apt-get update后的问题.........

happymicer

apt-get update后的提示
Fetched 2379kB in 41s (57.1kB/s)
Failed to fetch http://archive.ubuntu.org.cn/ubu ... ry-i386/Packages.gz  MD5Sum mismatch
Failed to fetch http://archive.ubuntu.org.cn/ubu ... ry-i386/Packages.gz  MD5Sum mismatch
Reading package lists... Done
W: Couldn't stat source package list http://archive.ubuntu.org.cn breezy/universe Packages (/var/lib/apt/lists/archive.ubuntu.org.cn_ubuntu_dists_breezy_universe_binary-i386_Packages) - stat (2 No such file or directory)
W: Couldn't stat source package list http://archive.ubuntu.org.cn breezy/multiverse Packages (/var/lib/apt/lists/archive.ubuntu.org.cn_ubuntu_dists_breezy_multiverse_binary-i386_Packages) - stat (2 No such file or directory)
W: You may want to run apt-get update to correct these problems
E: Some index files failed to download, they have been ignored, or old ones used instead.
请问应该怎么解决？
现在apt-get update解决不了
还是有此提示

hualala

估计是赶上ubuntu.org.cn的源与国外的源同步了
我从今天早上6点到10点多，update一直出错