CPF5004 Error Message

We are on JDEdwards World 9.3 and ran into an issue yesterday with processing EFT.

A payment group was created that contained 34 lines. We have a max of 35 lines set up on the F0030 (Bank Transit Number Master File). Summarization is not done and, currently, processing option for attachments if not set.

When trying to do a write on the payment group and hitting enter on the next screen, the following error is displayed...

Message . . . . :  CPF5004 I/O error was detected in S04572T (C G S D F).   

Cause . . . . . :  The RPG program P47052T in library JDFOBJ received the   

 message CPF5004 at statement 86700 while doing WRITE I/O operation on file