ttributeError at /admin/addressbook/contact/2/
'ManyToManyRel' object has no attribute 'get_related_field'
Request Method: 	GET
Request URL: 	http://127.0.0.1:8000/admin/addressbook/contact/2/
Exception Type: 	AttributeError
Exception Value: 	'ManyToManyRel' object has no attribute 'get_related_field'
Exception Location: 	/usr/lib/python2.4/site-packages/django/db/models/fields/__init__.py in get_choices, line 292