Forge 14.23.0.2522 the game throws the error in the title to any players whom try and join the server. fresh server and fresh world will comment forge latest logs below (forum doesn't like me posting them both at the same time) edit: had to link to my google drive for the logs. forum wont let me post them fml-client-latest.log https://drive.google.com/open?id=15bZo5yymKCCxdKb1MiAwRgh5pV9hqpYl fml-server-latest.log https://drive.google.com/open?id=1UOoCC0-KKfgN-qj1DxtSvj44eyUfg9XW