Sorry, it was my mistake about: > content_type = ContentType.objects.get_by_id(p.contenttype_id) Try this: > content_type = ContentType.objects.get_for_id(p.contenttype_id)
About overriding save() method see http://docs.djangoproject.com/en/dev/topics/db/models/#overriding-predefined-model-methods Save method in your Page model def save(self, force_insert=False, force_update=False): if not self.content_type: self.content_type = ContentType.objects.get_for_model(self.__class__) super(Page, self).save(force_insert, force_update) --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---