Progressbar does not work in linux

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Progressbar does not work at all in Linux. Following error is shown:

Unhandled exception in thread started by 
Traceback (most recent call last):
  File
"/home/rantanen/code/robotframework-mabot/src/mabot/ui/progressbar.py",
line 45, in _update
    self.progress_bar_view.update_progress()
  File
"/home/rantanen/code/robotframework-mabot/src/mabot/ui/progressbar.py",
line 77, in update_progress
    self.update()
  File
"/home/rantanen/code/robotframework-mabot/src/mabot/ui/progressbar.py",
line 85, in update
    self.canvas.coords(self.scale, start, 0, end, self.height)
  File "/usr/lib/python2.5/lib-tk/Tkinter.py", line 2147, in coords
    self.tk.call((self._w, 'coords') + args)))
RuntimeError: main thread is not in main loop

Original issue reported on code.google.com by [email protected] on 25 May 2009 at 4:03