You may see Unpaid Payments: $XXX for projects in project list



or Unpaid Payments count on Project page in admin panel




But how these are calculated?


In project create/edit form you will see Project Budget field.


If you set a budget for a project then you should add payments for that project using Finance -> Payments module.


Project unpaid payments are calculated by


Project Payments Received = Payments entries for the project in Payments Module


Project Budget = Value set for Project Budget field in Project add/edit form


Project Unpaid Payments  = Project Budget - Project Payments Received