Fatal error: Uncaught Error: Interface "Symfony\Component\Mailer\Exception\ExceptionInterface" not found in C:\Apache24\htdocs\kpiproject\vendor\symfony\mailer\Exception\InvalidArgumentException.php:17 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\kpiproject\vendor\symfony\mailer\Exception\InvalidArgumentException.php on line 17