If you haven’t upgraded to WordPress 2.1, because of Ultimate Tag Warrior plugin, then a good news, —082net.com has found a fix that has worked successfully for Donncha on his blog. For those interested, modify 'ultimate_save_tags()' function on 'ultimate-tag-warrior-actions.php' about line 502:

Code (php)
if (isset($_POST['comment_post_ID'])) return $postID;
if (isset($_POST['not_spam'])) return $postID; // akismet fix
if (isset($_POST["comment"])) return $postID; // moderation.php fix

Techtites

WordPress, Plugins, UTW, Ultimate Tag Warrior, Blog+blogging