From d33c4a1cc474863d64b0106115f50225a6cb49be Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Krier?= <ced@b2ck.com>
Date: Sun, 12 Jan 2014 19:50:32 +0100
Subject: [PATCH] Test if id >= 0 before getting rec_name

The instance of many2one received in on_change call could be negative in case it
is a parent record not yet saved.

review2611002
---
 statement.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/statement.py b/statement.py
index e63883d9a8..25b796244f 100644
--- a/statement.py
+++ b/statement.py
@@ -238,8 +238,9 @@ class Statement(Workflow, ModelSQL, ModelView):
                                 if (value and field._type in ('many2one',
                                             'one2one')):
                                     vals[field_name] = value.id
-                                    vals[field_name + '.rec_name'] = \
-                                        value.rec_name
+                                    if value.id >= 0:
+                                        vals[field_name + '.rec_name'] = \
+                                            value.rec_name
                                 else:
                                     vals[field_name] = value
                             del vals['id']