Solution : https://service.sap.com/sap/support/notes/336043 (SAP Service marketplace login required)
Key words : 
attached source code corrections, symptom price reductions, composite sap note, affirmative goods issue, source code, goods issue, price change, sap support, terms s031, standard analysis
Related Notes : 
       
| 321286 | Collective note: Invent. Controlling Rel. 4.6C (April 2001) | 
| 318763 |