Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface' not found in /home/lafaamicps/www/symfony/vendor/knplabs/knp-markdown-bundle/Knp/Bundle/MarkdownBundle/DependencyInjection/Compiler/ParsersCompilerPass.php:9 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/knplabs/knp-markdown-bundle/Knp/Bundle/MarkdownBundle/DependencyInjection/Compiler/ParsersCompilerPass.php on line 9