This solved my problem On 9 sep, 12:18, Carlton Gibson <carlton.gib...@gmail.com> wrote: > On 9 Sep 2010, at 12:04, bagheera wrote: > > >> On Sep 8, 11:14 pm, maroxe <bachir...@gmail.com> wrote: > >>> Hi, In my models I want to have an optional field to a foreign key. I > >>> tried this: > > >>> field = models.ForeignKey(MyModel, null=True, blank=True, > >>> default=None) > > >>> But i am getting this error: > > >>> model.mymodel_id may not be NULL > > I think the error is that SQLite treats columns with defaults as NOT NULL. > > As far as I can see, you don't need the `default=None` in your model > declaration. Change it to: > > field = models.ForeignKey(MyModel, null=True, blank=True) > > -- I have multiple apps using SQLite that do exactly this, so to quote an > earlier post, "this should just work (TM)" > > HTH > > Regards, > Carlton
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