Issue: 1.12.2-0.12.0 crashes dedicated server Forge 1.12.2 build 2745

Notes:
no class defined

crash report:
https://gist.github.com/6210fef3502436af151e244f9cabc6d9

fml server latest:
https://gist.github.com/5cb5531d66a2b2a8a0b3f1476e31b24d

Ditto for 0.11.1

Thank you for the stacktraces :), this should be fixed in 1.12.1. Graphics for upcoming stuff snuck with, no sneakpeaks please.