Just for the information, about the problem you described in the first paragraph, this is probably related to the regression described in bug 183652
-- [GUI] Allow user to 'restart', 'stop' and 'start' /etc/init.d/cupsys via system-config-printer https://bugs.launchpad.net/bugs/183691 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs