package org.adaptlab.chpir.android.participanttracker;

import android.app.Activity;

public class ParticipantDetailActivity extends Activity {

}

@@ -49,16 +49,17 @@
 acker;%0A%0A
+%0A
 import a
@@ -78,16 +78,56 @@
 ctivity;
+%0Aimport android.support.v4.app.Fragment;
 %0A%0Apublic
@@ -171,18 +171,141 @@
 nds 
-Activity %7B%0A%0A
+SingleFragmentActivity %7B%0A%0A    @Override%0A    protected Fragment createFragment() %7B%0A        return new ParticipantDetailFragment();%0A    
 %7D%0A
+%7D

Make ParticipantDetailActivity a SingleFragmentActivity and return proper fragment