Warning: require_once(../about/show.php): failed to open stream: No such file or directory in D:\www_apache\dgwaijiao.com\web\_yxlm\show.php on line 4

Fatal error: require_once(): Failed opening required '../about/show.php' (include_path='.;C:\php\pear') in D:\www_apache\dgwaijiao.com\web\_yxlm\show.php on line 4