Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/vendor/symfony/event-dispatcher/Symfony/Component/EventDispatcher/DependencyInjection/RegisterListenersPass.php:20 Stack trace: #0 {main} thrown in /usr/home/mw2p5ujyzt/www/htdocs/mode2_piwik/vendor/symfony/event-dispatcher/Symfony/Component/EventDispatcher/DependencyInjection/RegisterListenersPass.php on line 20