---
page_type: error
code: 50340
message: "50340: Messaging service SID not provided"
level: ERROR
product: Programmable Chat
---

## Error - 50340

### Conversations: Messaging service SID not provided

Messaging service SID parameter is required but was not provided with an API request.

#### Possible Causes

- The API expected a MessagingServiceSid input parameter, but it was either not provided or was misspelled.

#### Possible Solutions

- Add a valid MessagingServiceSid parameter to the API request and confirm that it is not misspelled.