Fatal error: Uncaught Error: Class "Whoops\Handler\Handler" not found in /var/www/html/usophy/vendor/facade/ignition/src/ErrorPage/IgnitionWhoopsHandler.php:9 Stack trace: #0 {main} thrown in /var/www/html/usophy/vendor/facade/ignition/src/ErrorPage/IgnitionWhoopsHandler.php on line 9