CASSI1728S Logon to database manager selected failed for reason detailed

The system tried to log on to DB manager selected and failed to connect for the reason shown by the sqlcode detailed. This code should be detailed in the DB manager selected documentation. DB manager selected was specified in the SIT for connection at system startup time.
System Action:
The region will not be started.
Resolution:
Make sure that the DB manager selected is properly installed or turn off the selection flag in the SIT. Check that the DB name and password if required are specified correctly in the configuration file.
Module:
dfheini1
Destination:
Console and standard error.