TileEntity

Add crash-reports with sites like https://paste.ee/ Try different builds of geckolib

Same issue without mowziesmobs?

It is an issue with cutthrough

Are there other xaero mods? And is there a change without essential?

Also try different builds of geckolib

Try other builds of azurelib

Switch to a pre-configured modpack and use this as working base - then add new mods one by one

Get the latest AMD/ATI rivers from their website

Make a test without cutthrough

These are all 1.20.1 builds: https://www.curseforge.com/minecraft/mc-mods/skin-layers-3d/files/all?page=1&pageSize=20&version=1.20.1&gameVersionTypeId=1 Try version 1.6.4 or 1.5.4

Make a test without skinlayers3d If this is working, try other 1.20.1 builds of this mod

If you are using AMD/ATI, get the latest drivers from their website

toomanyorigins requires Origin If you already have this mod, try other builds

There is always the latest.log in the logs-folder

arsadditions and arsnouveau are conflicting - try different builds of both mods until you find a working combination

Add crash-reports with sites like https://paste.ee/ and paste the link to it here There is an issue with immediatelyfast

I have no idea

Add necronomicon https://www.curseforge.com/minecraft/mc-mods/necronomicon

Same issue without apotheosis?

Add crash-reports with sites like https://paste.ee/ There is an issue with iPixelis-Gender-Mod-1.12.2.jar

Connector is mentioned - so maybe a fabric mod Make a test without connector or all fabric mods and test it again

Make a test without xaero minimap

Make a test without valkyrienskies

Remove building_blocks_overhaul

Remove modernfix