Fatal error: Uncaught Error: Call to undefined function app() in D:\Application\www\E-Tracking\storage\framework\views\55a66ad4307ab0bdc72db31b9aa93128208e1901.php:1 Stack trace: #0 {main} thrown in D:\Application\www\E-Tracking\storage\framework\views\55a66ad4307ab0bdc72db31b9aa93128208e1901.php on line 1