- sockjs config updated;

src/components/NotificationsSidebar/index.js

@@ -203,7 +203,14 @@ const NotificationsSidebar = () => {
     }
 
     const connectWebSocket = () => {
-        socket.current = new SockJS(socketUrl);
+        socket.current = new SockJS(socketUrl, null, {
+                transports: [
+                    'websocket',
+                    'xhr-streaming',
+                    'xhr-polling'
+                ]
+            }
+        );
         stomp.current = Stomp.over(socket.current);
 
         stomp.current.configure({