Foros del Web - Error al dejar comentario en WordPress

Acá está la entrada
http://www.hpaz.com.ar/blog/disfruta-del-poder-y-la-belleza-de-tu-juventud/

El problema está en que cuando quiero poner un comentario, me sale el siguiente error

Fatal error: Call to a member function on a non-object in /www/mdgcontenidos/htdocs/hpaz/blog/wp-content/themes/elite/Elite/comments-ajax.php on line 21

Este es el codigo del comments-ajax.php

Código :

Código:

<?php

require_once('http://www.hpaz.com.ar/blog/wp-config.php');
 

global $comment, $comments, $post, $wpdb, $user_ID, $user_identity, $user_email, $user_url;
 
 

function fail($s) {

   header('HTTP/1.0 500 Internal Server Error');

   echo $s;

   exit;

}
 

   
 

foreach($_POST as $k=>$v) {

   $_POST[$k] = urldecode($v);

}
 

$comment_post_ID = (int) $_POST['comment_post_ID'];
 

$post_status = $wpdb->get_var("SELECT comment_status FROM $wpdb->posts WHERE ID = '$comment_post_ID'");
 

if ( empty($post_status) ) {

   do_action('comment_id_not_found', $comment_post_ID);

   fail('The post you are trying to comment on does not curently exist in the database.');

} elseif ( 'closed' ==  $post_status ) {

   do_action('comment_closed', $comment_post_ID);

   fail(__('Sorry, comments are closed for this item.'));

}
 

$comment_author       = trim($_POST['author']);

$comment_author_email = trim($_POST['email']);

$comment_author_url   = trim($_POST['url']);

$comment_content      = trim($_POST['comment']);
 

// If the user is logged in

get_currentuserinfo();

if ( $user_ID ) :

   $comment_author       = addslashes($user_identity);

   $comment_author_email = addslashes($user_email);

   $comment_author_url   = addslashes($user_url);

else :

   if ( get_option('comment_registration') )

      fail(__('Sorry, you must be logged in to post a comment.'));

endif;
 

$comment_type = '';
 

if ( get_settings('require_name_email') && !$user_ID ) {

   if ( 6 > strlen($comment_author_email) || '' == $comment_author )

      fail(__('Error: please fill the required fields (name, email).'));

   elseif ( !is_email($comment_author_email))

      fail(__('Error: please enter a valid email address.'));

}
 

if ( '' == $comment_content )

   fail(__('Error: please type a comment.'));
 

$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'user_ID');
 

$new_comment_ID = wp_new_comment($commentdata);
 

if ( !$user_ID ) :

        setcookie('comment_author_' . COOKIEHASH, stripslashes($comment_author), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);

        setcookie('comment_author_email_' . COOKIEHASH, stripslashes($comment_author_email), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);

        setcookie('comment_author_url_' . COOKIEHASH, stripslashes($comment_author_url), time() + 30000000, COOKIEPATH, COOKIE_DOMAIN);

endif;
 

$comment = $wpdb->get_row("SELECT * FROM {$wpdb->comments} WHERE comment_ID = " . $new_comment_ID);
 

$post->comment_status = $wpdb->get_var("SELECT comment_status FROM {$wpdb->posts} WHERE ID = {$comment_post_ID}");
 

ob_start();

$comments = array($comment);

include(TEMPLATEPATH . '/comments.php');

$commentout = ob_get_clean();

preg_match('#<li(.*?)>(.*)</li>#ims', $commentout, $matches);

echo "<li style=\"display:none\"".$matches[1].">".$matches[2]."</li>";
 

?>

La linea 21 a la que hace referencia es esta

Código :

Código:

$post_status = $wpdb->get_var("SELECT comment_status FROM $wpdb->posts WHERE ID = '$comment_post_ID'");

+ Probe bajandome de nuevo el theme original y pisando los archivos, pero nada. Sigue de la misma manera, dando el mismo error.

+ Busque el error en google, pero no sale nada.

+ Tengo la Version 2.3.2 de WordPress.

HELP !
:'(

Muchas Gracias!!!