Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Exception\HttpException' not found in /home/edmedu/www/hana-edu.co.kr/renew/vendor/laravel/framework/src/Illuminate/Routing/Exceptions/InvalidSignatureException.php:7 Stack trace: #0 {main} thrown in /home/edmedu/www/hana-edu.co.kr/renew/vendor/laravel/framework/src/Illuminate/Routing/Exceptions/InvalidSignatureException.php on line 7