아래 빨간부분이 에러가 나는데요 ㅠ 생초보라서 왜 그런지 잘 모르겟습니다

조금 설명을 부탁드립니다

package com.sch.tablistview;

import android.app.ListActivity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.ListView;

public class HelloListView extends ListActivity {
    /** Called when the activity is first created. */
 @Override
 public void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
  
   setListAdapter(new ArrayAdapter<String>(this,
           android.R.layout.simple_list_item_1, COUNTRIES));
   getListView().setTextFilterEnabled(true);
  
 
  
   ListView list = (ListView) findViewById(android.R.id.list);
 list.setAdapter(getListAdapter());
 list.setOnItemClickListener(new ListView.OnItemClickListener(){
  @Override
     public void onItemClick(AdapterView<?> list, View v, int position,
       long id) {

  public void onClick (View v){
   AlertDialog.Builder bld = new AlertDialog.Builder(HelloListView.this);
    bld.setTitle("알립니다");
    bld.setMessage("대화상자를열었습다");
    bld.setIcon(R.drawable.icon);
    bld.show();
  }
  }
 });
 }