From 55d07bd67c950614536f260d43e14bf539f9cdbc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aur=C3=A9lien=20Calonne?= <aurel@nexedi.com>
Date: Mon, 6 Feb 2006 13:34:25 +0000
Subject: [PATCH] return empty string if proxy field is an empty string

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@5580 20353a03-c40f-0410-a6d1-a30d3c3de9de
---
 product/ERP5Form/ProxyField.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/product/ERP5Form/ProxyField.py b/product/ERP5Form/ProxyField.py
index 0856087410..e13b344318 100755
--- a/product/ERP5Form/ProxyField.py
+++ b/product/ERP5Form/ProxyField.py
@@ -111,6 +111,8 @@ class ProxyWidget(Widget.Widget):
     """
       Display proxy field
     """
+    if type(value) == type('') and value == '':
+      return ''
     form = field.aq_parent
     try:
       proxy_form = getattr(form, field.get_value('form_id'))
-- 
2.30.9