Buenas, existe algun problema con los repos UCI de Debian, especificamente con los del 8? Algunas direcciones dan error 404.

W: Failed to fetch http://debian.uci.cu/debian/dists/stable/main/binary-amd64/Packages 404 Not Found

W: Failed to fetch http://debian.uci.cu/debian/dists/stable/contrib/binary-amd64/Packages 404 Not Found

W: Failed to fetch http://debian.uci.cu/debian/dists/stable/non-free/binary-amd64/Packages 404 Not Found

W: Failed to fetch http://debian.uci.cu/security/dists/stable/updates/main/binary-amd64/Packages 404 Not Found

W: Failed to fetch http://debian.uci.cu/security/dists/stable/updates/contrib/binary-amd64/Packages 404 Not Found

W: Failed to fetch http://debian.uci.cu/security/dists/stable/updates/non-free/binary-amd64/Packages 404 Not Found

E: Some index files failed to download. They have been ignored, or old ones used instead.