SAP Message AH789 - Variant &1 updates from correction period to periodic billing period

Diagnosis
Variant &V1& performs a special update in step &V2& with operand &V3&:

  • If the period-end billing rate is used to backbill step &V2&, the
    • variant provides the steps of the period-end billing rate.
    • If step &V2& is backbilled from periodic billing, the variant provides
      • the steps of the periodic billing period.