2.0.4 $blog->getRelatedPosts($post) でカテゴリ、タグ、著者情報が取れない

<?php
$posts = $blog->getRelatedPosts($post);
?>
<div class="entry-list-thumnail">
<?php if($posts): ?>
    <ul>
	<?php foreach($posts as $key => $post): ?>
        <?php $link = $bcBaser->getUrl('../') . $post['BlogContent']['name'] . '/archives/' . $post['BlogPost']['no']; //記事のリンク生成 ?>
        <li class="<?php echo implode(' ', $class) ?>">
            <a href="<?php echo $link; ?>">
                <span class="left"><?php echo $blog->postImg($post, array('link'=>false)); ?></span>
                <div class="right">
                    <h3 class="entry-title"><?php $blog->postTitle($post) ?></h3>
                    <div><?php echo strip_tags($post['BlogPost']['content'], '<b><strong><span>'); //本文のみ ?></div>
                    <div class="entry-meta">
                        <time class="entry-date" datetime="<?php $blog->getPostDate($post); ?>" pubdate="pubdate"><?php echo date("Y.m.d", strtotime($blog->getPostDate($post))); ?></time>
                        <?php if($blog->getCategory($post)): ?><span class="entry-category"> <span class="icon-category">カテゴリ:</span> <?php $blog->category($post) ?></span><?php endif; ?>
                        <?php $bcBaser->element('blog_tag', array('post' => $post)) ?>
                        <span class="entry-author"> <span class="icon-author">投稿者:</span> <?php $blog->author($post) ?></span>
                    </div>
                </div>
            </a>
        </li>
	<?php endforeach ?>
    </ul>
<?php else: ?>
<p class="no-data">記事がありません</p>
<?php endif ?>

<?php $blog->getRelatedPosts($post, array('recursive' => 1)) ?>