Expected Behavior

not crash

Actual Behavior

crash while encountering a hedgehog

Steps to Reproduce

find a hedgehog

Version of Minecraft, version of Animania, Single Player or Server

1.12.2, 1.5.1.1, Server

server crash report

http://paste.ubuntu.com/p/Ny4S8sktTz/

Yes, sadly, this is a known issue, see #91 and #93 recommend you don't attack the hedgehogs in the meantime.

Closing this duplicate