BEFORE CONTINUING:

• Always check you are using the latest version of these mods and its dependencies
• Remove known problematic rendering mods such as Optifine, Sodium and others

Version-Loader

1.20.1-FORGE

Moonlight Lib Version

moonlight-1.20-2.13.73

Describe the Issue

Crash happened on create new world screen.

Log Attachment

Failed to upload the log so I just put it in https://mclo.gs/2w2x68n

OPTIONAL: To Produce

1. install these 2 mods
2. try create a new world

OPTIONAL: Which mods are affected?

No response

by nature it cant be incompatible with one of its dependent.
also that log just says that IW simply has a broken tag