apt update ubuntu 18.04 does not have a release file
65
What can I do if a repository/PPA does not have a Release file?
96696
timeout errors in apt-get update/install
11909
404 error with apt-get update, Don't have any PPA's
103929
sudo apt upgrade error 18.04 (Broken Packages)
63320
Ubuntu repository does not have a Release file
82035
Debian: The repository does not have a Release file
66915
How to request a package upgrade in the next Ubuntu release
85009
`apt update` failed on Debian Linux
100494
Update Manager asking me to update kernel but apt-get upgrade does not?
85958
Automatic updates are not auto-downloading
94621
archive.ubuntu.com missing raring-updates
13107
How to install updates via command line?
91491
How can I get "delta" packages to optimize apt-get upgrade downloads?
8525
Error Updating: izx/askubuntu/ubuntu xenial Release' does not have a Release file
114246
apt-get update, unlinking
64558
What does `do-release-upgrade` really do?
43917
What is the difference between apt-get update and upgrade?