miro.real crashed with TypeError in skip_forward()

Binary package hint: miro

miro.real

ProblemType: Crash
Architecture: amd64
Date: Sun Aug 23 17:56:58 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/miro.real
InterpreterPath: /usr/bin/python2.6
NonfreeKernelModules: nvidia
Package: miro 2.5.2-1ubuntu1
ProcCmdline: /usr/bin/python2.6 /usr/bin/miro.real
ProcEnviron: SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-6.26-generic
PythonArgs: ['/usr/bin/miro.real']
SourcePackage: miro
Title: miro.real crashed with TypeError in skip_forward()
Uname: Linux 2.6.31-6-generic x86_64
UserGroups: adm admin audio cdrom dialout dip fax fuse lpadmin netdev plugdev sambashare tape vboxusers video

Traceback (most recent call last):
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/gtk/window.py", line 124, in do_key_press_event
    return WrappedWindow.do_key_press_event(self, event)
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/gtk/window.py", line 110, in do_key_press_event
    if wrappermap.wrapper(self).emit('key-press', key, modifiers):
  File "/usr/lib/pymodules/python2.6/miro/signals.py", line 155, in emit
    if callback.invoke(self, args):
  File "/usr/lib/pymodules/python2.6/miro/signals.py", line 89, in invoke
    return callback(obj, *(args + self.extra_args))
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/application.py", line 150, in on_key_press
    return playback.handle_key_press(key, mods)
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/playback.py", line 555, in handle_key_press
    app.widgetapp.on_skip_forward()
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/application.py", line 270, in on_skip_forward
    app.playback_manager.skip_forward()
  File "/usr/lib/pymodules/python2.6/miro/frontends/widgets/playback.py", line 462, in skip_forward
    self.player.skip_forward()
  File "/usr/lib/pymodules/python2.6/miro/player.py", line 54, in skip_forward
    pos = min(duration, current + 30.0)
TypeError: unsupported operand type(s) for +: 'NoneType' and 'float'