diff --git a/cps/helper.py b/cps/helper.py
old mode 100755
new mode 100644
index 5001f5d3..3b6be191
--- a/cps/helper.py
+++ b/cps/helper.py
@@ -399,15 +399,12 @@ class Updater(threading.Thread):
             z.extractall(tmp_dir)
             self.status = 4
             self.update_source(os.path.join(tmp_dir, os.path.splitext(fname)[0]), ub.config.get_main_dir)
-            self.status = 5
-            db.session.close()
-            db.engine.dispose()
-            ub.session.close()
-            ub.engine.dispose()
             self.status = 6
+            time.sleep(2)
             server.Server.setRestartTyp(True)
             server.Server.stopServer()
             self.status = 7
+            time.sleep(2)
         except requests.exceptions.HTTPError as ex:
             logging.getLogger('cps.web').info( u'HTTP Error' + ' ' + str(ex))
             self.status = 8
diff --git a/cps/templates/feed.xml b/cps/templates/feed.xml
index 428dd363..540f57ed 100644
--- a/cps/templates/feed.xml
+++ b/cps/templates/feed.xml
@@ -43,11 +43,12 @@
     <title>{{entry.title}}</title>
     <id>{{entry.uuid}}</id>
     <updated>{{entry.atom_timestamp}}</updated>
-    <author>
-      <name>{{entry.authors[0].name}}</name>
-    </author>
-
-    {% if publishers.__len__() > 0 %}
+    {% if entry.authors.__len__() > 0 %}
+      <author>
+        <name>{{entry.authors[0].name}}</name>
+      </author>
+    {% endif %}
+    {% if entry.publishers.__len__() > 0 %}
       <publisher>
         <name>{{entry.publishers[0].name}}</name>
       </publisher>
diff --git a/cps/web.py b/cps/web.py
index 6bc179ee..979cb64a 100644
--- a/cps/web.py
+++ b/cps/web.py
@@ -1289,9 +1289,9 @@ def get_updater_status():
                 "1": _(u'Requesting update package'),
                 "2": _(u'Downloading update package'),
                 "3": _(u'Unzipping update package'),
-                "4": _(u'Files are replaced'),
+                "4": _(u'Replacing files'),
                 "5": _(u'Database connections are closed'),
-                "6": _(u'Server is stopped'),
+                "6": _(u'Stopping server'),
                 "7": _(u'Update finished, please press okay and reload page'),
                 "8": _(u'Update failed:') + u' ' + _(u'HTTP Error'),
                 "9": _(u'Update failed:') + u' ' + _(u'Connection error'),
@@ -1305,8 +1305,9 @@ def get_updater_status():
     elif request.method == "GET":
         try:
             status['status'] = helper.updater_thread.get_update_status()
-        except Exception:
-            status['status'] = 11
+        except Exception as e:
+            app.logger.exception(e)
+            status['status'] = 7
     return json.dumps(status)