$userInstance->setEmailAddress($email);
} else {
// If this instance is created then the username *does* exist
- $userInstance = User::createUserByEmail($email);
+ $userInstance = call_user_func_array(array($this->getConfigInstance()->readConfig('user_class'), "createUserByEmail"), array($email));
// Remember this user instance in our registry for later usage
$registry->addInstance('user', $userInstance);