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Re: Docker installation problem

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Thank you Georgi. That fixed the problem. I wonder how many of the other 
problems I have been have are due to debconf being screwed up. What 
tipped you off? This is not an obvious cause.

Thanks

Gary R.

On 7/3/21 4:39 PM, Georgi Naplatanov wrote:
> On 7/4/21 2:17 AM, Gary L. Roach wrote:
>> Hi all,
>>
>> Operating System: Debian GNU/Linux 10
>> KDE Plasma Version: 5.14.5
>> Qt Version: 5.11.3
>> KDE Frameworks Version: 5.54.0
>> Kernel Version: 4.19.0-17-amd64
>> OS Type: 64-bit
>> Processors: 4 × AMD FX(tm)-4350 Quad-Core Processor
>> Memory: 15.6 GiB of RAM
>>
>> I have been trying to get a working installation of Docker. This should
>> be easy considering all of the information available. Alas, for me, this
>> doesn't seem to be the case. My latest attempt was to use the
>> instructions at
>> *https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10*
>> . I followed the instructions to the letter with the exception of
>> skipping over the repository setup that I installed before. I got the
>> following:
>>
>>> apt install docker-ce
>>> Reading package lists... Done
>>> Building dependency tree
>>> Reading state information... Done
>>> The following additional packages will be installed:
>>>    docker-ce-cli docker-ce-rootless-extras docker-scan-plugin
>>> Recommended packages:
>>>    slirp4netns
>>> The following NEW packages will be installed:
>>>    docker-ce docker-ce-cli docker-ce-rootless-extras docker-scan-plugin
>>> 0 upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
>>> Need to get 0 B/79.1 MB of archives.
>>> After this operation, 335 MB of additional disk space will be used.
>>> Do you want to continue? [Y/n]
>>> qt.qpa.screen: QXcbConnection: Could not connect to display
>>> /Could not connect to any X display./
>>> debconf: unable to initialize frontend: Kde
>>> debconf: (debconf-kde-helper terminated abnormally (exit status: 1))
>>> debconf: falling back to frontend: Qt
>>> debconf: unable to initialize frontend: Qt
>>> debconf: (Can't locate Debconf/FrontEnd/Qt.pm in @INC (you may need to
>>> install the Debconf::FrontEnd::Qt module) (@INC contains: /etc/perl
>>> /usr/local/lib/x86_64-linux-gnu/perl/5.28.1
>>> /usr/local/share/perl/5.28.1 /usr/lib/x86_64-linux-gnu/perl5/5.28
>>> /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl/5.28
>>> /usr/share/perl/5.28 /usr/local/lib/site_perl
>>> /usr/lib/x86_64-linux-gnu/perl-base) at (eval 22) line 2.)
>>> debconf: falling back to frontend: Dialog
>>> Selecting previously unselected package docker-ce-cli.
>>> (Reading database ... 263049 files and directories currently installed.)
>>> Preparing to unpack
>>> .../docker-ce-cli_5%3a20.10.7~3-0~debian-buster_amd64.deb ...
>>> Unpacking docker-ce-cli (5:20.10.7~3-0~debian-buster) ...
>>> Selecting previously unselected package docker-ce.
>>> Preparing to unpack
>>> .../docker-ce_5%3a20.10.7~3-0~debian-buster_amd64.deb ...
>>> Unpacking docker-ce (5:20.10.7~3-0~debian-buster) ...
>>> Selecting previously unselected package docker-ce-rootless-extras.
>>> Preparing to unpack
>>> .../docker-ce-rootless-extras_5%3a20.10.7~3-0~debian-buster_amd64.deb ...
>>> Unpacking docker-ce-rootless-extras (5:20.10.7~3-0~debian-buster) ...
>>> Selecting previously unselected package docker-scan-plugin.
>>> Preparing to unpack
>>> .../docker-scan-plugin_0.8.0~debian-buster_amd64.deb ...
>>> Unpacking docker-scan-plugin (0.8.0~debian-buster) ...
>>> Setting up docker-scan-plugin (0.8.0~debian-buster) ...
>>> Setting up docker-ce-cli (5:20.10.7~3-0~debian-buster) ...
>>> Setting up docker-ce-rootless-extras (5:20.10.7~3-0~debian-buster) ...
>>> Setting up docker-ce (5:20.10.7~3-0~debian-buster) ...Could not
>>> connect to any X display.
>>> Created symlink
>>> /etc/systemd/system/multi-user.target.wants/docker.service →
>>> /lib/systemd/system/docker.service.
>>> Created symlink /etc/systemd/system/sockets.target.wants/docker.socket
>>> → /lib/systemd/system/docker.socket.
>>> Job for docker.service failed because the control process exited with
>>> error code.
>>> See "systemctl status docker.service" and "journalctl -xe" for
>>> details.Could not connect to any X display.
>>> invoke-rc.d: initscript docker, action "start" failed.
>>> ● docker.service - Docker Application Container Engine
>>>     Loaded: loaded (/lib/systemd/system/docker.service; enabled; vendor
>>> preset: enabled)
>>>     Active: activating (auto-restart) (Result: exit-code) since Sat
>>> 2021-07-03 15:54:00 PDT; 9ms ago
>>>       Docs: https://docs.docker.com
>>>    Process: 28141 ExecStart=/usr/bin/dockerd -H fd://
>>> --containerd=/run/containerd/containerd.sock (code=exited,
>>> status=1/FAILURE)
>>>   Main PID: 28141 (code=exited, status=1/FAILURE)
>>> dpkg: error processing package docker-ce (--configure):
>>>   installed docker-ce package post-installation script subprocess
>>> returned error exit status 1
>>> Processing triggers for man-db (2.8.5-2) ...
>>> Processing triggers for systemd (241-7~deb10u7) ...
>>> Errors were encountered while processing:
>>>   docker-ce
>>> E: Sub-process /usr/bin/dpkg returned an error code (1)
>>> root@debian:/var/run/docker#
>>> https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10https://www.digitalocean.com/community/tutorials/how-to-install-and-use-docker-on-debian-10
>> Note the error at docker.service and the /"Could not connect to any X
>> display" problem/. I'm not sure what to do to fix this. Any help will be
>> appreciated.
>>
> Hi Gary,
>
> try to reconfigure debconf with following command as root:
>
> # dpkg-reconfigure debconf
>
> and choose "Dialog" as interface to use.
>
> Then try to install docker again.
>
> Kind regards
> Georgi
>

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Thread

Docker installation problem "Gary L. Roach" <garyroach719@gmail.com> - 2021-07-04 01:20 +0200
  Re: Docker installation problem Georgi Naplatanov <gosho@oles.biz> - 2021-07-04 01:40 +0200
    Re: Docker installation problem "Gary L. Roach" <garyroach719@gmail.com> - 2021-07-04 02:40 +0200
      Re: Docker installation problem Greg Wooledge <greg@wooledge.org> - 2021-07-04 03:10 +0200
  Re: Docker installation problem Robbi Nespu <robbinespu@gmail.com> - 2021-07-04 06:20 +0200

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