SAP Message VVSCSOLL168 - Payment plan item &1/&2/&3 finished and then marked as complete

Diagnosis
Payment plan item &V3& for contract &V1& with business partner &V2& wasfinished and marked as "complete" Archiving flagset).
The payment plan item was ended, as this was a one-time payment withending, or because the flag for archiving was set for the payment planor the item, in addition to ending.