Solution : https://service.sap.com/sap/support/notes/1144017 (SAP Service marketplace login required)
Key words :
structure bmmh1 component - oklas component type - oklas save, modify structure bmmh1, material master data, standard scc version, symptom valuation class, customer special requirement, direct input reason, source code correction, obew-oklas, structure apply
Related Notes :
| 568065 | OBEW-OKLAS can't be copied in Batch Input for Material |
| 170272 | What to consider when applying advance developments |