Fatal error: Uncaught Error: Class 'Psr\Log\AbstractLogger' not found in /home/devmecseminars/public_html/mec/vendor/symfony/http-kernel/Log/Logger.php:23 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/http-kernel/Log/Logger.php on line 23