Solution : https://service.sap.com/sap/support/notes/455650 (SAP Service marketplace login required)
Key words :
caused inconsistent material valuation records, additional key words mminkon, valuation category field, split valuation, material type, material master, separately valuated, longer managed, subsequent change, mbew-bwtty
Related Notes :
431733 | Valuatn catgry changeable despite existing EBEW/QBEW entries |
414830 | MMAM: Problems with split valuation |