在用 sudo apt-get update 时出现这样的报错: W: GPG error: http://archive.ubuntukylin.com:10006/ubuntukylin xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8D5A09DC9B929006 解决方案: sudo apt-key adv…

最近使用ubuntu16.04时,运行 sudo apt-get update 时出现如下错误: W: GPG error: http://archive.ubuntukylin.com:10006/ubuntukylin xenial InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8D5A09DC9B929006 网上搜索,解…

错误信息 W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://kali.mirror.garr.it/mirrors/kali kali-rolling InRelease: The following signatures were invalid: EX…

最近鼓捣一个新基于debian的服务器,修改sources.list之后update的时候报类似如下错误: W: GPG error: http://ftp.us.debian.org lenny-proposed-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY AED4B06F473041FA 经查阅发现是key的问…

horizon@horizon-pc ~ $ sudo apt-get update Ign http://packages.linuxmint.com rebecca/upstream Translation-en              Ign http://packages.linuxmint.com rebecca/upstream Translation-zh_CN           Fetched 15.4 kB in 21s (706 B/s)                 …

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…

GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY xxxxxxxxx 解决方法     1 2 gpg --keyserver pgpkeys.mit.edu --recv-key xxxxxxxxx gpg -a --export xxxxxxxx…

  This morning when I do apt-get update on my new Ubuntu 14.04 server, I got these error messages: Reading package lists… Done W: GPG error: http://security.ubuntu.com trusty-security Release: The following signatures couldn’t be verified because the…

* 现象:$ sudo apt-get update时警告如下: W: GPG error: http://ppa.launchpad.net precise Release: The followingsignatures couldn't be verified because the public key is notavailable: NO_PUBKEY 7FB8BEE0A1F196A8 * 原因:apt中的repo缺少public key * 解决: 下载public keyjb@H…