Work on performance improvements with caching

application/classes/Controller/TemplateDefault/View.php

@@ -50,7 +50,7 @@ abstract class Controller_TemplateDefault_View extends Controller_TemplateDefaul
 			SystemMessage::add(array(
 				'title'=>_('Missing required data'),
 				'type'=>'error',
-				'body'=>sprintf(_('The %s is required.'),$o->primary_key()),
+				'body'=>sprintf(_('The %s is required.'),ORM::factory($this->orm)->primary_key()),
 			));
 
 			HTTP::redirect(strtolower($this->request->controller()));