Fatal error: Uncaught Error: Call to undefined function collect() in /home/edmedu/www/edmeducation.co.kr/tw-dev/storage/framework/views/ef411aae82f12b5b315c2b77322f0fbab009a06d.php:9 Stack trace: #0 {main} thrown in /home/edmedu/www/edmeducation.co.kr/tw-dev/storage/framework/views/ef411aae82f12b5b315c2b77322f0fbab009a06d.php on line 9