Error message

• Notice: Undefined offset: 36 in include() (line 52 of /homepages/21/d93015512/htdocs/library/organic_connectivity/attribute_of_nodes.tpl.php).
• Notice: Trying to get property 'title' of non-object in include() (line 52 of /homepages/21/d93015512/htdocs/library/organic_connectivity/attribute_of_nodes.tpl.php).