Profile tabs don't open?

[AvatarDutch]

I got a problem on every profile in my forum, i use ipb 2.3.1

These last three buttons don't open on my forum, it says that he can't find the pages.


I deleted my cookies, but is also give no good answers.
What should i do?

(If me Englisch is bad, then i say that i'm Netherlands :P )

[bfarber]

Do you need technical support?

You can obtain support via the client area, or you can try to obtain peer-to-peer support at IPS Beyond.