Fatal error: Uncaught Error: Class 'Illuminate\Notifications\Messages\SimpleMessage' not found in C:\Apache24\htdocs\vendor.old2\laravel\framework\src\Illuminate\Notifications\Messages\MailMessage.php:11 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old2\laravel\framework\src\Illuminate\Notifications\Messages\MailMessage.php on line 11