diff --git a/apps/aqhome-mqttlog/loop_mqtt.c b/apps/aqhome-mqttlog/loop_mqtt.c
index d33fed5..e60fcb4 100644
--- a/apps/aqhome-mqttlog/loop_mqtt.c
+++ b/apps/aqhome-mqttlog/loop_mqtt.c
@@ -154,7 +154,12 @@ int _handlePublish(AQHOME_MQTT *aqh, GWEN_MSG_ENDPOINT *ep, const char *rcvdTopi
 
       device=AQHMQTT_Device_List_First(aqh->registeredDeviceList);
       while(device) {
-        AQHMQTT_TOPIC_LIST *topicList;
+	AQHMQTT_TOPIC_LIST *topicList;
+	const char *sDeviceName;
+	const char *sDeviceId;
+
+	sDeviceName=AQHMQTT_Device_GetName(device);
+	sDeviceId=AQHMQTT_Device_GetId(device);
 
         topicList=AQHMQTT_Device_GetTopicList(device);
         if (topicList) {
@@ -168,7 +173,11 @@ int _handlePublish(AQHOME_MQTT *aqh, GWEN_MSG_ENDPOINT *ep, const char *rcvdTopi
               AQHMQTT_Topic_SetTopic(topic, rcvdTopic);
           }
 #endif
-	  if (topic) {
+          if (topic) {
+	    DBG_INFO(AQH_LOGDOMAIN,
+		     "Handling topic \"%s\" for device type %s (id: %s)",
+		     rcvdTopic,
+		     sDeviceName, sDeviceId?sDeviceId:"<no id>");
             if (AQHMQTT_Topic_GetTopicType(topic)==AQHMQTT_TopicType_Json)
               _handleJsonTopic(aqh, ep, device, topic, rcvdValue);
             else
@@ -305,7 +314,8 @@ int _registerNewDeviceForTopic(AQHOME_MQTT *aqh, GWEN_MSG_ENDPOINT *ep, const ch
               if (aqh->registeredDeviceList==NULL)
                 aqh->registeredDeviceList=AQHMQTT_Device_List_new();
               DBG_ERROR(NULL, "Registered device \"%s\" (%s)", AQHMQTT_Device_GetId(newDevice), AQHMQTT_Device_GetName(newDevice));
-              AQHMQTT_Device_List_Add(newDevice, aqh->registeredDeviceList);
+	      AQHMQTT_Device_List_Add(newDevice, aqh->registeredDeviceList);
+	      /* TODO: add devices and values to data server */
               GWEN_Buffer_free(buf);
               return 1;
             }