Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/screenlets/__init__.py", line 1935, in menuitem_callback
    self.on_menuitem_select(id)
  File "/usr/share/screenlets/WallpaperClock/WallpaperClockScreenlet.py", line 575, in on_menuitem_select
    self.set_random_wallpaper()
  File "/usr/share/screenlets/WallpaperClock/WallpaperClockScreenlet.py", line 300, in set_random_wallpaper
    self.wall = self.wall_sel[random.randint(0, len(self.wall_sel) - 1)]
  File "/usr/lib/python2.5/random.py", line 215, in randint
    return self.randrange(a, b+1)
  File "/usr/lib/python2.5/random.py", line 191, in randrange
    raise ValueError, "empty range for randrange() (%d,%d, %d)" % (istart, istop, width)
ValueError: empty range for randrange() (0,0, 0)