Dear all,
I am trying to use "sudo apt-get update" from terminal in Ubuntu 21.10.When i use this command in terminal i am getting this error message that i wrote below. Before i make an attempt claiming some help for recovery.
I would be much appreciated.
Code:
Ign:1 http://archive.ubuntu.com/ubuntu impish InRelease
Ign:2 http://archive.ubuntu.com/ubuntu impish-updates InRelease
Ign:3 http://archive.ubuntu.com/ubuntu impish-backports InRelease
Ign:4 http://archive.ubuntu.com/ubuntu impish-security InRelease
Err:5 http://archive.ubuntu.com/ubuntu impish Release
404 Not Found [IP: 91.189.91.39 80]
Err:6 http://archive.ubuntu.com/ubuntu impish-updates Release
404 Not Found [IP: 91.189.91.39 80]
Err:7 http://archive.ubuntu.com/ubuntu impish-backports Release
404 Not Found [IP: 91.189.91.39 80]
Err:8 http://archive.ubuntu.com/ubuntu impish-security Release
404 Not Found [IP: 91.189.91.39 80]
Hit:9 https://packages.microsoft.com/repos/edge stable InRelease
Reading package lists... Done
E: The repository 'http://archive.ubuntu.com/ubuntu impish Release' does not have a Release file.
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.
E: The repository 'http://archive.ubuntu.com/ubuntu impish-updates Release' does not have a Release file.
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.
E: The repository 'http://archive.ubuntu.com/ubuntu impish-backports Release' does not have a Release file.
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.
E: The repository 'http://archive.ubuntu.com/ubuntu impish-security Release' does not have a Release file.
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.