One of the things that I want to get running again is the Haloscan commens that I have used in the past .
It appears to be something in the Joomla CMS that is upsetting the applecart and stopping comments from working.
For some reason it is adding the URL into the href, even though it is not called in the code, thus disabling the comments.
For example, my archived posts used this piece of html and php to call up the comments link –
Enter the 404!