当我运行 sudo apt-get update 命令时如何修复此错误?

当我运行 sudo apt-get update 命令时如何修复此错误?
W: Failed to fetch http://ppa.launchpad.net/docky-core/stable/ubuntu/dists/raring/main/source/Sources  404  Not Found
W: Failed to fetch http://ppa.launchpad.net/docky-core/stable/ubuntu/dists/raring/main/binary-i386/Packages  404  Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.

答案1

如果您点击这些链接,您会发现它们确实缺失了。但是,有一个适用于 precise 的存储库。因此,我建议查看/etc/apt/sources.list(Alt+F2 - gksu gedit /etc/apt/sources.list) 中的此存储库行,并将其更改为raringprecise然后sudo apt-get update再检查一次,看看是否产生了预期的效果。

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