I have encounter this problem upgrading kubuntu from 6.10.17 to 7.04<br><br>Failed to fetch <a href="http://security.ubuntu.com/ubuntu/dists/feisty-security/universe/binary-amd64/Packages.bz2">http://security.ubuntu.com/ubuntu/dists/feisty-security/universe/binary-amd64/Packages.bz2
</a> subprocess bzip2 returned error code (2)<br>Failed to fetch <a href="http://security.ubuntu.com/ubuntu/dists/feisty-security/universe/binary-amd64/Packages.bz2">http://security.ubuntu.com/ubuntu/dists/feisty-security/universe/binary-amd64/Packages.bz2
</a> subprocess bzip2 returned error code (2)<br><br>