diff --git a/bin/osv/orm.py b/bin/osv/orm.py
index 2da4b812a98..be50d0518dd 100644
--- a/bin/osv/orm.py
+++ b/bin/osv/orm.py
@@ -300,6 +300,7 @@ class orm_template(object):
     _description = None
     _inherits = {}
     _table = None
+    _invalids=[]
 
     def _field_create(self, cr, context={}):
         cr.execute("SELECT id FROM ir_model_data WHERE name='%s'" % ('model_'+self._name.replace('.','_'),))
@@ -651,6 +652,9 @@ class orm_template(object):
     def read(self, cr, user, ids, fields=None, context=None, load='_classic_read'):
         raise _('The read method is not implemented on this object !')
 
+    def get_invalid_fields(self,cr,uid):
+        return self._invalids.__str__()
+
     def _validate(self, cr, uid, ids, context=None):
         context = context or {}
         lng = context.get('lang', False) or 'en_US'
@@ -663,6 +667,7 @@ class orm_template(object):
                 error_msgs.append(
                         _("Error occured while validating the field(s) %s: %s") % (','.join(fields), translated_msg)
                 )
+                self._invalids.extend(fields)
         if error_msgs:
             cr.rollback()
             raise except_orm('ValidateError', '\n'.join(error_msgs))