Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Mail\Factory' not found in E:\xampp\htdocs\www\order\qr251\vendor\laravel\framework\src\Illuminate\Mail\MailManager.php:31 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\order\qr251\vendor\laravel\framework\src\Illuminate\Mail\MailManager.php on line 31