Unable to locate package libesd0-dev on Ubuntu 18.04
41519
What can I do if a package is not available on the newest version of Ubuntu (18.04) but is available on older versions?
26305
Problem with .deb packages on Ubuntu 16.04
29362
How do I install a single package from Debian testing or unstable on stable?
32426
How to install packages?
86898
How to solve missing libmng.so.1 in Trusty (14.04) Package is no more available
96143
How to resolve "dpkg: error processing /var/cache/apt/archives/python-apport_2.0.1-0ubuntu9_all.deb"?
127852
How do I update a program installed from a manually-downloaded deb package?
34529
Files list file for package missing -- dpkg warning
119323
"Unable to locate package" errors for all software
1159
Apt/Synaptic needs to reinstall package but can't find the archive for it
9841
How can I fix "E:The package linux-modules-5.4.0-56-generic needs to be reinstalled, but I can't find an archive for it."?
2578
Where is the downloaded package files directory?
150132
Apt can't find package libasound2-dev 20.04 arm64
150104
Unable to download software center from package manager: 404 Not Found
135393
Why does Ubuntu Software Center not show every package available?
1632
How do I fix a "Failed to download package files" error?
137317
libdvd-pkg: `apt-get check` failed, you may have broken packages. Aborting