Solution : https://service.sap.com/sap/support/notes/338429 (SAP Service marketplace login required)
Key words :
hus previously assigned disappear, handling unit management, packing dialog reason, assign hus, packing status, transaction vl10hu, individual steps, sales order, packed partially, packed completely
Related Notes :
367414 | Composite SAP note for VL10HU, MFPP1/2, COPP1/2, HUPP1/3 |