Android crash when app is high score menu opened

ERROR

12-15 03:49:51.124: I/HighScores(1115): getScores() called
12-15 03:49:51.154: I/HighScores(1115): getScores() no scores found
12-15 03:49:51.354: I/Reversi, RevHSCustAd getView called(1115): position = 0
12-15 03:49:51.444: I/Reversi, RevHSCustAd getView called(1115): position = 0
12-15 03:49:51.454: D/AndroidRuntime(1115): Shutting down VM
12-15 03:49:51.454: W/dalvikvm(1115): threadid=1: thread exiting with uncaught exception (group=0xb2a40ba8)
12-15 03:49:51.594: D/dalvikvm(1115): GC_FOR_ALLOC freed 447K, 11% free 4353K/4880K, paused 89ms, total 100ms
12-15 03:49:51.714: E/AndroidRuntime(1115): FATAL EXCEPTION: main
12-15 03:49:51.714: E/AndroidRuntime(1115): Process: uk.co.flumeland.reversi, PID: 1115
12-15 03:49:51.714: E/AndroidRuntime(1115): java.lang.NullPointerException
12-15 03:49:51.714: E/AndroidRuntime(1115):     at uk.co.flumeland.reversi.RevHighScoreAdapter.getView(RevHighScoreAdapter.java:68)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.AbsListView.obtainView(AbsListView.java:2263)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.ListView.measureHeightOfChildren(ListView.java:1263)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.ListView.onMeasure(ListView.java:1175)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.View.measure(View.java:16497)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.LinearLayout.measureChildBeforeLayout(LinearLayout.java:1404)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.LinearLayout.measureVertical(LinearLayout.java:695)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.LinearLayout.onMeasure(LinearLayout.java:588)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.View.measure(View.java:16497)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.View.measure(View.java:16497)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at com.android.internal.widget.ActionBarOverlayLayout.onMeasure(ActionBarOverlayLayout.java:327)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.View.measure(View.java:16497)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewGroup.measureChildWithMargins(ViewGroup.java:5125)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.widget.FrameLayout.onMeasure(FrameLayout.java:310)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at com.android.internal.policy.impl.PhoneWindow$DecorView.onMeasure(PhoneWindow.java:2291)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.View.measure(View.java:16497)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewRootImpl.performMeasure(ViewRootImpl.java:1916)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewRootImpl.measureHierarchy(ViewRootImpl.java:1113)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1295)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1000)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5670)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.Choreographer.doCallbacks(Choreographer.java:574)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.Choreographer.doFrame(Choreographer.java:544)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.os.Handler.handleCallback(Handler.java:733)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.os.Handler.dispatchMessage(Handler.java:95)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.os.Looper.loop(Looper.java:136)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at android.app.ActivityThread.main(ActivityThread.java:5017)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at java.lang.reflect.Method.invokeNative(Native Method)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at java.lang.reflect.Method.invoke(Method.java:515)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
12-15 03:49:51.714: E/AndroidRuntime(1115):     at dalvik.system.NativeStart.main(Native Method)
12-15 03:49:51.864: W/CursorWrapperInner(1115): Cursor finalized without prior close()
12-15 03:49:54.184: I/Process(1115): Sending signal. PID: 1115 SIG: 9

RevHighScoreAdapter.java

package flumeland;

import java.util.ArrayList;
import java.lang.String;

import android.app.Activity;
import android.content.Context;
import android.net.Uri;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;

public class RevHighScoreAdapter extends ArrayAdapter {

    private Score[] scores;
    private Context context;

// Constructor
public RevHighScoreAdapter(Context context, Score[] score){
        super(context, 0);
        scores = score;
        this.context = context;
        }


    @Override
    public int getCount() {
        // length of list
        return scores.length;
    }

    @Override
    public Object getItem(int position) {
        // length of list
        return position;
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        View row = convertView;
        Log.i("Reversi, RevHSCustAd getView called", "position = " + position );

        if (row == null) {
            LayoutInflater inflater = ((Activity) context).getLayoutInflater();
            row = inflater.inflate(R.layout.high_scores_listview_row, parent, false);
        }
        TextView nameTV = (TextView) row.findViewById(R.id.hs_player_name_lv);
        ImageView photoIV = (ImageView) row.findViewById(R.id.hs_player_image_lv);
        TextView scoreTV = (TextView) row.findViewById(R.id.hs_score_lv);
        Log.i("Reversi, RevHSCustAd getView called", "position = " + position );

        //if (scores[position].getPhotolink() != null) {
            //photoIV.setImageURI(Uri.parse(scores[position].getPhotolink()));
        //} else {
            //photoIV.setImageResource(R.drawable.social_add_person);
        //}
            nameTV.setText(scores[position].getName());
            Log.i("Reversi, RevHSCustAd getView called", "position = " + position );
            scoreTV.setText(String.valueOf(scores[position].getScore()));

        return row;
    }
}