PHPDocumenter 一直告诉我我的文件中不存在我的页面级文档块，我在线阅读了几页文档以使其工作但仍然无法正常工作，有人知道出了什么问题吗？
<?php
namespace Activis\Catalog\Model;
/**
* This file represents the factory for the domain object Product for the Activis catalog.
*
* For now, this factory is simple and abstract but will slowly change into a non-static set of factory functions
* The domain model for this object is \Activis\Catalog\Model\Product
*
* @category Domain model factory
* @package Activis.Catalog.Model
* @author Mathieu Dumoulin
* @license LGPL v3
* @link http://activis.ca/
* @todo Change the methods in the factory to not be abstract and require an instance of this class
*/
/**
* Declares the catalog's product's domain model factory
*
* @abstract
* @static
*/
abstract class ProductFactory
{
}