| Webhook status failure | ${url} returned ${status} | Check why your webhook is unreachable. |
| Webhook connection failure | failed to connect to ${url} | Check why your webhook is unreachable and why the connection could be broken. |
| Webhook authentication failure | authentication failure: ${url} | Check why your webhook could not authenticate. |
| Webhook URL not found | webhook url not found: ${url} | Check if your webhook URL is still valid and exists. |
| Invalid app payload | ${url} return invalid app payload | Check the payload that was sent to the Voice Gateway. Look for any abnormal payloads, and check Cognigy AI logs for validation or other errors. |
| TTS not provisioned | text to speech credentials for ${vendor} have not been provisioned | Check if the correct credentials are selected in the application. Ensure to review the selected label. |
| STT not provisioned | speech to text credentials for ${vendor} have not been provisioned | Check if the correct credentials are selected in the application. Ensure to review the selected label. |
| TTS failure | text to speech request to ${vendor} failed; please check your speech credentials | Check if your credentials are still valid, and if there are any request limits that have been reached. |
| STT failure | speech to text request to ${vendor} failed; please check your speech credentials | Check if your credentials are still valid, and if there are any request limits that have been reached. |
| Carrier not provisioned | outbound call failure: no carriers have been provisioned | Check if your phone number has a carrier attached, and ensure that your Outbound Call Routing rules have the carrier correctly provided. |
| Account call limit reached | you have exceeded your account call limit of ${count} | Check with your Customer Success Manager (CSM) or Support about the limitations of your contract. |