query: GPG KEYEXPIRED error in when updating repositories
positive_passages.docid: 6809
positive_passages.text: How do I fix the GPG error "NO_PUBKEY"?
negative_passages.docid: 121983
negative_passages.text: gpgkeys: key C927EBE00F1B0520 not found on keyserver
negative_passages.docid: 140893
negative_passages.text: Error when using apt-get update
negative_passages.docid: 28736
negative_passages.text: Mercurial: how to amend the last commit?
negative_passages.docid: 121003
negative_passages.text: GPG error: The following signatures couldn't be verified because the public key is not available
negative_passages.docid: 132495
negative_passages.text: 14.04.5 to 16.04 Update failed - xenial.tar.gz.gpg missing
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: 6105
negative_passages.text: What is the easiest way to resolve apt-get BADSIG GPG errors?
negative_passages.docid: 145400
negative_passages.text: Error when trying sudo apt-get update - Python related?
negative_passages.docid: 64509
negative_passages.text: Can't update from official repositories [Error 409]
negative_passages.docid: 96143
negative_passages.text: How to resolve "dpkg: error processing /var/cache/apt/archives/python-apport_2.0.1-0ubuntu9_all.deb"?
negative_passages.docid: 76241
negative_passages.text: "no public key available" while upgrading using update-manager
negative_passages.docid: 117112
negative_passages.text: Why isn't Ubuntu moving its repositories to old-releases anymore?
negative_passages.docid: 1520
negative_passages.text: How to install software or upgrade from an old unsupported release?
negative_passages.docid: 44771
negative_passages.text: What to do with KEYEXPIRED 1555048520 on updating Google Chrome and Earth repositories?
negative_passages.docid: 49149
negative_passages.text: How do I solve "Unable to fetch some archives, maybe run apt-get update or try with --fix-missing" error?
negative_passages.docid: 34069
negative_passages.text: Why am I getting authentication errors for packages from an Ubuntu repository?