How Can I Solve ( Error Opening Trace File: No Such File Or Directory (2)) In Android

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Mobile

Android

Eclipse

Android4x

hi guys .
when i run my app i get an unusual Error in LogCat
Error opening trace file: No such file or directory (2)
im trying to make a program to connect Internet

i added this tag to Manifest File
manifest :

<uses-permission android:name="android.permission.INTERNET"/>

my java :

package net.learn2develop.http1;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import android.util.Log;

public class MainActivity extends Activity {

	private InputStream OpenHttpConnection(String urlString) throws IOException
	{
		Log.d("Location:","Method-first Line");
		InputStream in=null;
		int response=-1;
		URL url=new URL(urlString);
		//URL url=new URL(urlString);
		URLConnection conn=url.openConnection();
		if(!(conn instanceof HttpURLConnection))
			throw new IOException("Not an Http connection");
		try
		{
			Log.d("Locataion:","try bloc");
			HttpURLConnection httpConn=(HttpURLConnection) conn;
			httpConn.setAllowUserInteraction(false);
			httpConn.setFollowRedirects(true);
			httpConn.setRequestMethod("GET");
			httpConn.connect();
			response=httpConn.getResponseCode();
			if(response==HttpURLConnection.HTTP_OK){
				in=httpConn.getInputStream();
			}
		}
		catch(Exception ex)
		{
			Log.d("Networking",ex.getLocalizedMessage());
			throw new IOException("Error connecting");
		}	
		return in;
			}
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
	}

	

}

any help ?