Describe the bug

I merely placed down a Creative Controller, and got a crash report after the world crashed.
Crash report mentions Mixins, so it may be a mod incompatibilty, but I dunno for sure.

crash-2024-10-08_18.38.02-server.txt

How can we reproduce this bug or crash?

I simply placed down a Creative Controller. I dunno what ya gotta do however to get that state I was in.

What Minecraft version is this happening on?

Minecraft 1.20.1

What Forge version is this happening on?

47.3.10

What Refined Storage version is this happening on?

1.12.4

Relevant log output

No response