The schema at the Publisher (version: %2!d! and guid: '%1') does not match the schema at the Subscriber (version: %4!d! and ...

The schema at the Publisher (version: %2!d! and guid: '%1') does not match the schema at the Subscriber (version: %4!d! and guid: '%3'). This can occur after the Publisher has been restored from a backup. In this case, recreate the initial snapshot and reinitialize all subscriptions.