Note that I am using Kubuntu so I do not have a "/var/log/gdm" directory. That said, I have attached all the available "kdm" logs which have the "both planes enabled" error and a backtrace. Let me know if this is sufficient.
** Attachment added: "kdm.tar" http://launchpadlibrarian.net/23594908/kdm.tar -- X server 1.5.2 aborts, signal 11, within 15 minutes after login https://bugs.launchpad.net/bugs/303807 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs