删除 session.php.bak

config/session.php.bak

-<?php
-// +----------------------------------------------------------------------
-// | ThinkPHP [ WE CAN DO IT JUST THINK ]
-// +----------------------------------------------------------------------
-// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
-// +----------------------------------------------------------------------
-// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
-// +----------------------------------------------------------------------
-// | Author: liu21st <liu21st@gmail.com>
-// +----------------------------------------------------------------------
-
-// +----------------------------------------------------------------------
-// | 会话设置
-// +----------------------------------------------------------------------
-
-return [
-    'id'             => '',
-    // SESSION_ID的提交变量,解决flash上传跨域
-    'var_session_id' => '',
-    // SESSION 前缀
-    'prefix'         => 'think',
-    // 驱动方式 支持redis memcache memcached
-    'type'           => '',
-    // 是否自动开启 SESSION
-    'auto_start'     => false,
-];