Fatal error: Uncaught Error: Interface 'Whoops\Handler\HandlerInterface' not found in /home/wwiwil/apps/iwill-laravel/vendor/nunomaduro/collision/src/Contracts/Handler.php:13 Stack trace: #0 {main} thrown in /home/wwiwil/apps/iwill-laravel/vendor/nunomaduro/collision/src/Contracts/Handler.php on line 13