MyChat Client error #0039: this user is not in the chatroom
"Debugging and troubleshooting", "List of MyChat Client errors", "Error #0039".
Error
Error #0039: this user is not in the chatroom
Error description
Such user does not exist in a specified conference.
Problem solution
Make sure, the user UIN is in the selected conference. You can do it in Admin console, section "Conferences", "Active conferences"