abrt 1.1.1 detected a crash.

architecture: i686
cmdline: /usr/bin/python /usr/bin/miro.real
component: Miro
executable: /usr/bin/miro.real
kernel: 2.6.31.5-127.fc12.i686.PAE
package: Miro-3.0.2-1.fc12
reason: video.py:539:seek_to:TypeError: unsupported operand type(s) for *: 'NoneType' and 'float'
release: Fedora release 12 (Constantine)

backtrace
-----
video.py:539:seek_to:TypeError: unsupported operand type(s) for *: 'NoneType' and 'float'

Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/miro/frontends/widgets/gtk/customcontrols.py", line 98, in do_button_press_event
    self.move_slider_to_mouse(event.x, event.y)
  File "/usr/lib/python2.6/site-packages/miro/frontends/widgets/gtk/customcontrols.py", line 129, in move_slider_to_mouse
    wrappermap.wrapper(self).emit('moved', self.get_value())
  File "/usr/lib/python2.6/site-packages/miro/signals.py", line 155, in emit
    if callback.invoke(self, args):
  File "/usr/lib/python2.6/site-packages/miro/signals.py", line 76, in invoke
    return self.func(obj, *(args + self.extra_args))
  File "/usr/lib/python2.6/site-packages/miro/frontends/widgets/videobox.py", line 369, in on_slider_moved
    app.playback_manager.seek_to(new_time)
  File "/usr/lib/python2.6/site-packages/miro/frontends/widgets/playback.py", line 340, in seek_to
    self.player.seek_to(progress)
  File "/usr/lib/python2.6/site-packages/miro/frontends/widgets/gtk/video.py", line 539, in seek_to
    time = self.get_total_playback_time() * position
TypeError: unsupported operand type(s) for *: 'NoneType' and 'float'

Local variables in innermost frame:
position: 0.3082010582010582
self: <miro.frontends.widgets.gtk.video.VideoPlayer object at 0xab3c30ac>