please check this thread for more information
viewtopic.php?f=2&t=1860also your email contains an activation link, without activation you can not play.
so the email is important.
please check and double check your junk / spam email folders.
and if needed please use a secondary email address not linked to the same email domain.
we received more reports regarding this issue, and it looks like the invitational emails are being blocked by spam filters.