Django Loaddata Duplicate Key Value Violates Unique Constraint

May 6, 2011. IntegrityError: duplicate key value violates unique constraint. When I was developing a Django web application, I created a model to store.

Dec 30, 2011. Django comes with some awesome CLI tools. Manage.py is a. heroku run python manage.py loaddata data.json. args) IntegrityError: duplicate key value violates unique constraint "django_content_type_app_label_key".

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Databases | Django documentation | Django – Databases¶ Django attempts to support as many features as possible on all database backends. However, not all database backends are alike, and we’ve had to make.

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Fixture loading in Postgres · Issue #1031 · divio/django-cms · GitHub – Oct 4, 2011. django 1.3.1. IntegrityError: duplicate key value violates unique constraint. from django.core.management.commands import loaddata from.

Aug 9, 2012. IntegrityError: duplicate key value violates unique constraint. I had to comment out the post_save signals and then do the loaddata. –natural keyword, if you read the docs about dumpdata natural keys here you will see it.

It is Django. I actually found the answer in an existing stackexchange post: Switching Django project from sqlite3 backend to postgresql failes.