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更新管理器未启动

tag-icon • tag-icon update-manager
更新管理器未启动

更新管理器提示“检查您的 Internet 连接”后，我收到此信息

W:Failed to fetch http://extras.ubuntu.com/ubuntu/dists/quantal/main/source/Sources  502  Bad Request [IP: 91.189.92.152 80]
, W:Failed to fetch http://extras.ubuntu.com/ubuntu/dists/quantal/main/binary-i386/Packages  502  Bad Request [IP: 91.189.92.152 80]
, E:Some index files failed to download. They have been ignored, or old ones used instead.

答案1

请尝试以下操作：

sudo apt-get clean
cd /var/lib/apt
sudo mv lists lists.backup
sudo mkdir -p lists/partial
sudo apt-get clean
sudo apt-get update

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