CASSI1736S Integrated support for Database system name or IMS system name not available on this O/S

The RDO file SIT indicator is set to request connection to a particular database system automatically at start up time. Support for the database system is not available on this operating system.
System Action:
The region will not start successfully.
Resolution:
Set the SIT flag indicator to 'N' and contact your sales rep/SE to ascertain the current status of support for the DB system.
Module:
dfheini1
Destination:
Console and standard error.