You sent a message (message SID: SMXXXXX) to a mobile number in a country that requires Numeric Sender ID pre-registration and provisioning. The Numeric Sender ID is not currently provisioned with the carrier.
Possible Causes
The Numeric Sender ID has not been provisioned by the carrier yet. Typically in this situation you would see >90% failures towards the carrier.
If this is for US A2P 10DLC and you just registered this number, it could take a brief period of time for all carriers to provision the number to your campaign. Typically you would see all messages towards a single carrier fail, if the code isn't provisioned.
Your shortcode has not been fully provisioned for production traffic, or the carrier has disabled your shortcode due to cancellation or compliance violations. Typically in this situation you would see >90% failures towards the carrier.
The destination number has recently ported to a new carrier and the port hasn't completed 100%.
Your toll-free number has not been fully provisioned for production traffic. *The destination number is not provisioned to receive SMS messages.
Possible Solutions
If you believe your Numeric Sender ID should be registered, please collect 3 or more examples of Message SIDs that have the "undelivered" status with error 30024, and then contact our Support team. We can help review the registration status to resolve these errors.