Fatal error: Uncaught Error: Interface "yii\symfonymailer\MessageEncrypterInterface" not found in /home/akg/public_html/craft/vendor/yiisoft/yii2-symfonymailer/src/SMimeMessageEncrypter.php:17 Stack trace: #0 {main} thrown in /home/akg/public_html/craft/vendor/yiisoft/yii2-symfonymailer/src/SMimeMessageEncrypter.php on line 17