Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface' not found in /home/devmecseminars/public_html/mec/vendor/symfony/http-kernel/DependencyInjection/AddAnnotatedClassesToCachePass.php:26
Stack trace:
#0 {main}
thrown in /home/devmecseminars/public_html/mec/vendor/symfony/http-kernel/DependencyInjection/AddAnnotatedClassesToCachePass.php on line 26