Invoking an action may return an error code. An error code may or may not be followed by a suffix separated by a single space, identifying the context of the error.
| Code | Description | Suffix |
|---|---|---|
| Account | The Trading Account supplied is invalid | Account ID |
| Account.Authority | The User does not have access to the requested data for the Trading Account | Account ID |
| Account.Fault | The Trading Account feed encountered a server fault | Account ID |
| Account.NotFound | The Trading Account supplied does not exist or the User does not have access to view it | Account ID |
| Account.Unavailable | The Trading Account feed was unavailable | Account ID |
| Authority | The User does not have access to the requested action | |
| Authority.Authority | The User does not have access to the Trading Authority | |
| Authority.Fault | The Trading Authority feed encountered a server fault | |
| Authority.NotFound | The Trading Authority does not exist | |
| Authority.Unavailable | The Trading Authority feed was unavailable | |
| Code | The code field was not supplied | |
| Controller | The supplied controller is invalid | Controller |
| Data | The action was invoked with no data | |
| Data.Deserialise | The action was invoked with invalid data | |
| Exchange | The Exchange supplied is invalid | Exchange Code |
| Exchange.NotFound | The Exchange supplied does not exist | Exchange Code |
| Fault | A server fault occurred | |
| Limited | You have exceeded the request limit. Please wait before trying again. | |
| Market | The Market supplied is invalid | Market Code |
| Market.NotFound | The Market supplied does not exist, or the User does not have access to view it | Market Code |
| Market.Unavailable | The Market feed was unavailable | Market Code |
| Operation.Unknown | The action requested is unknown | |
| Operation.Abort | The action was aborted due to the connection closing | |
| Operation.Timeout | The action timed out during execution | |
| Operation.NoResult | The action was invoked without a Transaction ID | |
| Session | Unable to establish a session for the requested Resources | |
| Source | The News source supplied was invalid | Source Code |
| Source.Authority | The User does not have access to the requested data for the News source | Source Code |
| Source.Fault | The News source feed encountered a server fault | Source Code |
| Source.NotFound | The News source does not exist, or the User does not have access to view it | Source Code |
| Source.Unavailable | The News source feed was unavailable | Source Code |
| Symbol | The Symbol supplied was invalid | Symbol Code |
| Symbol.Authority | The User does not have access to the requested data for the Symbol | Symbol Code |
| Symbol.Fault | The Symbol feed encountered a server fault | Symbol Code |
| Symbol.NotFound | The Symbol supplied does not exist | Symbol Code |
| Symbol.Unavailable | The Symbol feed was unavailable | Symbol Code |