Canvas does not allow painting

[Lugie]

I used to always get this same thing.

here is how i temporarily fixed it:

ctr+alt+del and close graal and other not so useful programs(back web agent) or anything else that you're not using. then restart graal and it works fine until u want to use other programs.

here is how i permanently fixed it:

reformatted and got rid of all the useless junk on my computer