DoesNotExist usind django comments model

[jedie]

model inherit from django comments model, get this error:

File "/home/jens/PyLucid_env/src/django-reversion-compare/reversion_compare/admin.py" in get_related
  101.             related = getattr(obj, field_name)
File "/home/jens/PyLucid_env/src/django/django/db/models/fields/related.py" in __get__
  343.                 raise self.field.rel.to.DoesNotExist

Exception Type: DoesNotExist at /admin/pylucid_comments/pylucidcomment/2/history/compare/
Exception Value: 

[jianghong]

I'm having the same issue. Does anyone know what's causing this?

[jedie]

Maybe related to #12 ?