importing covers gives list index out of range

when i import some database that supports poster images (tellico for example), during import errors appear:

update image: /tmp/griffit2tellico6Kiam5/images/fef936f6d2b5212093afa91dc989a2fc.jpeg
2012-01-08T01:15:58: E: Griffith(__init__:256): image update failed, skipping image
Traceback (most recent call last):
  File "/home/glen/rpm/pld/BUILD/griffith/lib/plugins/imp/__init__.py", line 254, in run
    edit.update_image(self.parent, number, poster)
  File "/home/glen/rpm/pld/BUILD/griffith/lib/edit.py", line 49, in update_image
    return update_image_from_memory(self, number, imagedata)
  File "/home/glen/rpm/pld/BUILD/griffith/lib/edit.py", line 109, in update_image_from_memory
    update_tree_thumbnail(self, filename)
  File "/home/glen/rpm/pld/BUILD/griffith/lib/edit.py", line 155, in update_tree_thumbnail
    if self.selected_iter[0]:
IndexError: list index out of range