Hello all, here is my problem if anyone can help me? I have sucessfully used dvd shrink quite a few times. i have been backing up (harry potter the phiosopher`s stone).But i keep geting this error message about 49% that says: (cyclic redundancy check) mark.the op: is windows xp pro, H.D:80gb,processor:1.4gz amd, ram:800+m.b, DVD burner:sony dvd+-rw, model# dru-510a.dvd software is dvd shrink,clone dvd,nero6, can some one help me plz Thanking you guys any advance..................email thbg07242@blueyonder.co.uk