별거없는 간단한 소스인데 실행하면(버튼 클릭하면) 바로 스톱됩니다
package com.example.customalert;
import android.app.Activity;
import android.app.Dialog;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class MainActivity extends Activity {
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		Button button = (Button) findViewById(R.id.button1);
		button.setOnClickListener(new ButtonClickHandler());
	}
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}
	public class ButtonClickHandler implements OnClickListener {
		@Override
		public void onClick(View v) {
			// TODO Auto-generated method stub
			Dialog dialog = new Dialog(getApplicationContext());
			dialog.setContentView(R.layout.custom);
			dialog.setTitle("대화상자 제목");
			TextView text = (TextView) dialog.findViewById(R.id.textView1);
			text.setText("뚜둥");
			dialog.show();
		}
	}
}
	제 눈에는 아무리봐도 답이안나오는데 한번 봐주셨으면 합니다 