wrong in json parsing

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http://stackoverflow.com – please help me to find the error in this code. I want to get some data from remote server (php & mysql) by json then parsing it the problem is that result returns null but it is supposed to return name at this link : http://codeincloud.tk/json_android_example.php package com.shadatv.shada; import java.io.IOException; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.impl.client.DefaultHttpClient; imp (HowTos)