<?xml version="1.0" encoding="utf-8"?> <!-- Copyright 2015 Grupo ESOC IngenierĂa de Servicios, S.L.U. - Jairo Llopis Copyright 2017 Tecnativa - Pedro M. Baeza License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). --> <odoo> <record id="users_form" model="ir.ui.view"> <field name="name">Add second last name</field> <field name="model">res.users</field> <field name="inherit_id" ref="partner_firstname.view_users_form"/> <field name="arch" type="xml"> <data> <xpath expr="//field[@name='firstname']" position="attributes"> <attribute name="attrs">{'required': [('lastname', '=', False), ('lastname2', '=', False)]}</attribute> </xpath> <xpath expr="//field[@name='lastname']" position="attributes"> <attribute name="attrs">{'required': [('firstname', '=', False), ('lastname2', '=', False)]}</attribute> </xpath> <xpath expr="//field[@name='lastname']" position="after"> <field name="lastname2" attrs="{'required': [('firstname', '=', False), ('lastname', '=', False)]}" /> </xpath> </data> </field> </record> </odoo>