Traceback (most recent call last):
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 1645, in write_out
    file.write(gr.get_full_egg_str())
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 187, in get_full_egg_str
    return ''.join(self.get_full_egg_str_arr(level))
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 220, in get_full_egg_str_arr
    egg_str.append( ch.get_full_egg_str(level + 1) )
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 187, in get_full_egg_str
    return ''.join(self.get_full_egg_str_arr(level))
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 213, in get_full_egg_str_arr
    for line in self._yabee_object.get_full_egg_str().splitlines():
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 355, in get_full_egg_str
    return self.get_transform_str() + self.get_vtx_pool_str() + self.get_curves_str()
  File "/home/cupz/.config/blender/2.78/scripts/addons/YABEE-master/yabee_libs/egg_writer.py", line 341, in get_curves_str
    knots[i + spline.order_u - 1] = i/(knots_num - (spline.order_u * 2) + 1)
ZeroDivisionError: division by zero