>> In the tiki-view_forum and tiki-view_forum_thread, it appears that
>> the parameters/variables "comment_parentId" and "comment_threadId"
>> are one and the same.
>No, they most certainly are not.
>> For example, in tiki-view_forum_thread.php, the function
>> "get_comment" is called. The parameter to "get_comment" should be
>> the threadId, because that's how it's looked up from the DB.
In fact, you'll notice that both those exist in the database.
Furthermore, they are quite distinct:
mysql> select parentid, threadid from tiki_comments where parentid=threadid;
Robin (the responder) is correct. I was confused by the setup of the wiki_comments(?)