E: Unable to locate package denyhosts
59977
Package denyhosts in Ubuntu Trusty Tahr is deleted: temporary or forever?
93827
Unable to locate package libsystemd-dev
84988
apt-get build-dep is unable to find a source package
11671
"Unable to locate package" while trying to install packages with APT
121462
Fixing a broken packet system (apt-get)
156977
Unable to install files with apt-get: "unable to locate package"
154385
Untrusted Host "localhost" in
71555
How to block non-free with apt preferences?
6851
How do I install the ubuntu-restricted-extras package?
1632
How do I fix a "Failed to download package files" error?
137276
/dev/tcp not found
62476
E: Package '' has no installation candidate
12054
How do I deal with "unauthenticated sources" errors in the Software Center?
66065
"Unable to connect" error with apt-get?
4305
How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
94986
Connection Refused while apt-get update ubuntu 18.04 over proxy
43579
I cannot install new packages: "Could not get lock /var/lib/dpkg/lock"