diff --git a/MQTTInterface.cpp b/MQTTInterface.cpp
index 9d5eccf..16bb76a 100644
--- a/MQTTInterface.cpp
+++ b/MQTTInterface.cpp
@@ -220,7 +220,9 @@ void mqttCallback(char *topic, byte *payload, unsigned int length)
     }
     default:    // invalid command / message
     {   
-        DIAG(F("MQTT Invalid DCC-EX command: %s"), (char *)payload);
+        // this may be the echo comming back on the main channel to which we are also subscribed
+        // si just ignore for now 
+        // DIAG(F("MQTT Invalid DCC-EX command: %s"), (char *)payload);
         break;
     }
     }
@@ -404,7 +406,7 @@ bool MQTTInterface::setupNetwork()
     IPAddress ip = Ethernet.localIP(); // reassign the obtained ip address
     DIAG(F("IP: %d.%d.%d.%d"), ip[0], ip[1], ip[2], ip[3]);
     DIAG(F("Port:%d"), IP_PORT);
-    
+
     return true;
 }
 
diff --git a/config.example.h b/config.example.h
index 9da47a0..e327543 100644
--- a/config.example.h
+++ b/config.example.h
@@ -92,7 +92,7 @@ The configuration file for DCC-EX Command Station
 //
 //#define IP_ADDRESS { 192, 168, 1, 200 }
 
-//
+
 // ENABLE_MQTT: if set to true you have to have an Arduino Ethernet card (wired). This
 // is not for Wifi. You will need the Arduino Ethernet library as well as the PubSub
 // library from <add link here> or get via the libray manager either from the IDE