I have the same problem: lock screen not working, no auto login enabled.
Then i run this "dbus-send --print-reply --reply-timeout=100 --dest=org.gnome.ScreenSaver / org.gnome.ScreenSaver.Lock"
i have error: "Error org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.ScreenSaver was not provided by any .service files"
Karmic, all updates are installed.
I have the same problem: lock screen not working, no auto login enabled.
Then i run this org.gnome. ScreenSaver / org.gnome. ScreenSaver. Lock"
"dbus-send --print-reply --reply-timeout=100 --dest=
i have error: .DBus.Error. ServiceUnknown: The name org.gnome. ScreenSaver was not provided by any .service files"
"Error org.freedesktop
Karmic, all updates are installed.