Steps to Reproduce the Crash

Step one: open Minecraft
Step two: open/create "New World" (super-flat void preset is what I used)
Step three: open "Crash-Client.txt"

Mod Pack URL (Optional)

No response

Mod Pack Version (Optional)

No response

Extra Notes (Optional)

EMI and its addons do not affect crash log.
JEI addons do not affect crash log.
[Let's Do] API and the mods that use it does not affect crash log.

JEI crashes MineCraft 1.20.1 when the screen is on joining world.
I am using the latest version of JEI, 15.8.0.19.
I have tried changing versions of JEI.
The game works fine without JEI installed, (I can join worlds without the game crashing.)

I have no clue what i'm doing wrong plz help.

Crash Report

https://gist.github.com/EgggyBoi/c024e044f40363d380ef1cb3a03bc294

Thanks for the report!
This issue is caused by LDLib:

Caused by: org.spongepowered.asm.mixin.throwables.MixinApplyError: Mixin [ldlib-common.mixins.json:jei.RecipeSlotAccessor] from phase [DEFAULT] in config [ldlib-common.mixins.json] FAILED during APPLY

They are using mixins to edit JEI's code but it is failing.
Please report to them here: https://github.com/Low-Drag-MC/LDLib-Architectury/issues

Thanks. It doesn't seem like JEI is the problem outright but JEI, LDLib, and Gregtech have conflicts

This issue was fixed in the latest version of LDLib

Thanks for the report! This issue is caused by LDLib:

Caused by: org.spongepowered.asm.mixin.throwables.MixinApplyError: Mixin [ldlib-common.mixins.json:jei.RecipeSlotAccessor] from phase [DEFAULT] in config [ldlib-common.mixins.json] FAILED during APPLY

They are using mixins to edit JEI's code but it is failing. Please report to them here: https://github.com/Low-Drag-MC/LDLib-Architectury/issues