备份系统源文件为 /etc/apt/sources.list.bak
Ign:1 http://mirrors.ustc.edu.cn/debian stretch InRelease
Hit:2 http://mirrors.ustc.edu.cn/debian stretch-updates InRelease
Hit:3 http://mirrors.ustc.edu.cn/debian stretch-backports InRelease
Hit:4 http://mirrors.ustc.edu.cn/debian-security stretch/updates InRelease
Hit:5 http://mirrors.ustc.edu.cn/debian stretch Release
Err:7 https://openmediavault.github.io/packages arrakis InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 7E7A6C592EF35D13 NO_PUBKEY 24863F0C716B980B
Err:8 https://openmediavault.github.io/packages arrakis-proposed InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 7E7A6C592EF35D13 NO_PUBKEY 24863F0C716B980B
Reading package lists... Done
W: GPG error: https://openmediavault.github.io/packages arrakis InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 7E7A6C592EF35D13 NO_PUBKEY 24863F0C716B980B
E: The repository 'https://openmediavault.github.io/packages arrakis 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: https://openmediavault.github.io/packages arrakis-proposed InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 7E7A6C592EF35D13 NO_PUBKEY 24863F0C716B980B
E: The repository 'https://openmediavault.github.io/packages arrakis-proposed 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.