Solution : https://service.sap.com/sap/support/notes/713286 (SAP Service marketplace login required)
Key words :
logistics -> logistics general -> basic data -> material master -> material master record -> additional data -> unit, material master record, material data, highest required accuracy, 'edit -> convert units, existing planned order -, symptom alternative units, planned order quantity, planned order quantities, alternative unit
Related Notes :
814178 | MFBF: Unit of entry overwritten in Material Document |