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E: Malformed entry 1 in list file /etc/apt/sources.list.d/pgdg.list (Suite) E: The list of sources could not be read.

my source.list file is as below:

# deb cdrom:[Ubuntu 20.04.3 LTS _Focal Fossa_ - Release amd64 (20210819)]/ focal main restricted

See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to


newer versions of the distribution.


deb http://pk.archive.ubuntu.com/ubuntu/ focal main restricted


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal main restricted


Major bug fix updates produced after the final release of the


distribution.


deb http://pk.archive.ubuntu.com/ubuntu/ focal-updates main restricted


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal-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://pk.archive.ubuntu.com/ubuntu/ focal universe


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal universe


deb http://pk.archive.ubuntu.com/ubuntu/ focal-updates universe


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal-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://pk.archive.ubuntu.com/ubuntu/ focal multiverse


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal multiverse


deb http://pk.archive.ubuntu.com/ubuntu/ focal-updates multiverse


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal-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://pk.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse


deb-src http://pk.archive.ubuntu.com/ubuntu/ focal-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 focal partner


deb-src http://archive.canonical.com/ubuntu focal partner


deb http://security.ubuntu.com/ubuntu focal-security main restricted


deb-src http://security.ubuntu.com/ubuntu focal-security main restricted


deb http://security.ubuntu.com/ubuntu focal-security universe


deb-src http://security.ubuntu.com/ubuntu focal-security universe


deb http://security.ubuntu.com/ubuntu focal-security multiverse


deb-src http://security.ubuntu.com/ubuntu focal-security multiverse


This system was installed using small removable media


(e.g. netinst, live or single CD). The matching "deb cdrom"


entries were disabled at the end of the installation process.


For information about how to configure apt package sources,


see the sources.list(5) manual.
Tech Work
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  • What is the error exactly you are getting , what you tried and other details are must for getting a good answer. – Error404 Oct 06 '21 at 12:22
  • tried to run this command 'sudo apt update' – Tech Work Oct 06 '21 at 12:23
  • deb http://pk.archive.ubuntu.com/ubuntu/ focal main restricted This is the line the error is complaining about. Maybe #it out for now and try to run apt again. 4 th line down in your display. – David Oct 06 '21 at 12:25
  • still getting the same error E: Malformed entry 1 in list file /etc/apt/sources.list.d/pgdg.list (Suite) E: The list of sources could not be read. – Tech Work Oct 06 '21 at 12:27
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    Please [edit] your question and add the result of sudo apt update mark it with code fences. – Error404 Oct 06 '21 at 12:31
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    The error is in line 1 of the file mentioned in your message etc/apt/sources.list.d/pgdg.list .. on a new install the sources.list.d/ directory is empty; so a user on your system with sudo privileges has added it post-install incorrectly. – guiverc Oct 06 '21 at 12:33

0 Answers0