TWS message codes
Version-pinned message codes extracted from the current official TWS API source snapshot. Codes are delivered through the EWrapper.error callback; which codes apply depends on the request, server version, permissions, configuration, and runtime conditions.
Message 100
Max rate of messages per second has been exceeded.
Completeness: advanced-low-level · Canonical ID: tws.error.100
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 101
Max number of tickers has been reached.
Completeness: advanced-low-level · Canonical ID: tws.error.101
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 102
Duplicate ticker ID.
Completeness: advanced-low-level · Canonical ID: tws.error.102
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 103
Duplicate order ID.
Completeness: advanced-low-level · Canonical ID: tws.error.103
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 104
Can’t modify a filled order.
Completeness: advanced-low-level · Canonical ID: tws.error.104
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 105
Order being modified does not match original order.
Completeness: advanced-low-level · Canonical ID: tws.error.105
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 106
Can’t transmit order ID:
Completeness: advanced-low-level · Canonical ID: tws.error.106
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 107
Cannot transmit incomplete order.
Completeness: advanced-low-level · Canonical ID: tws.error.107
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 109
Price is out of the range defined by the Percentage setting at order defaults frame. The order will not be transmitted.
Completeness: advanced-low-level · Canonical ID: tws.error.109
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 110
The price does not conform to the minimum price variation for this contract.
Completeness: advanced-low-level · Canonical ID: tws.error.110
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 111
The TIF (Tif type) and the order type are incompatible.
Completeness: advanced-low-level · Canonical ID: tws.error.111
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 113
The Tif option should be set to DAY for MOC and LOC orders.
Completeness: advanced-low-level · Canonical ID: tws.error.113
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 114
Relative orders are valid for stocks only.
Completeness: advanced-low-level · Canonical ID: tws.error.114
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 115
““Relative orders for US stocks can only be submitted to SMART, SMART_ECN, INSTINET, or PRIMEX.””
Completeness: advanced-low-level · Canonical ID: tws.error.115
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 116
The order cannot be transmitted to a dead exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.116
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 117
The block order size must be at least 50.
Completeness: advanced-low-level · Canonical ID: tws.error.117
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 118
VWAP orders must be routed through the VWAP exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.118
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 119
Only VWAP orders may be placed on the VWAP exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.119
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 120
It is too late to place a VWAP order for today.
Completeness: advanced-low-level · Canonical ID: tws.error.120
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 121
“Invalid BD flag for the order. Check “”Destination”” and “”BD”” flag.”
Completeness: advanced-low-level · Canonical ID: tws.error.121
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 122
No request tag has been found for order:
Completeness: advanced-low-level · Canonical ID: tws.error.122
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 123
No record is available for conid:
Completeness: advanced-low-level · Canonical ID: tws.error.123
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 124
No market rule is available for conid:
Completeness: advanced-low-level · Canonical ID: tws.error.124
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 125
Buy price must be the same as the best asking price.
Completeness: advanced-low-level · Canonical ID: tws.error.125
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 126
Sell price must be the same as the best bidding price.
Completeness: advanced-low-level · Canonical ID: tws.error.126
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 129
VWAP orders must be submitted at least three minutes before the start time.
Completeness: advanced-low-level · Canonical ID: tws.error.129
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 131
““The sweep-to-fill flag and display size are only valid for US stocks routed through SMART, and will be ignored.””
Completeness: advanced-low-level · Canonical ID: tws.error.131
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 132
This order cannot be transmitted without a clearing account.
Completeness: advanced-low-level · Canonical ID: tws.error.132
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 133
Submit new order failed.
Completeness: advanced-low-level · Canonical ID: tws.error.133
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 134
Modify order failed.
Completeness: advanced-low-level · Canonical ID: tws.error.134
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 135
Can’t find order with ID =
Completeness: advanced-low-level · Canonical ID: tws.error.135
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 136
This order cannot be cancelled.
Completeness: advanced-low-level · Canonical ID: tws.error.136
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 137
VWAP orders can only be cancelled up to three minutes before the start time.
Completeness: advanced-low-level · Canonical ID: tws.error.137
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 138
Could not parse ticker request:
Completeness: advanced-low-level · Canonical ID: tws.error.138
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 139
Parsing error:
Completeness: advanced-low-level · Canonical ID: tws.error.139
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 140
The size value should be an integer:
Completeness: advanced-low-level · Canonical ID: tws.error.140
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 141
The price value should be a double:
Completeness: advanced-low-level · Canonical ID: tws.error.141
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 142
Institutional customer account does not have account info
Completeness: advanced-low-level · Canonical ID: tws.error.142
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 143
Requested ID is not an integer number.
Completeness: advanced-low-level · Canonical ID: tws.error.143
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 144
““Order size does not match total share allocation. To adjust the share allocation, right-click on the order and select Modify > Share Allocation ””
Completeness: advanced-low-level · Canonical ID: tws.error.144
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 145
Error in validating entry fields –
Completeness: advanced-low-level · Canonical ID: tws.error.145
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 146
Invalid trigger method.
Completeness: advanced-low-level · Canonical ID: tws.error.146
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 147
The conditional contract info is incomplete.
Completeness: advanced-low-level · Canonical ID: tws.error.147
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 148
“Conditional submission of orders is supported for Limit, Market, MidPrice, Relative and Snap order types only. Conditional cancelation of orders is supported for Limit and MidPrice order types only.”
Completeness: advanced-low-level · Canonical ID: tws.error.148
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 151
This order cannot be transmitted without a user name.
Completeness: advanced-low-level · Canonical ID: tws.error.151
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 152
“The “”hidden”” order attribute may not be specified for this order.”
Completeness: advanced-low-level · Canonical ID: tws.error.152
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 153
EFPs can only be limit orders.
Completeness: advanced-low-level · Canonical ID: tws.error.153
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 154
Orders cannot be transmitted for a halted security.
Completeness: advanced-low-level · Canonical ID: tws.error.154
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 155
A sizeOp order must have a user name and account.
Completeness: advanced-low-level · Canonical ID: tws.error.155
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 156
A SizeOp order must go to IBSX
Completeness: advanced-low-level · Canonical ID: tws.error.156
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 157
An order can be EITHER Iceberg or Discretionary. Please remove either the Discretionary amount or the Display size.
Completeness: advanced-low-level · Canonical ID: tws.error.157
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 158
You must specify an offset amount or a percent offset value.
Completeness: advanced-low-level · Canonical ID: tws.error.158
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 159
The percent offset value must be between 0% and 100%.
Completeness: advanced-low-level · Canonical ID: tws.error.159
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 160
The size value cannot be zero.
Completeness: advanced-low-level · Canonical ID: tws.error.160
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 161
Cancel attempted when order is not in a cancellable state. Order permId =
Completeness: advanced-low-level · Canonical ID: tws.error.161
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 162
Historical market data Service error message.
Completeness: advanced-low-level · Canonical ID: tws.error.162
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 163
The price specified would violate the percentage constraint specified in the default order settings.
Completeness: advanced-low-level · Canonical ID: tws.error.163
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 164
There is no market data to check price percent violations.
Completeness: advanced-low-level · Canonical ID: tws.error.164
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 165
Historical market Data Service query message.
Completeness: advanced-low-level · Canonical ID: tws.error.165
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 166
HMDS Expired Contract Violation.
Completeness: advanced-low-level · Canonical ID: tws.error.166
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 167
VWAP order time must be in the future.
Completeness: advanced-low-level · Canonical ID: tws.error.167
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 168
Discretionary amount does not conform to the minimum price variation for this contract.
Completeness: advanced-low-level · Canonical ID: tws.error.168
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 200
The contract description specified for is ambiguous
No security definition has been found for the request.
Completeness: advanced-low-level · Canonical ID: tws.error.200
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 201
Order rejected – Reason:
Completeness: advanced-low-level · Canonical ID: tws.error.201
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 202
Order cancelled – Reason:
Completeness: advanced-low-level · Canonical ID: tws.error.202
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 203
The security is not available or allowed for this account.
The contract description specified for %S is ambiguous; you must specify the currency.
Completeness: advanced-low-level · Canonical ID: tws.error.203
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 300
Can’t find EId with ticker Id:
Completeness: advanced-low-level · Canonical ID: tws.error.300
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 301
Invalid ticker action:
Completeness: advanced-low-level · Canonical ID: tws.error.301
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 302
Error parsing stop ticker string:
Completeness: advanced-low-level · Canonical ID: tws.error.302
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 303
Invalid action:
Completeness: advanced-low-level · Canonical ID: tws.error.303
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 304
Invalid account value action:
Completeness: advanced-low-level · Canonical ID: tws.error.304
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 305
““Request parsing error, the request has been ignored.””
Completeness: advanced-low-level · Canonical ID: tws.error.305
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 306
Error processing DDE request:
Completeness: advanced-low-level · Canonical ID: tws.error.306
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 307
Invalid request topic:
Completeness: advanced-low-level · Canonical ID: tws.error.307
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 308
Unable to create the ‘API’ page in TWS as the maximum number of pages already exists.
Completeness: advanced-low-level · Canonical ID: tws.error.308
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 309
““Max number (3) of market depth requests has been reached. Note: TWS currently limits users to a maximum of 3 distinct market depth requests. This same restriction applies to API clients, however API clients may make multiple market depth requests for the same security.””
Completeness: advanced-low-level · Canonical ID: tws.error.309
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 310
Can’t find the subscribed market depth with tickerId:
Completeness: advanced-low-level · Canonical ID: tws.error.310
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 311
The origin is invalid.
Completeness: advanced-low-level · Canonical ID: tws.error.311
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 312
The combo details are invalid.
Completeness: advanced-low-level · Canonical ID: tws.error.312
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 313
The combo details for leg ” are invalid.
Completeness: advanced-low-level · Canonical ID: tws.error.313
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 314
Security type ‘BAG’ requires combo leg details.
Completeness: advanced-low-level · Canonical ID: tws.error.314
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 315
Stock combo legs are restricted to SMART order routing.
Completeness: advanced-low-level · Canonical ID: tws.error.315
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 316
Market depth data has been HALTED. Please re-subscribe.
Completeness: advanced-low-level · Canonical ID: tws.error.316
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 317
Market depth data has been RESET. Please empty deep book contents before applying any new entries.
Completeness: advanced-low-level · Canonical ID: tws.error.317
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 319
Invalid log level
Completeness: advanced-low-level · Canonical ID: tws.error.319
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 320
Server error when reading an API client request.
Completeness: advanced-low-level · Canonical ID: tws.error.320
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 321
Server error when validating an API client request.
Completeness: advanced-low-level · Canonical ID: tws.error.321
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 322
Server error when processing an API client request.
Completeness: advanced-low-level · Canonical ID: tws.error.322
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 323
Server error: cause – s
Completeness: advanced-low-level · Canonical ID: tws.error.323
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 324
Server error when reading a DDE client request (missing information).
Completeness: advanced-low-level · Canonical ID: tws.error.324
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 325
Discretionary orders are not supported for this combination of exchange and order type.
Completeness: advanced-low-level · Canonical ID: tws.error.325
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 326
Unable to connect as the client id is already in use. Retry with a unique client id.
Completeness: advanced-low-level · Canonical ID: tws.error.326
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 327
Only API connections with clientId set to 0 can set the auto bind TWS orders property.
Completeness: advanced-low-level · Canonical ID: tws.error.327
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 328
Trailing stop orders can be attached to limit or stop-limit orders only.
Completeness: advanced-low-level · Canonical ID: tws.error.328
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 329
Order modify failed. Cannot change to the new order type.
Completeness: advanced-low-level · Canonical ID: tws.error.329
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 330
Only FA or STL customers can request managed accounts list.
Completeness: advanced-low-level · Canonical ID: tws.error.330
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 331
Internal error. FA or STL does not have any managed accounts.
Completeness: advanced-low-level · Canonical ID: tws.error.331
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 332
The account codes for the order profile are invalid.
Completeness: advanced-low-level · Canonical ID: tws.error.332
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 333
Invalid share allocation syntax.
Completeness: advanced-low-level · Canonical ID: tws.error.333
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 334
Invalid Good Till Date order
Completeness: advanced-low-level · Canonical ID: tws.error.334
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 335
Invalid delta: The delta must be between 0 and 100.
Completeness: advanced-low-level · Canonical ID: tws.error.335
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 336
““The time or time zone is invalid. The correct format is hh:mm:ss xxx where xxx is an optionally specified time-zone. E.g.: 15:59:00 EST Note that there is a space between the time and the time zone. If no time zone is specified, local time is assumed.””
Completeness: advanced-low-level · Canonical ID: tws.error.336
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 337
““The date, time, or time-zone entered is invalid. The correct format is yyyymmdd hh:mm:ss xxx where yyyymmdd and xxx are optional. E.g.: 20031126 15:59:00 ESTNote that there is a space between the date and time, and between the time and time-zone.””
Completeness: advanced-low-level · Canonical ID: tws.error.337
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 338
Good After Time orders are currently disabled on this exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.338
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 339
Futures spread are no longer supported. Please use combos instead.
Completeness: advanced-low-level · Canonical ID: tws.error.339
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 340
Invalid improvement amount for box auction strategy.
Completeness: advanced-low-level · Canonical ID: tws.error.340
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 341
“Invalid delta. Valid values are from 1 to 100. You can set the delta from the “Pegged to Stock” section of the Order Ticket Panel, or by selecting Page/Layout from the main menu and adding the Delta column.”
Completeness: advanced-low-level · Canonical ID: tws.error.341
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 342
Pegged order is not supported on this exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.342
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 343
““The date, time, or time-zone entered is invalid. The correct format is yyyymmdd hh:mm:ss xxx””
Completeness: advanced-low-level · Canonical ID: tws.error.343
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 344
The account logged into is not a financial advisor account.
Completeness: advanced-low-level · Canonical ID: tws.error.344
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 345
Generic combo is not supported for FA advisor account.
Completeness: advanced-low-level · Canonical ID: tws.error.345
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 346
Not an institutional account or an away clearing account.
Completeness: advanced-low-level · Canonical ID: tws.error.346
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 347
Short sale slot value must be 1 (broker holds shares) or 2 (delivered from elsewhere).
Completeness: advanced-low-level · Canonical ID: tws.error.347
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 348
Order not a short sale – type must be SSHORT to specify short sale slot.
Completeness: advanced-low-level · Canonical ID: tws.error.348
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 349
“Generic combo does not support “”Good After”” attribute.”
Completeness: advanced-low-level · Canonical ID: tws.error.349
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 350
Minimum quantity is not supported for best combo order.
Completeness: advanced-low-level · Canonical ID: tws.error.350
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 351
“The “”Regular Trading Hours only”” flag is not valid for this order.”
Completeness: advanced-low-level · Canonical ID: tws.error.351
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 352
Short sale slot value of 2 (delivered from elsewhere) requires location.
Completeness: advanced-low-level · Canonical ID: tws.error.352
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 353
Short sale slot value of 1 requires no location be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.353
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 354
Requested market data is not subscribed. Check API status by selecting the Account menu then under Management choose Market Data Subscription Manager and/or availability of delayed data.
Completeness: advanced-low-level · Canonical ID: tws.error.354
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 355
Order size does not conform to market rule.
Completeness: advanced-low-level · Canonical ID: tws.error.355
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 356
Smart-combo order does not support OCA group.
Completeness: advanced-low-level · Canonical ID: tws.error.356
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 357
Your client version is out of date.
Completeness: advanced-low-level · Canonical ID: tws.error.357
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 358
Smart combo child order not supported.
Completeness: advanced-low-level · Canonical ID: tws.error.358
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 359
Combo order only supports reduce on fill without block(OCA).
Completeness: advanced-low-level · Canonical ID: tws.error.359
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 360
No whatif check support for smart combo order.
Completeness: advanced-low-level · Canonical ID: tws.error.360
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 361
Invalid trigger price.
Completeness: advanced-low-level · Canonical ID: tws.error.361
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 362
Invalid adjusted stop price.
Completeness: advanced-low-level · Canonical ID: tws.error.362
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 363
Invalid adjusted stop limit price.
Completeness: advanced-low-level · Canonical ID: tws.error.363
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 364
Invalid adjusted trailing amount.
Completeness: advanced-low-level · Canonical ID: tws.error.364
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 365
No scanner subscription found for ticker id:
Completeness: advanced-low-level · Canonical ID: tws.error.365
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 366
No historical data query found for ticker id:
Completeness: advanced-low-level · Canonical ID: tws.error.366
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 367
Volatility type if set must be 1 or 2 for VOL orders. Do not set it for other order types.
Completeness: advanced-low-level · Canonical ID: tws.error.367
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 368
Reference Price Type must be 1 or 2 for dynamic volatility management. Do not set it for non-VOL orders.
Completeness: advanced-low-level · Canonical ID: tws.error.368
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 369
Volatility orders are only valid for US options.
Completeness: advanced-low-level · Canonical ID: tws.error.369
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 370
““Dynamic Volatility orders must be SMART routed, or trade on a Price Improvement Exchange.””
Completeness: advanced-low-level · Canonical ID: tws.error.370
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 371
VOL order requires positive floating point value for volatility. Do not set it for other order types.
Completeness: advanced-low-level · Canonical ID: tws.error.371
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 372
Cannot set dynamic VOL attribute on non-VOL order.
Completeness: advanced-low-level · Canonical ID: tws.error.372
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 373
Can only set stock range attribute on VOL or RELATIVE TO STOCK order.
Completeness: advanced-low-level · Canonical ID: tws.error.373
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 374
““If both are set, the lower stock range attribute must be less than the upper stock range attribute.””
Completeness: advanced-low-level · Canonical ID: tws.error.374
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 375
Stock range attributes cannot be negative.
Completeness: advanced-low-level · Canonical ID: tws.error.375
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 376
The order is not eligible for continuous update. The option must trade on a cheap-to-reroute exchange.
Completeness: advanced-low-level · Canonical ID: tws.error.376
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 377
Must specify valid delta hedge order aux. price.
Completeness: advanced-low-level · Canonical ID: tws.error.377
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 378
Delta hedge order type requires delta hedge aux. price to be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.378
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 379
Delta hedge order type requires that no delta hedge aux. price be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.379
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 380
This order type is not allowed for delta hedge orders.
Completeness: advanced-low-level · Canonical ID: tws.error.380
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 381
Your DDE.dll needs to be upgraded.
Completeness: advanced-low-level · Canonical ID: tws.error.381
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 382
The price specified violates the number of ticks constraint specified in the default order settings.
Completeness: advanced-low-level · Canonical ID: tws.error.382
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 383
The size specified violates the size constraint specified in the default order settings.
Completeness: advanced-low-level · Canonical ID: tws.error.383
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 384
Invalid DDE array request.
Completeness: advanced-low-level · Canonical ID: tws.error.384
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 385
Duplicate ticker ID for API scanner subscription.
Completeness: advanced-low-level · Canonical ID: tws.error.385
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 386
Duplicate ticker ID for API historical data query.
Completeness: advanced-low-level · Canonical ID: tws.error.386
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 387
Unsupported order type for this exchange and security type.
Completeness: advanced-low-level · Canonical ID: tws.error.387
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 388
Order size is smaller than the minimum requirement.
Completeness: advanced-low-level · Canonical ID: tws.error.388
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 389
Supplied routed order ID is not unique.
Completeness: advanced-low-level · Canonical ID: tws.error.389
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 390
Supplied routed order ID is invalid.
Completeness: advanced-low-level · Canonical ID: tws.error.390
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 391
The time or time-zone entered is invalid. The correct format is hh:mm:ss xxx
Completeness: advanced-low-level · Canonical ID: tws.error.391
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 392
Invalid order: contract expired.
Completeness: advanced-low-level · Canonical ID: tws.error.392
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 393
Short sale slot may be specified for delta hedge orders only.
Completeness: advanced-low-level · Canonical ID: tws.error.393
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 394
Invalid Process Time: must be integer number of milliseconds between 100 and 2000. Found:
Completeness: advanced-low-level · Canonical ID: tws.error.394
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 395
““Due to system problems, orders with OCA groups are currently not being accepted.””
Completeness: advanced-low-level · Canonical ID: tws.error.395
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 396
““Due to system problems, application is currently accepting only Market and Limit orders for this contract.””
Completeness: advanced-low-level · Canonical ID: tws.error.396
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 397
““Due to system problems, application is currently accepting only Market and Limit orders for this contract.””
Completeness: advanced-low-level · Canonical ID: tws.error.397
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 398
cannot be used as a condition trigger.
Completeness: advanced-low-level · Canonical ID: tws.error.398
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 399
Order message error
Completeness: advanced-low-level · Canonical ID: tws.error.399
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 400
Algo order error.
Completeness: advanced-low-level · Canonical ID: tws.error.400
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 401
Length restriction.
Completeness: advanced-low-level · Canonical ID: tws.error.401
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 402
Conditions are not allowed for this contract.
Completeness: advanced-low-level · Canonical ID: tws.error.402
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 403
Invalid stop price.
Completeness: advanced-low-level · Canonical ID: tws.error.403
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 404
Shares for this order are not immediately available for short sale. The order will be held while we attempt to locate the shares.
Completeness: advanced-low-level · Canonical ID: tws.error.404
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 405
The child order quantity should be equivalent to the parent order size.
Completeness: advanced-low-level · Canonical ID: tws.error.405
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 406
The currency is not allowed.
Completeness: advanced-low-level · Canonical ID: tws.error.406
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 407
The symbol should contain valid non-unicode characters only.
Completeness: advanced-low-level · Canonical ID: tws.error.407
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 408
Invalid scale order increment.
Completeness: advanced-low-level · Canonical ID: tws.error.408
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 409
Invalid scale order. You must specify order component size.
Completeness: advanced-low-level · Canonical ID: tws.error.409
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 410
Invalid subsequent component size for scale order.
Completeness: advanced-low-level · Canonical ID: tws.error.410
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 411
“The “”Outside Regular Trading Hours”” flag is not valid for this order.”
Completeness: advanced-low-level · Canonical ID: tws.error.411
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 412
The contract is not available for trading.
Completeness: advanced-low-level · Canonical ID: tws.error.412
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 413
What-if order should have the transmit flag set to true.
Completeness: advanced-low-level · Canonical ID: tws.error.413
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 414
Snapshot market data subscription is not applicable to generic ticks.
Completeness: advanced-low-level · Canonical ID: tws.error.414
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 415
Wait until previous RFQ finishes and try again.
Completeness: advanced-low-level · Canonical ID: tws.error.415
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 416
RFQ is not applicable for the contract. Order ID:
Completeness: advanced-low-level · Canonical ID: tws.error.416
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 417
Invalid initial component size for scale order.
Completeness: advanced-low-level · Canonical ID: tws.error.417
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 418
Invalid scale order profit offset.
Completeness: advanced-low-level · Canonical ID: tws.error.418
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 419
Missing initial component size for scale order.
Completeness: advanced-low-level · Canonical ID: tws.error.419
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 420
Invalid real-time query.
Completeness: advanced-low-level · Canonical ID: tws.error.420
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 421
Invalid route.
Completeness: advanced-low-level · Canonical ID: tws.error.421
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 422
The account and clearing attributes on this order may not be changed.
Completeness: advanced-low-level · Canonical ID: tws.error.422
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 423
Cross order RFQ has been expired. THI committed size is no longer available. Please open order dialog and verify liquidity allocation.
Completeness: advanced-low-level · Canonical ID: tws.error.423
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 424
FA Order requires allocation to be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.424
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 425
FA Order requires per-account manual allocations because there is no common clearing instruction. Please use order dialog Adviser tab to enter the allocation.
Completeness: advanced-low-level · Canonical ID: tws.error.425
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 426
None of the accounts have enough shares.
Completeness: advanced-low-level · Canonical ID: tws.error.426
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 427
Mutual Fund order requires monetary value to be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.427
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 428
Mutual Fund Sell order requires shares to be specified.
Completeness: advanced-low-level · Canonical ID: tws.error.428
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 429
Delta neutral orders are only supported for combos (BAG security type).
Completeness: advanced-low-level · Canonical ID: tws.error.429
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 430
““We are sorry, but fundamentals data for the security specified is not available.””
Completeness: advanced-low-level · Canonical ID: tws.error.430
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 431
What to show field is missing or incorrect.
Completeness: advanced-low-level · Canonical ID: tws.error.431
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 432
Commission must not be negative.
Completeness: advanced-low-level · Canonical ID: tws.error.432
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 433
“Invalid “”Restore size after taking profit”” for multiple account allocation scale order.”
Completeness: advanced-low-level · Canonical ID: tws.error.433
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 434
The order size cannot be zero.
Completeness: advanced-low-level · Canonical ID: tws.error.434
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 435
You must specify an account.
Completeness: advanced-low-level · Canonical ID: tws.error.435
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 436
““You must specify an allocation (either a single account, group, or profile).””
Completeness: advanced-low-level · Canonical ID: tws.error.436
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 437
Order can have only one flag Outside RTH or Allow PreOpen.
Completeness: advanced-low-level · Canonical ID: tws.error.437
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 438
The application is now locked.
Completeness: advanced-low-level · Canonical ID: tws.error.438
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 439
Order processing failed. Algorithm definition not found.
Completeness: advanced-low-level · Canonical ID: tws.error.439
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 440
Order modify failed. Algorithm cannot be modified.
Completeness: advanced-low-level · Canonical ID: tws.error.440
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 441
Algo attributes validation failed:
Completeness: advanced-low-level · Canonical ID: tws.error.441
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 442
Specified algorithm is not allowed for this order.
Completeness: advanced-low-level · Canonical ID: tws.error.442
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 443
Order processing failed. Unknown algo attribute.
Completeness: advanced-low-level · Canonical ID: tws.error.443
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 444
Volatility Combo order is not yet acknowledged. Cannot submit changes at this time.
Completeness: advanced-low-level · Canonical ID: tws.error.444
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 445
The RFQ for this order is no longer valid.
Completeness: advanced-low-level · Canonical ID: tws.error.445
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 446
Missing scale order profit offset.
Completeness: advanced-low-level · Canonical ID: tws.error.446
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 447
Missing scale price adjustment amount or interval.
Completeness: advanced-low-level · Canonical ID: tws.error.447
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 448
Invalid scale price adjustment interval.
Completeness: advanced-low-level · Canonical ID: tws.error.448
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 449
Unexpected scale price adjustment amount or interval.
Completeness: advanced-low-level · Canonical ID: tws.error.449
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 481
Order size reduced.
Completeness: advanced-low-level · Canonical ID: tws.error.481
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 501
Already Connected.
Completeness: advanced-low-level · Canonical ID: tws.error.501
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 502
“Couldn’t connect to TWS. Confirm that “”Enable ActiveX and Socket Clients”” is enabled and connection port is the same as “”Socket Port”” on the TWS “”Edit->Global Configuration…->API->Settings”” menu.”
Completeness: advanced-low-level · Canonical ID: tws.error.502
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 503
The TWS is out of date and must be upgraded.
Completeness: advanced-low-level · Canonical ID: tws.error.503
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 504
Not connected.
Completeness: advanced-low-level · Canonical ID: tws.error.504
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 505
Fatal Error: Unknown message id.
Completeness: advanced-low-level · Canonical ID: tws.error.505
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 506
Unsupported Version (not used in Python client)
Completeness: advanced-low-level · Canonical ID: tws.error.506
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 507
Bad Message Length (Java-only)
Completeness: advanced-low-level · Canonical ID: tws.error.507
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 508
Bad Message
Completeness: advanced-low-level · Canonical ID: tws.error.508
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 509
Exception caught while reading socket
Completeness: advanced-low-level · Canonical ID: tws.error.509
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 510
Request Market Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.510
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 511
Cancel Market Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.511
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 512
Order Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.512
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 513
Account Update Request Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.513
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 514
Request For Executions Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.514
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 515
Cancel Order Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.515
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 516
Request Open Order Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.516
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 517
Unknown contract. Verify the contract details supplied. (not used in Python C# client)
Completeness: advanced-low-level · Canonical ID: tws.error.517
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 518
Request Contract Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.518
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 519
Request Market Depth Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.519
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 520
Failed to create socket (not used in C# client)
Completeness: advanced-low-level · Canonical ID: tws.error.520
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 521
Set Server Log Level Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.521
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 522
FA Information Request Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.522
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 523
FA Information Replace Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.523
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 524
Request Scanner Subscription Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.524
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 525
Cancel Scanner Subscription Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.525
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 526
Request Scanner Parameter Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.526
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 527
Request Historical Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.527
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 528
Request Historical Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.528
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 529
Request Real-time Bar Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.529
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 530
Cancel Real-time Bar Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.530
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 531
Request Current Time Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.531
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 532
Request Fundamental Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.532
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 533
Cancel Fundamental Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.533
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 534
Request Calculate Implied Volatility Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.534
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 535
Request Calculate Option Price Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.535
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 536
Cancel Calculate Implied Volatility Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.536
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 537
Cancel Calculate Option Price Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.537
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 538
Request Global Cancel Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.538
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 539
Request Market Data Type Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.539
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 540
Request Positions Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.540
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 541
Cancel Positions Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.541
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 542
Request Account Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.542
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 543
Cancel Account Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.543
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 544
Verify Request Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.544
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 545
Verify Message Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.545
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 546
Query Display Groups Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.546
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 547
Subscribe To Group Events Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.547
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 548
Update Display Group Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.548
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 549
Unsubscribe From Group Events Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.549
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 550
Start API Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.550
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 551
Verify And Auth Request Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.551
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 552
Verify And Auth Message Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.552
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 553
Request Positions Multi Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.553
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 554
Cancel Positions Multi Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.554
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 555
Request Account Updates Multi Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.555
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 556
Cancel Account Updates Multi Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.556
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 557
Request Security Definition Option Params Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.557
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 558
Request Soft Dollar Tiers Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.558
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 559
Request Family Codes Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.559
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 560
Request Matching Symbols Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.560
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 561
Request Market Depth Exchanges Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.561
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 562
Request Smart Components Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.562
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 563
Request News Providers Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.563
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 564
Request News Article Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.564
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 565
Request Historical News Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.565
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 566
Request Head Time Stamp Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.566
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 567
Request Histogram Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.567
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 568
Cancel Request Histogram Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.568
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 569
Cancel Head Time Stamp Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.569
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 570
Request Market Rule Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.570
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 571
Request PnL Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.571
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 572
Cancel PnL Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.572
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 573
Request PnL Single Error –
Completeness: advanced-low-level · Canonical ID: tws.error.573
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 574
Cancel PnL Single Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.574
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 575
Request Historical Ticks Error –
Completeness: advanced-low-level · Canonical ID: tws.error.575
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 576
Request Tick-By-Tick Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.576
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 577
Cancel Tick-By-Tick Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.577
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 578
Request Completed Orders Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.578
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 579
Invalid symbol in string –
Completeness: advanced-low-level · Canonical ID: tws.error.579
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 580
Request WSH Meta Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.580
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 581
Cancel WSH Meta Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.581
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 582
Request WSH Event Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.582
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 583
Cancel WSH Event Data Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.583
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 584
Request User Info Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.584
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 585
“FA Profile is not supported anymore, use FA Group instead”
Completeness: advanced-low-level · Canonical ID: tws.error.585
Advanced or protocol-level surface classified separately from application utilities.
Related API navigation
- Raised by:
IB.replaceFA
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z) - ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 586
Failed to read message because not connected (Used only in Java client)
Completeness: advanced-low-level · Canonical ID: tws.error.586
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 587
Request Current Time In Millis Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.587
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 588
Error encoding protobuf
Completeness: advanced-low-level · Canonical ID: tws.error.588
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 589
Cancel Market Depth Sending Error –
Completeness: advanced-low-level · Canonical ID: tws.error.589
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 1100
Connectivity between IB and the TWS has been lost.
Completeness: advanced-low-level · Canonical ID: tws.error.1100
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 1101
Connectivity between IB and TWS has been restored- data lost.*
Completeness: advanced-low-level · Canonical ID: tws.error.1101
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 1102
Connectivity between IB and TWS has been restored- data maintained.
Completeness: advanced-low-level · Canonical ID: tws.error.1102
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 1300
TWS socket port has been reset and this connection is being dropped. Please reconnect on the new port – <port_num>
Completeness: advanced-low-level · Canonical ID: tws.error.1300
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2100
New account data requested from TWS. API client has been unsubscribed from account data.
Completeness: advanced-low-level · Canonical ID: tws.error.2100
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2101
Unable to subscribe to account as the following clients are subscribed to a different account.
Completeness: advanced-low-level · Canonical ID: tws.error.2101
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2102
Unable to modify this order as it is still being processed.
Completeness: advanced-low-level · Canonical ID: tws.error.2102
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2103
A market data farm is disconnected.
Completeness: advanced-low-level · Canonical ID: tws.error.2103
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2104
Market data farm connection is OK
Completeness: advanced-low-level · Canonical ID: tws.error.2104
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2105
A historical data farm is disconnected.
Completeness: advanced-low-level · Canonical ID: tws.error.2105
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2106
A historical data farm is connected.
Completeness: advanced-low-level · Canonical ID: tws.error.2106
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2107
A historical data farm connection has become inactive but should be available upon demand.
Completeness: advanced-low-level · Canonical ID: tws.error.2107
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2108
A market data farm connection has become inactive but should be available upon demand.
Completeness: advanced-low-level · Canonical ID: tws.error.2108
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2109
“Order Event Warning: Attribute “”Outside Regular Trading Hours”” is ignored based on the order type and destination. PlaceOrder is now processed.”
Completeness: advanced-low-level · Canonical ID: tws.error.2109
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2110
Connectivity between TWS and server is broken. It will be restored automatically.
Completeness: advanced-low-level · Canonical ID: tws.error.2110
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2111
“The Start and/or End Time for algo order BUY/SELL a contract was adjusted to use the next trading date. To modify this setting, use the Auto-adjust algo order date item on the Orders configuration page”
Completeness: advanced-low-level · Canonical ID: tws.error.2111
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2119
Market data farm is connecting.
Completeness: advanced-low-level · Canonical ID: tws.error.2119
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2130
Warning: products are trading on the basis of currency price with factor.
Completeness: advanced-low-level · Canonical ID: tws.error.2130
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2137
Cross Side Warning
Completeness: advanced-low-level · Canonical ID: tws.error.2137
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2152
Market depth smart depth exchanges.
Completeness: advanced-low-level · Canonical ID: tws.error.2152
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2158
Sec-def data farm connection is OK
Completeness: advanced-low-level · Canonical ID: tws.error.2158
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2168
Etrade Only Not Supported Warning
Completeness: advanced-low-level · Canonical ID: tws.error.2168
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 2169
Firm Quote Only Not Supported Warning
Completeness: advanced-low-level · Canonical ID: tws.error.2169
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10000
Cross currency combo error.
Completeness: advanced-low-level · Canonical ID: tws.error.10000
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10001
Cross currency vol error.
Completeness: advanced-low-level · Canonical ID: tws.error.10001
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10002
Invalid non-guaranteed legs.
Completeness: advanced-low-level · Canonical ID: tws.error.10002
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10003
IBSX not allowed.
Completeness: advanced-low-level · Canonical ID: tws.error.10003
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10005
Read-only models.
Completeness: advanced-low-level · Canonical ID: tws.error.10005
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10006
Missing parent order.
Completeness: advanced-low-level · Canonical ID: tws.error.10006
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10007
Invalid hedge type.
Completeness: advanced-low-level · Canonical ID: tws.error.10007
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10008
Invalid beta value.
Completeness: advanced-low-level · Canonical ID: tws.error.10008
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10009
Invalid hedge ratio.
Completeness: advanced-low-level · Canonical ID: tws.error.10009
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10010
Invalid delta hedge order.
Completeness: advanced-low-level · Canonical ID: tws.error.10010
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10011
Currency is not supported for Smart combo.
Completeness: advanced-low-level · Canonical ID: tws.error.10011
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10012
Invalid allocation percentage
Completeness: advanced-low-level · Canonical ID: tws.error.10012
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10013
Smart routing API error (Smart routing opt-out required).
Completeness: advanced-low-level · Canonical ID: tws.error.10013
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10014
PctChange limits.
Completeness: advanced-low-level · Canonical ID: tws.error.10014
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10015
Trading is not allowed in the API.
Completeness: advanced-low-level · Canonical ID: tws.error.10015
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10016
Contract is not visible.
Completeness: advanced-low-level · Canonical ID: tws.error.10016
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10017
Contracts are not visible.
Completeness: advanced-low-level · Canonical ID: tws.error.10017
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10018
Orders use EV warning.
Completeness: advanced-low-level · Canonical ID: tws.error.10018
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10019
Trades use EV warning.
Completeness: advanced-low-level · Canonical ID: tws.error.10019
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10020
Display size should be smaller than order size./td>
Completeness: advanced-low-level · Canonical ID: tws.error.10020
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10021
Invalid leg2 to Mkt Offset API.
Completeness: advanced-low-level · Canonical ID: tws.error.10021
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10022
Invalid Leg Prio API.
Completeness: advanced-low-level · Canonical ID: tws.error.10022
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10023
Invalid combo display size API.
Completeness: advanced-low-level · Canonical ID: tws.error.10023
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10024
Invalid don’t start next legin API.
Completeness: advanced-low-level · Canonical ID: tws.error.10024
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10025
Invalid leg2 to Mkt time1 API.
Completeness: advanced-low-level · Canonical ID: tws.error.10025
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10026
Invalid leg2 to Mkt time2 API.
Completeness: advanced-low-level · Canonical ID: tws.error.10026
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10027
Invalid combo routing tag API.
Completeness: advanced-low-level · Canonical ID: tws.error.10027
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10090
Part of requested market data is not subscribed.
Completeness: advanced-low-level · Canonical ID: tws.error.10090
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10147
Order to be canceled was not found.
Completeness: advanced-low-level · Canonical ID: tws.error.10147
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10148
““OrderId that needs to be cancelled can not be cancelled, state:””
Completeness: advanced-low-level · Canonical ID: tws.error.10148
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10186
Requested market data is not subscribed. Delayed market data is not enabled
Completeness: advanced-low-level · Canonical ID: tws.error.10186
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10187
Failed to request historical ticks:No market data permissions
Completeness: advanced-low-level · Canonical ID: tws.error.10187
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10189
Failed to request tick-by-tick data. Invalid Real-time Query
Completeness: advanced-low-level · Canonical ID: tws.error.10189
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10197
No market data during competing session
Completeness: advanced-low-level · Canonical ID: tws.error.10197
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10225
““Bust event occurred, current subscription is deactivated. Please resubscribe real-time bars immediately””
Completeness: advanced-low-level · Canonical ID: tws.error.10225
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10230
““You have unsaved FA changes. Please retry ‘request FA’ operation later, when ‘replace FA’ operation is complete””
Completeness: advanced-low-level · Canonical ID: tws.error.10230
Advanced or protocol-level surface classified separately from application utilities.
Related API navigation
- Raised by:
IB.requestFAAsync
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z) - ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10231
The following Groups and/or Profiles contain invalid accounts:
Completeness: advanced-low-level · Canonical ID: tws.error.10231
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10233
Defaults were inherited from CASH preset during the creation of this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10233
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10234
The Decision Maker field is required and not set for this order (non-desktop).
Completeness: advanced-low-level · Canonical ID: tws.error.10234
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10235
The Decision Maker field is required and not set for this order (ibbot).
Completeness: advanced-low-level · Canonical ID: tws.error.10235
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10236
Child has to be AON if parent order is AON
Completeness: advanced-low-level · Canonical ID: tws.error.10236
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10237
All or None ticket can route entire unfilled size only
Completeness: advanced-low-level · Canonical ID: tws.error.10237
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10238
Some error occured during communication with Advisor Setup web-app
Completeness: advanced-low-level · Canonical ID: tws.error.10238
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10239
This order will affect one or more accounts that are flagged because they do not fit the required risk score criteria prescribed by the group/profile/model allocation.
Completeness: advanced-low-level · Canonical ID: tws.error.10239
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10240
You must enter a valid Price Cap.
Completeness: advanced-low-level · Canonical ID: tws.error.10240
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10241
Order Quantity is expressed in monetary terms. Modification is not supported via API. Please use desktop version to revise this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10241
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10242
Fractional-sized order cannot be modified via API. Please use desktop version to revise this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10242
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10243
Fractional-sized order cannot be placed via API. Please use desktop version to place this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10243
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10244
Cash Quantity cannot be used for this order
Completeness: advanced-low-level · Canonical ID: tws.error.10244
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10245
This financial instrument does not support fractional shares trading
Completeness: advanced-low-level · Canonical ID: tws.error.10245
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10246
This order doesn’t support fractional shares trading
Completeness: advanced-low-level · Canonical ID: tws.error.10246
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10247
Only IB SmartRouting supports fractional shares
Completeness: advanced-low-level · Canonical ID: tws.error.10247
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10248
doesn’t have permission to trade fractional shares
Completeness: advanced-low-level · Canonical ID: tws.error.10248
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10249
“=””””> order doesn’t support fractional shares”
Completeness: advanced-low-level · Canonical ID: tws.error.10249
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10250
The size does not conform to the minimum variation of for this contract
Completeness: advanced-low-level · Canonical ID: tws.error.10250
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10251
Fractional shares are not supported for allocation orders
Completeness: advanced-low-level · Canonical ID: tws.error.10251
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10252
This non-close-position order doesn’t support fractional shares trading
Completeness: advanced-low-level · Canonical ID: tws.error.10252
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10253
Clear Away orders are not supported for multi-leg combo with attached hedge.
Completeness: advanced-low-level · Canonical ID: tws.error.10253
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10254
Invalid Order: bond expired
Completeness: advanced-low-level · Canonical ID: tws.error.10254
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10268
The ‘EtradeOnly’ order attribute is not supported
Completeness: advanced-low-level · Canonical ID: tws.error.10268
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10269
The ‘firmQuoteOnly’ order attribute is not supported
Completeness: advanced-low-level · Canonical ID: tws.error.10269
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10270
The ‘nbboPriceCap’ order attribute is not supported
Completeness: advanced-low-level · Canonical ID: tws.error.10270
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10276
News feed is not allowed
Completeness: advanced-low-level · Canonical ID: tws.error.10276
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10277
News feed permissions required
Completeness: advanced-low-level · Canonical ID: tws.error.10277
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10278
Duplicate WSH metadata request
Completeness: advanced-low-level · Canonical ID: tws.error.10278
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10279
Failed request WSH metadata
Completeness: advanced-low-level · Canonical ID: tws.error.10279
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10280
Failed cancel WSH metadata
Completeness: advanced-low-level · Canonical ID: tws.error.10280
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10281
Duplicate WSH event data request
Completeness: advanced-low-level · Canonical ID: tws.error.10281
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10282
WSH metadata not requested
Completeness: advanced-low-level · Canonical ID: tws.error.10282
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10283
Fail request WSH event data
Completeness: advanced-low-level · Canonical ID: tws.error.10283
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10284
Fail cancel WSH event data
Completeness: advanced-low-level · Canonical ID: tws.error.10284
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10285
Your API version does not support fractional sizing rules. Please upgrade to at least version 163
Completeness: advanced-low-level · Canonical ID: tws.error.10285
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10286
%s field cannot contain more than %s decimals.
Completeness: advanced-low-level · Canonical ID: tws.error.10286
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10287
Cryptocurrency order is not confirmed
Completeness: advanced-low-level · Canonical ID: tws.error.10287
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10288
Market order confirmation dialog title for cryptocurrencies
Completeness: advanced-low-level · Canonical ID: tws.error.10288
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10289
You must set Cash Quantity for this order
Completeness: advanced-low-level · Canonical ID: tws.error.10289
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10290
This order only supports CashQty trading.
Completeness: advanced-low-level · Canonical ID: tws.error.10290
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10291
Orders to harvest Capital Loss must use the DAY time-in-force.
Completeness: advanced-low-level · Canonical ID: tws.error.10291
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10292
Order type/action restriction
Completeness: advanced-low-level · Canonical ID: tws.error.10292
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10293
Cryptocurrency Cash Quantity order cannot specify size
Completeness: advanced-low-level · Canonical ID: tws.error.10293
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10294
Cash quantity set on the order does not match total monetary amount of the Group.
Completeness: advanced-low-level · Canonical ID: tws.error.10294
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10295
Only daily resolution supported for Schedule requests
Orders to harvest Capital Loss must use the DAY time-in-force.
Completeness: advanced-low-level · Canonical ID: tws.error.10295
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10296
“The Smart Routing features \””Seek Price Improvement\”” (aka \””Route to Dark Pools\””) and \””Do not route to Dark Pools\”” are mutually exclusive.Enabling both will result in the order being rejected. Please choose only one of these commands.%s”
Completeness: advanced-low-level · Canonical ID: tws.error.10296
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10297
Not Held attribute is invalid for this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10297
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10298
Cannot trade an instrument with currency different from model currency
Completeness: advanced-low-level · Canonical ID: tws.error.10298
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10299
Expected what to show is %s
Completeness: advanced-low-level · Canonical ID: tws.error.10299
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10300
%s: The date
Completeness: advanced-low-level · Canonical ID: tws.error.10300
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10301
%s: The date
Completeness: advanced-low-level · Canonical ID: tws.error.10301
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10302
Min trade trade quantity is not allowed for this order
Completeness: advanced-low-level · Canonical ID: tws.error.10302
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10303
Invalid min trade quantity value (%s).It must be a positive integer
Completeness: advanced-low-level · Canonical ID: tws.error.10303
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10304
Minimum Competing Size value must be non-negative.
Completeness: advanced-low-level · Canonical ID: tws.error.10304
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10305
Compete against best bid or offer Offset dollar value must be positive
Completeness: advanced-low-level · Canonical ID: tws.error.10305
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10306
Mid offsets are not allowed
Completeness: advanced-low-level · Canonical ID: tws.error.10306
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10307
Invalid MidOffsetAtWhole and/or MidOffsetAtHalf attribute values
Completeness: advanced-low-level · Canonical ID: tws.error.10307
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10308
Revision to Post to ATS value presence is not allowed.
Completeness: advanced-low-level · Canonical ID: tws.error.10308
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10309
Invalid WSH event data request.
Completeness: advanced-low-level · Canonical ID: tws.error.10309
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10310
The Solicited field should be used for orders initiated or recommended by the broker or advisor that were approved by the client (by phone
Completeness: advanced-low-level · Canonical ID: tws.error.10310
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10311
This order will be directly routed to %s. Direct routed orders may result in higher trade fees.
Completeness: advanced-low-level · Canonical ID: tws.error.10311
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10312
The order type Volatility is currently not supported for this combination of financial instrument and account type
Completeness: advanced-low-level · Canonical ID: tws.error.10312
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10314
%s: The date
Completeness: advanced-low-level · Canonical ID: tws.error.10314
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10315
%s: The time entered is invalid. The correct format is hh:mm:ss. E.g.: 15:00:00 in UTC. No date should be specified
Completeness: advanced-low-level · Canonical ID: tws.error.10315
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10316
Trigger Outside RTH was deprecated. Please upgrade your API Client software to submit order with Outside RTH attribute instead.
Completeness: advanced-low-level · Canonical ID: tws.error.10316
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10317
The Cash Quantity size for the below contracts does not conform to minimum variation of %s
Completeness: advanced-low-level · Canonical ID: tws.error.10317
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10318
This order doesn’t support fractional quantity trading
Completeness: advanced-low-level · Canonical ID: tws.error.10318
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10319
Placing orders for Municipal Bonds via API is currently disabled
Completeness: advanced-low-level · Canonical ID: tws.error.10319
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10321
Placing orders for Municipal Bonds is currently disabled for attached and OCA orders.
Completeness: advanced-low-level · Canonical ID: tws.error.10321
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10322
This API request for All is not supported for Dynamic Account Addition
Completeness: advanced-low-level · Canonical ID: tws.error.10322
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10324
Invalid parameters for OCA group for exchange %s. Overfill Protection is implied.
Completeness: advanced-low-level · Canonical ID: tws.error.10324
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10325
OCA group is not supported
Completeness: advanced-low-level · Canonical ID: tws.error.10325
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10326
OCA group revision is not allowed
Completeness: advanced-low-level · Canonical ID: tws.error.10326
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10327
OCA group type revision is not allowed
Completeness: advanced-low-level · Canonical ID: tws.error.10327
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10328
Connection lost
Completeness: advanced-low-level · Canonical ID: tws.error.10328
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10329
This order will be directly routed to %s.
Completeness: advanced-low-level · Canonical ID: tws.error.10329
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10330
The expiry date/time format is invalid.\nThe correct format is yyyyMM
Completeness: advanced-low-level · Canonical ID: tws.error.10330
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10331
Any stop warning
Completeness: advanced-low-level · Canonical ID: tws.error.10331
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10332
Cryptocurrency volatility warning
Completeness: advanced-low-level · Canonical ID: tws.error.10332
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10333
Option Exercise at-the-money warning
Completeness: advanced-low-level · Canonical ID: tws.error.10333
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10334
Confirm Omnibus Order Account
Completeness: advanced-low-level · Canonical ID: tws.error.10334
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10335
“Order presets cannot be applied as configured. Please review%s Settings and Rapid Order Entry Configuration for consistency.”
Completeness: advanced-low-level · Canonical ID: tws.error.10335
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10336
Per-leg executing broker configuration is not supported
Completeness: advanced-low-level · Canonical ID: tws.error.10336
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10337
Misc options key=%s is invalid in %s request. Valid keys are: %s
Completeness: advanced-low-level · Canonical ID: tws.error.10337
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10338
Misc options value=%s is invalid for key=%s in %s request. Valid values are: %s
Completeness: advanced-low-level · Canonical ID: tws.error.10338
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10339
Setting end date/time for continuous future security type is not allowed
Completeness: advanced-low-level · Canonical ID: tws.error.10339
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10340
The following order attribute is not supported: %s
Completeness: advanced-low-level · Canonical ID: tws.error.10340
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10341
Parent order id cannot be modified
Completeness: advanced-low-level · Canonical ID: tws.error.10341
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10342
The ‘ImbalanceOnly’ order attribute may not be specified for this order.
Completeness: advanced-low-level · Canonical ID: tws.error.10342
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10343
Selling Event Contracts is neither allowed directly
Completeness: advanced-low-level · Canonical ID: tws.error.10343
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10344
Price value must be between 0.02 and 0.99 with a maximum of two decimal places.
Completeness: advanced-low-level · Canonical ID: tws.error.10344
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10345
You cannot trade a %s
Completeness: advanced-low-level · Canonical ID: tws.error.10345
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10346
Market data for %s cannot be delivered because ticker for the same financial instrument is displayed on %s
Completeness: advanced-low-level · Canonical ID: tws.error.10346
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)
Message 10347
This security has limited liquidity. If you choose to trade this security
Completeness: advanced-low-level · Canonical ID: tws.error.10347
Advanced or protocol-level surface classified separately from application utilities.
Sources and provenance
- ibkr-campus-tws-api (
official-current; retrieved2026-07-14T19:13:54.602937Z)