Ubuntu的Unable to locate package无法更新源问题解决方案
Posted 秋寻草
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https://blog.csdn.net/long19910605/article/details/47017889/
问题：
更新源时提示不能联网（does the network require authentication?），但是明明可以ping通外网啊，原来是不能访问这个默认源，所以更换一下源
[email protected]:~$ sudo apt-get update Get:1 http://ppa.launchpad.net/nginx/stable/ubuntu xenial InRelease [2,281 B] Err:1 http://ppa.launchpad.net/nginx/stable/ubuntu xenial InRelease Clearsigned file isn‘t valid, got ‘NOSPLIT‘ (does the network require authentication?) Fetched 2,281 B in 0s (4,585 B/s) Reading package lists... Done E: Failed to fetch http://ppa.launchpad.net/nginx/stable/ubuntu/dists/xenial/InRelease Clearsigned file isn‘t valid, got ‘NOSPLIT‘ (does the network require authentication?) E: Some index files failed to download. They have been ignored, or old ones used instead. [email protected]:~$ sudo apt-get install nginx Reading package lists... Done Building dependency tree Reading state information... Done E: Unable to locate package nginx
编辑：sudo vi /etc/apt/sources.list
在下方添加163的源
deb http://mirrors.163.com/ubuntu/ precise main restricted deb-src http://mirrors.163.com/ubuntu/ precise main restricted deb http://mirrors.163.com/ubuntu/ precise-updates main restricted deb-src http://mirrors.163.com/ubuntu/ precise-updates main restricted deb http://mirrors.163.com/ubuntu/ precise universe deb-src http://mirrors.163.com/ubuntu/ precise universe deb http://mirrors.163.com/ubuntu/ precise-updates universe deb-src http://mirrors.163.com/ubuntu/ precise-updates universe deb http://mirrors.163.com/ubuntu/ precise multiverse deb-src http://mirrors.163.com/ubuntu/ precise multiverse deb http://mirrors.163.com/ubuntu/ precise-updates multiverse deb-src http://mirrors.163.com/ubuntu/ precise-updates multiverse deb http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse deb-src http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse deb http://mirrors.163.com/ubuntu/ precise-security main restricted deb-src http://mirrors.163.com/ubuntu/ precise-security main restricted deb http://mirrors.163.com/ubuntu/ precise-security universe deb-src http://mirrors.163.com/ubuntu/ precise-security universe deb http://mirrors.163.com/ubuntu/ precise-security multiverse deb-src http://mirrors.163.com/ubuntu/ precise-security multiverse deb http://extras.ubuntu.com/ubuntu precise main deb-src http://extras.ubuntu.com/ubuntu precise main
再次执行：sudo apt-get update
sudo apt install nginx
[email protected]:~$ sudo apt-get update Ign:1 http://mirrors.163.com/ubuntu precise InRelease Get:2 http://mirrors.163.com/ubuntu precise Release [49.6 kB] Get:3 http://mirrors.163.com/ubuntu precise Release.gpg [198 B] Get:4 http://mirrors.163.com/ubuntu precise/main amd64 Packages [1,273 kB] Get:5 http://mirrors.163.com/ubuntu precise/main i386 Packages [1,274 kB] Get:6 http://mirrors.163.com/ubuntu precise/restricted amd64 Packages [8,452 B] Get:7 http://mirrors.163.com/ubuntu precise/restricted i386 Packages [8,431 B] Get:8 http://mirrors.163.com/ubuntu precise/universe amd64 Packages [4,786 kB] Get:9 http://mirrors.163.com/ubuntu precise/universe i386 Packages [4,796 kB] Get:10 http://mirrors.163.com/ubuntu precise/multiverse amd64 Packages [119 kB] Get:11 http://mirrors.163.com/ubuntu precise/multiverse i386 Packages [121 kB] Fetched 12.4 MB in 6s (1,952 kB/s) AppStream cache update completed, but some metadata was ignored due to errors. Reading package lists... Done W: http://mirrors.163.com/ubuntu/dists/precise/Release.gpg: Signature by key 630239CC130E1A7FD81A27B140976EAF437D05B5 uses weak digest algorithm (SHA1) [email protected]:~$ sudo apt install nginx Reading package lists... Done Building dependency tree Reading state information... Done The following additional packages will be installed: libgd2-noxpm nginx-common nginx-full Suggested packages: libgd-tools The following NEW packages will be installed: libgd2-noxpm nginx nginx-common nginx-full 0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded. Need to get 604 kB of archives. After this operation, 1,865 kB of additional disk space will be used. Do you want to continue? [Y/n] y Get:1 http://mirrors.163.com/ubuntu precise/main amd64 libgd2-noxpm amd64 2.0.36~rc1~dfsg-6ubuntu2 [200 kB] Get:2 http://mirrors.163.com/ubuntu precise/universe amd64 nginx-common all 1.1.19-1 [17.8 kB] Get:3 http://mirrors.163.com/ubuntu precise/universe amd64 nginx-full amd64 1.1.19-1 [379 kB] Get:4 http://mirrors.163.com/ubuntu precise/universe amd64 nginx all 1.1.19-1 [6,612 B] Fetched 604 kB in 0s (825 kB/s) Selecting previously unselected package libgd2-noxpm:amd64. (Reading database ... 219416 files and directories currently installed.) Preparing to unpack .../libgd2-noxpm_2.0.36~rc1~dfsg-6ubuntu2_amd64.deb ... Unpacking libgd2-noxpm:amd64 (2.0.36~rc1~dfsg-6ubuntu2) ... Selecting previously unselected package nginx-common. Preparing to unpack .../nginx-common_1.1.19-1_all.deb ... Unpacking nginx-common (1.1.19-1) ... Selecting previously unselected package nginx-full. Preparing to unpack .../nginx-full_1.1.19-1_amd64.deb ... Unpacking nginx-full (1.1.19-1) ... Selecting previously unselected package nginx. Preparing to unpack .../nginx_1.1.19-1_all.deb ... Unpacking nginx (1.1.19-1) ... Processing triggers for ufw (0.35-0ubuntu2) ... Processing triggers for systemd (229-4ubuntu21.4) ... Processing triggers for ureadahead (0.100.0-19) ... Processing triggers for man-db (2.7.5-1) ... Setting up libgd2-noxpm:amd64 (2.0.36~rc1~dfsg-6ubuntu2) ... Setting up nginx-common (1.1.19-1) ... Setting up nginx-full (1.1.19-1) ... Setting up nginx (1.1.19-1) ... Processing triggers for libc-bin (2.23-0ubuntu10) ... Processing triggers for ufw (0.35-0ubuntu2) ... Processing triggers for systemd (229-4ubuntu21.4) ... Processing triggers for ureadahead (0.100.0-19) ...
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