diff --git a/modules/purchase_trade/sale.py b/modules/purchase_trade/sale.py
index 374c298..ab2c598 100755
--- a/modules/purchase_trade/sale.py
+++ b/modules/purchase_trade/sale.py
@@ -463,7 +463,10 @@ class SaleLine(metaclass=PoolMeta):
     def get_date(self,trigger_event):
         date = None
         if self.estimated_date:
+            logger.info("ESTIMATED_DATE:%s",self.estimated_date)
             trigger_date = [d.estimated_date for d in self.estimated_date if d.trigger == trigger_event]
+            logger.info("TRIGGER_DATE:%s",trigger_date)
+            logger.info("TRIGGER_EVENT:%s",trigger_event)
             trigger_date =  trigger_date[0] if trigger_date else None    
         return date