I've resolved this issue like this: 1) uncomment this ine "AlwaysRestartServer=true" in "/etc/kde3/kdm/kdmrc" 2)add "Option "UseInternalAGPGART" "no"" in device section of xorg.conf
I've fond this tips there: https://launchpad.net/ubuntu/+source/xserver- xorg-video-ati/+bug/30447 -- kubuntu dapper, logoff failure. https://launchpad.net/bugs/50767 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
