exception: [S:Server] javax.ejb.EJBTransactionRolledbackException


// Create the client instance
$client = new SoapClient($url, $option);

$param_attribute = new SoapParam('client_id', 'Attribute');
$params_value = new SoapParam('JoeSmith1', 'Value');
$result = $client->findAccount(array($param_attribute,$params_value));

could someone help me? i cannot find anysoultions in google