site_links.php admin error

Array
(
    [link_id] => 60
    [link_cat] => 0
    [link_name] => Hírek
    [link_url] => infusions/news/news.php
    [link_icon] => 
    [link_visibility] => 0
    [link_position] => 2
    [link_window] => 0
    [link_order] => 2
    [link_language] => Hungarian
)

                $this->data = self::load_sitelinks($_GET['link_id']);
                $this->data['link_position_id'] = 0;