Fatal error: Uncaught Error: Call to undefined function env() in /opt/lampp/htdocs/us/vendor/yajra/laravel-datatables-oracle/src/config/datatables.php:79 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/us/vendor/yajra/laravel-datatables-oracle/src/config/datatables.php on line 79