Message SAP /MAP/E065 - Event &1 has >= 2 product dimensions, relationship type required

Diagnosis
More than one product dimension is assigned to event &V1&. In this case,you must define which relationship is used to connect the productdimensions.
You have not yet made this setting.

System Response
The system terminates processing.

Procedure
In Customizing for the event &V1& select a relationship type for theproduct dimensions.