Pandaria I can't log in my acc

[hanzzzzzzzzzzo]

This account needs to be converted to a Battle.net account. Please [Click Here} or go to: [https://eu.battle.net/account/creation/landing.xml to begin the conversion.
how to fix it?

[Palutena]

Do not use your email to login in the game. Type your username that you chose during account creation, instead.

[hanzzzzzzzzzzo]

i use my username