Face fan page wall post using php SDK

Dear all,
In my website admin page.post a new property.the details are posted in my facebook fan page wall. I am using PHP SDK.
Some times its working fine.
Sometimes redirect to my return url it contains code parameter and stopped
i am using this code
Anyone help me
<?php
require_once 'src/facebook.php';
// configuration
$appid = '';
$appsecret = '';
$pageId = '';
$msg = $_REQUEST['fbtitle'];
$title = $_REQUEST['fbtitle'];
$uri = $_REQUEST['fburl'];
$desc = $_REQUEST['fbsum'];
$pic…
Face fan page wall post using php SDK

See original post by praveenvijay