对于错误 GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B70731143DD9F856 可以通过以下方式解决 sudo apt-get clean sudo mv /var/lib/apt/lists /tmp sudo mkdir -p /v…
untu的普通版本支持的时间都有限,过了支持的时间,更新源都会被停用,比如ubuntu9.10原来的源都失效了(包括官方源,类似ustc的第 三方源,因为这些第三方源也是和官方源同步的).因此,直接用原来的源列表是不能安装更新软件的.为了解决这个问题,ubuntu官方专门出了一个 old-release的镜像(http://old-releases.ubuntu.com/),可以用这个源更新.比如9.10的源列表如下: deb http://old-releases.ubuntu.com/ubu…
Ubuntu下控制台输入sudo apt-get update之后出现的问题:E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)E: Unable to lock directory /var/lib/apt/lists/E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily…
源一定要找对应的版本 14.04对应 trusty deb http://mirrors.163.com/ubuntu/ trusty main restricted universe multiversedeb http://mirrors.163.com/ubuntu/ trusty-security main restricted universe multiversedeb http://mirrors.163.com/ubuntu/ trusty-updates main restri…
1.sudo gedit /etc/apt/sources.list 编辑你的源列表,加入以下列表中你认为适合你的,拷贝到你的列表中,然后保存列表. Archive.ubuntu.com更新server(欧洲,此为官方源,电信网通用户使用): deb http://archive.ubuntu.com/ubuntu/ jaunty main restricted universe multiverse deb http://archive.ubuntu.com/ubuntu/ jaunty-se…
From:http://www.njava.com/njava-626.html 更换163源后,更新源时出现错误. # apt-get update W: GPG error: http://extras.ubuntu.com precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 16126D3A3E5C1192 使用go…
在安装更新时,即在运行命令行sudo apt-get update 或者运行更新管理器的时候,出现W: GPG 错误: W: GPG error: http://ppa.launchpad.net/ondrej/php/ubuntu xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 4F4EA0AAE5267A6C 可…
今天在更新运行apt-get update的时候出现了如下的错误: W: GPG error: http://extras.ubuntu.com trusty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY F60F4B3D7FA2AF80 解决方法: sudo apt-key adv --keyserver keyserver.ub…