Problem with "BAPI_QUOTATION_CREATEFROMDATA2"

Hi all

...

I am creating Quotation Using "BAPI_QUOTATION_CREATEFROMDATA2"

created quotation giving error of incomplition log of Shipping point ....

and if i try to enter shipping point trough va22 system gives message no possible entries

for this field...

Whether this is configuration problem or BAPI problem

..Ashish