Shoutbox

I do have Messenger Discovery also, yes; on the "About" page it only says "1.5", no detailed numbers, but it should be the last version as far as I can tell, it's set to automatic updates anyway.
And yes there's no problem if you simply cancel tabbed chattin, but I need tabbed chatting :/

You know, I thought about they could block each other's way somehow, MPL and MD. You think it's that? If so how can I fix it? Maybe an option in one of the two does something to create this bug or something like that. But I don't know, nor am I someone to examine a program's options, I need help please.

By the way here's a ss:
(You may click the bugged, non-existent tabs, they aren't really present and thus the click will do nothing.)