Error in APP

hi gurus,

When i am running APP and creating proposal, after that when i go to display my proposal i did not find any document and get the below mention error.

Program RFZALI20: No records selected

Message no. F0073

Diagnosis

The system did not find any data to be processed in the payment dataset.

Procedure

Check the selection criteria with which you started the payment medium program RFZALI20 and compare it with the payment list.

Please help me out....

Thanks and Regards

Abhi