Initialization failure when isolation level is set to serializable in an Oracle RAC environment

[CR #585513] In an Oracle Real Application Clusters (RAC) environment, Replication Agent 15.5 may fail during initialization when you set the isolation level to serializable. This failure is due to an internal Oracle error.

Workaround: Install the Oracle Clusterware Release 2 (10.2.0.4) patch set for Oracle Database 10g Release 2 or upgrade to Oracle Database 11g Release 1.