Fatal error: Uncaught Error: Call to undefined function env() in C:\xampp\htdocs\r10ca\vendor\nunomaduro\collision\tests\LaravelApp\config\database.php:18 Stack trace: #0 {main} thrown in C:\xampp\htdocs\r10ca\vendor\nunomaduro\collision\tests\LaravelApp\config\database.php on line 18