This time i shot arrow to a monster with a shield
It seems to happen when projectile hit a monster using a shield.

crash-2022-06-18_17.37.12-server.txt

This is on Terramine, specifically this code https://github.com/jakeb072001/TerraMine/blob/1.18.2/src/main/java/terramine/mixin/item/blackbelt/LivingEntityMixin.java