diff --git a/releasenotes/notes/10.0-supported-openstack-releases-b88db468695348f6.yaml b/releasenotes/notes/10.0-supported-openstack-releases-b88db468695348f6.yaml
new file mode 100644
index 0000000..217c2f6
--- /dev/null
+++ b/releasenotes/notes/10.0-supported-openstack-releases-b88db468695348f6.yaml
@@ -0,0 +1,13 @@
+---
+other:
+    - OpenStack Releases Supported at this time are the same as in the
+      previous release 9,
+        **Kilo** and
+        **Liberty**.
+
+
+      The release under current development as of this tag is Mitaka,
+      meaning that every Tempest commit is also tested against master during
+      the Mitaka cycle. However, this does not necessarily mean that using
+      Tempest as of this tag will work against a Mitaka (or future releases)
+      cloud.
diff --git a/releasenotes/notes/Tempest-library-interface-0eb680b810139a50.yaml b/releasenotes/notes/Tempest-library-interface-0eb680b810139a50.yaml
new file mode 100644
index 0000000..0ed3130
--- /dev/null
+++ b/releasenotes/notes/Tempest-library-interface-0eb680b810139a50.yaml
@@ -0,0 +1,11 @@
+---
+prelude: |
+    This release includes the addition of the stable library interface for
+    tempest. This behaves just as tempest-lib did prior to this, but instead
+    it lives directly in the tempest project. For more information refer to
+    the `library docs`_.
+
+    .. _library docs: http://docs.openstack.org/developer/tempest/library.html#library
+
+features:
+  - Tempest library interface
diff --git a/tempest/common/dynamic_creds.py b/tempest/common/dynamic_creds.py
index a51f389..0a01bd4 100644
--- a/tempest/common/dynamic_creds.py
+++ b/tempest/common/dynamic_creds.py
@@ -184,12 +184,19 @@
                 router = self._create_router(router_name, tenant_id)
                 self._add_router_interface(router['id'], subnet['id'])
         except Exception:
-            if router:
-                self._clear_isolated_router(router['id'], router['name'])
-            if subnet:
-                self._clear_isolated_subnet(subnet['id'], subnet['name'])
-            if network:
-                self._clear_isolated_network(network['id'], network['name'])
+            try:
+                if router:
+                    self._clear_isolated_router(router['id'], router['name'])
+                if subnet:
+                    self._clear_isolated_subnet(subnet['id'], subnet['name'])
+                if network:
+                    self._clear_isolated_network(network['id'],
+                                                 network['name'])
+            except Exception as cleanup_exception:
+                msg = "There was an exception trying to setup network " \
+                      "resources for tenant %s, and this error happened " \
+                      "trying to clean them up: %s"
+                LOG.warning(msg % (tenant_id, cleanup_exception))
             raise
         return network, subnet, router