Diagnosis
Either no business domain has been assigned to the data basis or no RFCdestination has been assigned to the logical system name.

System Response
Check your settings. If these seem to be OK, check the availability ofthe assigned BW system or of the remote source system. If this systemhas been switched off or you cannot connect to it for some other reason,this could also be the reason for this message.
If you are not using a remote system as the master data source system,ensure that there is nevertheless an RFC destination to the logicalsystem identifier. A correct RFC destination for local systems is anempty entry in the RFC destination field.

Procedure
Make any missing Customizing entries, or check that you can connect tothe assigned Business Warehouse or to the remote source system.