The configuration set has an invalid replication authentication mode (msDS-replAuthenticationMode = %1). Replication with ...

The configuration set has an invalid replication authentication mode (msDS-replAuthenticationMode = %1). Replication with the source server may be impossible.

Please adjust the replication authentication mode on the source server before installing any replicas. Use repadmin /replAuthMode command. For more information about replication authentication mode, see "Replication and configuration sets" in the Active Directory Lightweight Directory Services Administrator's Guide.