Error Codes
The API defines error codes to convey information about the possible issues. They are either generic or specific to an interaction mode (voice or messaging).
| Code | Type | Message | |
|---|---|---|---|
| 10000 | Generic | Subprojects are not available as part of your currently selected subscription plan | |
| 10002 | Generic | Trial account does not support this feature | |
| 11200 | Generic | HTTP Retrieval Failure | |
| 11750 | Generic | The response body to SignalWire's request is larger than 64 kB. | |
| 11751 | Generic | MMS -> Media exceeds mobile operator size limit | |
| 12100 | Generic | Document Parse Failure | |
| 12300 | Generic | Invalid Content-Type | |
| 13221 | Generic | Dial -> Number: Invalid Method Value | |
| 15002 | Generic | Call Progress: Queue Timeout | |
| 21210 | Generic | 'From' phone number not verified | |
| 21212 | Generic | Phone number value is not in the correct format. Please use E.164 format, i.e. +15558675309 | |
| 21217 | Generic | A call or SMS is placed to a destination which does not represent a valid phone number | |
| 21219 | Generic | 'To' phone number not verified | |
| 21601 | Generic | Phone number is not a valid SMS-capable inbound phone number | |
| 21602 | Generic | Message body is required | |
| 21603 | Generic | The source 'From' phone number is required to send an SMS | |
| 21604 | Generic | The destination 'To' phone number is required to send an SMS | |
| 21610 | Generic | Attempt to send to unsubscribed recipient | |
| 21611 | Generic | This 'From' number has exceeded the maximum number of queued messages | |
| 21617 | Generic | The concatenated message body exceeds the 1600 character limit | |
| 21620 | Generic | Invalid media URL(s) | |
| 21623 | Generic | Number of media files exceeds allowed limit | |
| 21717 | Messaging | Number must be assigned to a Campaign to send US traffic | |
| 30002 | Messaging | Account suspended | |
| 30003 | Messaging | Unreachable destination handset | |
| 30004 | Messaging | Message blocked or opted out | |
| 30005 | Messaging | Unknown destination handset | |
| 30006 | Generic | Landline or unreachable carrier | |
| 30007 | Messaging | Message marked as spam | |
| 30008 | Messaging | Unknown error | |
| 30010 | Generic | Message price exceeds max price | |
| 30022 | Messaging | Campaign Registry Throughput Limit Exceeded | |
| 53603 | Messaging | Internal failure while processing media |