Questions tagged [apt]

Advanced Packaging Tool, the package manager for Debian-based distributions. It is also the most used tool for installing packages in Ubuntu. Questions about using any of the apt tools should use this tag.

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Installed different package version with apt install

I'm trying to install eigen 3.3.7 libeigen3-dev by simply using sudo apt install libeigen3-dev, however, on computer 1, the correct version was installed libeigen3-dev is already the newest version (...
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How to fix apt-get “unmet dependecies” errors? [duplicate]

Whenever I try to install anything with apt-get, I get error messages: apt-get install abinit Reading package lists... Done Building dependency tree Reading state information... Done You might ...
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how to Clean Install rtl8821ce-5.5.2.1 package

serpent@kjkszpj:~$ sudo apt full-upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to ...
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1answer
120 views

No include file for fortran library

I need to build a Fortran program that uses (among others) the library netcdf, which I downloaded using apt-get (my computer is on Ubuntu 20.04). Installing the library worked, the share object files ...
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Deploying Django Application on Linux Server with Plesk

Please note: I have no previous experience deploying web applications on a server, and this is my first time. I have a Ubuntu 20.04 server with a Plesk and I am trying to deploy a Django app. I have ...
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Dependency issue with CUDA 10.1 and libcublas

I am trying to install CUDA 10.1 following https://www.tensorflow.org/install/gpu. Everything seems to work, except for the fact that installing cuda-10-1 installs libcublas10 and libcublas-dev in ...
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1answer
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Can't install Wine on Ubuntu 20.0.4

I have run through the steps posted on various websites a dozen times and I keep getting the same error. So I added the key, and the repo, here it is in my /etc/apt/sources.list file deb https://dl....
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1answer
22 views

can't update any packages due to error in '/usr/sbin/update-info-dir'

I'm unable to update any packages in ubuntu due to an error in '/usr/sbin/update-info-dir' the error is given as: Setting up install-info (6.5.0.dfsg.1-2) ... /usr/sbin/update-info-dir: 9: export: : ...
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No module named 'uaclient' during `sudo apt upgrade` (ubuntu 16.04)

I'm trying to upgrade my desktop from ubuntu 16.04 to 18.04. (I regret not having upgraded it earlier before the ubuntu 16.04 EOL arrived. Two weeks ago I have upgraded two 16.04 notebooks to 18.04 ...
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The repository 'https://apt.repos.intel.com/mpi all Release' is no longer signed during `apt-get upgrade` in ubuntu 16.04

I'm trying to upgrade ubuntu 16.04 to 18.04, but the first step gives me this error. ckim@chan-ubuntu:~$ sudo apt-get update [sudo] password for ckim: Get:1 file:/var/cuda-repo-10-0-local-10.0.130-...
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1answer
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Using wildcards with apt-get in fish

While attempting to remove all the Ubuntu MATE stuff that got onto my system, fish seemed to reject wildcards for apt-get. sudo apt-get remove mate-* fish: No matches for wildcard “mate-*”. See `help ...
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How to deal with “Unable to locate package” when installing a package?

I've just switched to Ubuntu 20.04 (via a fresh install, due to an upgrade error). I'm trying to install a package that I used to use on Ubuntu 18.04 called zoxide and I'm having a little difficulty. ...
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Error running apt update E: Unable to determine file size for fd 7 - fstat

I have set up Ubuntu 21.04 Base image in Termux. When I run apt update, I get the following error. root@localhost:~# apt update Get:1 http://ports.ubuntu.com/ubuntu-ports hirsute InRelease [269 kB] ...
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ubuntu 20.04 black screen on boot

i'am using ubuntu 20.04 and having dual boot. while uninstalling the gcc package, i mistakenly uninstalled ubuntu-desktop and libstdc++.so.6 package now i'am facing this black screen when i boot on ...
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apt install remove other softwares (not dependencies)

A beginner here. I tried to install wine by using sudo apt install wine. This thing has happened to me twice. I tried to install wine but it removed other software like discord, google chrome and zoom....
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Sound is not working in Pos OS possibly due to groovy package which is not updating [closed]

When I am updating packages via sudo apt update I get the following: Hit:1 http://dl.google.com/linux/chrome/deb stable InRelease Hit:2 http://ppa.launchpad.net/linuxuprising/apps/ubuntu groovy ...
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build-essential could not be installed on Kubuntu 20.04

The following error is returned: Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have ...
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I have tried to install Pop-Desktop on Ubuntu, but now I want to turn back to default DE

I'm on Ubuntu 20.04 LTS. I've tried to download pop-desktop on Ubuntu with: sudo add-apt-repository ppa:system76/pop sudo apt update sudo apt install pop-desktop and I've got the error: dpkg-deb: ...
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1answer
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invalid: EXPKEYSIG C8CAB6595FDFF62

I am getting the following message when I type 'sudo apt update' in the terminal: W: GPG error: http://ddebs.ubuntu.com focal Release: The following signatures were invalid: EXPKEYSIG C8CAB6595FDFF622 ...
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apt-get install: Error: Timeout was reached

Why when using apt-get install I frequently see the error Timeout was reached? v@v-VirtualBox:~$ sudo apt-get install chrony Reading package lists... Done Building dependency tree Reading state ...
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sudo apt-get update error in Ubuntu 18.04 [duplicate]

Ign:70 http://archive.ubuntu.com/ubuntu bionic-updates/multiverse arm64 Packages Err:14 http://archive.ubuntu.com/ubuntu bionic/main arm64 Packages 404 Not Found [IP: 91.189.88.142 80] Ign:52 http://...
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OpenCV installation in ubuntu 18.04 on Jetson Nano

when I am running this ubuntu command below error is coming: For installation I am using this link: https://jkjung-avt.github.io/opencv-on-nano/ Err:12 http://old-releases.ubuntu.com/ubuntu xenial-...
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Wifi icons missing in ubuntu studios

I accidentally typed a command 'sudo apt-get remove atl' And most of the icons went missing before I quit the terminal window. I am not able to see the wifi options in screen. Any help would be ...
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apt error message ubuntu virtualbox guest

So i have just installed Ubuntu (Minumal Installation) on Virtual Box Mac. I cant install any software form apt. It gives me error saying E: Unable to locate package cmatrix i have had this problem ...
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apt update error “no route to host” on ubuntu servers [duplicate]

This morning I ran sudo apt update and, I got following error (many times): I think it is able to connect with some repos. I tried pinging 43.255.166.254 which showed 100% packet loss. I also tried ...
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Why can't I see the key ID when using apt-key list?

From the question How can I remove gpg key that I added using apt-key add -? and this answer I learnt about sudo apt-key list. The answer notes I can use sudo apt-key del <keyid> where the can ...
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1answer
36 views

Could not find command-not-found database

problem Any command does not return a list of options, e.g. for the non-existent plp: $ plp Could not find command-not-found database. Run 'sudo apt update' to populate it. plp: command not found ...
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1answer
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receiving GPG error notification each time I do sudo apt update, and sudo apt upgrade

getting this readout while doing update, and upgrade Reading package lists... Done W: GPG error: http://download.videolan.org/pub/debian/stable Release: Detached signature file '/var/...
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125 views

I've been running into this issue when using the apt update/upgrade command [closed]

I'm using lubuntu 16.04. Reading package lists... Done Building dependency tree Reading state informationn... Done Calculating upgrade... Done 0 upgraded, 0 newly installedd, 0 to remove and ...
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Issues with MariaDB 10.3 development libraries and Ubuntu 20.04

Trying to install any of the MariaDB 10.3 development library packages for the version that comes with Ubuntu 20.04 seems to result in circular or unmet dependencies. I ran into this when trying to ...
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Google chrome update error

I am a new user of ubuntu. I need help!!! I wanted to update my google chrome and I tried various methods which I found on the internet. But anything did not work and I got the following error now. '...
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22 views

cannot install mysql server

Shows this error: Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an ...
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0answers
40 views

How keep downloaded packages? [closed]

how can I keep downloaded packages after apt install command ? I don't know why you need details about the question because apt is the same across all the ubuntu version. Anyway, I have LUbuntu 20.04....
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0answers
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How can I instruct apt, not to make EFI changes

I have Ubuntu installed on a USB stick, which is plugged into an otherwise fully functioning machine. When I boot to the USB stick (using a manually configured EFI boot entry for the USB stick) and ...
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1answer
71 views

Raspberry Pi 4 Running Ubuntu 20.04 Refuses to Find 20.10 Update - No new release found

I'm in the process of attempting to move 20.04 to my SSD drive and part of that process is updating to 20.10. Sounds simple eh! I'm not a Linux person thus far, hence buying the Pi! I've tried many ...
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24 views

Error when “sudo apt update”

I was trying to run the command sudo apt update, but I'm getting the following error: $ sudo apt update E: Malformed entry 1 in list file /etc/apt/sources.list.d/lutris.list (Suite) E: The ...
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1answer
27 views

How can I disable hwe-support on ubuntu 18.04?

The OS is Ubuntu 18.04.5 I want to use GA kernel. SO I do these operations: it@it51:~$ sudo apt install linux-generic Then reboot the machine. I uninstall HWE kernel: it@it51:~$ sudo apt-get purge ...
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80 views

grub-install: error: relocation 0x4 is not implemented yet

After a system update a little while ago, grub has failed to install. The error message is grub-install: error: relocation 0x4 is not implemented yet. This now appears every time I attempt to install ...
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QUESTION NS-3 ubuntu

I want to ask if anyone work with the simulator NS-3?, actually I installed the latest version of Ubuntu 20.04 and I wanted to download NS-3.31, but during the building phase, it compiles and then it ...
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0answers
23 views

Cannot work with javac or entire system

I keep trying to run my java program with: javac HelloWorld.java But it returns an error (yes, I am in the folder the file is in): Command 'javac' not found, but can be installed with: sudo apt ...
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22 views

Sudo-apt update giving me errors? [duplicate]

I am a new user and I am having trouble working around this issue. When I sudo-apt update, I get the error: <pre>Hit:1 http://us.archive.ubuntu.com/ubuntu groovy InRelease ...
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1answer
28 views

How should we install deb packages from the Internet and keep them updated? [duplicate]

Packages like discord or vivaldi provide a .deb file which can be installed using apt install. Let's say in case of an update, how should one go about updating this package? I don't think these ...
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20 views

Operation was interrupted before it could finish

I was trying to install surface-linux (https://github.com/linux-surface/linux-surface/wiki/Installation-and-Setup) on my Ubuntu 21.04 setup. When I was running "sudo apt install linux-image-...
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1answer
45 views

apt-get update explodes - public keys missing, how to add them?

I'm not able to apt-get update anymore, because of missing public keys. Err:14 http://ppa.launchpad.net/webupd8team/java/ubuntu focal Release ...
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1answer
21 views

Cannot Install anything because of error exit status 2 and error code (1)

Whenever I try to install anything,I am trying to install chrome in particular but it doesnt let me install anything dpkg-deb: error: archive '/var/cache/apt/archives/google-chrome-stable_90.0.4430.93-...
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1answer
127 views

qt5-default not in Ubuntu 21.04

I tried to install qt5-default but the package was not found. Of course, I read this question and added universe to the apt and done a apt update. I think qt5-default is not in 21.04 yet as it says ...
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1answer
25 views

Getting error run sudo apt-get upgrade on ubuntu 16.04

setting xserver-xorg-legacy/xwrapper/allowed_users from configuration file dpkg: warning: files list file for package 'libqt5webkit5:amd64' missing; assuming package has no files currently installed ...
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1answer
55 views

How can I upgrade from an older version of Ubuntu to a newer one [duplicate]

Suppose I have Ubuntu 12.04. I want to upgrade to 20.04, So how do I do this? Is it possible with apt like sudo apt dist-upgrade or it does something else?
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20 views

Unmet Dependencies issue, not able to install/remove anything

whenever I try to install , or remove any package , this error shows.I used apt install -f , I have removed broken packages from recoveruy mode . How could I fixx it. sudo apt autoremove Reading ...
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1answer
66 views

How can I fix Libreoffice after apt autoremove broke it?

I was installing R and RStudio on my pc because I need it for my course and while using the terminal to do that, the system suggested me to remove a bunch of files with autoremove. I though "the ...

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