Fatal error: Uncaught Error: Class "Carbon\Carbon" not found in C:\Apache24_x64\htdocs\vak_old\vendor\laravel\framework\src\Illuminate\Support\Carbon.php:9 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\vak_old\vendor\laravel\framework\src\Illuminate\Support\Carbon.php on line 9