Hi all,

I get this Error Message:

 vlabel(<NewId 0x7fa1c8069a90>,).product_value

when trying to create a new "product" in my custom module.  Any help is appreciated.

See the code here:

sequence.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data noupdate="1">

        <!-- Sequences for sale.order -->
        <record id="seq_vlabel_product" model="ir.sequence">
            <field name="name">Product Sequence</field>
            <field name="code">vlabel.product.sequence</field>
            <field name="prefix">V</field>
            <field name="padding">5</field>
            <field name="company_id" eval="False"/>
        </record>

    </data>
</odoo>

label_products.py

​# -*- coding: utf-8 -*-

from odoo import models, fields, api, _
from odoo.exceptions import ValidationError

class VLabel(models.Model):
    _name = 'vlabel'
    _inherit = ['mail.thread.cc', 'mail.activity.mixin']
    _rec_name = 'product_name'

    @api.constrains('product_fee')
    def check_fee(self):
        for rec in self:
            if rec.product_fee < 68:
                raise ValidationError(_('The Price must be at least 68 €'))

    @api.depends('product_fee')
    def set_value_group(self):
        for rec in self:
            if rec.product_fee:
                if rec.product_fee <= 250:
                    rec.product_value = 'decent'
                else:
                    rec.product_value = 'great'

    product_name = fields.Char(string='Name', required = True)
    product_category = fields.Selection([
        ('vegan', 'Vegan'),
        ('vegetarian', 'Vegetarian'),
    ], string="Category")
    product_fee = fields.Integer('Price', track_visibility="always")
    product_creator = fields.Char(string='Creator')
    product_sequence = fields.Char(string='Order Reference', required=True, copy=False, readonly=True,
                                   index=True, default=lambda self: _('New'))
    product_value = fields.Selection([
        ('great', 'Great'),
        ('decent', 'Decent'),
    ], string="Value", compute='set_value_group')

    @api.model
    def create(self, vals):
        if vals.get('product_sequence', _('New')) == _('New'):
                vals['product_sequence'] = self.env['ir.sequence'].next_by_code('vlabel.product.sequence') or _('New')
        result = super(VLabel, self).create(vals)
        return result

label_products_view.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <!-- Add Search View-->
    <record id="label_product_search_view" model="ir.ui.view">
        <field name="name">product_search_view</field>
        <field name="model">vlabel</field>
        <field name="arch" type="xml">
            <search string="Search Products">
                <field name="product_category" filter_domain="['|', ('product_name','ilike',self), ('product_sequence','ilike',self)]"/>
                <field name="product_name"/>
                <field name="product_sequence"/>

                <!-- Added Filter-->
                <separator/>
                <filter name="vegetarian" string="Vegetarian" domain="[('product_category','=','vegetarian')]"/>
                <filter name="vegan" string="Vegan" domain="[('product_category','=','vegan')]"/>

                <!-- Added Group-->
                <group string="Group By" expand="0">
                    <filter string="Category" name="product_category" context="{'group_by':'product_category'}" />
                </group>
            </search>
        </field>
    </record>


    <!-- Product Form View   -->
    <record id="vlabel_view" model="ir.ui.view">
        <field name="name">vlabel.form.view</field>
        <field name="model">vlabel</field>
        <field name="arch" type="xml">
            <form>
                <sheet>
                     <div class="oe_title">
                        <h1>
                            <field name="product_sequence" readonly="1"/>
                        </h1>
                    </div>
                    <group string="Product Information">
                        <group>
                            <field name="product_name"/>
                            <field name="product_category" widget="radio"/>
                        </group>
                        <group>
                            <field name="product_fee"/>
                            <field name="product_creator"/>
                        </group>
                        <group>
                            <field name="product_value"/>
                            <field name="product_sequence"/>
                        </group>
                    </group>
                </sheet>

                <!-- Chatter View       -->
                <div class="oe_chatter">
                    <field name="message_follower_ids" widget="mail_followers"/>
                    <field name="activity_ids" widget="mail_activity"/>
                    <field name="message_ids" widget="mail_thread" options="{'post_refresh': 'recipients'}"/>
                </div>
            </form>
        </field>
    </record>

    <!-- Product Tree View                          -->
    <record id="label_tree_view" model="ir.ui.view">
        <field name="name">label.tree.view</field>
        <field name="model">vlabel</field>
        <field name= "arch" type = "xml">
            <tree string="Product Information">
                <field name="product_name"/>
                <field name="product_category"/>
                <field name="product_value"/>
                <field name="product_fee"/>
                <field name="product_sequence"/>
                <field name="product_creator"/>
            </tree>
        </field>
    </record>


    <record id="action_product" model="ir.actions.act_window">
        <field name="name">Product</field>
        <field name="type">ir.actions.act_window</field>
        <field name="res_model">vlabel</field>
        <field name="view_mode">tree,form</field>
    </record>

    <menuitem id="vlabel_root" name = 'V-Label' sequence = '0'/>
    <menuitem id="vlabel_product" name = "Product" parent = 'vlabel_root' action = 'action_product'/>

</odoo>