---
page_type: error
code: 21733
message: "21733: Default Messaging Service Not Found"
level: WARNING
product: Programmable Messaging
---

## Description

Default messaging service not found

### Possible Causes

A default messaging service was not created for the account.

### Possible Solutions

Contact Twilio messaging support with the account sid and error code to make the error code disappear, the outbound message itself should still be successful.