为什么我的ubuntu22.04.4中的APT包管理突然无法验证GPG密钥？

Question

输出日志:

Get:1 http://archive.ubuntu.com/ubuntu jammy InRelease [270 kB]
Err:1 http://archive.ubuntu.com/ubuntu jammy InRelease
  Unknown error executing apt-key
Get:2 http://archive.ubuntu.com/ubuntu jammy-updates InRelease [128 kB]
Err:2 http://archive.ubuntu.com/ubuntu jammy-updates InRelease
  Unknown error executing apt-key
Get:3 http://archive.ubuntu.com/ubuntu jammy-security InRelease [129 kB]
Err:3 http://archive.ubuntu.com/ubuntu jammy-security InRelease
  Unknown error executing apt-key
Reading package lists... Done
W: GPG error: http://archive.ubuntu.com/ubuntu jammy InRelease: Unknown error executing apt-key
E: The repository 'http://archive.ubuntu.com/ubuntu jammy 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://archive.ubuntu.com/ubuntu jammy-updates InRelease: Unknown error executing apt-key
E: The repository 'http://archive.ubuntu.com/ubuntu jammy-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.
W: GPG error: http://archive.ubuntu.com/ubuntu jammy-security InRelease: Unknown error executing apt-key
E: The repository 'http://archive.ubuntu.com/ubuntu jammy-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.

问一下这是出现什么情况了吗？之前还正常的获取到包列表的

Answer 1

以下回复参考：皆我百晓生、券券喵儿等免费微信小程序作答:

这个问题可能是由于GPG密钥验证失败导致的。你可以尝试以下方法来解决这个问题：

1. 更新系统并安装必要的软件包：

sudo apt update
sudo apt install --reinstall ca-certificates

1. 清除APT缓存并重新尝试更新：

sudo apt clean
sudo apt update

1. 如果问题仍然存在，尝试手动导入缺失的GPG密钥。首先，找到缺失的密钥ID，然后使用apt-key adv命令导入密钥：

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys <KEY_ID>

将<KEY_ID>替换为实际的密钥ID。你可以在错误日志中找到这些信息。

1. 最后，再次尝试更新软件包列表：

sudo apt update

如果以上方法都无法解决问题，建议检查网络连接或更换其他软件源。