SAP Message APEO028 - Adjust relationship period to conform with validity periods of objects

Diagnosis
You want to assign a program position to an organizational unit of theenterprise organization. The selected relationship period, however, isnot completely within the validity periods of the objects involved.Making the assignment is only possible if the objects assigned arevalid during the entire relationship period.
The validity period of a program position starts with the first day ofthe approval year of the investment program (according to the fiscalyear variant entered in the program definition) and does not have anend date, that is it continues into the future without limitation.

System Response
Assigning the program position to the organizational unit is notallowed.

Procedure
Change the relationship period so that it falls completely within thevalidity periods of the organizational unit and the program position.