There are no known issues for the Replication Server Options. For known issues concerning the component products Replication Agent and ECDA, see the following documents:
Sybase Replication Agent 12.5 Release Bulletin for Microsoft Windows and UNIX (DC78260-01-1250-01)
Enterprise Connect Data Access 12.6.1 Release Bulletin for Microsoft Windows (DC74920-01-1261-01)
Enterprise Connect Data Access 12.6.1 Release Bulletin for Linux and UNIX (DC74921-01-1261-01)