Make sure current activity returned sessions when refreshing

data/interfaces/default/index.html

@@ -107,6 +107,11 @@
                 $('#dashboard-checking-activity').remove();
 
                 var current_activity = $.parseJSON(xhr.responseText);
+                if (!(current_activity)) {
+                    $('#currentActivity').html('<div id="dashboard-no-activity" class="text-muted">There was an error communicating with your Plex Server.</div>');
+                    return
+                }
+
                 var stream_count = parseInt(current_activity.stream_count);
                 var sessions = current_activity.sessions;
 

data/interfaces/default/recently_added.html

@@ -109,6 +109,5 @@ DOCUMENTATION :: END
     </div>
 </div>
 % else:
-<div class="text-muted">There was an error communicating with your Plex Server. Please check your <a href="settings">settings</a>.
-</div><br>
+<div class="text-muted">There was an error communicating with your Plex Server.</div><br>
 % endif

plexpy/webserve.py

@@ -3618,13 +3618,13 @@ class WebInterface(object):
         pms_connect = pmsconnect.PmsConnect(token=plexpy.CONFIG.PMS_TOKEN)
         result = pms_connect.get_current_activity()
 
-        data_factory = datafactory.DataFactory()
-        for session in result['sessions']:
-            if not session['ip_address']:
-                ip_address = data_factory.get_session_ip(session['session_key'])
-                session['ip_address'] = ip_address
-
         if result:
+            data_factory = datafactory.DataFactory()
+            for session in result['sessions']:
+                if not session['ip_address']:
+                    ip_address = data_factory.get_session_ip(session['session_key'])
+                    session['ip_address'] = ip_address
+
             return result
         else:
             logger.warn(u"Unable to retrieve data for get_activity.")