This is not a problem I have come across before but it may take a few hours for the server (if it's having a bad day) to update your login details etc. Also check that you are using the correct Name and Password and let us know how you get on.
Hi, I registered with your site today, without any knowledge of the Hungarian language. All went well until I tried to log in and cannot, just get an error message in bottom right of screen. Please help. Regards Kerry Braid