Have anyone experience this issue with Vapi/Twilio:
Errors
Error - 31951
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Learn more about this error
Properties
Debug event SID
NO9cf240e4713626fcd0b5bf2218266a2a
Service SID
--
Resource SID
CAfa0e000982c6b919d836006485fda90e
Timestamp
6:53pm UTC 2025-Oct-06
Message
Stream - Protocol - Invalid message (Received message has invalid stream sid:MZc9a6ab042e96002d3350185d788a5166 expected:MZ5506613cc84570206f7264a6d208c654)
Error Description
The Streamer has received a message non compliant with the protocol (This error is sent once per stream)
Possible Solutions
Validate message is compliant with Stream protocols
Validate message is a valid JSON
Possible Causes
Message does not have JSON format
Unknown message type
Missing or extra field in message
Wrong Stream SID used in message