datatables ajax loading error from the Zend framework

duy_quang422

'm currently working with Zend frameworks, so I need to use DataTabels. but I'm having trouble.

AdminGroupController.php
public function indexAction(){

$this->view->Title = 'Member :: Group manager :: List';
$this->view->headTitle($this->view->Title,true);

$tblGroup = new Default_Model_UserGroup();
$this->view->Items = $tblGroup->listItem($this->_arrParam, array('task'=>'admin-list'));
$totalItem  = $tblGroup->countItem($this->_arrParam);
        $data = array_values(array_map('array_values', $this->view->Items));
        $json = Zend_Json::encode(array_combine(
                    array('aaData'),
                    array($data)
                ));
$paginator = new Zendvn_Paginator();
$this->view->panigator = $paginator->createPaginator($totalItem,$this->_paginator);

}

index.phtml

id="producttable">

            <tr>

                <th>Name</th>

                <th>Position</th>

                <th>Office</th>

                <th>Extn.</th>

                <th>Start date</th>

                <th>Salary</th>

            </tr>

</table>

products.js

$(document).ready(function() {

$('#producttable').dataTable( {

    "bProcessing": true,

    "ajax": '/dienthoai/admin-group'

} );

} );

I can't load data. so, everyone please help me