http://www.xpressengine.com/17921850 글을 참고해보세요..

XE 1.4.0.5 기준으로

/modules/comment/comment.model.php 여시고

180~194 줄을 아래처럼 수정해 보세요.

$comment_list = $output->data;
            if($comment_list) {
                if(!is_array($comment_list)) $comment_list = array($comment_list);
                $comment_count = count($comment_list);
    $oDocumentModel = &getModel('document');  // 추가
                foreach($comment_list as $key => $attribute) {
                    if(!$attribute->comment_srl) continue;
     $oDocument = $oDocumentModel->getDocument($attribute->document_srl); // 추가
                    if($oDocument->isSecret()) continue; // 추가
                    $oComment = null;
                    $oComment = new commentItem();
                    $oComment->setAttribute($attribute);
     if($oComment->isSecret()) continue;   // 추가
                    $result[$key] = $oComment;
                }