diff --git a/modules/purchase_trade/fee.py b/modules/purchase_trade/fee.py
index 76d8645..a6842f6 100755
--- a/modules/purchase_trade/fee.py
+++ b/modules/purchase_trade/fee.py
@@ -335,6 +335,7 @@ class Fee(ModelSQL,ModelView):
                     if self.sale_line.sale.payment_term:
                         beg_date = self.fee_date if self.fee_date else Date.today()
                         est_date = self.sale_line.sale.payment_term.lines[0].get_date(beg_date)
+                        logger.info("EST_DATE:%s",est_date)
                         if est_date and beg_date:
                             factor = InterestCalculator.calculate(
                                 start_date=beg_date,
@@ -344,7 +345,7 @@ class Fee(ModelSQL,ModelView):
                                 convention='ACT/360',
                                 compounding='simple'
                             )
-
+                            logger.info("FACTOR:%s",factor)
                             return round(factor * self.sale_line.unit_price * (self.quantity if self.quantity else 0) * sign,2)
 
             elif self.mode == 'perqt':