Observed behaviour

I've gotten through the first stage of the bossfight but then game crashes (even after a restart)

Expected behaviour

Game not crashing^)

Steps to reproduce

Fight the Dead King

Server Type

Single Player

Crashlog

https://gist.github.com/Maxim-Loginov/323188bcdf5230b2199500a6a0da1d18

Iron's Spells N Spellbooks version

1.18.2-1.1.4.4

Forge version

1.18.2-40.2.10

Other mods

See crash report

this is an old bug that has been patched in later versions. the fix will be backported.

Thanks a lot! Love the mod, hope to see more.