title: Call to undefined method SimpleXMLElement::child_nodes()
body: <p>i am having a code which parses the xml text which is obtained from google search 
  it used to working fine before , I think after updating my version infos it not working fine </p>
  
  <p>what might be the problem i am getting the following error </p>
  
  <pre><code>Fatal error: Call to undefined method SimpleXMLElement::child_nodes() in /home/search.php in line 70
  </code></pre>
  
  <p>Please let me know how can i solve this problem  </p>
  
  <p>This code is used in smarty
  And it gets the response string from curl.</p>