E: The repository 'https://cloud.r-project.org/bin/linux/ubuntu disco-cran35/ Release' no longer has a Release file
133
How can I fix a 404 Error when using a PPA or updating my package lists?
19087
How do I recreate a deleted '/var/lib/dpkg' directory?
49149
How do I solve "Unable to fetch some archives, maybe run apt-get update or try with --fix-missing" error?
130097
Installation of latest version R for linux
46720
sudo apt update error: "Release file is not yet valid"
93942
How to fix "Failed to download repository information" error while updating?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
83216
apt get update missing release file
87306
Problems updating Python from the repositories today (Feb 25, 2021)
119943
Where can I find a repository for older unsupported releases?
1159
Apt/Synaptic needs to reinstall package but can't find the archive for it
4450
How can I reproduce the error "package... needs to be reinstalled, but I can't find an archive for it" for testing?
51598
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
116858
How to find the list of all available packages along with the lastest version number available in the repositories?
86777
Distribution upgrade problem "No new release found"
1520
How to install software or upgrade from an old unsupported release?
23236
Manually Installed new Python to /usr/bin, how to get Repo version back?