diff --git a/novaproxy/nova/compute/clients.py b/novaproxy/nova/compute/clients.py
index 143a06d..674411a 100644
--- a/novaproxy/nova/compute/clients.py
+++ b/novaproxy/nova/compute/clients.py
@@ -104,7 +104,7 @@ class OpenStackClients(object):
             'service_type': service_type,
             'username': con.username,
             'api_key': con.password,
-	    'region_name':con.region_name,
+            'region_name':con.region_name,
             'extensions': extensions
         }
         if con.password is not None:
diff --git a/novaproxy/nova/compute/manager_proxy.py b/novaproxy/nova/compute/manager_proxy.py
index ad3b7c1..c851484 100644
--- a/novaproxy/nova/compute/manager_proxy.py
+++ b/novaproxy/nova/compute/manager_proxy.py
@@ -1109,6 +1109,7 @@ class ComputeManager(manager.Manager):
                         limit=self.QUERY_PER_PAGE_LIMIT,
                         marker=marker)
                 except Client_Unauthorized:
+                    openstack_clients = clients.OpenStackClients(req_context)
                     self.sync_nova_client = openstack_clients.nova()
                     LOG.debug(_('the token is timed out in sync_nova_client,'
                                 'fetch a new token form keystone.'))
diff --git a/novaproxy/nova/image/sync/drivers/filesystem.py b/novaproxy/nova/image/sync/drivers/filesystem.py
index 0421bc6..5e04735 100644
--- a/novaproxy/nova/image/sync/drivers/filesystem.py
+++ b/novaproxy/nova/image/sync/drivers/filesystem.py
@@ -59,7 +59,7 @@ class Store(object):
                                 from_store_loc['login_user'],
                                 from_store_loc['login_password'])
         except Exception:
-            msg = _('ssh login failed to %(user):%(passwd)@%(host)',
+            msg = _('ssh login failed to %(user)s:%(passwd)s %(host)s' %
                     {'user': from_store_loc['login_user'],
                      'passwd': from_store_loc['login_password'],
                      'host': from_store_loc['host']