ubuntu 安装不了软件

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刚装ubuntu,软件无法安装。

在/etc/apt/sources.list添加新内容的步骤如下

1,备份:sudo cp /etc/apt/sources.list /etc/apt/sources.list.backup

1.打开终端输入sudo gedit /etc/apt/sources.list 

2.将下面的代码粘贴进去(“#”开头的那一行为注释,可以直接复制进文件中)

4.通知ubuntu启用新的更新源   sudo apt-get update



deb http://mirrors.163.com/ubuntu/ precise main universe restricted multiverse
deb-src http://mirrors.163.com/ubuntu/ precise main universe restricted multiverse
deb http://mirrors.163.com/ubuntu/ precise-security universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ precise-security universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ precise-updates universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ precise-proposed universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ precise-proposed universe main multiverse restricted
deb http://mirrors.163.com/ubuntu/ precise-backports universe main multiverse restricted
deb-src http://mirrors.163.com/ubuntu/ precise-backports universe main multiverse restricted

deb-src http://mirrors.163.com/ubuntu/ precise-updates universe main multiverse restricte


参考地址:http://blog.csdn.net/xiayaobo/article/details/46970663