Looks like an at-spi problem. Do you have accessibility technologies enabled? Does it happen without it? Does it still happen?
** Changed in: gnome-session (Ubuntu) Sourcepackagename: gnome-session => at-spi -- hang on login after gnome-session has left a socket in /tmp/.ICE-unix https://launchpad.net/bugs/45122 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
