“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。 |
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来自: ColonelLee > 《解决之道》