Logging in using KDM or XDM to KDE4 or XFCE kicks me back out to the login screen. ----------- $ xrandr -q Can't open display ----------- KDM log: http://paste-it.net/public/s1672c6/ ----------- Xorg log: http://paste-it.net/public/s851208/ ----------- xorg.conf (unedited "Xorg -configure"): http://paste-it.net/public/o9e590a/