This is a minimal Django project that reproduces this Forbidden Error.
./manage.py migrate
./manage.py createsuperuser
./manage.py runserver 0.0.0.0:5000
- Open
http://localhost:5000/admin/blog/post/add/
- Create a post
- Open
http://localhost:5000/admin/blog/post/
- Select a post and "Export as CSV"
- Submit form
- Forbidden Error...