[Bug]: Many monsters after being dead or just having deats crash my server / my game

[TokTakBoo]

What happened?

Hello, I could see that many mobs (ice dragon, Hippocampus, Gorgogne, etc .... ) Cause after a death or just after having suffered degats a big crash of my server multi and also solo.

I use many mods that work well with ice and fire in old version 1.20.1 of ice and fire

Minecraft Version

1.20.1

Ice and Fire version

iceandfire-2.1.13-1.20.1-beta-5

Citadel version

citadel-2.6.0-1.20.1

Relevant log output

No response

Other Information

• I am using other mods besides Ice and Fire
• I have attached a log file from the session that I have experienced this issue