Fatal error: Uncaught Error: Call to undefined function app() in /home/edmedu/www/edmclass.com.bak/edmclass-admin/storage/framework/views/c11ee18ca33898fe9dab85874b9cd4b1.php:1 Stack trace: #0 {main} thrown in /home/edmedu/www/edmclass.com.bak/edmclass-admin/storage/framework/views/c11ee18ca33898fe9dab85874b9cd4b1.php on line 1