I sometimes have the same problem when switching between users (tklug, nina) on intrepid, 32Bit. Upon switching back to the original user (tklug), the desktop keeps black. Sound still plays though. From the logs I got the following errors:
messages: Mar 31 00:11:08 TremShuttle gdmgreeter[17678]: Gtk-WARNING: Im Modulpfad »ubuntulooks« konnte keine Themen-Engine gefunden werden, Mar 31 00:11:27 TremShuttle bonobo-activation-server (nina-17843): could not associate with desktop session: Failed to connect to socket /tmp/dbus-VkuwDC80w1: Connection refused Mar 31 00:11:32 TremShuttle bonobo-activation-server (nina-17921): could not associate with desktop session: Failed to connect to socket /tmp/dbus-VkuwDC80w1: Connection refused -- bonobo-activation-server : could not associate with desktop session https://bugs.launchpad.net/bugs/293970 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
