[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 412: include([ROOT]/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/EventListener/ResponseListener.php): failed to open stream: No such file or directory
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 412: include(): Failed opening '[ROOT]/vendor/symfony/http-kernel/Symfony/Component/HttpKernel/EventListener/ResponseListener.php' for inclusion (include_path='.:/opt/php/5.4.45/share/pear:/usr/share/pear')

Fatal error: Class 'Symfony\Component\HttpKernel\EventListener\ResponseListener' not found in /var/www/web399/html/forum/vendor/symfony/event-dispatcher/Symfony/Component/EventDispatcher/ContainerAwareEventDispatcher.php on line 145