Fix crash on Activate or Activate All mods.

[unab0mb]

On 1st run, the 1st time you try to activate a mod, it will crash with null exception on the list due to this code piece missing from the library.

[TurBoss]

hello thanks for the pull reuest
but you pushed unrelated commits
I tested the first commit and works fantastic

so please open 2 diferent pull requests

you can use git branches for each pull requests

Thank you