Fatal error: Uncaught Error: Call to undefined function app() in C:\xampp\htdocs\adminlte3\storage\framework\views\aeb534fc878ea7d32140b1168e45214e59184fc9.php:1 Stack trace: #0 {main} thrown in C:\xampp\htdocs\adminlte3\storage\framework\views\aeb534fc878ea7d32140b1168e45214e59184fc9.php on line 1