Solution : https://service.sap.com/sap/support/notes/545725 (SAP Service marketplace login required)
Key words : 
incorrect quantity correlation due, rv45a-kwmeng reason, minimum order quantity, attached advance correction, quantity check, corrected quantity, sales order, vbap-kwmeng, system issues, warning message
Related Notes : 
       
| 551929 | SD document blocked: No billing-relevance (third-party) II |