Running apt-get upgrade or apt-get dist-upgrade fails due to Java7 installer 404
75071
failing to install oracle-java7-installer,displaying 'E: Sub-process /usr/bin/dpkg returned an error code (1)'
18622
How do I install a different Python version using apt-get?
83216
apt get update missing release file
80899
"no public key available" on apt-get update
152479
Why are apt-get repositories hardcoded to a specific release?
135575
How to fix a "Failed to fetch binary-armhf/Packages" error during apt-get update?
35146
Will apt-get dist-upgrade upgrade my system to newer version?
147407
Apt-get fails on 16.04 or 18.04 installing mongodb
123413
Will apt-get dist-upgrade upgrade my system to a newer version?
72082
Is using Software Updater the same thing as running apt-get update and apt-get upgrade?
66915
How to request a package upgrade in the next Ubuntu release
21789
What does 'Ign' , `Get` or 'Hit' mean when running an apt-get update?
4046
How can I get the latest JRE / JDK as a zip file rather than EXE or MSI installer?
126343
How to downgrade a package via apt-get?
156977
Unable to install files with apt-get: "unable to locate package"
93246
How to resolve conflicting distributions in apt-get
102441
Having trouble with apt-get upgrade and removing KDE Plasma