sudo apt update
Get:1 file:/var/cuda-repo-10-0-local-10.0.130-410.48 InRelease
Ign:1 file:/var/cuda-repo-10-0-local-10.0.130-410.48 InRelease
Get:2 file:/var/cuda-repo-10-0-local-10.0.130-410.48 Release [574 B]
Get:2 file:/var/cuda-repo-10-0-local-10.0.130-410.48 Release [574 B]
Hit:3 http://ppa.launchpad.net/graphics-drivers/ppa/ubuntu bionic InRelease
Get:4 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]
Get:5 http://gb.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]
Hit:6 http://ppa.launchpad.net/inkscape.dev/stable/ubuntu bionic InRelease
Hit:7 http://linux.teamviewer.com/deb stable InRelease
Ign:8 http://deb.debian.org/debian bionic InRelease
Ign:10 http://dl.google.com/linux/chrome/deb stable InRelease
Ign:11 http://ppa.launchpad.net/midori/ppa/ubuntu bionic InRelease
Hit:12 https://deb.opera.com/opera-stable stable InRelease
Err:13 http://deb.debian.org/debian bionic Release
404 Not Found [IP: 199.232.56.204 80]
Get:14 https://brave-browser-apt-release.s3.brave.com bionic InRelease [3,169 B]
Hit:15 http://ppa.launchpad.net/stefansundin/truecrypt/ubuntu bionic InRelease
Get:16 http://gb.archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]
Hit:17 https://desktop-download.mendeley.com/download/apt stable InRelease
Hit:18 http://dl.google.com/linux/chrome/deb stable Release
Hit:19 https://packages.microsoft.com/repos/vscode stable InRelease
Ign:20 http://ppa.launchpad.net/ubuntu-mate-dev/welcome/ubuntu focal InRelease
Hit:21 http://ppa.launchpad.net/webupd8team/java/ubuntu bionic InRelease
Hit:22 http://ppa.launchpad.net/webupd8team/y-ppa-manager/ubuntu focal InRelease
Err:23 http://ppa.launchpad.net/midori/ppa/ubuntu bionic Release
404 Not Found [IP: 91.189.95.83 80]
Err:24 http://ppa.launchpad.net/ubuntu-mate-dev/welcome/ubuntu focal Release
404 Not Found [IP: 91.189.95.83 80]
Err:14 https://brave-browser-apt-release.s3.brave.com bionic InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A8580BDC82D3DC6C
Reading package lists... Done
E: The repository 'http://deb.debian.org/debian bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://ppa.launchpad.net/midori/ppa/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://ppa.launchpad.net/ubuntu-mate-dev/welcome/ubuntu focal Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Packages (main/binary-i386/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: GPG error: https://brave-browser-apt-release.s3.brave.com bionic InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY A8580BDC82D3DC6C
E: The repository 'https://brave-browser-apt-release.s3.brave.com bionic InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/brave-browser.list:3 and /etc/apt/sources.list.d/google-chrome.list:3
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Packages (main/binary-i386/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Translations (main/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/teamviewer.list:19 and /etc/apt/sources.list.d/teamviewer.list:23
rebeen@rebeen-Precision-5520:~$
这是 sources.list
deb http://deb.debian.org/debian/ bionic main universe
deb http://archive.ubuntu.com/ubuntu bionic-security main universe
deb http://archive.ubuntu.com/ubuntu bionic-updates main universe
deb http://deb.debian.org/debian/ sid contrib
deb http://deb.debian.org/debian/ quantal universe
deb http://archive.ubuntu.com/ubuntu/ quantal-updates universe
deb http://security.ubuntu.com/ubuntu/ quantal-security universe
deb http://archive.ubuntu.com/ubuntu/ precise-updates main restricted
deb-src http://archive.ubuntu.com/ubuntu/ precise-updates main restricted
deb http://deb.debian.org/debian/ saucy universe multiverse
# deb-src http://us.archive.ubuntu.com/ubuntu/ saucy universe multiverse
deb http://mirror.lchost.net/debian/ bionic main restricted
deb http://us.archive.ubuntu.com/ubuntu/ bionic-updates main
这是 /etc/apt/sources.list.d/ rebeen@rebeen-Precision-5520:~$ cd /etc/apt/sources.list.d/ rebeen@rebeen-Precision-5520:/etc/apt/sources.list.d$ ls
armagetronad-dev-ubuntu-ppa-focal.list graphics-drivers-ubuntu-ppa-bionic.list mongodb-org-3.6.list.distUpgrade vscode.list
armagetronad-dev-ubuntu-ppa-focal.list.save graphics-drivers-ubuntu-ppa-bionic.list.save mongodb-org-3.6.list.save vscode.list.distUpgrade
brave-browser.list.save inkscape_dev-ubuntu-stable-bionic.list opera-stable.list vscode.list.save
brave-browser-release-bionic.list inkscape_dev-ubuntu-stable-bionic.list.save opera-stable.list.save webupd8team-ubuntu-java-xenial.list
brave-browser-release-bionic.list.save mendeleydesktop.list stefansundin-ubuntu-truecrypt-bionic.list webupd8team-ubuntu-java-xenial.list.distUpgrade
cuda-10-0-local-10.0.130-410.48.list mendeleydesktop.list.distUpgrade stefansundin-ubuntu-truecrypt-bionic.list.save webupd8team-ubuntu-java-xenial.list.save
cuda-10-0-local-10.0.130-410.48.list.save mendeleydesktop.list.save teamviewer.list webupd8team-ubuntu-y-ppa-manager-focal.list
google-chrome.list midori-ubuntu-ppa-bionic.list teamviewer.list.save webupd8team-ubuntu-y-ppa-manager-focal.list.save
google-chrome.list.distUpgrade midori-ubuntu-ppa-bionic.list.save ubuntu-mate-dev-ubuntu-welcome-focal.list
google-chrome.list.save mongodb-org-3.2.list ubuntu-mate-dev-ubuntu-welcome-focal.list.save
答案1
删除以下源。这些都是您可以轻松自行诊断的琐碎错误 - 只需在任何 Web 浏览器中关注 URL，然后检查当前 Ubuntu 版本的“dists”目录：
http://deb.debian.org/debian bionic Release
http://ppa.launchpad.net/midori/ppa/ubuntu bionic Release
http://ppa.launchpad.net/ubuntu-mate-dev/welcome/ubuntu focal Release
您的公钥错误（Err:14 https://brave-browser-apt-release.s3.brave.com bionic InRelease）的答案是如何修复 GPG 错误“NO_PUBKEY”？
所有这些“W：目标包X多次配置是和是“ 回答于我该如何修复 apt 错误“W：目标包...被多次配置”？