diff --git a/addons/point_of_sale/posrule_data.xml b/addons/point_of_sale/posrule_data.xml
index 69dcf769700..57e909ae913 100644
--- a/addons/point_of_sale/posrule_data.xml
+++ b/addons/point_of_sale/posrule_data.xml
@@ -36,7 +36,7 @@
 	<data>
 		<record id="res_groups_posuserposline0" model="res.groups">
 			<field eval="[(6,0,[ref('point_of_sale.menu_action_pos_order_line'),ref('point_of_sale.menu_action_pos_order_line_day')])]" name="menu_access"/>
-			<field eval="[(6,0,[ref('ir_rule_0')])]" name="groups"/>
+			<field eval="[(6,0,[ref('ir_rule_0')])]" name="rule_groups"/>
 			<field eval="[(6,0,[ref('res_users_shopuser0'),ref('res_users_shopuser1')])]" name="users"/>
 			<field eval="&quot;&quot;&quot;POS_user_pos_line&quot;&quot;&quot;" name="name"/>
 		</record>
diff --git a/addons/purchase_requisition/purchase_requisition.py b/addons/purchase_requisition/purchase_requisition.py
index fa4a1f8b153..e7b1f09aa90 100644
--- a/addons/purchase_requisition/purchase_requisition.py
+++ b/addons/purchase_requisition/purchase_requisition.py
@@ -86,7 +86,7 @@ class purchase_requisition_line(osv.osv):
         'requisition_id' : fields.many2one('purchase.requisition','Purchase Requisition', ondelete='cascade')
     }
 
-    def onchange_product_id(self, cr, uid, ids, product_id, context={}):
+    def onchange_product_id(self, cr, uid, ids, product_id,product_uom_id, context={}):
 
         """ Changes UoM and name if product_id changes.
         @param name: Name of the field
@@ -94,13 +94,14 @@ class purchase_requisition_line(osv.osv):
         @return:  Dictionary of changed values
         """
         value = {}
-
+        
         if product_id:
             prod = self.pool.get('product.product').browse(cr, uid, [product_id])[0]
-
             value = {'product_uom_id': prod.uom_id.id}
-
+            if product_uom_id != prod.uom_id.id:
+                value = {'product_uom_id': prod.uom_id.id}            
         return {'value': value}
+
     _defaults = {
                  'company_id': lambda self,cr,uid,c: self.pool.get('res.users').browse(cr, uid, uid, c).company_id.id,
                  }
diff --git a/addons/purchase_requisition/purchase_requisition_view.xml b/addons/purchase_requisition/purchase_requisition_view.xml
index c1acbd32513..1df006ec3ab 100644
--- a/addons/purchase_requisition/purchase_requisition_view.xml
+++ b/addons/purchase_requisition/purchase_requisition_view.xml
@@ -46,14 +46,14 @@
                     <page string="Products">
                         <field name="line_ids" colspan="4" nolabel="1">
                             <tree string="Products" editable="bottom">
-                                <field name="product_id" on_change="onchange_product_id(product_id)"/>
+                                <field name="product_id" on_change="onchange_product_id(product_id,product_uom_id)"/>
                                 <field name="product_qty"/>
                                 <field name="product_uom_id"/>
                             </tree>
                             <form string="Products" editable="bottom">
-                                <field name="product_id"/>
+                                <field name="product_id" />
 								<field name="product_qty"/>
-                                <field name="product_uom_id"/>
+                                <field name="product_uom_id" />
 								<field name="company_id" groups="base.group_multi_company" widget="selection"/>
                             </form>
 
diff --git a/addons/purchase_requisition/wizard/purchase_requisition_partner.py b/addons/purchase_requisition/wizard/purchase_requisition_partner.py
index ea5195936cc..e886ba302b9 100644
--- a/addons/purchase_requisition/wizard/purchase_requisition_partner.py
+++ b/addons/purchase_requisition/wizard/purchase_requisition_partner.py
@@ -111,11 +111,11 @@ class purchase_requisition_partner(osv.osv_memory):
                         })   
                     list_line.append(purchase_order_line)
                 purchase_id = order_obj.create(cr, uid, {
-                            'origin': tender.name,
+                            'origin': tender.purchase_ids and tender.purchase_ids[0].origin or tender.name,
                             'partner_id': partner_id,
                             'partner_address_id': address_id,
                             'pricelist_id': pricelist_id,
-                            'location_id': line.product_id.product_tmpl_id.property_stock_production.id,                            
+                            'location_id': tender.purchase_ids and tender.purchase_ids[0].location_id.id or line.product_id.product_tmpl_id.property_stock_production.id,                        
                             'company_id': tender.company_id.id,
                             'fiscal_position': partner.property_account_position and partner.property_account_position.id or False,
                             'requisition_id':tender.id,