See this link for an explanation (but not necessarily a solution): http://osdir.com/ml/gnome.gdm.general/2007-08/msg00011.html.
I get this problem on occasion when I'm running Ubuntu in VMware. I've was told that restarting Gnome will usually fix it. So I ssh into Ubuntu and use this command: sudo /etc/init.d/gdm restart This has worked pretty well for me. -Sam -- [Hardy] at-spi issues https://bugs.launchpad.net/bugs/193470 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