Unable to upgrade Trusty 14.04.1 to the 14.04.2 HWE
59914
Can't install libglew-dev because libcheese and libclutter don't have the required versions
59088
How to upgrade to a newer release of Ubuntu using the Live CD?
35243
Is it safe to do-release-upgrade from 12.04.4 to 14.04.1?
50810
No upgrade available for 19.04 from 18.10
15687
How do I resume a release upgrade?
123413
Will apt-get dist-upgrade upgrade my system to a newer version?
12534
14.04 --> 16.04 failed; apt (>= 1.0.1ubuntu2.13)' is not installed
60659
Install newer package version from trusty-backports
128740
Unable to Install Update; An error occurred installing iOS 8.2
77705
Unable to upgrade in ubuntu
36703
How do I upgrade from 12.10 to 13.04?
43279
Alternative Method to Acquire El Capitan Upgrade
76241
"no public key available" while upgrading using update-manager
119943
Where can I find a repository for older unsupported releases?
118978
Not all updates can be installed: partial upgrade
149984
Can't update or install anything. Ubuntu 3.11.0.14
153810
"Untrusted packages could compromise your system's security" appears while trying to install anything