diff --git a/addons/portal_sale/portal_sale_data.xml b/addons/portal_sale/portal_sale_data.xml
index 750ae12995f..2da55bcb081 100644
--- a/addons/portal_sale/portal_sale_data.xml
+++ b/addons/portal_sale/portal_sale_data.xml
@@ -13,6 +13,7 @@
             <field name="auto_delete" eval="True"/>
             <field name="report_template" ref="sale.report_sale_order"/>
             <field name="report_name">${(object.name or '').replace('/','_')}_${object.state == 'draft' and 'draft' or ''}</field>
+            <field name="lang">${object.partner_id.lang}</field>
             <field name="body_html"><![CDATA[
 <div style="font-family: 'Lucica Grande', Ubuntu, Arial, Verdana, sans-serif; font-size: 12px; color: rgb(34, 34, 34); background-color: rgb(255, 255, 255); ">
 
@@ -102,6 +103,7 @@
             <field name="auto_delete" eval="True"/>
             <field name="report_template" ref="account.account_invoices"/>
             <field name="report_name">Invoice_${(object.number or '').replace('/','_')}_${object.state == 'draft' and 'draft' or ''}</field>
+            <field name="lang">${object.partner_id.lang}</field>
             <field name="body_html"><![CDATA[
 <div style="font-family: 'Lucica Grande', Ubuntu, Arial, Verdana, sans-serif; font-size: 12px; color: rgb(34, 34, 34); background-color: rgb(255, 255, 255); ">
 
diff --git a/addons/sale_crm/wizard/crm_make_sale.py b/addons/sale_crm/wizard/crm_make_sale.py
index 69a01f90dbb..0a7a59fb9e8 100644
--- a/addons/sale_crm/wizard/crm_make_sale.py
+++ b/addons/sale_crm/wizard/crm_make_sale.py
@@ -47,7 +47,7 @@ class crm_make_sale(osv.osv_memory):
             return False
 
         lead = lead_obj.read(cr, uid, active_id, ['partner_id'], context=context)
-        return lead['partner_id'][0]
+        return lead['partner_id'][0] if lead['partner_id'] else False
 
     def view_init(self, cr, uid, fields_list, context=None):
         return super(crm_make_sale, self).view_init(cr, uid, fields_list, context=context)