DFS4379W IMS STOPPED DATABASE dbd_name TO ACTIVATE DDL DEFINITION CHANGES.
Explanation
DDL statements that change the definition of the database that is identified in the message text were submitted to IMS. To activate these changes, IMS stopped the database.
System action
The database identified in the message text is stopped. The database definition changes are activated. The database remains stopped.
Operator response
After IMS finishes activating the database changes, restart the database by issuing either the type-2 command UPDATE DB START(ACCESS) or the type-1 /START DB command.