I found out the reason. jcr:readAccessControl was missed for the replication-service user under the root path.

Hello! Thanks for your reply, nothing special in logs for author and publish

Hi All! During page activation rep:cugPolicy is not activated and is missed on the publish instance.Environment AEM 6.5.6.0(with aem-service-pkg-6.5.6-1.0.zip installed) upgraded from AEM 6.4Author: Publish:During activation, I am logged in as an admin user. replication-receiver(part of administrato...