Solution : https://service.sap.com/sap/support/notes/387890 (SAP Service marketplace login required)
Key words : 
additional key words s067-olikw, 'reorganize sd credit data', order-related billing doc, partial invoice receipt occurs, user exit solutions, order remains completed, entire confirmed quantity, completed sales orders, partial delivery occurs, invoice receipts occur
Related Notes : 
       
| 425523 | Collection of consulting notes: Credit update | 
| 151533 | Partially billed third-party orders are completed |