diff --git a/MobileApp/app/src/main/java/com/example/lfrmobileapp/Communication.java b/MobileApp/app/src/main/java/com/example/lfrmobileapp/Communication.java
index 3894a0c..eaf1b51 100644
--- a/MobileApp/app/src/main/java/com/example/lfrmobileapp/Communication.java
+++ b/MobileApp/app/src/main/java/com/example/lfrmobileapp/Communication.java
@@ -34,7 +34,7 @@ public class Communication {
         if(startStop){
             tel += ";1";
         }else{
-            tel += ";0";
+            return "aa0;0.0;0.0;0.0;0.0zz";
         }
 
         for (String i : list) {