魏国良:Ubuntu 更换软件源!

来源:百度文库 编辑:九乡新闻网 时间:2024/04/29 07:16:53
“有一些索引文件不能下载,它们可能被忽略了,也可能转而使用了旧的索引。”404 Not found !解决方法 具体操作如下:
首先,最好备份下原来的源文件:
代码:sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
然后,编辑原来的源文件:
代码:sudo gedit /etc/apt/sources.list
然后,将文件里的内容全部删除,替换为以下源:
代码:#网易(速度很快)
#代码:
deb http://mirrors.163.com/ubuntu/ lucid main universe restricted multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid main universe restricted multiverse
deb http://mirrors.163.com/ubuntu/ lucid-security universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ lucid-security universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ lucid-updates universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ lucid-proposed universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ lucid-proposed universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ lucid-backports universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ lucid-backports universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ lucid-updates universe main multiverse restricted
最后保存退出,保存后输入下面的指令刷新源信息:
代码:sudo apt-get update
然后输入:
代码:sudo apt-get upgrade
就可以进行系统升级了。