I've got the following output after running sha1sum on my recently downloaded (BitTorrent) FC4-x86_64-DVD.iso: FC4-x86_64-DVD.iso: OK sha1sum: FC4-x86_64-SRPMS-disc1.iso: No such file or directory FC4-x86_64-SRPMS-disc1.iso: FAILED open or read sha1sum: FC4-x86_64-SRPMS-disc2.iso: No such file or directory FC4-x86_64-SRPMS-disc2.iso: FAILED open or read sha1sum: FC4-x86_64-SRPMS-disc3.iso: No such file or directory FC4-x86_64-SRPMS-disc3.iso: FAILED open or read sha1sum: FC4-x86_64-SRPMS-disc4.iso: No such file or directory FC4-x86_64-SRPMS-disc4.iso: FAILED open or read sha1sum: FC4-x86_64-disc1.iso: No such file or directory FC4-x86_64-disc1.iso: FAILED open or read sha1sum: FC4-x86_64-disc2.iso: No such file or directory FC4-x86_64-disc2.iso: FAILED open or read sha1sum: FC4-x86_64-disc3.iso: No such file or directory FC4-x86_64-disc3.iso: FAILED open or read sha1sum: FC4-x86_64-disc4.iso: No such file or directory FC4-x86_64-disc4.iso: FAILED open or read sha1sum: FC4-x86_64-disc5.iso: No such file or directory FC4-x86_64-disc5.iso: FAILED open or read sha1sum: FC4-x86_64-rescuecd.iso: No such file or directory FC4-x86_64-rescuecd.iso: FAILED open or read sha1sum: WARNING: 10 of 11 listed files could not be read What does it mean? Should I download the file again because of the missing files? Leopoldo Olmos