Describe the bug
cosmetic armor adds a new armor slot which is as the name suggests only cosmetic but when i put a spectrum mob head in it it crashes

To Reproduce
download https://www.curseforge.com/minecraft/mc-mods/cosmetic-armor-fabric and put mob head in the new armor slot and it should crash instantly

Expected behavior
not crashing able to wear armor while displaying the mob head as cosmetic

Mod version

1.2.8-midgame9

Screenshots
unable to because the game crashes instantly when trying to look at the player

Has to be resolved by https://github.com/apace100/cosmetic-armor/issues itself. Sorry, does not seem like I can do anything about it myself.