![]() Sudo sed -i -r 's///g' /etc/apt/sources.listĪfter that you can run update, upgrade, and then do strongly consider release upgrade: sudo apt update sudo sed -i -r 's/(.)?//g' /etc/apt/sources.list Since OS updates are hosted by goodwill of mirrors they try to keep only newer versions hosted.īelow commands will edit your now out of date repo urls to the old-releases mirror - this worked from Impish -> Jammy and potentially for future versions as well. The repos for your OS version have removed from most mirrors (because the OS version has reached end of life). To be clear, I have auto-update turned on on the Ubuntu server and this happened recently (past week or 2). N: See apt-secure(8) manpage for repository creation and user configuration details.Į: The repository ' impish Release' no longer has a Release file.Į: The repository ' impish-updates Release' no longer has a Release file.Į: The repository ' impish-backports Release' no longer has a Release file.Īs you can see ping resolves for the hostname: ~$ ping N: Updating from such a repository can't be done securely, and is therefore disabled by default. ![]() Get:13 impish/main amd64 Packages Į: The repository ' impish-security Release' no longer has a Release file. Run the following command to unhold the “python3” package using the apt-mark command.I am experiencing the following error when running apt update which is causing me to be unable to update the Ubuntu server. This will show that the “python3” package will not be upgraded when you perform a full system update. $ sudo dpkg -get-selections | grep "hold" Once you have hold some packages, run the following aptitude command to view them. Run the following command to hold the given package using the aptitude command. Actions may be performed from a visual interface or from the command-line. It allows the user to view a list of packages and to perform package management tasks such as installing, upgrading, and removing packages. The aptitude command is a text-based package management interface to the Debian and it’s derivative. $ echo "apache2 install" | sudo dpkg -set-selections Method-3: How to Exclude Packages Update on Debian/Ubuntu System Using the aptitude Command Run the following command to unhold the “apache2” package using the dpkg command. ![]() Syntax: $ echo "package_name install" | sudo dpkg -set-selections Run the following command to unhold the given package using the dpkg command. The following packages have been kept back:Ġ upgraded, 0 newly installed, 0 to remove and 1 not upgraded. It will show that the “apache2” package will not be upgraded when you perform a full system update. Once you have hold some packages, run the following command to view them. $ echo "apache2 hold" | sudo dpkg -set-selections ![]() Run the below dpkg command to hold the “apache2” package. Syntax: $ echo "package_name hold" | sudo dpkg -set-selections Run the following command to block a given package using the dpkg command.
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