query: GPG error "repository is not signed" when I run sudo apt-get update
positive_passages.docid: 6809
positive_passages.text: How do I fix the GPG error "NO_PUBKEY"?
negative_passages.docid: 66065
negative_passages.text: "Unable to connect" error with apt-get?
negative_passages.docid: 5316
negative_passages.text: Update from 14.04 to 16.04 failed with GPG error
negative_passages.docid: 129808
negative_passages.text: GPG error : http://repos.rcn-ee.net
negative_passages.docid: 135575
negative_passages.text: How to fix a "Failed to fetch binary-armhf/Packages" error during apt-get update?
negative_passages.docid: 12534
negative_passages.text: 14.04 --> 16.04 failed; apt (>= 1.0.1ubuntu2.13)' is not installed
negative_passages.docid: 126538
negative_passages.text: Ubuntu 12.04 GPG error: http://archive.ubuntu.com precise Release: The following signatures were invalid: NODATA 1 NODATA 2
negative_passages.docid: 76883
negative_passages.text: How can I remove gpg key that I added using apt-key add -?
negative_passages.docid: 81853
negative_passages.text: W:Skipping acquire of configured file 'main/binary-1386/Packages' as repository... doesn't support architecture '1386'
negative_passages.docid: 13399
negative_passages.text: Why can I no longer (un)install packages via apt-get after doing a partial dist-upgrade?
negative_passages.docid: 91791
negative_passages.text: How to fix error processing package git-daemon-run?
negative_passages.docid: 22164
negative_passages.text: Problem with sudo apt get update: The repository cdrom... does not have a Release file
negative_passages.docid: 113379
negative_passages.text: Updating the repository isn't working
negative_passages.docid: 39732
negative_passages.text: How to fix apt-get install / update not working on my Kali Linux
negative_passages.docid: 152823
negative_passages.text: PPAs will not install "sudo: add-apt-repository: command not found"
negative_passages.docid: 85711
negative_passages.text: verifiying ubuntu iso with repository gpg-keys
negative_passages.docid: 54571
negative_passages.text: How do I install the latest version of Git with apt?