Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\erp\storage\framework\views\76cd975b7a1fdb0e269fd180a9e2daba.php:4 Stack trace: #0 {main} thrown in C:\xampp\htdocs\erp\storage\framework\views\76cd975b7a1fdb0e269fd180a9e2daba.php on line 4