I know it's not a problem with gregtech because it's a modified version of FTB:Interactions which works perfectly fine with gregtech in it. Gregtech is a very stable mod (generally speaking)
I'm using content tweaker to add a few ores into the game for my own content that I am trying to impliment.
Please don't be rude and arrogant, you assumed you were correct and without mistakes.
You are the one that's not being helpful.
You looked at the crash log for 2 seconds and saw gregtech and jumped to conclusions.
Gregtechs api for ore unifier is having an incompatibility with my work I've done. I believe it's because I did not format my stuff properly and I was trying to verify that with this forum and have someone point me in the right direction.
All you did was point out the raised exception from gregtech but that's not the root of the problem.
I dont believe that is true, It seems to be an issue with guava and its function CaseFormat: If I understood this further, I could manually fix it. But idk what forge is doing with
net.minecraftforge.fml.common.eventhandler.ASMEventHandler_582_CommonProxy_registerRecipes_Register