Diagnosis
In the parameters for the dunning proposal run, for the date to whichincoming payments are to be considered, you have entered a date that islater than the system and issue date of the dunning notice. This doesnot make sense.

System Response
The system does not save the run parameters.

Procedure
Specify an earlier date to which payments are to be considered or leavethe field empty if you do not need it for your dunning process.