Fatal error: Uncaught Error: Call to undefined function env() in C:\xampp\htdocs\hannoole\PMS\vendor\billowapp\payfast\src\config\payfast.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hannoole\PMS\vendor\billowapp\payfast\src\config\payfast.php on line 17