Described here http://symfony.com/doc/2.0/book/http_cache.html#using-esi-in-symfony2
You need to load this in your routing: _internal: resource: "@FrameworkBundle/Resources/config/routing/internal.xml" prefix: /_internal -- If you want to report a vulnerability issue on symfony, please send it to security at symfony-project.com You received this message because you are subscribed to the Google Groups "symfony users" group. To post to this group, send email to symfony-users@googlegroups.com To unsubscribe from this group, send email to symfony-users+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/symfony-users?hl=en