query: "Type 'gpg' is not known" error while running 'sudo apt update'
positive_passages.docid: 249
positive_passages.text: How do I fix this "E: Type '*' is not known on line * in source list ..." update error?
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: 36696
negative_passages.text: Unmet dependencies unable to fix
negative_passages.docid: 15413
negative_passages.text: sudo apt update always giving Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?)
negative_passages.docid: 1200
negative_passages.text: GPG can't check signature
negative_passages.docid: 728
negative_passages.text: Unable to lock the administration directory (/var/lib/dpkg/) is another process using it?
negative_passages.docid: 64509
negative_passages.text: Can't update from official repositories [Error 409]
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: 84113
negative_passages.text: "Unsafe permissions on configuration file `/home/david/.gnupg/gpg.conf" What does it mean and how to fix?
negative_passages.docid: 4305
negative_passages.text: How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
negative_passages.docid: 35152
negative_passages.text: Dependency errors for python3 and many others when I run sudo apt-get upgrade
negative_passages.docid: 38110
negative_passages.text: Error sudo: add-apt-repository: command not found
negative_passages.docid: 23528
negative_passages.text: dpkg: error processing package linux-image-generic (--configure): dependency problems - leaving unconfigured
negative_passages.docid: 3584
negative_passages.text: I encountered a gconf2 error while installing some packages, what should I do?
negative_passages.docid: 103929
negative_passages.text: sudo apt upgrade error 18.04 (Broken Packages)
negative_passages.docid: 34720
negative_passages.text: What is the difference in command-line "sudo apt-get update" and using Synaptic or Auto-updater?
negative_passages.docid: 27769
negative_passages.text: Problem with IPv6 sudo apt-get update/upgrade