Thanks Tim Lunn for troubleshooting; it looks like this has already been fixed upstream.
** Package changed: gnome-shell (Ubuntu) => gnome-settings-daemon (Ubuntu) ** Changed in: gnome-settings-daemon (Ubuntu) Importance: Undecided => Medium ** Changed in: gnome-settings-daemon (Ubuntu) Status: Confirmed => Triaged ** Bug watch added: GNOME Bug Tracker #682007 https://bugzilla.gnome.org/show_bug.cgi?id=682007 ** Also affects: gnome-settings-daemon via https://bugzilla.gnome.org/show_bug.cgi?id=682007 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1048420 Title: Screen doesn’t lock on lid close To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-settings-daemon/+bug/1048420/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs