INTERCO Blank Title 94830

When i use the functionnality INCOMING INTERCOMPANY PO SUGGESTION, I met some problems. In the customer shipment entry, if not possible for me to use picked orders, the picked orders is empty. And when I go on the invoice entry, when I click on the get shipment is empty again. Do you already met her problem with the incoming intercompany ?

I use vantage 8.03.406b

thansk for you help !