Fatal error: Uncaught Error: Call to undefined function env() in D:\Apache24\www\qilu\back-end\vendor\php-open-source-saver\jwt-auth\config\config.php:18 Stack trace: #0 {main} thrown in D:\Apache24\www\qilu\back-end\vendor\php-open-source-saver\jwt-auth\config\config.php on line 18