diff --git a/modules/core/client/controllers/header.client.controller.js b/modules/core/client/controllers/header.client.controller.js
index 662bb6b5..ab99953b 100644
--- a/modules/core/client/controllers/header.client.controller.js
+++ b/modules/core/client/controllers/header.client.controller.js
@@ -72,9 +72,11 @@
     };
 
     vm.getCountUnread = function () {
-      MessagesService.countUnread(function (data) {
-        vm.unreadCount = data.countFrom + data.countTo;
-      });
+      if (Authentication.user) {
+        MessagesService.countUnread(function (data) {
+          vm.unreadCount = data.countFrom + data.countTo;
+        });
+      }
     };
 
     /**