Notice: Undefined variable: exception in /home/edmedu/www/hana-edu.co.kr/renew/vendor/symfony/error-handler/Resources/views/exception.html.php on line 5

Fatal error: Uncaught Error: Call to a member function getAllPrevious() on null in /home/edmedu/www/hana-edu.co.kr/renew/vendor/symfony/error-handler/Resources/views/exception.html.php:5 Stack trace: #0 {main} thrown in /home/edmedu/www/hana-edu.co.kr/renew/vendor/symfony/error-handler/Resources/views/exception.html.php on line 5