Bulk upload errors

[hani]

Hi

I searched the forum for error issues about bulk upload and have followed the steps of bulk upload here

http://docs.abantecart.com/pages/tools/import.html#Example2:insert

for new products entered a new column named "action" and for new products row i enter  in this row "insert" but i get this error
Missing relation ID product_id for update_or_insert action in table product_descriptions. Skipping.

best
Hani