setup could not read the cd inserted, or cd is not a valid MICROHARD cd

When tryin’ 2 install from 6 xp pro floppies, after formatting hd, reloading said floppies, re-entering win xp setup i received this error from copied xp pro cd. “setup could not read the cd inserted, or cd is not a valid MICROsoft cd” What files do i erase from boot floppies to override this MICROSOFT ********?