Board Thread:Modded Server Technical Support/@comment-46.133.180.240-20180121211749/@comment-27219153-20180121212854

You need a kcauldron version that is built upon forge 1558 or newer or just use forge itself. You're current kcauldron is built upon forge 1492.

e:\Games\kcauldron-1.7.10-1492.150>Java -Xincgc -Xmx4026M -jar server.jar