Fatal error: Uncaught Error: Call to undefined function env() in D:\Apache24\www\sanqi\back-end\vendor\yajra\laravel-oci8\src\config\oracle.php:6 Stack trace: #0 {main} thrown in D:\Apache24\www\sanqi\back-end\vendor\yajra\laravel-oci8\src\config\oracle.php on line 6