From c9946699ff47ee7f88534bd85eea705d90ecbd1a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Thu, 19 Feb 2015 13:58:39 +0100
Subject: [PATCH] Prevent deleting bank account number used on mandate

issue4553
review10181003
---
 payment.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/payment.py b/payment.py
index 32089fab4f..797567a36d 100644
--- a/payment.py
+++ b/payment.py
@@ -307,6 +307,7 @@ class Mandate(Workflow, ModelSQL, ModelView):
             },
         depends=['state'])
     account_number = fields.Many2One('bank.account.number', 'Account Number',
+        ondelete='RESTRICT',
         states={
             'readonly': Eval('state').in_(['validated', 'canceled']),
             'required': Eval('state') == 'validated',