Administration guide > Troubleshoot > Messages > CWOBJ: Messages for the ObjectGrid and related components
CWOBJ3015E
EM_MISSING_MAPSET_CWOBJ3015E=CWOBJ3015E: Invalid entity MapSet configuration. Unable to find MapSet that contains a BackingMap for {0}.
Explanation
Each entity needs a BackingMap of the same name.
User response
Verify that a BackingMap named {0} is defined in the configuration. See the Entity manager in a distributed environment in the information center for more information on writing entity and objectGrid configuration files.
Parent topic:
CWOBJ: WebSphere eXtreme Scale messages for the ObjectGrid and related components