[Bug] Game crashing on opening world creation screen

### Describe the bug
The game crashes when opening the world creation screen.

### Log Files
[latest.log](https://mclo.gs/CwT8FfO)

### Mod Version, Modloader, and Minecraft Version
- Which version of the mod are you using?
1.2.1

- Fabric, Forge, NeoForge?
NeoForge

- Which Minecraft version?
1.21.1
