[UPD]Change tree order

views/acc_operation_views.xml

@@ -56,7 +56,7 @@
                                 attrs="{'invisible': [('is_account_active', '=', False)]}"/>
                         </header>
                         <field name="acc_sale_price_ids" widget="one2many">
-                            <tree editable="bottom" default_order="acc_injection_id,acc_delivery_id,start_date desc">
+                            <tree editable="bottom" default_order="start_date desc">
                                 <field name="acc_injection_id" />
                                 <field name="acc_delivery_id" />
                                 <field name="start_date" />
@@ -76,7 +76,7 @@
                                 attrs="{'invisible': [('is_account_active', '=', False)]}"/>
                         </header>
                         <field name="acc_sale_price_surplus_ids" widget="one2many">
-                            <tree editable="bottom">
+                            <tree editable="bottom" default_order="start_date desc">
                                 <field name="acc_injection_id" />
                                 <field name="acc_buyer_id" />
                                 <field name="start_date" />

views/acc_sale_price_views.xml

@@ -87,7 +87,7 @@
             <field name="name">acc.acc_sale_price_buyer.tree</field>
             <field name="model">acc.sale.price.buyer</field>
             <field name="arch" type="xml">
-                <tree string="Prix de vente Acheteur">
+                <tree string="Prix de vente Acheteur" default_order="start_date desc">
                     <field name="acc_injection_id"/>
                     <field name="acc_buyer_id"/>
                     <field name="start_date"/>