厦门模板建站系统,中国空间站朋友圈,林芝网站建设,wordpress视频居中在新安装了Ubuntu系统后#xff0c;安装软件出现“Unable to locate package“错误#xff0c;这时应考虑系统的源出现问题。下面是对系统源进行更新。 
一、首先备份源列表#xff1a; sudo cp /etc/apt/sources.list /etc/apt/sources.list.old 二、打开源文件#xff1a…在新安装了Ubuntu系统后安装软件出现“Unable to locate package“错误这时应考虑系统的源出现问题。下面是对系统源进行更新。 
一、首先备份源列表 sudo cp /etc/apt/sources.list /etc/apt/sources.list.old 二、打开源文件 sudo gedit /etc/apt/sources.list 三、将sources.list中的内容替换成下面的内容全部覆盖 deb http://old-releases.ubuntu.com/ubuntu/ natty main restricted universe multiverse 
deb http://old-releases.ubuntu.com/ubuntu/ natty-security main restricted universe multiverse 
deb http://old-releases.ubuntu.com/ubuntu/ natty-updates main restricted universe multiverse 
deb http://old-releases.ubuntu.com/ubuntu/ natty-proposed main restricted universe multiverse 
deb http://old-releases.ubuntu.com/ubuntu/ natty-backports main restricted universe multiverse 
deb-src http://old-releases.ubuntu.com/ubuntu/ natty main restricted universe multiverse 
deb-src http://old-releases.ubuntu.com/ubuntu/ natty-security main restricted universe multiverse 
deb-src http://old-releases.ubuntu.com/ubuntu/ natty-updates main restricted universe multiverse 
deb-src http://old-releases.ubuntu.com/ubuntu/ natty-proposed main restricted universe multiverse 
deb-src http://old-releases.ubuntu.com/ubuntu/ natty-backports main restricted universe multiverse  四、重新加载源列表 sudo apt-git update End.