Solution : https://service.sap.com/sap/support/notes/49575 (SAP Service marketplace login required)
Key words : 
additional key words itemization, volume-based rebate, period condition record, condition record valid, solution program error, affected purchasing document, invoice receipt exists, condition record, itemization delivers, program error
Related Notes : 
       
| 49528 | Subsequent settlement itemization error MN I 355 | 
| 40147 | Collective note: Subsequent settlement (Purch.) Release 3.0 |