Fatal error: Uncaught Error: Class "Illuminate\Foundation\Exceptions\Handler" not found in C:\xampp\htdocs\datatablecolcolor\Laravel-Datatables-Column-Colors\app\Exceptions\Handler.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\datatablecolcolor\Laravel-Datatables-Column-Colors\app\Exceptions\Handler.php on line 8