Force Stop by Error in httpClient.execute(httpPost);

Question

It work's at Smartphone(Android 2.3.3) but Tablet(Android 4.0) => Force Close!!

 public String getXmlFromUrl(String url) {
        String xml = null;

    try {
        // defaultHttpClient
        DefaultHttpClient httpClient = new DefaultHttpClient();
        HttpPost httpPost = new HttpPost(url);

        HttpResponse httpResponse = httpClient.execute(httpPost); // HERE FORCE CLOSE, why???
        HttpEntity httpEntity = httpResponse.getEntity();
        xml = EntityUtils.toString(httpEntity);

    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (ClientProtocolException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    // return XML
    return xml;
}

Any suggestion with example?

Answer 1

You should remember this.

From Android 3.x Honeycomb or later, you cannot perform Network IO on the UI thread and doing this throws android.os.NetworkOnMainThreadException. You must use Asynctask .

You have to put your getXmlFromUrl(..) code inside Asynctask method

For more Information Refer this Link http://developer.android.com/reference/android/os/AsyncTask.html