After generating the Direct Debit File Process you may have 0 records process. This can happen if the Constituents Financial Account EFT status is set to Prenotify rather than EFT.
Article
Number:97854
Products:
Blackbaud_Altru
Change the EFT Status:
On the Constituents record select the Revenue tab.
Select Accounts.
Highlight the account you will be using and select edit.