I would refrain from messing with the video drivers just to workaround a bug in the screen locker. Solution #27 doesn't work for me either.
What works for me is killing light-locker and replacing it with xfce4-screensaver or gnome-screensaver. I haven't tested mate-screensaver and xscreensaver.
I would refrain from messing with the video drivers just to workaround a bug in the screen locker. Solution #27 doesn't work for me either.
What works for me is killing light-locker and replacing it with xfce4-screensaver or gnome-screensaver. I haven't tested mate-screensaver and xscreensaver.