ผมจะทำ Custom listView แต่ทำไมรันออกมาไม่ได้อ่ะ มันบอก has stopped แนะนำที

package layouttest.testlayout;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;



public class MainActivity extends Activity {
    String[] name = {"11111"};
    int[] img = {R.drawable.buddha};
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        ListView listView =(ListView) findViewById(R.id.ListView);
        CustomAdapter customAdapter = new CustomAdapter();
        listView.setAdapter(customAdapter);

    }
    class CustomAdapter extends BaseAdapter{

        @Override
        public int getCount() {
            return img.length;
        }

        @Override
        public Object getItem(int position) {
            return null;
        }

        @Override
        public long getItemId(int position) {
            return 0;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            convertView = getLayoutInflater().inflate(R.layout.customlayout,null);
            ImageView imageView = (ImageView) convertView.findViewById(R.id.imageView);
            TextView textView =(TextView) convertView.findViewById(R.id.textView_name);

            imageView.setImageResource(img[position]);
            textView.setText(name[position]);
            return null;
        }
    }
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="layouttest.testlayout">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/active_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <ListView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/ListView">

    </ListView>

</LinearLayout>