Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in D:\xampp\htdocs\lux_PHP\vendor\barryvdh\laravel-debugbar\src\ServiceProvider.php:24 Stack trace: #0 {main} thrown in D:\xampp\htdocs\lux_PHP\vendor\barryvdh\laravel-debugbar\src\ServiceProvider.php on line 24