Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/qtvcp/lib/notify.py", line 153, in cleanup
    i.close()
  File "/usr/lib/python2.7/dist-packages/qtvcp/lib/sys_notify.py", line 136, in close
    DBUS_IFACE.CloseNotification(self.id)
  File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 145, in __call__
    **keywords)
  File "/usr/lib/python2.7/dist-packages/dbus/connection.py", line 651, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.ServiceUnknown: The name :1.53 was not provided by any .service files