Ubuntu 16.04 - sudo apt-get update error
109338
How do I restore the sources.list file?
22164
Problem with sudo apt get update: The repository cdrom... does not have a Release file
79330
what does "sudo apt-get install aptitude" do?
154648
Getting error from apt-get when trying to install php5 package
49149
How do I solve "Unable to fetch some archives, maybe run apt-get update or try with --fix-missing" error?
13744
sudo apt-get update failing - "could not open" list file due to "permission denied"
157904
error 503: service unavailable when using apt-get update behind proxy
114246
apt-get update, unlinking
21382
What does "sudo apt-get update" do?
94171
Why Does Software Updater Say No updates Available, but apt-get upgrade Shows updates available?
122588
Can't connect to ubuntu archive when using apt-get update
1520
How to install software or upgrade from an old unsupported release?
105770
Cannot use apt-get/dpkg -- Input/output error
144036
sudo apt-get curl and sudo apt-get wget gives "Invalid operation"
38110
Error sudo: add-apt-repository: command not found
84803
sudo apt get update gives error - The package cache file is corrupted
127895
403 Forbidden error in sudo apt-get upgrade ubuntu 17.4