Many users had their email modified since their first registration on the forum. Then it's a big problem to reactivate their account if needed.
Others just do mistakes in their registration. An email as
me@gogle.com of course won't work
Others can't finish the registration unable to see the "capcha" these letter to read and copy to prove you aren't a robot...
ANSWER:When you need help to activate or reactivate your account, write to djcommunity@mixvibes.com (with details) we will see what we can do to recover your rights for support and download.Google tried to deliver your message, but it was rejected by the recipient domain. We recommend contacting the other email provider for further information about the cause of this error. The error that the other server returned was: 550 550-5.1.1 The email account that you tried to reach does not exist.
An email account which doesn't exist may deactivate your forum account.