Expected behavior
When the machine gun changes ammunition, the game will crash

Logs
crash-2023-08-13_16.48.37-server.txt

Environment

• OS:Windows 11
• Minecraft version:1.12.2
• Forge version:14.23.5.2859
• Immersive Intelligence version:
• Immersive Engineering version:
  If you have other mods installed, it would be nice if you send a list of them too (maybe it's not II's fault after all) ^^.

I've reported that already, same error as mine (saying just in case) (in #260)