Error message

• Notice: Undefined variable: node in include() (line 188 of C:\wamp\www\UNCDF\sites\all\themes\un_theme\templates\page.tpl.php).
• Notice: Trying to get property of non-object in include() (line 188 of C:\wamp\www\UNCDF\sites\all\themes\un_theme\templates\page.tpl.php).