A possible workaround for people that have this problem sometimes: sudo /etc/init.d/dbus restart
Weird but it worked for me. It seems that dbus gets in some odd state after a series of hibernations/updates.
A possible workaround for people that have this problem sometimes: sudo /etc/init.d/dbus restart
Weird but it worked for me. It seems that dbus gets in some odd state after a series of hibernations/ updates.