Admob ad will not load. Error 2. It worked before but suddenly stopped

Question

Here is the entire class that I am trying to load a banner ad into (createAd() method does the work)

public class HomeActivity extends Activity {

    privat         


        

Answer 1

Error no 2 means ERROR_CODE_NETWORK_ERROR. so check your internet connection and still not showing ads then just restart your mobile and check...that was worked for me.