Solution : https://service.sap.com/sap/support/notes/357206 (SAP Service marketplace login required)
Key words :
additional key words cn21, set parameter old_fashion provided, create function module check_item_category_handling, export parameter old_fashion, function group comd, directly procured component, type specification type, earlier releases - enable, correct item category, bom item assignment
Related Notes :
| 442661 | Item category conversion after change to Release 4.6x |
| 357731 | |
| 356553 | Itm categories for components in network as of 4.6 |