The username is required.
The username must be at least 4 characters.
The username must be less than 30 characters.
The username can only contain alphanumeric characters and '_-'.
The username is already registered.
The e-mail is required.
The e-mail is not valid.
The email is already registered.
The password is required.
The password can't contain spaces.
The password must be at least 8 characters.
The identification is required.
The identification is not valid or has been already registered.