[问题] dapper 的 源 是 什么 啊 ？

[Florentina]

dapper 的 源 又联不上了 什么 原因 ？
http://security.ubuntu.com/ubuntu/dists ... elease.gpg: 无法连接上 security.ubuntu.com:80 (82.211.81.138)，连接超时
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/backports/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/ubuntu-cn/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/ubuntu-cn/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/ubuntu-cn/dists/ ... ackages.gz: 404 Not Found
http://ubuntu.cn99.com/ubuntu-cn/dists/ ... ackages.gz: 404 Not Found
ftp://ftp.sjtu.edu.cn/sites/ubuntu.org. ... ackages.gz: 子进程 gzip 返回了一个错误号 (1)
ftp://ftp.sjtu.edu.cn/sites/ubuntu.org. ... ackages.gz: 子进程 gzip 返回了一个错误号 (1)
ftp://ftp.sjtu.edu.cn/sites/ubuntu.org. ... ackages.gz: 无法获取文件，服务器响应道“Can't open /sites/ubuntu.org.cn/ubuntu-cn/dists/dapper/universe/binary-i386/Packages.gz: No such file or directory ”
ftp://ftp.sjtu.edu.cn/sites/ubuntu.org. ... ackages.gz: 无法获取文件，服务器响应道“Can't open /sites/ubuntu.org.cn/ubuntu-cn/dists/dapper/multiverse/binary-i386/Packages.gz: No such file or directory ”

[catinsnow]

/viewtopic.php?t=10082

[vim007]

the same problem

[vim007]

什么时候能好

[applnk]

最近的源一直有问题。

[IjustCome]

you can change the file sources , by modify the file sources.list
command :
sudo gedit /etc/apt/sources.list
you can get help from :
http://www.osxcn.com/ubuntu/ubuntu-install.html