diff --git a/modules/purchase_trade/fee.py b/modules/purchase_trade/fee.py
index 33a787c..8cfb937 100755
--- a/modules/purchase_trade/fee.py
+++ b/modules/purchase_trade/fee.py
@@ -151,26 +151,26 @@ class Fee(ModelSQL,ModelView):
             if self.auto_calculation:
                 return (qt * Decimal(unit.factor) / Decimal(self.unit.factor)).to_integral_value(rounding=ROUND_UP)
 
-    @fields.depends('price','mode','_parent_line.lots','_parent_sale_line.lots','shipment_in')
-    def on_change_with_unit(self, name=None):
-        if self.mode != 'ppack' and self.mode != 'perqt':
-            line = self.line
-            if not line:
-                line = self.sale_line
-            if line:
-                if line.lots:
-                    if len(line.lots) == 1:
-                        return line.lots[0].lot_unit_line
-                    else:
-                        return line.lots[1].lot_unit_line
-            if self.shipment_in:
-                Lot = Pool().get('lot.lot')
-                lots = Lot.search([('lot_shipment_in','=',self.shipment_in.id)])
-                logger.info("ON_CHANGE_WITH_UNIT:%s",lots)
-                if lots:
-                    return lots[0].lot_unit_line
-        else:
-            return self.unit
+    # @fields.depends('price','mode','_parent_line.lots','_parent_sale_line.lots','shipment_in')
+    # def on_change_with_unit(self, name=None):
+    #     if self.mode != 'ppack' and self.mode != 'perqt':
+    #         line = self.line
+    #         if not line:
+    #             line = self.sale_line
+    #         if line:
+    #             if line.lots:
+    #                 if len(line.lots) == 1:
+    #                     return line.lots[0].lot_unit_line
+    #                 else:
+    #                     return line.lots[1].lot_unit_line
+    #         if self.shipment_in:
+    #             Lot = Pool().get('lot.lot')
+    #             lots = Lot.search([('lot_shipment_in','=',self.shipment_in.id)])
+    #             logger.info("ON_CHANGE_WITH_UNIT:%s",lots)
+    #             if lots:
+    #                 return lots[0].lot_unit_line
+    #     else:
+    #         return self.unit
 
     def get_lots(self, name):
         logger.info("GET_LOTS_LINE:%s",self.line)
diff --git a/modules/purchase_trade/view/fee_tree_sequence.xml b/modules/purchase_trade/view/fee_tree_sequence.xml
index 6898350..0e84426 100755
--- a/modules/purchase_trade/view/fee_tree_sequence.xml
+++ b/modules/purchase_trade/view/fee_tree_sequence.xml
@@ -7,7 +7,6 @@ this repository contains the full copyright notices and license terms. -->
     <field name="supplier"/>
     <field name="mode"/>
     <field name="unit"/>
-    <field name="packing_category"/>
     <field name="auto_calculation" width="60"/>
     <field name="price"/>
     <field name="currency"/>