Monday, November 27, 2017

Re: NOT NULL constraint failed when trying to create form with initial values

Nice try but I'm still getting this error: 

IntegrityError at /photo/create/

NOT NULL constraint failed: photo_photo.contest_id_id

I tried with both 'contest': random_item  and 'contest_id': random_item.contest_id. (I don't know why you wrote contest instead of contest_id. Field name is contest_id)

28 Kasım 2017 Salı 01:03:50 UTC+3 tarihinde Matemática A3K yazdı:

items = Contest.objects.all()
random_item = random.choice(items)

if request.method =='POST':
data = {'contest': random_item,
'ownername': 'SUMMERSON',
}
form=PhotoForm(request.POST, initial=data)
if form.is_valid():
photo = form.save() # Instances go in lowercase, otherwise you are doing it to the class
else:
form = PhotoForm()

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