Cannot install anything :"unable to locate package"
3298
How do I resolve unmet dependencies after adding a PPA?
155918
What information do I need to solve an APT dependency issue?
2777
"dpkg was interrupted error" when installing any application
33175
Installing suggested/recommended packages?
54998
What does "apt-get install !!" do and how to make it work?
78011
Unable to install package post adding ppa
41844
Package Install via Market sometimes fails and gives seemingly random error message
97771
"The package lists or status file could not be parsed or opened"
79163
Sources missing in /etc/apt/sources.list, how do I get them back?
116937
Why apt can't find the source code of any package?
151656
Installing from source. How to resolve dependencies without destroying the package manager
65779
How get rid of -bash: /usr/{package}: No such file or directory
1520
How to install software or upgrade from an old unsupported release?
32426
How to install packages?
30571
E: Package 'libpng12-0' has no installation candidate [ubuntu 16.10 Gnome]
2280
Package system is broken. How to fix it?
149984
Can't update or install anything. Ubuntu 3.11.0.14