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apt-get updateエラーのランチパッド

apt-get updateの最後に次のエラーメッセージが表示されます:

W: The repository 'http://ppa.launchpad.net/mc3man/trusty-media/ubuntu/dists trusty Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(8) manpage for repository creation and user configuration details.
W: The repository 'http://ppa.launchpad.net/mc3man/trusty-media/ubuntu xenial Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: Failed to fetch http://ppa.launchpad.net/mc3man/trusty-media/ubuntu/dists/dists/trusty/main/binary-AMD64/Packages  404  Not Found
E: Failed to fetch http://ppa.launchpad.net/mc3man/trusty-media/ubuntu/dists/xenial/main/binary-AMD64/Packages  404  Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.

これが私のソースファイルの外観です。

# deb http://mirrors.linode.com/ubuntu/ xenial main restricted

# deb http://mirrors.linode.com/ubuntu/ xenial-updates main restricted
# deb http://security.ubuntu.com/ubuntu xenial-security main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://mirrors.linode.com/ubuntu/ xenial main restricted
# deb-src http://mirrors.linode.com/ubuntu/ xenial main restricted

## Major bug fix updates produced after the final release of the
## distribution.
deb http://mirrors.linode.com/ubuntu/ xenial-updates main restricted
# deb-src http://mirrors.linode.com/ubuntu/ xenial-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://mirrors.linode.com/ubuntu/ xenial universe
# deb-src http://mirrors.linode.com/ubuntu/ xenial universe
deb http://mirrors.linode.com/ubuntu/ xenial-updates universe
# deb-src http://mirrors.linode.com/ubuntu/ xenial-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://mirrors.linode.com/ubuntu/ xenial multiverse
# deb-src http://mirrors.linode.com/ubuntu/ xenial multiverse
deb http://mirrors.linode.com/ubuntu/ xenial-updates multiverse
# deb-src http://mirrors.linode.com/ubuntu/ xenial-updates multiverse

## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://mirrors.linode.com/ubuntu/ xenial-backports main restricted universe multiverse
# deb-src http://mirrors.linode.com/ubuntu/ xenial-backports main restricted universe multiverse

## Uncomment the following two lines to add software from Canonical's
## 'partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
# deb http://archive.canonical.com/ubuntu xenial partner
# deb-src http://archive.canonical.com/ubuntu xenial partner

deb http://security.ubuntu.com/ubuntu xenial-security main restricted
# deb-src http://security.ubuntu.com/ubuntu xenial-security main restricted
deb http://security.ubuntu.com/ubuntu xenial-security universe
# deb-src http://security.ubuntu.com/ubuntu xenial-security universe
deb http://security.ubuntu.com/ubuntu xenial-security multiverse
# deb-src http://security.ubuntu.com/ubuntu xenial-security multiverse
deb [Arch=AMD64] https://download.docker.com/linux/ubuntu xenial stable
# deb-src [Arch=AMD64] https://download.docker.com/linux/ubuntu xenial stable
deb http://ppa.launchpad.net/mc3man/trusty-media/ubuntu/dists trusty main
# deb-src http://ppa.launchpad.net/chris-lea/libsodium/ubuntu xenial main

Webブラウザで PPAリンク を開きましたが、エラーはありません。

3
Qxrox

配布バージョンは16.04です。

しかし ご覧のとおり このPPAにはXenial用のパッケージはありません。

Ubuntuの信頼できる(14.04)バージョンのパッケージのみがあります。

このPPAを削除するには、次のコマンドを試してください。

Sudo add-apt-repository -r ppa:mc3man/trusty-media
Sudo apt update

問題を解決する必要があります。

4
Ali Razmdideh