Maybe there is a solution as soon as possible to give a random username?

In my case it just figures, I did \www\components\com_comprofiler\plugin\user\plug_cbcore\cb.core.php
Line 232, instead of simply substituted the variable $value of a random number, in my case this past blood pressure by an
But here zadavacha hide the field from the registration form that they would not know the login, because the soap, I send them, or at least to do so would have been a desible
In general, there may be what some other solution?