i try to install via gpo the latest version. i get error that needs validation. i validate with Orca as it is, or with some changes like never update. i get hundred or language errors and no validation is done. whats wrong?

i try to install via gpo the latest version. i get error that needs validation. i validate with Orca as it is, or with some changes like never update. i get hundred or language errors and no validation is done. whats wrong? instalation i try to windows xp or 7