Hello everyone! sorry for my english but most of the time I use the translator ehehe :), we omit these details, then my question and a! in practice I open the game and I have to put the LOG UserName and password but says account does not exist, and the fact that the site of the game makes me log the then and strange. Now could you tell me why? Thank you very much 
:00666:
You need to use the email adress you registered with for log in.
If this does not work, go to www.yuplay.com and change your password and try again.