The selected backupset was generated by a newer version of the backup server, and the new backupset version is not supported by this client; The backupset data cannot be restored by this version of the client.
The backupset you are attempting to restore was generated by a newer server that has a different level of functionality. The client you are using does not recognize this newer format so it cannot restore the data from the backupset.
Processing stopped.
Restore the backupset with a client that is at the same or higher level as the server that was used to generate the backupset.