Message SAP /ISDFPS/FDPDAMPO194 - Evaluation with substructure is possible for one force element only

Diagnosis
You selected more than one force element or none at all.
The selected evaluation with sub-element is only possible forindividual force elements, however.

Procedure
Select exactly one force element or select radio button"Specified Material Planning Objects (MPO) in the SelectedForce Elements" as the evaluation area.