This is another bug, I have it too. I reported it - but got no response. Using xrandr could leave you with all displays turned off. On my computer "xrandr --output LVDS1 --off" will turn off both displays most of the time. :)
This is another bug, I have it too. I reported it - but got no response. Using xrandr could leave you with all displays turned off. On my computer "xrandr --output LVDS1 --off" will turn off both displays most of the time. :)