From 29291c35ea55724a82205b9f7471ba797f17bdaf Mon Sep 17 00:00:00 2001
From: "hda@tinyerp.com" <>
Date: Fri, 29 Aug 2008 15:14:06 +0530
Subject: [PATCH] bugfix

bzr revid: hda@tinyerp.com-20080829094406-ghw2lj7fclwjvktv
---
 addons/purchase/purchase.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index 6d68ccdf665..0fab3c30145 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -90,8 +90,7 @@ class purchase_order(osv.osv):
         res = {}
         for purchase in self.browse(cursor, user, ids, context=context):
             tot = 0.0
-
-            if purchase.invoice_id.state not in ('draft','cancel'):
+            if purchase.invoice_id and purchase.invoice_id.state not in ('draft','cancel'):
                 tot += purchase.invoice_id.amount_untaxed
             if tot:
                 res[purchase.id] = tot * 100.0 / purchase.amount_untaxed