It might be because of the following: If you have placed a security freeze on your credit file, you must lift or remove the freeze at each credit bureau before you continue. Your application will not be processed if you have a security freeze. .
I find myself needing more information, is that possible?
We can provide you with supplemental information in connection with your application for a Federal Direct PLUS Loan  through the William D. Ford Federal Direct Loan Direct Loan Program.
What do I have to do in order to apply for a Direct PLUS Loan?