On 16 August 2010 16:11, Michael Meskes <mes...@debian.org> wrote: >> # xrandr --output LVDS --off >> it works; if I run > > It doesn't for me, so this may depend on your settings. > >> # su $user -c "xset dpms force off" >> or >> # su $user -s /bin/sh -c "xset dpms force off" >> with $user set to the user that owns the X session, it does not, saying: >> No protocol specified >> xset: unable to open display ":0" > > This seems to work for me without a problem.
I seem to remember that it used to work for me as well. I'm wondering if what triggered the problem is the switch do gdm3; are you using it as well? All this X auth stuff is really nasty and finding a solution that works for everyone is going to be hard... Cheers, Luca -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org