BAPI_SALESORDER_CREATEFROMDAT2

hello,

what are the maddatory fields for using this bapi to create the sales orde. i am pasing

condition type = ZUCD

sles org = 7000.

Distrubution channel = 60

division = 20.

this in ORDER_HEADER_IN

then in ORDER_ITEMS_IN:

material

quantity

item

but when i run this it says

Unpermitted combination of business object BUS2032 and sales doc. category K

cheers