Fix SMS errors
Understand possible causes for SMS error messages. Texting is only available in the US and Canada.
If you received a message saying "not delivered," select the information icon to the left for more information. Learn more about the errors from the table below.
| Error message | Potential causes | Potential fixes |
|---|---|---|
| INVALID_DESTINATION | Recipient's number is invalid for messaging | Verify the phone number is correct and capable of receiving messages. |
| FORBIDDEN_DESTINATION | Recipient's number is invalid for messaging. | Verify the phone number is correct and capable of receiving messages. |
| UNALLOCATED_DESTINATION | Recipient's number is invalid for messaging. | Verify the phone number is correct and capable of receiving messages. |
| PROVISIONING_ISSUE | Recipient can't receive messages right now. | Wait a while before retrying. |
| REJECTED_BY_CARRIER | Message was blocked by a carrier for violating a policy. | Review the message for restricted content. |
| INTERNATIONAL_DENIED | Recipient's location is not supported. | - |
| VOLUMETRIC_VIOLATION | You've sent more messages than the carrier allows. | Wait a while before retrying. |
| TOO_MANY_REQUESTS | You've sent more messages than the carrier allows. | Wait a while before retrying. |
| UNKNOWN_SERVER_ERROR | Something went wrong while sending your message. | Retry sending. |
| DELIVERY_FAILED | Something went wrong while sending your message. | Retry sending. |
| TEMPORARY_DELIVERY_FAILURE | Something went wrong while sending your message. | Retry sending. |
| DELIVERY_UNCONFIRMED | Something went wrong while sending your message. | Retry sending. |
| BLOCKED_UNREGISTERED | Carrier blocked unregistered outbound texting. | Register your phone number for SMS compliance. |
