> From: Brian <http://www.cs..edu/~b> > Date: Thu, 14 Jun 2018 17:41:44 -0700 > > And on my Mac, every so often the mouse cursor gets stuck at the right edge > of the screen -- at first I thought it was a mechanical problem in my > trackball, which has had such problems, but no, this is software -- and I > have to close the laptop cover and open it again, which I discovered after > much experimentation is the minimal method-0 impulse to fix it. FWIW, I have a similar problem on my Macbook Pro running Debian (the mouse cursor gets stuck). I have to do Shift-Alt-F1 to switch to virtual console tty 0 and then I switch back via Alt-F6, and it starts working again. I assume that MacOSx doesn't permit you to do that.