WP 3.5 issues with Pop Up

I get this.

Warning: Missing argument 2 for wpdb::prepare(), called in /nas/wp/www/staging/lam/wp-content/plugins/wordpress-popup/popoverincludes/classes/popoverpublic.php on line 92 and defined in /nas/wp/www/staging/lam/wp-includes/wp-db.php on line 990