Solution : https://service.sap.com/sap/support/notes/653530 (SAP Service marketplace login required)
Key words :
result-oriented order bom processing, -mentioned manual deletion, attached program corrections, type matching revision, terms variant matching, result screen, type matching, program error, material variant, transaction cu51
Related Notes :
647816 | CU51: Replacing class nodes by material variant |
629381 | Specialized material has no valuation |