Solution : https://service.sap.com/sap/support/notes/147147 (SAP Service marketplace login required)
Key words :
system displays error message vf128, additional key words fplnr, function 'cancel billing document', billing plan dates, program error, billing document, billing plan, billing item, transaction vf11, partial cancellation
Related Notes :
| 147149 | Collective note : Item reversal |