zend-framework – 警告：require_once(Zend / Application.php)

<?php
ini_set( "short_open_tag",1 );
ini_set( "display_errors",1 );
// Define path to application directory

defined('APPLICATION_PATH')
    || define('APPLICATION_PATH',realpath(dirname(__FILE__) . '/../application'));
// Define application environment
defined('APPLICATION_ENV')
    || define('APPLICATION_ENV',(getenv('APPLICATION_ENV') ? getenv('APPLICATION_ENV') : 'production'));

// Ensure library/ is on include_path
set_include_path(implode(PATH_SEPARATOR,array(
    realpath(APPLICATION_PATH . '/../library'),get_include_path(),)));
/** Zend_Application */
require_once 'Zend/Application.php';

// Create application,bootstrap,and run
$application = new Zend_Application(
    APPLICATION_ENV,APPLICATION_PATH . '/configs/application.ini'
);

// Let 'er rip
$application->bootstrap()->run();

当我跑那个

警告：require_once(Zend / Application.php)：无法打开流：第18行/var/www/Giftercity_backup/index.php中没有此类文件或目录致命错误：require_once()：无法打开所需的’Zend / Application.第18行的/var/www/Giftercity_backup/index.php中的php'(include_path =’：.：/usr/share / php：/usr/share / pear’)