20504: Twilio Internal Error

Twilio's platform encountered an internal error while processing this message.

• If this message was being processed during an incident, it is possible that this message was affected. See Twilio's status page for ongoing and historical incidents.
• There was an unrecoverable anomaly that occurred while processing this particular message.

• Try sending the message again.
• If the subsequent attempt also fails with this error, contact support referencing the affected Message Sids for further troubleshooting.