Add the following information to the section, “Mixed versions of Adaptive Server” in Chapter 1, “Introduction” of the Replication Server Administration Guide:
Sybase does not
support replication of Adaptive Server system databases, such as master, tempdb, model, sybsystemprocs, sybsecurity, sybsystemdb.
Some capabilities of Replication Server version 12.5 require you to use an Adaptive Server version 12.5 or later.