A new apt-get upgrade a few hours later solved the issue so even if it "did" exist, it seems that it no longer does... fortunately, because it seems that many other things (network manager couldn't connect to WiFi, users-admin not working) were messed up in my system. Saved me from reformatting.
** Changed in: lightdm (Ubuntu) Status: New => Invalid ** Changed in: lightdm (Ubuntu) Status: Invalid => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1302846 Title: Unable to shutdown from lightdm or from top right buttin in panel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1302846/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs