Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\vistas_piter\Front-PIT\vendor\laravel\roster\src\RosterServiceProvider.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\vistas_piter\Front-PIT\vendor\laravel\roster\src\RosterServiceProvider.php on line 9