ถามเรื่อง php ติดต่อฐานข้อมูลผ่าน soap หน่อยคับ fatal error: Uncaught SoapFault exception:

<?php
@session_start();
require_once("converse.php");
$n=$REQUEST["txtName"];
$u=$REQUEST["txtUser"];
$p=$REQUEST["txtPass"];

$client = new SoapClient('http://localhost:8080/axis2/services/DBMysql?wsdl');
$para =array('name'=>$n,'username'=>$u,'password'=>$p);
$rs=$client->insertPersonal($para);
if($client->fault)
{
echo "error";
}
else
{
	$result=objectToArray($rs);
	foreach($result as $res)
	{
	foreach($res as $res2)
	$val= $res2;
	}
	if($val=="ok")
	{
	echo "ok";
	}
	else
	{
	$_SESSION["error"]="Fail";
	}
	
	}
 
?>