What makes you believe that the "forums" not allow you to login ? I mean the whole login/registration is handled by Wordpress and not by wpForo.

I doubt the problem is wpForo embed plugin. Maybe it is a conflict of that plugin with an other plugin you run. The only way to find out is to disable...

I see now that your problem i solved ?

Posted by: SeanBe793 Yeah I had a couple of PHP warnings pop up in relation to a single plugin. Deactivated that to no avail; seems like I will have t...

And this adds at atleast 5-7 seconds load impact to your pages. <!-- All in One SEO Pack 2.3.13.2 by Michael Torbert of Semper Fi Web Design[656,...

Posted by: SeanBe793 Okay. And once debugging has been activated, all I need to do is attempt to access the thread URL again? The 504 Gateway error st...

Most probably this is a server problem not configured correctly.

Posted by: SeanBe793 Thanks Massimo. The sit's live though; believe WP Debug has to be done locally? Not very tech-savvy so I'd appreciate you holding...

Just enable WP Debug to a LOG and check for fatal or other errors. The 504 Gateway Timeout error is an HTTP status code that means that one server did...

Got it. Also in his code comments he says : * The default content type is 'text/plain' which does not allow using HTML. * However, you can se...

I wouldn't ask you about it, if the rest of WP mail didn't also work right. Anyway, thanks !

Is this problem acknowlegded ?

Posted by: KZNCraig @Anonymous20 - thanks for the CSS tip. Not a CSS tip !! It is your PHP version i'm talking about.