Fatal error: Uncaught Error: Call to undefined function app() in C:\Apache24\htdocs\vendor.old\barryvdh\laravel-debugbar\src\debugbar-routes.php:5 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\vendor.old\barryvdh\laravel-debugbar\src\debugbar-routes.php on line 5