Browsing through my syslog, I found this line which I think may be related:
gdmgreeter[19487]: Gtk-WARNING: Unable to locate theme engine in module_path: "murrine", Cheers. -- gdm shows empty face browser https://bugs.launchpad.net/bugs/153837 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug assignee. -- desktop-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
