How to install xvfb and / or how to enable the package verification on Ubuntu 23.10

Thu Jan 25 19:34:00 UTC 2024

root at marietto:/home/mario# apt update

Get:1 http://archive.ubuntu.com/ubuntu mantic-updates InRelease [109 kB]
Get:2 http://security.ubuntu.com/ubuntu mantic-security InRelease [109 kB]

Err:1 http://archive.ubuntu.com/ubuntu mantic-updates InRelease

 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_di
sts_mantic-updates_InRelease
Get:4 https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu mantic
InRelease [23.8 kB]
Err:4 https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu mantic
InRelease
 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/ppa.launchpadcontent.net_moz
illateam_ppa_ubuntu_dists_mantic_InRelease
Get:5 http://archive.ubuntu.com/ubuntu mantic InRelease [256 kB]

Get:6 https://packages.mozilla.org/apt mozilla InRelease [1350 B]

Err:6 https://packages.mozilla.org/apt mozilla InRelease

 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/packages.mozilla.org_apt_dis
ts_mozilla_InRelease
Err:5 http://archive.ubuntu.com/ubuntu mantic InRelease

 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_di
sts_mantic_InRelease
Get:7 http://archive.ubuntu.com/ubuntu mantic-backports InRelease [90.8 kB]

Err:7 http://archive.ubuntu.com/ubuntu mantic-backports InRelease

 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_di
sts_mantic-backports_InRelease
Err:2 http://security.ubuntu.com/ubuntu mantic-security InRelease
 Couldn't execute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/security.ubuntu.com_ubuntu_d
ists_mantic-security_InRelease
Get:3 http://netix.dl.sourceforge.net/project/ubuntuzilla/mozilla/apt all
InRelease [1027 B]
Err:3 http://netix.dl.sourceforge.net/project/ubuntuzilla/mozilla/apt all
InRelease
 Clearsigned file isn't valid, got 'NOSPLIT' (does the network require
authentication?)
Reading package lists... Done
W: GPG error: http://archive.ubuntu.com/ubuntu mantic-updates InRelease:
Couldn't execute /usr/bin/a
pt-key to check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_mantic-updates_InRelease

E: The repository 'http://archive.ubuntu.com/ubuntu mantic-updates
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: GPG error: https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu
mantic InRelease: Couldn't exe
cute /usr/bin/apt-key to check
/var/lib/apt/lists/partial/ppa.launchpadcontent.net_mozillateam_ppa_u
buntu_dists_mantic_InRelease
E: The repository 'https://ppa.launchpadcontent.net/mozillateam/ppa/ubuntu
mantic 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: GPG error: https://packages.mozilla.org/apt mozilla InRelease: Couldn't
execute /usr/bin/apt-key
to check
/var/lib/apt/lists/partial/packages.mozilla.org_apt_dists_mozilla_InRelease
E: The repository 'https://packages.mozilla.org/apt mozilla 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: GPG error: http://archive.ubuntu.com/ubuntu mantic InRelease: Couldn't
execute /usr/bin/apt-key t
o check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_mantic_InRelease
E: The repository 'http://archive.ubuntu.com/ubuntu mantic 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: GPG error: http://archive.ubuntu.com/ubuntu mantic-backports InRelease:
Couldn't execute /usr/bin
/apt-key to check
/var/lib/apt/lists/partial/archive.ubuntu.com_ubuntu_dists_mantic-backports_InRele
ase
E: The repository 'http://archive.ubuntu.com/ubuntu mantic-backports
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: GPG error: http://security.ubuntu.com/ubuntu mantic-security InRelease:
Couldn't execute /usr/bin
/apt-key to check
/var/lib/apt/lists/partial/security.ubuntu.com_ubuntu_dists_mantic-security_InRele
ase
E: The repository 'http://security.ubuntu.com/ubuntu mantic-security
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.
E: Failed to fetch
http://downloads.sourceforge.net/project/ubuntuzilla/mozilla/apt/dists/all/InRele
ase  Clearsigned file isn't valid, got 'NOSPLIT' (does the network require
authentication?)
E: The repository '
http://downloads.sourceforge.net/project/ubuntuzilla/mozilla/apt all
InRelease' i
s 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.

On Thu, Jan 25, 2024 at 8:28 PM Aaron Rainbolt <arraybolt3 at gmail.com> wrote:

> On 1/25/24 12:36, Mario Marietto wrote:
>
> Hello.
>
> I have two problems to fix :
>
> 1) how to install xvfb on Ubuntu 23.10
> 2) how to enable the verification when I install the packages. You will
> understand everything reading below :
>
> root at marietto:/home/mario# lsb_release -a
> No LSB modules are available.
> Distributor ID: Ubuntu
> Description:    Ubuntu 23.10
> Release:        23.10
> Codename:       mantic
>
> root at marietto:/home/mario# apt install xvfb
>
> Reading package lists... Done
> Building dependency tree... Done
> Reading state information... Done
> The following NEW packages will be installed:
>  xvfb
> 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
> Need to get 869 kB of archives.
> After this operation, 2211 kB of additional disk space will be used.
> WARNING: The following packages cannot be authenticated!
>  xvfb
> Install these packages without verification? [y/N] y
>
> Ign:1 http://security.ubuntu.com/ubuntu mantic-security/universe amd64
> xvfb amd64 2:21.1.7-3ubuntu2.4
>
> Err:1 http://archive.ubuntu.com/ubuntu mantic-security/universe amd64
> xvfb amd64 2:21.1.7-3ubuntu2.4
> 404  Not Found [IP: 91.189.91.83 80]
>
> E: Failed to fetch
> http://archive.ubuntu.com/ubuntu/pool/universe/x/xorg-server/xvfb_21.1.7-3ubuntu2
> .4_amd64.deb
> 404  Not Found [IP: 91.189.91.83 80]
>
> E: Unable to fetch some archives, maybe run apt-get update or try with
> --fix-missing?
>
> thanks.
>
> Your apt database on the local machine is out-of-date and it's trying to
> download an old version of the xvfb package that no longer exists. Run
> `sudo apt update`, then try `sudo apt install xvfb` again.
>
>
> --
> Mario.
>
> --
> Aaron Rainbolt
> Lubuntu Developer
> Matrix: @arraybolt3:matrix.org
> IRC: arraybolt3 on irc.libera.chat
> GitHub: https://github.com/ArrayBolt3
>
> --
> ubuntu-users mailing list
> ubuntu-users at lists.ubuntu.com
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>

-- 
Mario.
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