使用网点的一键安装包出先下列错误

Warning: require_once(./include/common.inc.php) [function.require-once]: failed to open stream: No such file or directory in E:\WEB_XF\BBS.1000Y.COM.CN\index.php on line 14

Fatal error: require_once() [function.require]: Failed opening required './include/common.inc.php' (include_path='.;C:\php5\pear') in E:\WEB_XF\BBS.1000Y.COM.CN\index.php on line 14

怎么解决？
。。。急啊。。。