The debug output of HTTP 500 when attempting to delete an user, as well as delete just related objects:
AttributeError at /admin/auth/user/83/delete/
‘NoneType’ object has no attribute ‘_base_manager’
Request Method: GET
Request URL: https://kobo.my.org/admin/auth/user/83/delete/
Django Version: 1.8.13
Exception Type: AttributeError
Exception Value:
‘NoneType’ object has no attribute ‘_base_manager’
Exception Location: /usr/local/lib/python2.7/dist-packages/django/contrib/contenttypes/models.py in get_object_for_this_type, line 196
Python Executable: /usr/local/bin/uwsgi
Python Version: 2.7.12
Python Path:
[’.’,
‘’,
‘/usr/lib/python2.7’,
‘/usr/lib/python2.7/plat-x86_64-linux-gnu’,
‘/usr/lib/python2.7/lib-tk’,
‘/usr/lib/python2.7/lib-old’,
‘/usr/lib/python2.7/lib-dynload’,
‘/usr/local/lib/python2.7/dist-packages’,
‘/srv/pip/src/django-digest’,
‘/srv/pip/src/pyxform’,
‘/srv/pip/src/formpack/src’,
‘/usr/lib/python2.7/dist-packages’,
‘/srv/src/kpi’]
Server time: Fri, 16 Mar 2018 12:20:01 +0000
Traceback Switch to copy-and-paste view
/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/options.py in wrapper
return self.admin_site.admin_view(view)(*args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/decorators.py in _wrapped_view
response = view_func(request, *args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/views/decorators/cache.py in _wrapped_view_func
response = view_func(request, *args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/sites.py in inner
return view(request, *args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/decorators.py in _wrapper
return bound_func(*args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/decorators.py in _wrapped_view
response = view_func(request, *args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/decorators.py in bound_func
return func.get(self, type(self))(*args2, **kwargs2) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/decorators.py in inner
return func(*args, **kwargs) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/options.py in delete_view
[obj], opts, request.user, self.admin_site, using) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/utils.py in get_deleted_objects
to_delete = collector.nested(format_callback) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/utils.py in nested
roots.extend(self._nested(root, seen, format_callback)) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/utils.py in _nested
children.extend(self._nested(child, seen, format_callback)) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/utils.py in _nested
ret = [format_callback(obj)] …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/admin/utils.py in format_callback
force_text(obj)) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/utils/encoding.py in force_text
s = six.text_type(s) …
Local vars
/usr/local/lib/python2.7/dist-packages/guardian/models.py in unicode
unicode(self.content_object), …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/contenttypes/fields.py in get
rel_obj = ct.get_object_for_this_type(pk=getattr(instance, self.fk_field)) …
Local vars
/usr/local/lib/python2.7/dist-packages/django/contrib/contenttypes/models.py in get_object_for_this_type
return self.model_class()._base_manager.using(self._state.db).get(**kwargs) …
Local vars
Request information
GET
No GET data
POST
No POST data
FILES
No FILES data
COOKIES
Variable Value
__troRUID
‘ccbe43fc-1a0d-47de-9325-afa9d111db93’
kobonaut
‘sh1iw7zcwydo8lykq7hpmh7pjtex6gy2’
_ga
‘GA1.2.2062285606.1518630588’
wooTracker
‘VKKNFlwc5lGD’
EMF_VISIT__MD_172
‘16E37C9A-07DD-4BC5-9DDE-B9291506’
_gid
‘GA1.2.566354194.1520851654’
csrftoken
‘eebJ6snHjxGazke3wpXnsnAEUHFnseP5’
__trossion
‘1519644481_1800_2_ccbe43fc-1a0d-47de-9325-afa9d111db93%3A1519644481_ccbe43fc-1a0d-47de-9325-afa9d111db93%3A1521111810_1521112415_3’
META
Variable Value
wsgi.multiprocess
True
HTTP_COOKIE
‘_ga=GA1.2.2062285606.1518630588; EMF_VISIT__MD_172=16E37C9A-07DD-4BC5-9DDE-B9291506; wooTracker=VKKNFlwc5lGD; _gid=GA1.2.566354194.1520851654; __trossion=1519644481_1800_2_ccbe43fc-1a0d-47de-9325-afa9d111db93%3A1519644481_ccbe43fc-1a0d-47de-9325-afa9d111db93%3A1521111810_1521112415_3; __troRUID=ccbe43fc-1a0d-47de-9325-afa9d111db93; csrftoken=eebJ6snHjxGazke3wpXnsnAEUHFnseP5; kobonaut=sh1iw7zcwydo8lykq7hpmh7pjtex6gy2’
uwsgi.version
‘2.0.13’
SCRIPT_NAME
u’’
REQUEST_METHOD
‘GET’
PATH_INFO
u’/admin/auth/user/83/delete/’
SERVER_PROTOCOL
‘HTTP/1.1’
QUERY_STRING
‘’
HTTP_X_REAL_IP
‘24.135.98.203’
CONTENT_LENGTH
‘’
HTTP_USER_AGENT
‘Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36’
HTTP_CONNECTION
‘keep-alive’
SERVER_NAME
‘kobo.my.org’
REMOTE_ADDR
‘24.135.98.203’
wsgi.url_scheme
‘https’
SERVER_PORT
‘443’
uwsgi.node
‘kpi’
DOCUMENT_ROOT
‘/usr/share/nginx/html’
HTTP_X_FORWARDED_PROTO
‘https’
wsgi.input
<uwsgi._Input object at 0x7f535bc20c78>
HTTP_HOST
‘kobo.my.org’
HTTPS
‘on’
wsgi.multithread
False
HTTP_UPGRADE_INSECURE_REQUESTS
‘1’
HTTP_CACHE_CONTROL
‘max-age=0’
REQUEST_URI
‘/admin/auth/user/83/delete/’
HTTP_ACCEPT
‘text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,/;q=0.8’
wsgi.version
(1, 0)
HTTP_X_FORWARDED_FOR
‘24.135.98.203’
wsgi.errors
<open file ‘wsgi_errors’, mode ‘w’ at 0x7f535caaea50>
REMOTE_PORT
‘53723’
HTTP_ACCEPT_LANGUAGE
‘sr-RS,sr;q=0.9,en-US;q=0.8,en;q=0.7’
wsgi.run_once
False
CONTENT_TYPE
‘’
wsgi.file_wrapper
‘’
CSRF_COOKIE
u’eebJ6snHjxGazke3wpXnsnAEUHFnseP5’
HTTP_ACCEPT_ENCODING
‘gzip, deflate, br’
Settings
Using settings module kobo.settings
Setting Value
MARKITUP_FILTER
(‘markdown.markdown’, {‘safe_mode’: False})
MONTH_DAY_FORMAT
‘F j’
SECURE_BROWSER_XSS_FILTER
False
HAYSTACK_SIGNAL_MODELS
((‘kpi’, ‘Asset’), (‘kpi’, ‘Collection’), (‘taggit’, ‘Tag’))
USE_THOUSAND_SEPARATOR
False
CSRF_COOKIE_SECURE
False
LANGUAGE_CODE
‘en-us’
ROOT_URLCONF
‘kobo.urls’
CELERYD_TASK_TIME_LIMIT
2100
SKIP_HEAVY_MIGRATIONS
False
BROKER_URL
‘amqp://kpi:kpi@rabbit:5672/kpi’
BASE_DIR
‘/srv/src/kpi’
SILENCED_SYSTEM_CHECKS
[]
ACCOUNT_ACTIVATION_DAYS
3
MAXIMUM_EXPORTS_PER_USER_PER_FORM
10
SESSION_SERIALIZER
‘django.contrib.sessions.serializers.JSONSerializer’
STATIC_ROOT
‘/srv/src/kpi/staticfiles’
SYNC_KOBOCAT_XFORMS
True
ALLOWED_HOSTS
[’.my.org’]
MESSAGE_STORAGE
‘django.contrib.messages.storage.fallback.FallbackStorage’
EMAIL_SUBJECT_PREFIX
'[Django] ’
SERVER_EMAIL
‘ko…@kobo.my.org’
SECURE_HSTS_SECONDS
0
STATICFILES_FINDERS
(‘django.contrib.staticfiles.finders.FileSystemFinder’,
‘django.contrib.staticfiles.finders.AppDirectoriesFinder’)
SESSION_CACHE_ALIAS
‘default’
SESSION_COOKIE_DOMAIN
‘.my.org’
SESSION_COOKIE_NAME
‘kobonaut’
TIME_INPUT_FORMATS
(’%H:%M:%S’, ‘%H:%M:%S.%f’, ‘%H:%M’)
SECURE_REDIRECT_EXEMPT
[]
DATABASES
{‘default’: {‘ATOMIC_REQUESTS’: False,
‘AUTOCOMMIT’: True,
‘CONN_MAX_AGE’: 0,
‘ENGINE’: ‘django.db.backends.postgresql_psycopg2’,
‘HOST’: ‘postgres’,
‘NAME’: ‘kobotoolbox’,
‘OPTIONS’: {},
‘PASSWORD’: u’********************’,
‘PORT’: 5432,
‘TEST’: {‘CHARSET’: None,
‘COLLATION’: None,
‘MIRROR’: None,
‘NAME’: None},
‘TIME_ZONE’: ‘UTC’,
‘USER’: ‘kobo’}}
EMAIL_SSL_KEYFILE
u’********************’
TEMPLATE_DEBUG
True
FILE_UPLOAD_DIRECTORY_PERMISSIONS
None
FILE_UPLOAD_PERMISSIONS
None
MONGO_DB
Database(MongoClient(host=[‘mongo:27017’], document_class=dict, tz_aware=True, connect=False, j=True), u’formhub’)
FILE_UPLOAD_HANDLERS
(‘django.core.files.uploadhandler.MemoryFileUploadHandler’,
‘django.core.files.uploadhandler.TemporaryFileUploadHandler’)
DEFAULT_CONTENT_TYPE
‘text/html’
GIT_REV
{‘branch’: ‘master’,
‘long’: ‘a3ac18fdf6a4dda41af06dbaee29023b3f015cfa’,
‘short’: ‘a3ac18f’,
‘tag’: ‘2.018.10a’}
APPEND_SLASH
True
FIRST_DAY_OF_WEEK
0
DATABASE_ROUTERS
[]
DEFAULT_TABLESPACE
‘’
YEAR_MONTH_FORMAT
‘F Y’
MONGO_DATABASE
{‘HOST’: ‘mongo’,
‘NAME’: ‘formhub’,
‘PASSWORD’: u’********************’,
‘PORT’: 27017,
‘USER’: ‘’}
CACHES
{‘default’: {‘BACKEND’: ‘django.core.cache.backends.locmem.LocMemCache’}}
SESSION_COOKIE_PATH
‘/’
DEFAULT_DEPLOYMENT_BACKEND
‘kobocat’
SECURE_CONTENT_TYPE_NOSNIFF
False
MIDDLEWARE_CLASSES
(u’debug_toolbar.middleware.DebugToolbarMiddleware’,
‘django.contrib.sessions.middleware.SessionMiddleware’,
‘django.middleware.locale.LocaleMiddleware’,
‘django.middleware.common.CommonMiddleware’,
‘django.middleware.csrf.CsrfViewMiddleware’,
‘django.contrib.auth.middleware.AuthenticationMiddleware’,
‘django.contrib.messages.middleware.MessageMiddleware’,
‘django.middleware.clickjacking.XFrameOptionsMiddleware’,
‘hub.middleware.OtherFormBuilderRedirectMiddleware’)
USE_I18N
True
THOUSAND_SEPARATOR
‘,’
SECRET_KEY
u’********************’
ENKETO_SURVEY_ENDPOINT
‘api/v2/survey/all’
DEFAULT_INDEX_TABLESPACE
‘’
REGISTRATION_EMAIL_HTML
False
LOGGING_CONFIG
‘logging.config.dictConfig’
SIGNING_BACKEND
‘django.core.signing.TimestampSigner’
TEMPLATE_LOADERS
(‘django.template.loaders.filesystem.Loader’,
‘django.template.loaders.app_directories.Loader’)
WSGI_APPLICATION
‘kobo.wsgi.application’
INTERCOM_APP_ID
None
KOBO_SUPPORT_EMAIL
‘mobiled…@my.org’
X_FRAME_OPTIONS
‘SAMEORIGIN’
CSRF_COOKIE_NAME
‘csrftoken’
HAYSTACK_CONNECTIONS
{‘default’: {‘ENGINE’: ‘haystack.backends.whoosh_backend.WhooshEngine’,
‘PATH’: ‘/srv/whoosh/whoosh_index’}}
FORCE_SCRIPT_NAME
None
USE_X_FORWARDED_HOST
False
EMAIL_TIMEOUT
None
SECURE_SSL_HOST
None
DEFAULT_CHARSET
‘utf-8’
SESSION_COOKIE_SECURE
False
CSRF_COOKIE_DOMAIN
‘.my.org’
FILE_CHARSET
‘utf-8’
DEBUG
True
PRIVATE_STORAGE_ROOT
‘/srv/src/kpi/media’
MONGO_CONNECTION
MongoClient(host=[‘mongo:27017’], document_class=dict, tz_aware=True, connect=False, j=True)
LANGUAGE_COOKIE_DOMAIN
None
DEFAULT_FILE_STORAGE
‘django.core.files.storage.FileSystemStorage’
INSTALLED_APPS
(‘django.contrib.auth’,
‘django.contrib.contenttypes’,
‘django.contrib.sessions’,
‘django.contrib.messages’,
‘django.contrib.staticfiles’,
‘reversion’,
‘debug_toolbar’,
‘mptt’,
‘haystack’,
‘private_storage’,
‘kobo.apps.KpiConfig’,
‘hub’,
‘loginas’,
‘webpack_loader’,
‘registration’,
‘django.contrib.admin’,
‘django_extensions’,
‘taggit’,
‘rest_framework’,
‘rest_framework.authtoken’,
‘oauth2_provider’,
‘markitup’,
‘django_digest’,
‘kobo.apps.superuser_stats’,
‘kobo.apps.service_health’,
‘guardian’)
LANGUAGES_BIDI
(‘he’, ‘ar’, ‘fa’, ‘ur’)
USE_L10N
True
ENKETO_SERVER
‘https://ee.my.org/’
STATICFILES_DIRS
(’/srv/src/kpi/jsapp’,
‘/srv/src/kpi/static’,
(‘mocha’, ‘/srv/src/kpi/node_modules/mocha’))
PREPEND_WWW
False
SECURE_PROXY_SSL_HEADER
(‘HTTP_X_FORWARDED_PROTO’, ‘https’)
LANGUAGE_COOKIE_AGE
None
SESSION_COOKIE_HTTPONLY
True
DEBUG_PROPAGATE_EXCEPTIONS
False
INTERNAL_IPS
(u’::1’, u’127.0.0.1’)
SYNC_KOBOCAT_PERMISSIONS
True
GOOGLE_ANALYTICS_TOKEN
u’********************’
LOGIN_URL
‘/accounts/login/’
SESSION_EXPIRE_AT_BROWSER_CLOSE
False
CELERYD_TASK_SOFT_TIME_LIMIT
1800
TIME_FORMAT
‘P’
AUTH_USER_MODEL
‘auth.User’
DATE_INPUT_FORMATS
(’%Y-%m-%d’,
‘%m/%d/%Y’,
‘%m/%d/%y’,
‘%b %d %Y’,
‘%b %d, %Y’,
‘%d %b %Y’,
‘%d %b, %Y’,
‘%B %d %Y’,
‘%B %d, %Y’,
‘%d %B %Y’,
‘%d %B, %Y’)
AUTHENTICATION_BACKENDS
(‘django.contrib.auth.backends.ModelBackend’,
‘kpi.backends.ObjectPermissionBackend’)
EMAIL_HOST_PASSWORD
u’********************’
PASSWORD_RESET_TIMEOUT_DAYS
u’********************’
SESSION_FILE_PATH
None
CACHE_MIDDLEWARE_ALIAS
‘default’
SESSION_SAVE_EVERY_REQUEST
False
STATICFILES_STORAGE
‘django.contrib.staticfiles.storage.StaticFilesStorage’
NUMBER_GROUPING
0
SESSION_ENGINE
‘django.contrib.sessions.backends.db’
CSRF_FAILURE_VIEW
‘django.views.csrf.csrf_failure’
CSRF_COOKIE_PATH
‘/’
LOGIN_REDIRECT_URL
‘/’
DECIMAL_SEPARATOR
‘.’
IGNORABLE_404_URLS
()
LOCALE_PATHS
(’/srv/src/kpi/locale’,)
KOBOCAT_INTERNAL_URL
‘https://kc.my.org’
TEMPLATE_STRING_IF_INVALID
‘’
ENKETO_VERSION
‘express’
RAVEN_JS_DSN
None
LOGOUT_URL
‘/accounts/logout/’
EMAIL_USE_TLS
‘False’
FIXTURE_DIRS
()
EMAIL_HOST
‘kobo.my.org’
DATE_FORMAT
‘N j, Y’
DKOBO_PREFIX
False
CAN_LOGIN_AS
<function at 0x7f53677720c8>
MEDIA_ROOT
‘/srv/src/kpi/media’
LANGUAGE_COOKIE_PATH
‘/’
DEFAULT_EXCEPTION_REPORTER_FILTER
‘django.views.debug.SafeExceptionReporterFilter’
ADMINS
()
SYNC_KOBOCAT_XFORMS_PERIOD_MINUTES
30
FORMAT_MODULE_PATH
None
DEFAULT_FROM_EMAIL
‘ko…@kobo.my.org’
SECURE_HSTS_INCLUDE_SUBDOMAINS
False
REST_FRAMEWORK
{‘DEFAULT_AUTHENTICATION_CLASSES’: [‘rest_framework.authentication.SessionAuthentication’,
‘rest_framework.authentication.BasicAuthentication’,
‘rest_framework.authentication.TokenAuthentication’],
‘DEFAULT_PAGINATION_CLASS’: ‘kpi.serializers.Paginated’,
‘PAGE_SIZE’: 100,
‘URL_FIELD_NAME’: ‘url’}
KOBO_SUPPORT_URL
‘mailto:mobileda...@my.org’
MEDIA_URL
‘/media/’
DATETIME_FORMAT
‘N j, Y, P’
TEMPLATE_DIRS
()
NATIVE_LANGUAGE_NAMES
{u’ku’: u’\u0643\u0648\u0631\u062f\u06cc’}
KOBOCAT_URL
‘https://kc.my.org’
DISALLOWED_USER_AGENTS
()
ALLOWED_INCLUDE_ROOTS
()
ENKETO_PREVIEW_URI
‘preview’
WHOOSH_PATH
‘/srv/whoosh/whoosh_index’
LOGGING
{}
SHORT_DATE_FORMAT
‘m/d/Y’
TEMPLATES
[]
EXPOSE_GIT_REV
False
TEST_RUNNER
‘kobo.settings.DoNotUseRunner’
CELERYD_MAX_TASKS_PER_CHILD
7
CACHE_MIDDLEWARE_KEY_PREFIX
u’********************’
SECURE_SSL_REDIRECT
False
TIME_ZONE
‘UTC’
REGISTRATION_AUTO_LOGIN
True
FILE_UPLOAD_MAX_MEMORY_SIZE
2621440
MANAGERS
()
EMAIL_BACKEND
‘django.core.mail.backends.smtp.EmailBackend’
ANONYMOUS_USER_ID
-1
CELERYD_MAX_CONCURRENCY
6
LANGUAGE_COOKIE_NAME
‘django_language’
EMAIL_USE_SSL
False
TEMPLATE_CONTEXT_PROCESSORS
(‘django.contrib.auth.context_processors.auth’,
‘django.template.context_processors.debug’,
‘django.template.context_processors.i18n’,
‘django.template.context_processors.media’,
‘django.template.context_processors.static’,
‘django.template.context_processors.tz’,
‘django.contrib.messages.context_processors.messages’,
‘kpi.context_processors.external_service_tokens’,
‘kpi.context_processors.email’,
‘kpi.context_processors.sitewide_messages’)
KPI_PREFIX
‘/’
MIGRATION_MODULES
{}
MONGO_CONNECTION_URL
‘mongodb://mongo:27017’
SESSION_COOKIE_AGE
1209600
SETTINGS_MODULE
‘kobo.settings’
USE_ETAGS
False
LANGUAGES
[(‘en’, u’English’), (‘fr’, u’fran\xe7ais’)]
HAYSTACK_SIGNAL_PROCESSOR
‘kpi.haystack_utils.SignalProcessor’
FILE_UPLOAD_TEMP_DIR
None
CSRF_COOKIE_AGE
31449600
STATIC_URL
‘/static/’
WEBPACK_LOADER
{‘DEFAULT’: {‘BUNDLE_DIR_NAME’: ‘jsapp/compiled/’,
‘POLL_INTERVAL’: 0.5,
‘TIMEOUT’: 5}}
EMAIL_PORT
‘587’
PRIVATE_STORAGE_AUTH_FUNCTION
‘kpi.utils.private_storage.superuser_or_username_matches_prefix’
USE_TZ
True
SHORT_DATETIME_FORMAT
‘m/d/Y P’
TEST_NON_SERIALIZED_APPS
[]
ENKETO_API_TOKEN
u’********************’
PASSWORD_HASHERS
u’********************’
ABSOLUTE_URL_OVERRIDES
{}
KOBOCAT_DEFAULT_PERMISSION_CONTENT_TYPES
[(‘main’, ‘userprofile’),
(‘logger’, ‘xform’),
(‘api’, ‘project’),
(‘api’, ‘team’),
(‘api’, ‘organizationprofile’),
(‘logger’, ‘note’)]
CELERYBEAT_SCHEDULE
{‘sync-kobocat-xforms’: {‘options’: {‘expires’: 900.0,
‘queue’: ‘sync_kobocat_xforms_queue’},
‘schedule’: datetime.timedelta(0, 1800),
‘task’: ‘kpi.tasks.sync_kobocat_xforms’}}
UPCOMING_DOWNTIME
False
CACHE_MIDDLEWARE_SECONDS
600
EMAIL_SSL_CERTFILE
None
ALLOWED_ANONYMOUS_PERMISSIONS
(‘kpi.view_collection’, ‘kpi.view_asset’, ‘kpi.view_submissions’)
CSRF_COOKIE_HTTPONLY
False
DATETIME_INPUT_FORMATS
(’%Y-%m-%d %H:%M:%S’,
‘%Y-%m-%d %H:%M:%S.%f’,
‘%Y-%m-%d %H:%M’,
‘%Y-%m-%d’,
‘%m/%d/%Y %H:%M:%S’,
‘%m/%d/%Y %H:%M:%S.%f’,
‘%m/%d/%Y %H:%M’,
‘%m/%d/%Y’,
‘%m/%d/%y %H:%M:%S’,
‘%m/%d/%y %H:%M:%S.%f’,
‘%m/%d/%y %H:%M’,
‘%m/%d/%y’)
KOBO_SURVEY_PREVIEW_EXPIRATION
24
EMAIL_HOST_USER
‘ko…@kobo.my.org’
You’re seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard page generated by the handler for this status code.
