Board Thread:Support Requests - Getting Technical/@comment-35234924-20180520020357

I've recently adopted a wiki and am trying to clean things up. This involves removing pages from categories that don't belong there. In many of my categories, along with pages that should be there, I'm seeing User talk: pages. For example: http://monsterlegends.wikia.com/wiki/Category:Monsters

In the Rs, there's a User talk:Rockilla. You click that, you're taken to a message wall of what the wiki seems to think is a user named Rockilla (there isn't). How do I get these user talk pages out of the category?

And I should note that when you go to the Rockilla article, there is no talk page I can find,  