Package 'ruby1.8-dev' has no installation candidate
3523
What does "Package  has no installation candidate" mean?
110896
Package installation - Outdated repository
13054
Failing package manager?
107074
High Sierra - The path /System/Installation/Packages/OSInstall.mpkg appears to be missing or damaged
154622
How do I resolve this installation error?
59119
apt-get, unmet dependencies, ... "but it is not going to be installed"
144754
Wine won't install, Does not have valid release file
136463
I am trying to install package fetch
4853
Trouble downloading packages list due to a "Hash sum mismatch" error
116758
The 'json' native gem requires installed build tools
89734
Failing installing pg gem, "mkmf.rb can't find header files for ruby" (Mac OSX 10.6.5)
146311
Cannot do a `composer install` even though my minimum stability is listed as dev
44209
Problem with update-manager: No module named 'apt_pkg' in Ubuntu 13.10, having installed Python 3.4 on /usr/local/lib
74763
Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution)
39869
Mono Package for Wine is not installed
29326
Can't install a package due to "Something wicked happened resolving" error
58667
Unable to Install package from Ubuntu Xenial local repo