The answer is in the error: ManyToManyFields are not supported in unique_together.
Instead, you can put custom validation in your form's save(), your ModelForm, or (in Django 1.2) in your model validation. -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-us...@googlegroups.com. To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.