ubuntu-10.10更新管理員出現問題 - Linux

出現：
============
W:Failed to fetch
http://download.skype.com/linux/repos/debian/dists/stable/non-free/binary-amd64/Packages.gz
404 Not Found
, W:Failed to fetch
http://ppa.launchpad.net/globalmenu-team/ppa/ubuntu/dists/maverick/main/binary-amd64/Packages.gz
404 Not Found
, E:Some index files failed to download, they have been ignored, or old ones
used instead.
=============
應該是這兩個檔案不見了
請問有新的路徑嗎？
謝謝

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