I am using photologue to create a photo gallery site with django. I installed django-tagging into my virtualenv, not knowing it was no longer supported by photologue. Now, after having performed migrations, whenever I try to add a photo or view the photo, I get FieldError at /admin/photologue/photo/upload_zip/ Cannot resolve keyword 'items' into field. Choices are: id, name.
I uninstalled and reinstalled django, photologue, the SQLite file, and removed django-tagging, but the problem persists. I also tried running a different project that uses photologue and shares a virtualenv, and I am prompted to perform the same (assumedly destructive) migration.
I can't figure out what could have possibly changed on my system if the problem spans multiple projects and all the dependencies have been freshly installed.
Exception Location: /home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py in raise_field_error, line 1389
Traceback:
Environment:
Request Method: POST
Request URL: http://localhost:8000/admin/photologue/photo/add/
Django Version: 1.7.1
Python Version: 2.7.6
Installed Applications:
('django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'django.contrib.sites',
'sortedm2m',
'photologue',
'photologue_custom',
'pornsite')
Installed Middleware:
('django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware')
Traceback:
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
111. response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/contrib/admin/options.py" in wrapper
584. return self.admin_site.admin_view(view)(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/utils/decorators.py" in _wrapped_view
105. response = view_func(request, *args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/views/decorators/cache.py" in _wrapped_view_func
52. response = view_func(request, *args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/contrib/admin/sites.py" in inner
204. return view(request, *args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/contrib/admin/options.py" in add_view
1454. return self.changeform_view(request, None, form_url, extra_context)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/utils/decorators.py" in _wrapper
29. return bound_func(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/utils/decorators.py" in _wrapped_view
105. response = view_func(request, *args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/utils/decorators.py" in bound_func
25. return func.__get__(self, type(self))(*args2, **kwargs2)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/transaction.py" in inner
394. return func(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/contrib/admin/options.py" in changeform_view
1405. self.save_model(request, new_object, form, not add)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/contrib/admin/options.py" in save_model
1046. obj.save()
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/photologue/models.py" in save
540. super(Photo, self).save(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/photologue/models.py" in save
491. super(ImageModel, self).save(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/base.py" in save
591. force_update=force_update, update_fields=update_fields)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/base.py" in save_base
628. update_fields=update_fields, raw=raw, using=using)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/dispatch/dispatcher.py" in send
198. response = receiver(signal=self, sender=sender, **named)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/tagging/fields.py" in _save
81. Tag.objects.update_tags(kwargs['instance'], tags)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/tagging/models.py" in update_tags
34. items__object_id=obj.pk))
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/manager.py" in manager_method
92. return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/query.py" in filter
691. return self._filter_or_exclude(False, *args, **kwargs)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/query.py" in _filter_or_exclude
709. clone.query.add_q(Q(*args, **kwargs))
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in add_q
1287. clause, require_inner = self._add_q(where_part, self.used_aliases)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in _add_q
1314. current_negated=current_negated, connector=connector)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in build_filter
1138. lookups, parts, reffed_aggregate = self.solve_lookup_type(arg)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in solve_lookup_type
1076. _, field, _, lookup_parts = self.names_to_path(lookup_splitted, self.get_meta())
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in names_to_path
1383. self.raise_field_error(opts, name)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/db/models/sql/query.py" in raise_field_error
1389. "Choices are: %s" % (name, ", ".join(available)))
Exception Type: FieldError at /admin/photologue/photo/add/
Exception Value: Cannot resolve keyword 'items' into field. Choices are: id, name
The problem seems to arise from the fact, that django-tagging was somehow still present on the virtualenv.
In your traceback after photologue saves a model, django-tagging reacts to the sent signal and tries to update any related tags:
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/django/dispatch/dispatcher.py" in send
198. response = receiver(signal=self, sender=sender, **named)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/tagging/fields.py" in _save
81. Tag.objects.update_tags(kwargs['instance'], tags)
File "/home/cameron/Envs/photologue/local/lib/python2.7/site-packages/tagging/models.py" in update_tags
34. items__object_id=obj.pk))
There it tries to use the (apparently not existing anymore) field items, and that's where the error occurs.
I guess the way you deinstalled django-tagging on the venv didn't really work. Did you uninstalled with: pip uninstall django-tagging ?
For reference, here again my comment/steps to recreate the venv
... If your venv is somehow corrupted, the easiest could be to recreate it from scratch:
On your venv do:
env pip freeze > orig_requirements.txt
Check the orig_requirements.txt and delete everything you don't need.
Make a new venv with no site-packages and reinstall the requirements:
mkvirtualenv --no-site-packages photoenv
pip install -r orig_requirements.txt
Now double check you're on this venv when running your django project
workon photoenv