"Package synaptic is not available" in Ubuntu 16.04
743
How do I enable the "Universe" repository?
32220
How to resolve Unmet dependencies error?
108934
Where does a package have to be loaded?
73173
How to Fix Broken Packages?
32921
MiKTeX: [...] does not seem to be a local package repository
2280
Package system is broken. How to fix it?
30588
Unable to locate package
52636
How can I manually install a package on MiKTeX (Windows)
73357
Every package "has no installation candidate"
100480
synaptic No protocol specified!! error
49145
How to install .bundle packages in Ubuntu?
44991
A lot of missing dependencies when I try to install all software
43579
I cannot install new packages: "Could not get lock /var/lib/dpkg/lock"
7671
I get an error with the archipack
44846
Package 'upstart' has no installation candidate
86898
How to solve missing libmng.so.1 in Trusty (14.04) Package is no more available
97771
"The package lists or status file could not be parsed or opened"