PRC Interface supplier costs gives error "Award Closed"

Adjust paid invoices to correct the exp item date.

discard line and re-match to PO

update exp item date at AP lines and AP distributions

Run PRC interface suppliers costs

error "Closed Award"

Award is open and dates ranges are legitimate (expenditure item dates are within award dates)

Why does system throw Award Closed error?

What fields are being compared to determine Award Closed?

Where are the tables and values to evaluate?