So it seems like Xorg has crapped up the screen and is still considering 2 monitors to be connected while only 1 exists?
Not very sure about what's happening though, you could try running apport-collect when the issue occurs again.
So it seems like Xorg has crapped up the screen and is still considering 2 monitors to be connected while only 1 exists?
Not very sure about what's happening though, you could try running apport-collect when the issue occurs again.