Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/usbcreator/frontends/kde/frontend.py", line 402, in dest_selection_changed
    self.update_target(udi)
  File "/usr/lib/python2.7/dist-packages/usbcreator/frontends/kde/frontend.py", line 349, in update_target
    target = self.__backend.targets[udi]
KeyError: u'/org/freedesktop/UDisks/devices/sdb1'