Fatal error: Uncaught Error: Class 'Carbon\Carbon' not found in C:\xampp\htdocs\laravel-api-old\vendor\laravel\framework\src\Illuminate\Support\Carbon.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\laravel-api-old\vendor\laravel\framework\src\Illuminate\Support\Carbon.php on line 8