Describe the bug
I generated a new world, and it crashed immediately. Can't join that world ever since.

To Reproduce
The problem happens randomly. It's hard to replicate the problem everytime. But here goes:

1. Create a world
2. Crash: https://paste.ee/p/ZfDEt

Forge version information (please complete the following information):

• Minecraft: 1.16.4
• Forge: 35.1.37
• 5.4.4

Additional context
Add any other context about the problem here.

That's happening to me too, with the same versions. But in my case it doesn't happen randomly it happens every time I create a world.

Duplicate of #314