Traceback (most recent call last):
  File "/usr/share/avant-window-navigator/applets/DesktopManager/Manager.py", line 93, in button_press
    self.refresh()
  File "/usr/share/avant-window-navigator/applets/DesktopManager/Manager.py", line 111, in refresh
    awn.awn_effect_start_ex(self.get_effects(), "attention", 0, 0, 1)
AttributeError: 'module' object has no attribute 'awn_effect_start_ex'