Fatal error: Uncaught Error: Failed opening required 'D:\wwwroot\wechat.yinxi.net\public/../vendor/autoload.php' (include_path='.;C:\php\pear') in D:\wwwroot\wechat.yinxi.net\public\index.php:20 Stack trace: #0 {main} thrown in D:\wwwroot\wechat.yinxi.net\public\index.php on line 20