Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\erp\storage\framework\views\8fbc6a6aa76781e25381035d65f690db.php:4 Stack trace: #0 {main} thrown in C:\xampp\htdocs\erp\storage\framework\views\8fbc6a6aa76781e25381035d65f690db.php on line 4