Solution : https://service.sap.com/sap/support/notes/102628 (SAP Service marketplace login required)
Key words :
system displays field 'procurement type', attached source code corrections, additional key words co26, order information system, procurement type, transaction co26, ioopcomp-beskz, detail list, apply notes 95256, components
Related Notes :
100109 | CO26/CO28: Purchasing group is not displayed |
95256 | CO26/CO28: Material group for component not filled |