New Third Party remittance issue

I am trying to run the new third party posting program. I keep getting the following message and no warning message.

Remittance evaluation run log

Statistics .

Remittance evaluation run 9999999999

Status Evaluation run failed! No documents created

Personnel numbers selected 0

Personnel numbers evaluated 0

Personnel numbers rejected 0

Personnel numbers skipped 0

Number of errors 0

No of warnings 0

HRPAYNA104 Warning:No item found for this selection.

This is the first time we are running this in our implementation. I have made sure all P3PR switches are flipped. Please help.