Android application works fine in 3G but not with WIFI

Question

This my play video app It works fine in 3G but it forces close via WIFI this is the code:

import android.net.Uri;
import android.os.Bundle;
import android.app.Activity;
import android.widget.MediaController;
import android.widget.VideoView;

public class Video extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_video);

        String path="http://commonsware.com/misc/test2.3gp";


        Uri uri=Uri.parse(path);
        MediaController mc = new MediaController(this);

        VideoView video=(VideoView)findViewById(R.id.videoView);
        mc.setAnchorView(video);
        mc.setMediaPlayer(video);
        video.setMediaController(mc);
        video.setVideoURI(uri);
        video.start();
    }

}

and this is the manifest

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

This is the logCat

03-25 09:25:27.019: W/IInputConnectionWrapper(20221): showStatusIcon on inactive InputConnection
03-25 09:25:32.359: I/MediaPlayer(20221): uri is:http://commonsware.com/misc/test2.3gp
03-25 09:25:32.359: I/MediaPlayer(20221): path is null
03-25 09:25:32.359: D/MediaPlayer(20221): Couldn't open file on client side, trying server side
03-25 09:25:32.489: D/VideoView(20221): onMeasure()
03-25 09:25:32.489: I/VideoView(20221):     Setting size: 320x240
03-25 09:25:32.569: D/VideoView(20221): onMeasure()
03-25 09:25:32.569: I/VideoView(20221):     Setting size: 320x240
03-25 09:25:32.699: E/MediaPlayer(20221): error (1, -2147483648)
03-25 09:25:32.699: E/MediaPlayer(20221): Error (1,-2147483648)
03-25 09:25:32.699: D/VideoView(20221): Error: 1,-2147483648

In the screen apperas: "this video can´t be played" Any clue??

Thank you very much

Answer 1

I had a mistake, via wifi I have to pass a firewall and I forgot to do it in that device, it was my fail.

Thanks to everybody