Fatal error: Uncaught Error: Interface 'Whoops\Handler\HandlerInterface' not found in D:\xampp7\htdocs\www\nbkm\show_sk\vendor\nunomaduro\collision\src\Contracts\Handler.php:22 Stack trace: #0 {main} thrown in D:\xampp7\htdocs\www\nbkm\show_sk\vendor\nunomaduro\collision\src\Contracts\Handler.php on line 22