diff --git a/Assets/WorkSpace/LH/MQTTManager.cs b/Assets/WorkSpace/LH/MQTTManager.cs
index ec47a3d8..ef2dea3b 100644
--- a/Assets/WorkSpace/LH/MQTTManager.cs
+++ b/Assets/WorkSpace/LH/MQTTManager.cs
@@ -83,6 +83,7 @@ namespace Octopus.Simulator.Networks
             clientTable.Add(clientName, client);
             onConnected?.Invoke(client);
             SubscriptionTopic(client, "simulation/435faabb-6183-4690-a81f-027dd96d5827/#");
+            Debug.Log("test");
         }
 
         private ConnectPacketBuilder ConnectPacketBuilderCallback(MQTTClient client, ConnectPacketBuilder builder)