Cant read repository, se message:
root@carbonio-01:~# apt update
Hit:1 removed link bionic InRelease
Hit:2 removed link bionic-updates InRelease
Get:3 removed link bionic-backports InRelease [74.6 kB]
Get:4 removed link bionic-security InRelease [88.7 kB]
Err:5 removed link bionic InRelease
403 Forbidden [IP: 220.127.116.11 443]
Reading package lists... Done
E: Failed to fetch removed link /dists/bionic/InRelease 403 Forbidden [IP: 18.104.22.168 443]
E: The repository ' removed link 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.
Hello, due to issues with the email system, we decided to send you again a new e-mail with the installation instructions. You shouldn't experience any further problem and commands should be displayed correctly.
If you didn't receive the e-mail, please download Carbonio CE again from here: https://www.zextras.com/carbonio-community-edition/
We suggest you deleting the zextras.list file before starting the process again, to be sure it runs smoothly.