正如您在标题中看到的，我收到了“无法获取...哈希和不匹配”错误。我试过这种方法：
sudo rm -rf /var/lib/apt/lists/*
sudo apt-get update
但它没有用。我仍然遇到同样的错误。
Err http ://vn.archive.ubuntu.com trusty-updates/universe amd64 Packages
Get:99 http ://vn.archive.ubuntu.com trusty-updates/universe amd64 Packages [1,789 B]
Get:100 http ://vn.archive.ubuntu.com trusty-updates/main i386 Packages [1,789 B]
Fetched 28.3 MB in 5min 15s (89.8 kB/s)
W: Failed to fetch http://vn.archive.ubuntu.com/ubuntu/dists/trusty/main/source/Sources Hash Sum mismatch
W: Failed to fetch http://vn.archive.ubuntu.com/ubuntu/dists/trusty-updates/universe/source/Sources Hash Sum mismatch
W: Failed to fetch http://vn.archive.ubuntu.com/ubuntu/dists/trusty-updates/universe/binary-amd64/Packages Hash Sum mismatch
W: Failed to fetch http://vn.archive.ubuntu.com/ubuntu/dists/trusty-updates/main/binary-i386/Packages Hash Sum mismatch
W: Failed to fetch http://vn.archive.ubuntu.com/ubuntu/dists/trusty-updates/universe/binary-i386/Packages Hash Sum mismatch
W: …