出现以下错误提示：
Warning: Cannot modify header information - headers already sent by (output started at D:\amp\www\htdocs\data\config.php:1) in D:\amp\www\htdocs\includes\cls_session.php on line 116
Warning: Cannot modify header information - headers already sent by (output started at D:\amp\www\htdocs\data\config.php:1) in D:\amp\www\htdocs\includes\cls_template.php on line 58
打开 php.ini, 把 output_buffering 默认的 Off 设为 4096 就 OK 了。
修改完 PHP.ini 配置文件后，一定要重启 PHP 才能生效。