OK, yes, at least give them a warning. I think the better solution is to advice the user of the correct action (as described in the bug description) and let him/her decide.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1300658 Title: [Regression] Computer should NOT shutdown from Guest or Standard user while an Administrator user is still logged in To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1300658/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs