[13:28:06] [main/WARN]: Failed to load texture: mekanism:render/personalchest.png
java.io.FileNotFoundException: mekanism:render/personalchest.png

Happens because assets are not lower-cased:

The wonderful thing called Windows' case insensitivity :)

Happy you've solved it.

If i have to switch between the 1.10 branch and 1.11/12 I find myself deleting the resources dir, checking out, then discarding changes xD

I've solved it in another way, 3 workspaces :) One for each version

git clear solved the issue