Solution : https://service.sap.com/sap/support/notes/203170 (SAP Service marketplace login required)
Key words :
additional key words lv07a105, user-defined user requirement, separate user requirement, standard system requirement, sales order item, flag no_delete = true, attached program correction, error_exception = true, deletion flag, assembly order
Related Notes :
377299 | Reason f rejectn d.n. delete planned assembly order |
165542 | Reason for rejection does not delete requirements |
139681 | Assembly: Rejecting remaining quantity not possible |