diff --git a/src/AndroidApp/android_remocons/rocon_remocon/src/main/java/com/github/rosjava/android_remocons/rocon_remocon/fall_dectect/listener.java b/src/AndroidApp/android_remocons/rocon_remocon/src/main/java/com/github/rosjava/android_remocons/rocon_remocon/fall_dectect/listener.java
index 2153a0f..7f85c9b 100644
--- a/src/AndroidApp/android_remocons/rocon_remocon/src/main/java/com/github/rosjava/android_remocons/rocon_remocon/fall_dectect/listener.java
+++ b/src/AndroidApp/android_remocons/rocon_remocon/src/main/java/com/github/rosjava/android_remocons/rocon_remocon/fall_dectect/listener.java
@@ -26,7 +26,7 @@ public class listener extends RosAppActivity
     private Toast lastToast;
     private ConnectedNode node;
     private RosTextView<String> rosTextView;
-    private subscriber sb;
+    //private subscriber sb;
 
     public listener()
     {