Ubuntu ';sudo-apt-get-update';失败

Ubuntu ';sudo-apt-get-update';失败,ubuntu,apt-get,failed-installation,Ubuntu,Apt Get,Failed Installation,下面是sudo apt get update的o/p: /etc/apt$ sudo apt-get update Get:1 http://01.archive.ubuntu.com/ubuntu bionic InRelease [242 kB] Err:1 http://01.archive.ubuntu.com/ubuntu bionic InRelease The following signatures couldn't be verified because the publi

下面是
sudo apt get update
的o/p:

/etc/apt$ sudo apt-get update
Get:1 http://01.archive.ubuntu.com/ubuntu bionic InRelease [242 kB]
Err:1 http://01.archive.ubuntu.com/ubuntu bionic InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3B4FE6ACC0B21F32
Get:2 http://01.archive.ubuntu.com/ubuntu bionic-security InRelease [83.2 kB]
Err:2 http://01.archive.ubuntu.com/ubuntu bionic-security InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3B4FE6ACC0B21F32
Get:3 http://01.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Err:3 http://01.archive.ubuntu.com/ubuntu bionic-updates InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3B4FE6ACC0B21F32
Reading package lists... Done
W: GPG error: http://01.archive.ubuntu.com/ubuntu bionic InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3B4FE6ACC0B21F32
E: The repository 'http://01.archive.ubuntu.com/ubuntu bionic InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: GPG error: http://01.archive.ubuntu.com/ubuntu bionic-security InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3B4FE6ACC0B21F32
E: The repository 'http://01.archive.ubuntu.com/ubuntu bionic-security InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: GPG error: http://01.archive.ubuntu.com/ubuntu bionic-updates InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY <Pub_key_here>
E: The repository 'http://01.archive.ubuntu.com/ubuntu bionic-updates InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
/etc/apt$sudo apt获得更新
获得:1http://01.archive.ubuntu.com/ubuntu 仿生内切酶[242 kB]
错误:1http://01.archive.ubuntu.com/ubuntu 仿生内切酶
无法验证以下签名,因为公钥不可用:NO_PUBKEY 3B4FE6ACC0B21F32
获得:2http://01.archive.ubuntu.com/ubuntu 仿生安全保护技术[83.2 kB]
错误:2http://01.archive.ubuntu.com/ubuntu 电子游戏中的仿生安全
无法验证以下签名,因为公钥不可用:NO_PUBKEY 3B4FE6ACC0B21F32
获得:3http://01.archive.ubuntu.com/ubuntu Release中的仿生更新[88.7KB]
错误:3http://01.archive.ubuntu.com/ubuntu 酶的仿生更新
无法验证以下签名,因为公钥不可用:NO_PUBKEY 3B4FE6ACC0B21F32
正在阅读软件包列表。。。多恩
W:GPG错误:http://01.archive.ubuntu.com/ubuntu 仿生入侵:无法验证以下签名,因为公钥不可用:NO_PUBKEY 3B4FE6ACC0B21F32
E:存储库的http://01.archive.ubuntu.com/ubuntu “仿生InRelease”未签名。
N:无法安全地从这样的存储库进行更新,因此默认情况下禁用。
N:有关存储库创建和用户配置的详细信息,请参阅apt secure(8)手册页。
W:GPG错误:http://01.archive.ubuntu.com/ubuntu Release中的仿生安全性:无法验证以下签名,因为公钥不可用:NO_PUBKEY 3B4FE6ACC0B21F32
E:存储库的http://01.archive.ubuntu.com/ubuntu 未签署“电子版”中的仿生安全。
N:无法安全地从这样的存储库进行更新,因此默认情况下禁用。
N:有关存储库创建和用户配置的详细信息,请参阅apt secure(8)手册页。
W:GPG错误:http://01.archive.ubuntu.com/ubuntu Release中的仿生更新:无法验证以下签名,因为公钥不可用:NO_PUBKEY
E:存储库的http://01.archive.ubuntu.com/ubuntu 未对“删除”中的仿生更新进行签名。
N:无法安全地从这样的存储库进行更新,因此默认情况下禁用。
N:有关存储库创建和用户配置的详细信息,请参阅apt secure(8)手册页。
我相信所有
install
命令都会因此失败

在卸载virtualbox、kubectl时,我把它搞砸了,我只想把事情恢复到正常状态。我刚开始熟悉这个。实验反射器

我尝试过替换
源代码。列出我尝试过的其他方法


非常感谢您的帮助。

使用如下命令将公钥添加到您的钥匙圈:


然后您应该正常运行
sudo apt get update

完美!问题解决了。现在,更新、升级工作正常。也将检查“安装”并更新其运行方式。谢谢
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32