Hrm, ok. It works. I had to login with the username instead of the email used in the registration.
That is bit confusing since it accepts both.

Sorry for the trouble.

Hey.

I've reported the same problem in Tech Support.
viewtopic.php?f=324&t=54367

Edit: Problem solved.

It's me again (op). I made a new account, but the same problem still exists. I issued a challenge and got a friend to accept it (Big thank you to ThaMollusk). I got the emails for 'Challenge accepted' and 'Turn update'. On my current games tab it shows in Opponent's turn Spiral Canyon, Colev13, 11/2...