sudo apt-get update not working could not lock
728
Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?
40885
What should I do when I got the KEYEXPIRED error message after an apt-get update?
90937
apt-get update errors
84803
sudo apt get update gives error - The package cache file is corrupted
21382
What does "sudo apt-get update" do?
4711
Can't execute terminal commands: "the command 'sudo' is available in '/usr/bin/sudo'"
22164
Problem with sudo apt get update: The repository cdrom... does not have a Release file
13399
Why can I no longer (un)install packages via apt-get after doing a partial dist-upgrade?
91611
Unable to use package manager due to "exclusive lock" error
34720
What is the difference in command-line "sudo apt-get update" and using Synaptic or Auto-updater?
21184
Running "sudo apt-get update" returns connection errors
84309
How to resolve E: Internal Error when using apt-get remove?
83924
error while trying to sudo apt-get update GPG, no sign repository
5785
'apt-get' does not work with Proxy
93942
How to fix "Failed to download repository information" error while updating?
105451
apt update: Could not handshake: An unexpected TLS packet was received
96696
timeout errors in apt-get update/install