The description for the earlier attachment is incorrect. That's the one from when the screen /does/ show up. This is the one from when it doesn't.
** Attachment added: "Xorg log file from when login screen does not show up" https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/733278/+attachment/1901635/+files/Xorg.0.log.old -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/733278 Title: Display doesn't switch back to primary when secondary monitor is removed -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs