Fatal error: Uncaught Error: Interface "Symfony\Component\Mailer\MailerInterface" not found in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\symfony\mailer\Mailer.php:26 Stack trace: #0 {main} thrown in E:\phpProject\TEST\fr_epr\fr_epr_reg\vendor\symfony\mailer\Mailer.php on line 26