By the way, I suspect that during moving existing data into the new
database, somethings might have been broken, like auto incrementation
sequences.
But, although I experimented with them a little, it didn't help.
On 7 Haziran, 21:07, omat <[EMAIL PROTECTED]> wrote:
> My application is working in the development environment. I deployed
> the application in the production and copied the data in Posetgresql
> db.
>
> When I try to insert a new "Page" using the admin application, I
> receive an "IntegrityError: null value in column "id" violates not-
> null constraint".
>
> Any ideas?
>
> Thanks...
>
> The "Page" model class is as follows:
>
> class Page(models.Model):
> title = models.CharField('Başlık',
> maxlength = 100,
> core = True,
> db_index = True)
> slug = models.SlugField(prepopulate_from = ('title',))
> body = models.TextField(blank = True,
> null = True)
> sections = models.ManyToManyField(Section,
> blank = True,
> null = True)
>
> And this is the traceback:
>
> Traceback (most recent call last):
>
> File "/usr/lib/python2.4/site-packages/django/core/handlers/base.py",
> line 77, in get_response
> response = callback(request, *callback_args, **callback_kwargs)
>
> File "/usr/lib/python2.4/site-packages/django/contrib/admin/views/
> decorators.py", line 55, in _checklogin
> return view_func(request, *args, **kwargs)
>
> File "/usr/lib/python2.4/site-packages/django/views/decorators/
> cache.py", line 39, in _wrapped_view_func
> response = view_func(request, *args, **kwargs)
>
> File "/usr/lib/python2.4/site-packages/django/contrib/admin/views/
> main.py", line 254, in add_stage
> new_object = manipulator.save(new_data)
>
> File "/usr/lib/python2.4/site-packages/django/db/models/
> manipulators.py", line 108, in save
> new_object.save()
>
> File "/usr/lib/python2.4/site-packages/django/db/models/base.py",
> line 243, in save
> ','.join(placeholders)), db_values)
>
> IntegrityError: null value in column "id" violates not-null constraint
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