Unable to install build-essential, held broken packages
2432
Unable to correct problems, you have held broken packages
3298
How do I resolve unmet dependencies after adding a PPA?
151656
Installing from source. How to resolve dependencies without destroying the package manager
150033
E: Sub-process /usr/bin/dpkg returned an error code (1) for almost all updates
23273
How to delete broken packages in ubuntu
16186
Requires installation of untrusted packages?
32426
How to install packages?
56150
Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
154622
How do I resolve this installation error?
11671
"Unable to locate package" while trying to install packages with APT
4268
How to fix "Package is in a very bad inconsistent state" error?
58573
Broken package after update: linux-headers, error: BrokenCount >0
59119
apt-get, unmet dependencies, ... "but it is not going to be installed"
7460
E: Unable to correct problems, you have held broken packages
16736
"The following packages have been kept back:" Why and how do I solve it?
119943
Where can I find a repository for older unsupported releases?
104506
How to repair corrupt package installation (mysql)