From 7a1528d93da36202516ec1d902b4cb59e565d29e Mon Sep 17 00:00:00 2001
From: Alexis de Lattre <alexis.delattre@akretion.com>
Date: Tue, 9 May 2017 12:22:42 +0200
Subject: [PATCH] base_partner_ref: Copy=False on 'ref' field

---
 base_partner_ref/partner.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/base_partner_ref/partner.py b/base_partner_ref/partner.py
index 93a598f..e358523 100644
--- a/base_partner_ref/partner.py
+++ b/base_partner_ref/partner.py
@@ -8,6 +8,8 @@ from odoo import models, fields, api, _
 class ResPartner(models.Model):
     _inherit = 'res.partner'
 
+    ref = fields.Char(copy=False)  # To avoid blocking duplicate
+
     _sql_constraints = [(
         'ref_unique',
         'unique(ref)',