Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

I can create and play in a normal world but I can't create a otg world.

Expected Behavior

Create a otg world

Which platforms have you reproduced this issue using?

Forge Single Player

OTG Version

OTG 1.12.2-v9.6

Platform Version

1.12.2

Steps To Reproduce

.

Log file

https://mclo.gs/EIF126N

Anything else?

No response

Have you altered the preset you are using? You might need to re-extract it if a file is missing or similar