Fatal error: Uncaught Error: Class 'Symfony\Component\VarDumper\Dumper\HtmlDumper' not found in /home/edmedu/www/hana-edu.co.kr/sf4l/vendor/spatie/laravel-ignition/src/Recorders/DumpRecorder/HtmlDumper.php:9 Stack trace: #0 {main} thrown in /home/edmedu/www/hana-edu.co.kr/sf4l/vendor/spatie/laravel-ignition/src/Recorders/DumpRecorder/HtmlDumper.php on line 9