SDK error codes
Beginning March 2 2026, apps joining meetings outside their account must be authorized. Authorize apps by using either ZAK or OBF tokens, or RTMS. Learn more.
The Meeting SDK for Windows might return errors in the callbacks or as return values. This list provides a description of possible error codes and how to mitigate them. If you receive an error code, cross-check here to get the semantics of the error and how to resolve it.
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Talkback error codes
| Name | Error Code | Description |
|---|---|---|
TALKBACK_ERROR_OK | 0 | Operation successful. |
TALKBACK_ERROR_NOPERMISSION | 1 | Permission denied. |
TALKBACK_ERROR_ALREADY_EXIST | 2 | Object already exists. The user is already in the channel. |
TALKBACK_ERROR_COUNT_OVERFLOW | 3 | Channel count exceeds limit. |
TALKBACK_ERROR_NOT_EXIST | 4 | Object does not exist. |
TALKBACK_ERROR_REJECTED | 5 | Operation rejected. |
TALKBACK_ERROR_TIMEOUT | 6 | Operation timeout. |
TALKBACK_ERROR_UNKNOWN | 7 | Unknown error. |
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