View file application/libraries/Engine/Db/Adapter/Mysql/Exception.php

<?php
/**
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.
 *
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to kontakt@beberlei.de so we can send you a copy immediately.
 *
 * @author     Benjamin Eberlei (kontakt@beberlei.de)
 * @copyright  Copyright (c) 2009 Benjamin Eberlei
 * @link       http://github.com/beberlei/Zend_Db-Adapter-for-ext-mysql
 * @license    New BSD License
 * @package    Engine
 * @subpackage Db
 */

//require_once "Zend/Db/Adapter/Exception.php";

class Engine_Db_Adapter_Mysql_Exception extends Zend_Db_Adapter_Exception
{

}