Django Version: 1.6.1
Python Version: 2.7.6
Installed Applications:
('django_mongodb_engine',
 'django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'bootstrap_toolkit',
 'djcelery',
 'djangotoolbox',
 'permission',
 'm2m')
Installed Middleware:
('django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware')


Traceback:
File "/usr/lib/python2.7/dist-packages/django/core/handlers/base.py" in get_response
  112.                     response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/usr/local/lib/python2.7/dist-packages/newrelic-2.62.0.47/newrelic/hooks/framework_django.py" in wrapper
  503.                 return wrapped(*args, **kwargs)
File "/home/ubuntu/work/crea-cell/accounts/views.py" in login
  24.             user = authenticate(username=username, password=password)
File "/usr/lib/python2.7/dist-packages/django/contrib/auth/__init__.py" in authenticate
  49.             user = backend.authenticate(**credentials)
File "/usr/lib/python2.7/dist-packages/django/contrib/auth/backends.py" in authenticate
  17.             if user.check_password(password):
File "/usr/lib/python2.7/dist-packages/django/contrib/auth/models.py" in check_password
  245.         return check_password(raw_password, self.password, setter)
File "/usr/lib/python2.7/dist-packages/django/contrib/auth/hashers.py" in check_password
  71.         setter(password)
File "/usr/lib/python2.7/dist-packages/django/contrib/auth/models.py" in setter
  244.             self.save(update_fields=["password"])
File "/usr/lib/python2.7/dist-packages/django/db/models/base.py" in save
  545.                        force_update=force_update, update_fields=update_fields)
File "/usr/lib/python2.7/dist-packages/django/db/models/base.py" in save_base
  573.             updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)
File "/usr/lib/python2.7/dist-packages/django/db/models/base.py" in _save_table
  635.                                       forced_update)
File "/usr/lib/python2.7/dist-packages/django/db/models/base.py" in _do_update
  665.         filtered = base_qs.filter(pk=pk_val)
File "/usr/lib/python2.7/dist-packages/django/db/models/query.py" in filter
  590.         return self._filter_or_exclude(False, *args, **kwargs)
File "/usr/lib/python2.7/dist-packages/django/db/models/query.py" in _filter_or_exclude
  608.             clone.query.add_q(Q(*args, **kwargs))
File "/usr/lib/python2.7/dist-packages/django/db/models/sql/query.py" in add_q
  1198.         clause = self._add_q(where_part, used_aliases)
File "/usr/lib/python2.7/dist-packages/django/db/models/sql/query.py" in _add_q
  1232.                     current_negated=current_negated)
File "/usr/lib/python2.7/dist-packages/django/db/models/sql/query.py" in build_filter
  1125.         clause.add(constraint, AND)
File "/usr/lib/python2.7/dist-packages/django/utils/tree.py" in add
  104.         data = self._prepare_data(data)
File "/usr/lib/python2.7/dist-packages/django/db/models/sql/where.py" in _prepare_data
  79.             value = obj.prepare(lookup_type, value)
File "/usr/lib/python2.7/dist-packages/django/db/models/sql/where.py" in prepare
  352.             return self.field.get_prep_lookup(lookup_type, value)
File "/usr/lib/python2.7/dist-packages/django/db/models/fields/__init__.py" in get_prep_lookup
  369.             return self.get_prep_value(value)
File "/usr/lib/python2.7/dist-packages/django/db/models/fields/__init__.py" in get_prep_value
  613.         return int(value)

Exception Type: ValueError at /login
Exception Value: invalid literal for int() with base 10: '5414bbabd1cd9b7ed8063e6c'