Monday, November 10, 2014

django.core.exceptions:ImproperlyConfigured: Error importing module django.contrib.auth.middleware: "cannot import name utils"

When I deploy my code My site stop working properly from One of my server below error occurs . I try to redeploy my code restart Apache 2-3 times .But still below error show in my error log :-

django.core.exceptions:ImproperlyConfigured

/django.core.handlers.wsgi:WSGIHandler.__call__

Traceback (most recent call last):
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/newrelic-2.14.0.11/newrelic/api/web_transaction.py", line 853, in __call__ result = application(environ, _start_response)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/newrelic-2.14.0.11/newrelic/api/function_trace.py", line 90, in literal_wrapper return wrapped(*args, **kwargs)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/core/handlers/wsgi.py", line 187, in __call__ self.load_middleware()
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/newrelic-2.14.0.11/newrelic/common/object_wrapper.py", line 277, in _wrapper result = wrapped(*args, **kwargs)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/core/handlers/base.py", line 47, in load_middleware mw_class = import_by_path(middleware_path)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/utils/module_loading.py", line 26, in import_by_path sys.exc_info()[2])
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/utils/module_loading.py", line 21, in import_by_path module = import_module(module_path)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/utils/importlib.py", line 40, in import_module __import__(name)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/contrib/auth/middleware.py", line 3, in from django.contrib.auth.backends import RemoteUserBackend
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/contrib/auth/backends.py", line 3, in from django.contrib.auth.models import Permission
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/contrib/auth/models.py", line 48, in class Permission(models.Model):
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/models/base.py", line 96, in __new__ new_class.add_to_class('_meta', Options(meta, **kwargs))
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/models/base.py", line 264, in add_to_class value.contribute_to_class(cls, name)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/models/options.py", line 124, in contribute_to_class self.db_table = truncate_name(self.db_table, connection.ops.max_name_length())
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/__init__.py", line 34, in __getattr__ return getattr(connections[DEFAULT_DB_ALIAS], item)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/utils.py", line 198, in __getitem__ backend = load_backend(db['ENGINE'])
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/utils.py", line 113, in load_backend return import_module('%s.base' % backend_name)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/utils/importlib.py", line 40, in import_module __import__(name)
File "/opt/.virtualenv/mysite/lib/python2.7/site-packages/django/db/backends/mysql/base.py", line 39, in from django.db import utils
ImproperlyConfigured: Error importing module django.contrib.auth.middleware: "cannot import name utils"


To solve this problem I reinstall django 1.6 & then resart apache.

pip uninstall django
pip install django==1.6.7
service apache2 restart