SAP Message AFWGO_MESSAGES809 - You cannot change final results procedure &1 on &2

Diagnosis
You can no longer change final results procedure &V1& as at date &V2&.The most recent version is available for &V3&. You have either tried tochange an old version of the final results procedure, or calculateddata exists that is more recent than &V2&.

System Response
Changes to the final results procedure are no longer permitted.