Solution : https://service.sap.com/sap/support/notes/93627 (SAP Service marketplace login required)
Key words :
additional key words v1796, display system message co433, sales order item linked, user-specific settings, user parameter 'msv', background-input mode, message class v1, message class v4, enter message v4197, assembly orders exist
Related Notes :
| 99955 | Rejection of assembly item: no warning message |
| 94354 | Inconsistency sales order item - assembly |
| 86797 | Deleting/rejecting sales order item with assembly |
| 14097 | Order item cannot be deleted/overwritten |