更新程序一直说下载存储库信息失败，检查您的Internet连接。在12.10

Question

更新者一直在说：

Failed to download repository information.
Check your Internet connection.

详细信息：

W:Failed to fetch http://ppa.launchpad.net/screenlets/ppa/ubuntu/dists/quantal/main/source/Sources  404  Not Found,
W:Failed to fetch http://ppa.launchpad.net/screenlets/ppa/ubuntu/dists/quantal/main/binary-amd64/Packages  404  Not Found,
W:Failed to fetch http://ppa.launchpad.net/screenlets/ppa/ubuntu/dists/quantal/main/binary-i386/Packages  404  Not Found,
E:Some index files failed to download. They have been ignored, or old ones used instead.

Answer 1

同样的事情也发生在我身上。我去了软件更新程序，设置了->其他软件选项卡，并发现那些PPA和删除的them.It应该可以工作。