=== modified file 'product/product.py'
--- product/product.py	2009-03-06 22:18:24 +0000
+++ product/product.py	2009-05-07 11:28:55 +0000
@@ -1,7 +1,7 @@
 # -*- encoding: utf-8 -*-
 ##############################################################################
 #
-#    OpenERP, Open Source Management Solution	
+#    OpenERP, Open Source Management Solution   
 #    Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>). All Rights Reserved
 #    $Id$
 #
@@ -497,13 +497,17 @@
             args=[]
         if not context:
             context={}
-        ids = self.search(cr, user, [('default_code','=',name)]+ args, limit=limit, context=context)
-        if not len(ids):
-            ids = self.search(cr, user, [('ean13','=',name)]+ args, limit=limit, context=context)
-        if not len(ids):
-            ids = self.search(cr, user, [('default_code',operator,name)]+ args, limit=limit, context=context)
-            ids += self.search(cr, user, [('name',operator,name)]+ args, limit=limit, context=context)
-        result = self.name_get(cr, user, ids, context)
+        if name :
+            ids = self.search(cr, user, [('default_code','=',name)]+ args, limit=limit, context=context)
+            if not len(ids):
+                ids = self.search(cr, user, [('ean13','=',name)]+ args, limit=limit, context=context)
+            if not len(ids):
+                ids = self.search(cr, user, [('default_code',operator,name)]+ args, limit=limit, context=context)
+                ids += self.search(cr, user, [('name',operator,name)]+ args, limit=limit, context=context)
+            result = self.name_get(cr, user, ids, context)
+        else :
+            ids = self.search(cr, user, [], limit=limit, context=context)
+            result = self.name_get(cr, user, ids, context)
         return result
 
     #