On Thu, Jun 24, 2010 at 5:40 PM, ringemup <ringe...@gmail.com> wrote:

> Upgrading from Django 1.0 to 1.2, I'm suddenly getting errors when
> creating objects in the admin form a class that essentially looks like
> this:
>
> class MyObject(models.Model):
>  name = models.CharField(max_length=50)
>  other_thing = models.ForeignKey(MyOtherModel, null=False,
> blank=True)
>
>  def save(self, *args, **kwargs):
>    logging.debug('saving here')
>    if not self.other_thing:
>      other_thing = MyOtherModel()
>      other_thing.save()
>      self.other_thing = other_thing
>   super(MyObject, self).save(*args, **kwargs)
>
> Creating a MyObject in the admin and leaving the other_thing field
> blank results in the following error:
>
> Cannot assign None: "MyObject.other_thing" does not allow null values.
>

There is a ticket open on this: http://code.djangoproject.com/ticket/13776

Karen
-- 
http://tracey.org/kmt/

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