Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Foundation 2\Providers\FormRequestServiceProvider.php:10 Stack trace: #0 {main} thrown in C:\xampp\htdocs\adminlte3\vendor\laravel\framework\src\Illuminate\Foundation 2\Providers\FormRequestServiceProvider.php on line 10