Fatal error: Uncaught Error: Interface "Symfony\Component\Mailer\Exception\ExceptionInterface" not found in D:\xampp\htdocs\bkash-biller-portal-app\backup_21_01_2026\vendor\symfony\mailer\Exception\InvalidArgumentException.php:17 Stack trace: #0 {main} thrown in D:\xampp\htdocs\bkash-biller-portal-app\backup_21_01_2026\vendor\symfony\mailer\Exception\InvalidArgumentException.php on line 17