root@vps6:~# apt-get update
Ign:1 http://ftp.tr.debian.org/debian stretch InRelease
Get:2 http://ftp.tr.debian.org/debian stretch-updates InRelease [93.6 kB]
Get:3 http://security.debian.org stretch/updates InRelease [53.0 kB]
Hit:4 http://ftp.tr.debian.org/debian stretch Release
Ign:6 https://enterprise.proxmox.com/debian/pve stretch InRelease
Ign:7 https://enterprise.proxmox.com/debian/pve stretch Release
Get:8 http://security.debian.org stretch/updates/main amd64 Packages [574 kB]
Ign:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Get:12 http://security.debian.org stretch/updates/main Translation-en [258 kB]
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Ign:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Ign:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Ign:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Ign:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Err:9 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise amd64 Packages
401 Unauthorized
Ign:10 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise all Packages
Ign:11 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en_US
Ign:13 https://enterprise.proxmox.com/debian/pve stretch/pve-enterprise Translation-en
Fetched 978 kB in 1s (532 kB/s)
Reading package lists... Done
W: The repository 'https://enterprise.proxmox.com/debian/pve stretch Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: Failed to fetch https://enterprise.proxmox.com/debian/pve/dists/stretch/pve-enterprise/binary-amd64/Packages 401 Unauthorized
E: Some index files failed to download. They have been ignored, or old ones used instead.
root@vps6:~#