Numina is having a conflict between Numina, modular power suits, and Immersive Engineering. In this clip: https://imgur.com/a/FsY0eAb I load a new world with these 3 mods, put together a drill, and as soon as I switch to it, the game crashes.
I'm on the latest version of forge 1.16.5 and I will provide my log here: https://pastebin.com/AWtNsTUt