11/20/2023 0 Comments Sudo apt upgrade error![]() ![]() I just recently installed Ubuntu 12.04 on my laptop, dual booting it alongside Windows 7. The following signatures were invalid: EXPKEYSIG 23E7166788B63E1E Yarn Packaging disco InReleaseĮ: The repository ' disco Release' no longer has a Release file.Į: The repository ' disco-updates Release' no longer has a Release file.Į: The repository ' disco-backports Release' no longer has a Release file. I have read almost a dozen apt-get update questions, most from, with 'failed to fetch' errors and tried the solutions answered there. I'm getting these errors on an Ubuntu 19.04, is that reached EOL?Īlso when trying 'do-release-upgrade' I receive: 'Please install all available updates for your release before upgrading.'īut can't update since the repos are apt update ![]() How do I upgrade my existing Ubuntu installation? I recently wrote up steps for a different ways to do that on this Community post: I'd also recommend updating your Ubuntu to a newer release, which would receive updates, like for security vulnerabilities & other bugs. Īs explained in this Community post comment, regarding the same issue relate to trying to update Ubuntu Zesty, you can edit your /etc/apt/sources.list file to point to Ubuntu's unsupported, EOL release server: The sudo apt-get upgrade command downloads and installs the updates for each outdated package and dependency on your system. Linode mirrors directly from upstream, which is why trying to run an update through them will result in the error, too. ![]() When Ubuntu passes a release to EOL, they no longer provide package updates through their mirrors. () The reason you're hitting those errors are related to your version of Ubuntu has reached it End of Life (EOL) on July 19, 2018. Linode mirrors directly from upstream, which is why trying to run an update through them will result in the error, too.Īs explained in this (), regarding the same issue relate to trying to update Ubuntu Zesty, you can edit your `/etc/apt/sources.list` file to point to Ubuntu's unsupported, EOL release server: sudo rm /var/lib/dpkg/info/ sudo apt update sudo apt autoremove sudo apt autoclean sudo apt install -f sudo dpkg configure-a Try the commands above. When Ubuntu passes a release to EOL, they no longer provide package updates through their mirrors. 1 Answer Sorted by: 0 This problem occurs when packages are broken or not fully upgrade. N: Updating from such a repository can't be done securely, and is therefore disabled by dĭescription sudo apt-get update command is not workingĭescription The reason you're hitting those errors are related to your version of Ubuntu has reached it (). N: See apt-secure(8) manpage for repository creation and user configuration details.Į: The repository ' artful-updates Release' no longer has a Release file.Į: The repository ' artful-backports Release' no longer has a Release file.Į: The repository ' artful-security Release' no longer has a Release file. N: Updating from such a repository can't be done securely, and is therefore disabled by default. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. Not able to run command Sudo apt-get update.Ĥ04 Not Found Į: The repository ' artful Release' no longer has a Release file. ![]() : ~$ cat /home/mohammad/.rvm/log/1516253504/update_system.Sudo apt-get update command is not working Here is what happens when I run cat /home/mohammad/.rvm/log/1516253504/update_system.log They have been ignored, or old ones used instead.Ĭan anyone tell me what to do about this 404 not found with the message I am getting above? N: See apt-secure(8) manpage for repository creation and user configuration details.Į: Failed to fetch 404 Not Found Į: Some index files failed to download. Stack Exchange network consists of 182 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use. W: The repository ' loki Release' does not have a Release file. Ign:28 loki/universe amd64 DEP-11 Metadata So I ran sudo apt-get update and am getting the following message that I don't know what to do with. I am trying to run rvm requirements, so I can later install rails but I am getting the message "Make sure that all repositories are available from your system and verify your setup by running manually: ![]()
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