diff --git a/ChatServiceApp/js_views.py b/ChatServiceApp/js_views.py
index aaa7988..318bffb 100644
--- a/ChatServiceApp/js_views.py
+++ b/ChatServiceApp/js_views.py
@@ -61,7 +61,7 @@ def update_chat_ajax(request):
         tpl_name = 'blocks/profile/b_messages_container.html'
 
 
-        if 'ticket_id' in data:
+        if 'ticket_id' in data and data['ticket_id']:
             ticket = MsgGroup.objects.get(id=data['ticket_id'])
 
         sender = User.objects.get(id=data['sender'])