tempest credential traceback

gistfile1.pytb

test: setUpClass (tempest.api.identity.admin.v2.test_roles.RolesTestJSON)
time: 2015-03-18 17:17:28.779210Z
failure: setUpClass (tempest.api.identity.admin.v2.test_roles.RolesTestJSON) [ m
ultipart
Content-Type: text/x-traceback;charset="utf8",language="python"
traceback
614
Traceback (most recent call last):
  File "/home/ubuntu/refstack-client/.tempest/tempest/test.py", line 255, in set
UpClass
    cls.setup_credentials()
  File "/home/ubuntu/refstack-client/.tempest/tempest/api/identity/base.py", lin
e 35, in setup_credentials
    cls.os = clients.Manager()
  File "/home/ubuntu/refstack-client/.tempest/tempest/clients.py", line 164, in
__init__
    super(Manager, self).__init__(credentials=credentials)
  File "/home/ubuntu/refstack-client/.tempest/tempest/manager.py", line 43, in _
_init__
    self.credentials = cred_provider.get_configured_credentials('user')
  File "/home/ubuntu/refstack-client/.tempest/tempest/common/cred_provider.py",
line 66, in get_configured_credentials
    credentials = get_credentials(fill_in=fill_in, **params)
  File "/home/ubuntu/refstack-client/.tempest/tempest/common/cred_provider.py",
line 93, in get_credentials
    **params)
  File "/home/ubuntu/refstack-client/.tempest/tempest/auth.py", line 491, in get
_credentials
    creds = auth_provider.fill_credentials()
  File "/home/ubuntu/refstack-client/.tempest/tempest/auth.py", line 75, in fill_credentials
    auth_data = self.get_auth()
  File "/home/ubuntu/refstack-client/.tempest/tempest/auth.py", line 99, in get_auth
    self.set_auth()
  File "/home/ubuntu/refstack-client/.tempest/tempest/auth.py", line 108, in set_auth
    self._fill_credentials(self.cache[1])
  File "/home/ubuntu/refstack-client/.tempest/tempest/auth.py", line 257, in _fill_credentials
    tenant = auth_data_body['token']['tenant']
KeyError: 'tenant'