Fatal error: Uncaught Error: Call to undefined function env() in D:\xampp\htdocs\bkash-biller-portal-app\backup_21_01_2026\config\database.php:18 Stack trace: #0 {main} thrown in D:\xampp\htdocs\bkash-biller-portal-app\backup_21_01_2026\config\database.php on line 18