What to do
On Create Sale, pick the customer and Due. Do not finish as cash for Rf 0. Collect later from Dues. Opening Due on the customer form is only old balance not tied to a new invoice.
Use Due on the sale, then collect from Dues.
In aPOS Create Sale
On Create Sale, pick the customer and Due. Do not finish as cash for Rf 0. Collect later from Dues. Opening Due on the customer form is only old balance not tied to a new invoice.