Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\erp\storage\framework\views\d1dbf7e369cf25f6338ac7e368e9afdf.php:4 Stack trace: #0 {main} thrown in C:\xampp\htdocs\erp\storage\framework\views\d1dbf7e369cf25f6338ac7e368e9afdf.php on line 4