Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\storage\framework\views\631e3325a6391725b13357ee2e0919e0.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\storage\framework\views\631e3325a6391725b13357ee2e0919e0.php on line 7