diff --git a/tempest/api/compute/servers/test_list_server_filters.py b/tempest/api/compute/servers/test_list_server_filters.py
index f66020c..9d39c9f 100644
--- a/tempest/api/compute/servers/test_list_server_filters.py
+++ b/tempest/api/compute/servers/test_list_server_filters.py
@@ -203,11 +203,13 @@
         params = {'status': 'active'}
         resp, body = self.client.list_servers_with_detail(params)
         servers = body['servers']
+        test_ids = [s['id'] for s in (self.s1, self.s2, self.s3)]
 
         self.assertIn(self.s1['id'], map(lambda x: x['id'], servers))
         self.assertIn(self.s2['id'], map(lambda x: x['id'], servers))
         self.assertIn(self.s3['id'], map(lambda x: x['id'], servers))
-        self.assertEqual(['ACTIVE'] * 3, [x['status'] for x in servers])
+        self.assertEqual(['ACTIVE'] * 3, [x['status'] for x in servers
+                                          if x['id'] in test_ids])
 
     @test.attr(type='gate')
     def test_list_servers_filtered_by_name_wildcard(self):
diff --git a/tempest/api/orchestration/base.py b/tempest/api/orchestration/base.py
index f83169f..531df2d 100644
--- a/tempest/api/orchestration/base.py
+++ b/tempest/api/orchestration/base.py
@@ -85,11 +85,8 @@
                 pass
 
         for stack_identifier in cls.stacks:
-            try:
-                cls.client.wait_for_stack_status(
-                    stack_identifier, 'DELETE_COMPLETE')
-            except exceptions.NotFound:
-                pass
+            cls.client.wait_for_stack_status(
+                stack_identifier, 'DELETE_COMPLETE')
 
     @classmethod
     def _create_keypair(cls, name_start='keypair-heat-'):
diff --git a/tempest/api/telemetry/test_telemetry_notification_api.py b/tempest/api/telemetry/test_telemetry_notification_api.py
index 148f5a3..f401b9b 100644
--- a/tempest/api/telemetry/test_telemetry_notification_api.py
+++ b/tempest/api/telemetry/test_telemetry_notification_api.py
@@ -32,6 +32,7 @@
     @test.attr(type="gate")
     @testtools.skipIf(not CONF.service_available.nova,
                       "Nova is not available.")
+    @test.skip_because(bug="1336755")
     def test_check_nova_notification(self):
 
         resp, body = self.create_server()
diff --git a/tempest/common/cred_provider.py b/tempest/common/cred_provider.py
new file mode 100644
index 0000000..dc4f049
--- /dev/null
+++ b/tempest/common/cred_provider.py
@@ -0,0 +1,44 @@
+# (c) 2014 Deutsche Telekom AG
+#    Licensed under the Apache License, Version 2.0 (the "License");
+#    you may not use this file except in compliance with the License.
+#    You may obtain a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS,
+#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#    See the License for the specific language governing permissions and
+#    limitations under the License.
+
+import abc
+import six
+
+from tempest import config
+from tempest.openstack.common import log as logging
+
+CONF = config.CONF
+LOG = logging.getLogger(__name__)
+
+
+@six.add_metaclass(abc.ABCMeta)
+class CredentialProvider(object):
+    def __init__(self, name, tempest_client=True, interface='json',
+                 password='pass', network_resources=None):
+        self.name = name
+
+    @abc.abstractmethod
+    def get_primary_creds(self):
+        return
+
+    @abc.abstractmethod
+    def get_admin_creds(self):
+        return
+
+    @abc.abstractmethod
+    def get_alt_creds(self):
+        return
+
+    @abc.abstractmethod
+    def clear_isolated_creds(self):
+        return
diff --git a/tempest/common/isolated_creds.py b/tempest/common/isolated_creds.py
index 208f42f..98b0116 100644
--- a/tempest/common/isolated_creds.py
+++ b/tempest/common/isolated_creds.py
@@ -16,6 +16,7 @@
 
 from tempest import auth
 from tempest import clients
+from tempest.common import cred_provider
 from tempest.common.utils import data_utils
 from tempest import config
 from tempest import exceptions
@@ -25,15 +26,16 @@
 LOG = logging.getLogger(__name__)
 
 
-class IsolatedCreds(object):
+class IsolatedCreds(cred_provider.CredentialProvider):
 
     def __init__(self, name, tempest_client=True, interface='json',
                  password='pass', network_resources=None):
+        super(IsolatedCreds, self).__init__(name, tempest_client, interface,
+                                            password, network_resources)
         self.network_resources = network_resources
         self.isolated_creds = {}
         self.isolated_net_resources = {}
         self.ports = []
-        self.name = name
         self.tempest_client = tempest_client
         self.interface = interface
         self.password = password
diff --git a/tempest/scenario/test_dashboard_basic_ops.py b/tempest/scenario/test_dashboard_basic_ops.py
index 6418a73..4fcc70a 100644
--- a/tempest/scenario/test_dashboard_basic_ops.py
+++ b/tempest/scenario/test_dashboard_basic_ops.py
@@ -24,7 +24,7 @@
 CONF = config.CONF
 
 
-class TestDashboardBasicOps(manager.OfficialClientTest):
+class TestDashboardBasicOps(manager.ScenarioTest):
 
     """
     This is a basic scenario test:
diff --git a/tempest/services/orchestration/json/orchestration_client.py b/tempest/services/orchestration/json/orchestration_client.py
index d325eb5..46b0ec4 100644
--- a/tempest/services/orchestration/json/orchestration_client.py
+++ b/tempest/services/orchestration/json/orchestration_client.py
@@ -181,7 +181,11 @@
         fail_regexp = re.compile(failure_pattern)
 
         while True:
-            resp, body = self.get_stack(stack_identifier)
+            try:
+                resp, body = self.get_stack(stack_identifier)
+            except exceptions.NotFound:
+                if status == 'DELETE_COMPLETE':
+                    return
             stack_name = body['stack_name']
             stack_status = body['stack_status']
             if stack_status == status: