diff --git a/app/src/main/java/com/lt/lrmd/lhfa/GPSTracker.java b/app/src/main/java/com/lt/lrmd/lhfa/GPSTracker.java
index c3f81f6..ea777d4 100644
--- a/app/src/main/java/com/lt/lrmd/lhfa/GPSTracker.java
+++ b/app/src/main/java/com/lt/lrmd/lhfa/GPSTracker.java
@@ -48,6 +48,11 @@ public GPSTracker(Context context) {
     }
 
     public Location getLocation() {
+        if ( Build.VERSION.SDK_INT >= 23 &&
+             ContextCompat.checkSelfPermission( context, android.Manifest.permission.ACCESS_FINE_LOCATION ) != PackageManager.PERMISSION_GRANTED &&
+             ContextCompat.checkSelfPermission( context, android.Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+            return  ;
+        }
         try {
             locationManager = (LocationManager) mContext
                     .getSystemService(LOCATION_SERVICE);
@@ -187,4 +192,4 @@ public void onClick(DialogInterface dialog, int which) {
         // Showing Alert Message
         alertDialog.show();
     }
-}
\ No newline at end of file
+}