Thanks Chris and Matthew, it looks like bug 287715 is the one I'm experiencing.
-- "System policy prevents stopping the when other users are logged in" doesn't make sense https://bugs.launchpad.net/bugs/287723 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
