Also this seems suspicious: > The name org.gnome.Shell was not provided by any .service files
But that log is hard to read as newlines were lost. So before executing the dbus-send command requested in the previous comment, do dbus-monitor --session > dbus-session.log and then attach that file after confirming the reboot prompt. Also please paste the output of dpkg -l|grep gnome-shell -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2133012 Title: The "Restart Now" button in Software Updater does not restart the system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/2133012/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
