Fatal error: Uncaught Error: Interface 'Psr\Log\LoggerInterface' not found in /home/mvihurz/v4/vendor/yiisoft/yii2-symfonymailer/src/Logger.php:13 Stack trace: #0 {main} thrown in /home/mvihurz/v4/vendor/yiisoft/yii2-symfonymailer/src/Logger.php on line 13