tryton/message.xml

<?xml version="1.0"?>
<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
this repository contains the full copyright notices and license terms. -->
<tryton>
    <data grouped="1">
        <record model="ir.message" id="msg_product_change_cost_price">
            <field name="text">You cannot change the cost price of a product which is associated to stock moves.
You must use the "Modify Cost Price" wizard.</field>
        </record>
        <record model="ir.message" id="msg_modify_cost_price_same_account">
            <field name="text">To modify the cost price, you must change the counterpart account "%(account)s".</field>
        </record>
    </data>
</tryton>