diff --git a/tempest/api/volume/admin/v2/test_volumes_list.py b/tempest/api/volume/admin/v2/test_volumes_list.py
index 4437803..cdd9df9 100644
--- a/tempest/api/volume/admin/v2/test_volumes_list.py
+++ b/tempest/api/volume/admin/v2/test_volumes_list.py
@@ -29,7 +29,9 @@
     def resource_setup(cls):
         super(VolumesListAdminV2TestJSON, cls).resource_setup()
         # Create 3 test volumes
-        cls.volume_list = []
+        # NOTE(zhufl): When using pre-provisioned credentials, the project
+        # may have volumes other than those created below.
+        cls.volume_list = cls.volumes_client.list_volumes()['volumes']
         for i in range(3):
             volume = cls.create_volume()
             # Fetch volume details
@@ -59,5 +61,6 @@
         # primary tenant
         fetched_tenant_id = [operator.itemgetter(
             'os-vol-tenant-attr:tenant_id')(item) for item in fetched_list]
-        expected_tenant_id = [self.volumes_client.tenant_id] * 3
+        expected_tenant_id = [self.volumes_client.tenant_id] * \
+            len(self.volume_list)
         self.assertEqual(expected_tenant_id, fetched_tenant_id)
diff --git a/tempest/api/volume/v3/base.py b/tempest/api/volume/v3/base.py
index c31c83c..e38f947 100644
--- a/tempest/api/volume/v3/base.py
+++ b/tempest/api/volume/v3/base.py
@@ -44,7 +44,7 @@
     @classmethod
     def setup_clients(cls):
         super(VolumesV3Test, cls).setup_clients()
-        cls.messages_client = cls.os.volume_messages_client
+        cls.messages_client = cls.os.volume_v3_messages_client
 
     def setUp(self):
         super(VolumesV3Test, self).setUp()
@@ -60,5 +60,5 @@
     @classmethod
     def setup_clients(cls):
         super(VolumesV3AdminTest, cls).setup_clients()
-        cls.admin_messages_client = cls.os_adm.volume_messages_client
+        cls.admin_messages_client = cls.os_adm.volume_v3_messages_client
         cls.admin_volume_types_client = cls.os_adm.volume_types_v2_client
diff --git a/tempest/clients.py b/tempest/clients.py
index 0158efd..d131dc4 100644
--- a/tempest/clients.py
+++ b/tempest/clients.py
@@ -292,7 +292,7 @@
         self.snapshots_v2_client = self.volume_v2.SnapshotsClient()
         self.volumes_client = self.volume_v1.VolumesClient()
         self.volumes_v2_client = self.volume_v2.VolumesClient()
-        self.volume_messages_client = volume.v3.MessagesClient(
+        self.volume_v3_messages_client = volume.v3.MessagesClient(
             self.auth_provider, **params)
         self.volume_types_client = self.volume_v1.TypesClient()
         self.volume_types_v2_client = self.volume_v2.TypesClient()
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 6ce4cfe..2c4be97 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -402,10 +402,14 @@
             servers = self.servers_client.list_servers()
             servers = servers['servers']
         for server in servers:
-            console_output = self.servers_client.get_console_output(
-                server['id'])['output']
-            LOG.debug('Console output for %s\nbody=\n%s',
-                      server['id'], console_output)
+            try:
+                console_output = self.servers_client.get_console_output(
+                    server['id'])['output']
+                LOG.debug('Console output for %s\nbody=\n%s',
+                          server['id'], console_output)
+            except lib_exc.NotFound:
+                LOG.debug("Server %s disappeared(deleted) while looking"
+                          "for the console log", server['id'])
 
     def _log_net_info(self, exc):
         # network debug is called as part of ssh init
diff --git a/tempest/scenario/test_object_storage_basic_ops.py b/tempest/scenario/test_object_storage_basic_ops.py
index 9ac1e30..1d2b2b6 100644
--- a/tempest/scenario/test_object_storage_basic_ops.py
+++ b/tempest/scenario/test_object_storage_basic_ops.py
@@ -18,23 +18,21 @@
 
 
 class TestObjectStorageBasicOps(manager.ObjectStorageScenarioTest):
-    """Test swift basic ops.
-
-     * get swift stat.
-     * create container.
-     * upload a file to the created container.
-     * list container's objects and assure that the uploaded file is present.
-     * download the object and check the content
-     * delete object from container.
-     * list container's objects and assure that the deleted file is gone.
-     * delete a container.
-     * list containers and assure that the deleted container is gone.
-     * change ACL of the container and make sure it works successfully
-    """
-
     @test.idempotent_id('b920faf1-7b8a-4657-b9fe-9c4512bfb381')
     @test.services('object_storage')
     def test_swift_basic_ops(self):
+        """Test swift basic ops.
+
+         * get swift stat.
+         * create container.
+         * upload a file to the created container.
+         * list container's objects and assure that the uploaded file is
+         present.
+         * download the object and check the content
+         * delete object from container.
+         * list container's objects and assure that the deleted file is gone.
+         * delete a container.
+        """
         self.get_swift_stat()
         container_name = self.create_container()
         obj_name, obj_data = self.upload_object_to_container(container_name)
diff --git a/tempest/scenario/test_server_basic_ops.py b/tempest/scenario/test_server_basic_ops.py
index e031ff7..c66128d 100644
--- a/tempest/scenario/test_server_basic_ops.py
+++ b/tempest/scenario/test_server_basic_ops.py
@@ -119,14 +119,13 @@
     @test.services('compute', 'network')
     def test_server_basic_ops(self):
         keypair = self.create_keypair()
-        self.security_group = self._create_security_group()
-        security_groups = [{'name': self.security_group['name']}]
+        security_group = self._create_security_group()
         self.md = {'meta1': 'data1', 'meta2': 'data2', 'metaN': 'dataN'}
         self.instance = self.create_server(
             image_id=self.image_ref,
             flavor=self.flavor_ref,
             key_name=keypair['name'],
-            security_groups=security_groups,
+            security_groups=[{'name': security_group['name']}],
             config_drive=CONF.compute_feature_enabled.config_drive,
             metadata=self.md,
             wait_until='ACTIVE')
diff --git a/tempest/tests/lib/services/network/test_versions_client.py b/tempest/tests/lib/services/network/test_versions_client.py
index ae52c8a..026dc6d 100644
--- a/tempest/tests/lib/services/network/test_versions_client.py
+++ b/tempest/tests/lib/services/network/test_versions_client.py
@@ -35,10 +35,7 @@
                     "type": "text/html"
                 }
             ],
-            "status": "CURRENT",
-            "updated": "2013-07-23T11:33:21Z",
-            "version": "2.0",
-            "min_version": "2.0"
+            "status": "CURRENT"
             }
         }