I have also had experiences many times if the "limit to invoiceable items" is checked, no result are found, but if you uncheck the box to list all the items on the PO, the items are there to be invoiced.
I have also had experiences many times if the "limit to invoiceable items" is checked, no result are found, but if you uncheck the box to list all the items on the PO, the items are there to be invoiced.