Launching in forge version 2854 with the latest versions of iceandfire or rats immediately crashes and reopens the launcher.

Is there any other information you can share about this?

Is there any other information you can share about this?

I'm afraid that's about all I know. The only other thing is arcane archives was also crashing with your mod, but updating that one actually worked.

This is probably a mixin issue. I have ice and fire and nothing happens