+        if (BuildConfig.DEBUG) {
+            Preference pLog =  findPreference("log");
+            if (pLog != null ){
+                pLog.setOnPreferenceClickListener(new OnPreferenceClickListener() {
+                    @Override
+                    public boolean onPreferenceClick(Preference preference) {
+                        Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
+                        startActivity(loggerIntent);
+                        return true;
+                    }
+                });
+            } 
+        }
+