Fatal error: Uncaught Error: Interface 'Symfony\Component\ErrorHandler\ErrorRenderer\ErrorRendererInterface' not found in /home/devmecseminars/public_html/mec/vendor/symfony/error-handler/ErrorRenderer/SerializerErrorRenderer.php:25 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/error-handler/ErrorRenderer/SerializerErrorRenderer.php on line 25