Solution : https://service.sap.com/sap/support/notes/149711 (SAP Service marketplace login required)
Key words : 
-> v1775 additional key words va02, sales order item, attached program correction, sales order stock, stock segments, stock segment, current period, storage locations, batches exist, solution implement
Related Notes : 
       
| 361976 | |
| 353390 | |
| 134942 | Deletion/rejection of sales order item with stock | 
| 85374 | Deletion/rejections sales order item with stock |