[1.20.1] Crash when mob grinder kills shulkers

[LeoTorresGon]

Base information

• Minecraft version: 1.20.1
• Mod version :3.1.2.571
• Minecraft Forge version: 47.2.20
• Mod Pack: ATM 9 To The Sky (V1.0.5)

Crash report

Crash Log

Description / steps to reproduce

When using a mob grinder to kill a shulker, the game crashes. The crash report says it could also be Oculus or Embeddium, but the crash persists even without those.