Solved
Package files are opening with notepad ... ?
I have no idea what happened, but when a mod didn't work like it should, I went into my mods folder and discovered that all the package files are able to be open with notepad. I opened the mod in qu...
You probably associated package files with the notepad by accident. There's really no reason to open those unless you want to poke around. They are not readable in notepad, that's normal.
The game doesn't care which program you have associated with the files.
Check with the creator of the mod to see if it's still compatible with the current patch.
