Fatal error: Uncaught Error: Call to undefined function app() in /home/edmedu/www/hana-edu.co.kr/sf4l/storage/framework/views/383c7d5b7e8dc04102d9fb45e567aa62d1ca4cb6.php:1 Stack trace: #0 {main} thrown in /home/edmedu/www/hana-edu.co.kr/sf4l/storage/framework/views/383c7d5b7e8dc04102d9fb45e567aa62d1ca4cb6.php on line 1