From f7ef932d3f274b988f4dedb8e727fc17b21b8e2f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Wed, 27 Mar 2019 00:28:57 +0100
Subject: [PATCH] Raise NotImplementedError when setting Function field without
 setter

issue7985
review265101002
---
 sale.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sale.py b/sale.py
index c4552b3fe6..fec4ad8137 100644
--- a/sale.py
+++ b/sale.py
@@ -295,8 +295,8 @@ class Sale(metaclass=PoolMeta):
             'readonly': Eval('state') != 'draft',
             },
         depends=['state'])
-    advance_payment_invoices = fields.Function(fields.One2Many(
-            'account.invoice', None, "Advance Payment Invoices"),
+    advance_payment_invoices = fields.Function(fields.Many2Many(
+            'account.invoice', None, None, "Advance Payment Invoices"),
         'get_advance_payment_invoices',
         searcher='search_advance_payment_invoices')