MyChat Server error #70102: an unknown application connection attempt, IP XXX
Error
Error #70102: an unknown application connection attempt, IP, IP: "XXX", Data: "XXX"
Error description
An unknown application is attempting to connect to MyChat Server. This is not MyChat Client and connection over Integration API protocol. If the application sends any data after connection, it will be written to the log.
Problem solution
Search for the source of connection by its IP address and remove it or block by filter.