Fatal error: Uncaught Error: Call to undefined function env() in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\barryvdh\laravel-debugbar\config\debugbar.php:17 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\barryvdh\laravel-debugbar\config\debugbar.php on line 17