apt-get update出现xxx is not signed 1、问题 root@DESKTOP-Q86FNIK:~# apt update Get:1http://mirrors.163.com/ubuntu bionic InRelease [242 kB]Err:1http://mirrors.163.com/ubuntu bionic InReleaseThe following signatures couldn'tbe verified because the public key is not available: NO_PUBKEY3B...
W: GPG error: http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 871920D1991BC93C E: The repository 'http://ports.ubuntu.com/ubuntu-ports jammy-updates InRelease' is not signed. N:...
W: GPG error: http://mirrors.aliyun.com/ubuntu bionic InRelease: Couldn't create temporary file /tmp/apt.conf.euv1j1 for passing config to apt-keyE: The repository 'http://mirrors.aliyun.com/ubuntu bionic InRelease' is not signed.N: Updating from such a repository can't bedonesecurel...
After installing some debian packages 'apt update' output change to no public key, refer to attachment. Err:1 http://security.debian.org buster/updates InReleaseThe following signatures couldn't be verified because the public key is not available: NO_PUBKEY 112695A0E562B32A NO_PUBKEY 54404762...
apt-get update 升级错误 W: GPG error: http://mirrors.cloud.aliyuncs.com/ubuntu xenial-backports InRelease: Could not execute 'apt-key' to verify signature (is gnupg installed?) W: The repository 'http://mirrors.cloud.aliyuncs.com/ubuntu xenial-backports InRelease' is not signed....
After installing some debian packages 'apt update' output change to no public key, refer to attachment. Err:1 http://security.debian.org buster/updates InReleaseThe following signatures couldn't be verified because the public key is not available: NO_PUBKEY 112695A0E562B32A NO_PUBKEY 54404762BB...
sudo apt-get update root@ubuntu:/etc/apt# sudo apt-get updateHit:1http://repo.huaweicloud.com/ubuntu jammyInReleaseHit:2http://repo.huaweicloud.com/ubuntu jammy-updatesInReleaseHit:3http://repo.huaweicloud.com/ubuntu jammy-backportsInReleaseHit:4http://repo.huaweicloud.com/ubuntu jammy-secu...
root@admin:~# sudo apt-get updateGet:1https://download.docker.com/linux/ubuntu focal InRelease [36.2 kB]Err:1https://download.docker.com/linux/ubuntu focal InReleaseThe following signatures couldn't be verified because the public key is not available: NO_PUBKEY 7EA0A9C3F273FCD8 ...
当使用apt-get update更新源时，出现下面“Hash Sum mismatch”的报错，具体如下： root@localhost:~# ...
客户使用预置镜像创建开发机,能够正常执行apt-get update命令更新下载源,但基于该开发机保存镜像后,再使用该镜像创建新开发机后,在新开发机中无法使用apt-get update命令更新,出现如下所示报错: root@di-2023042XXXXXX:/# sudo apt-get update Get:1 http://mirrors.ivolces.com/ubuntu focal InRelease [265 ...