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50408: Invalid participant proxy address

ERROR: 50408

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PROGRAMMABLE CHAT
ERROR

Error - 50408

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Conversations: Invalid participant proxy address

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An invalid participant proxy address was supplied.

Possible Causes

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  • Participant MessagingBinding.ProxyAddress parameter provided with the request is not a valid conversation proxy address.

Possible Solutions

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  • Check that the length of MessagingBinding.ProxyAddress parameter does not exceed 256 characters.
  • Ensure that MessagingBinding.ProxyAddress parameter contains an address with valid syntax (e.g. SMS phone numbers must follow E.164 format).