40012 – Invalid messaging destination number
The destination phone number was deemed invalid by the carrier and was rejected.
40012 – Causes
- The number is not owned.
- The number has been deactivated.
- The recipient does not have credit to receive messages.
- The recipient can not receive short codes (short code messaging only).
40012 – Solutions
- Verify the number is correct and try again.
- If desired, perform a slow retry, for instance once a day for a few days. Account problems on the recipient's end may be resolved.