Why does it need a reference to animations when it comes standart?
What errors do you get when removing that line?
I don't really know, it's a new custom tool that our designer made. Unfortunately he's MIA right now.
Removing it doesn't give any errors, but the game won't load because of our own dependencies.
Do you have any clues of why would Unity not find its own stuff? It's more curiosity than anything at this point to be honest.