Fatal error: Uncaught Error: Interface 'Symfony\Contracts\HttpClient\Exception\ExceptionInterface' not found in /home/devmecseminars/public_html/mec/vendor/symfony/http-client-contracts/Exception/HttpExceptionInterface.php:21 Stack trace: #0 {main} thrown in /home/devmecseminars/public_html/mec/vendor/symfony/http-client-contracts/Exception/HttpExceptionInterface.php on line 21