Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\guestoque\vendor\spatie\laravel-medialibrary\src\MediaLibraryServiceProvider.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\guestoque\vendor\spatie\laravel-medialibrary\src\MediaLibraryServiceProvider.php on line 16