I have the exact same issue. I cannot log out or shutdown my system by either using GUI log out or through the terminal using "gnome-session-quit" (for log out) Error message: Failed to call logout: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
Linux XXXXXXXX 4.15.0-72-generic #81-Ubuntu SMP Tue Nov 26 12:20:02 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1553466 Title: org.gnome.SessionManager was not provided by any .service files To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dbus/+bug/1553466/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
