Traceback (most recent call last):
  File "keystone/common/wsgi.py", line 238, in __call__
    result = method(context, **params)
  File "keystone/auth/controllers.py", line 372, in authenticate_for_token
    auth_info = AuthInfo.create(context, auth=auth)
  File "keystone/auth/controllers.py", line 135, in create
    auth_info._validate_and_normalize_auth_data()
  File "keystone/auth/controllers.py", line 285, in _validate_and_normalize_auth_data
    self._validate_and_normalize_scope_data()
  File "keystone/auth/controllers.py", line 238, in _validate_and_normalize_scope_data
    project_ref = self._lookup_project(self.auth['scope']['project'])
  File "keystone/auth/controllers.py", line 203, in _lookup_project
    project_name, domain_ref['id'], is_domain=is_domain)
  File "/home/raildo/Projetos/hierarchical_multitenancy/keystone/.venv/local/lib/python2.7/site-packages/dogpile/cache/region.py", line 1032, in decorate
    key = key_generator(*arg, **kw)
  File "/home/raildo/Projetos/hierarchical_multitenancy/keystone/.venv/local/lib/python2.7/site-packages/dogpile/cache/util.py", line 79, in generate_key
    "dogpile.cache's default key creation "
ValueError: dogpile.cache's default key creation function does not accept keyword arguments.