Questions tagged [ubuntu]

Please don't use this tag just because your system is running Ubuntu. Use it **only** if your question is somehow specific to Ubuntu only. Note that https://askubuntu.com is specifically dedicated to Ubuntu questions.

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how to watch a movie from remote server (I have full access to) using VLC player on Win 10 pc?

How to watch a movie from remote server (I have full access to) using VLC player on Win 10 pc? The files are uploaded into /home/****/movies/ and have permissions set like this: ?rwxrwxr--. What I ...
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How can I remotely turn off or disable a second monitor in Ubuntu?

Question: How can I temporarily prevent Ubuntu from recognizing a second monitor that is plugged in? I'm looking for a solution that can be implemented remotely, without physical access to the ...
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Browsers redirect from local "index.html"-file to "file:///"-root

I downloaded the website https://www.untools.co/ with wget --mirror --convert-links https://www.untools.co/ and have respective pages on my filesystem: When I open untools.co/index.html with Firefox ...
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how to validate Perl Modules Installed in Ubuntu

I have a list of Perl Modules which needs to be installed on a new server . List of Perl Modules is like this perl-Expect perl-JSON perl-Net-OpenSSH perl-Test-Most perl-DBD-Mock Earlier we were ...
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Ubuntu Raid 1 mounting and size are off

Ubuntu 20.04.4, 2 new 10 TB drives, been having issues getting it mounted and using the full size. lsblk sda 8:0 0 9.1T 0 disk └─sda1 8:1 0 9....
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/usr/bin/ld: cannot find -lpython3.9d

I have this error on ubuntu 20.04 while running cmake then make [100%] Linking CXX executable /home/hilti/tmp/DearPyGuiDearSandbox/DearSandbox /usr/bin/ld: cannot find -lpython3.9d collect2: error: ld ...
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running graphical/GUI on Ubuntu

Please bear with me if you find this question naïve. I'm trying to run Linux apps on Windows 10 (1803 build 17134). So I installed from Microsoft store Ubuntu 20.04. Now I don't succeed to set DISPLAY ...
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Ubuntu server freezes

I'm trying to get to the bottom of an issue with my home server which keeps freezing after different periods of time (ranging from 3 - 7 days). It's currently running Ubuntu server: Distributor ID: ...
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Very large kvp_pool files on Azure Ubuntu VM

One of our Azure VMs running Ubuntu 18.04 is running out of space. While investigating, I found (comparatively) large files in /var/lib/hyperv: user@server:/var/lib/hyperv$ uname -r 5.4.0-1078-azure ...
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Subprocess launched inside a chroot created on a codespace with debootstrap fail with /dev/fd/62: No such file or directory

My goal is to standup a chroot with the basic Unix tool-set (bash, cp, touch, cat, etc) and any necessary dependencies need to run apt get inside a codespace. Using debootstrap gets me close. The ...
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Ethernet not working after hardware upgrade

I've recently upgraded my mobo & CPU (Asus Prime B560M-A + i3) in my Ubuntu 20.04 machine. Everything works well, except the network connection. The mobo is equipped with an Intel I219 chip, ...
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Extend the OS disk on Ubuntu 20.04

I have a VM on Azure with Ubuntu 20.04, the partitions looks like : # df -h Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs ...
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9 votes
2 answers
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CPU overheats and PC shuts down when swap is full

This doesn't necessarily have to be a Linux problem but I'll ask it here anyway. I'm using a workstation mainly for training deep learning and machine learning models. I run training codes on both CPU ...
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booting problems on Mint

Linux Mint 20.3 I did something stupid via this link, purged, shut down laptop, turned on to see the following: OK created slice system-system.x2dbacklight.slice. Starting Load/Save Screen Backlight ...
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2 answers
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bash script: copy from a folder to another within a directory and loop the process over multiple directories

I am still a beginner for bash scripting.I am trying to loop copy command to run through multiple directories. I have set of directories, P1, P2, P3,..P60. Inside each directory there are three ...
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How to see again the errors when booting?

I see some errors when booting [ FAILED ] bla bla [ FAILED ] bla bla but it goes too fast before directly goes to GUI, how to see those messages back? I've tried journalctl -r or dmesg -w it doesn't ...
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How can i create a bootable iso of my current installed system?

I'm on debian stable and I'm looking for some tools to create a bootable iso of my system, with attached apps installed and personal files, so that I can replicate it on multiple machines. At the ...
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etc shadow file for passwd - calculate not only date but time

I want to know if there is a way to get the last password change date + time stamp ?
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1 answer
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/usr/lib/x86_64-linux-gnu/<libname> is not on search path; what's the "right" way to fix that?

On Ubuntu, I tend to run up against link errors for libraries installed under /usr/lib/x86_64-linux-gnu/<libname>, which doesn't seem to be searched by default. In the latest example, I tried ...
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Chrome UI wouldn't display in selenium test

The issue is when I try to run a test with selenium in linux, the chrome ui does not appear, although I can see signs that the browser is active like the location where the browser should be getting ...
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In the vs code the number six turn into tab and the number five turn into backspace

Only when I'm in vs code, number 6 becomes tab and number 5 becomes backspace. Video showing I'm using termux emulated Ubuntu on Android 11. root@localhost:~# cat /etc/os-release NAME="Ubuntu&...
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How to get a gui like gnome in ubuntu 18.04 cloud machine

I am using a cloud machine and i wanna install a gui in that container. I tried installing a lot of methods but none of the worked with vnc server.
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1 answer
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Redirecting DNS querries from NAT'd devices and UFW

I'm having a tough time figuring this one out. I have the following network: (Internet)--(firewall) -- (PC1 (Ubuntu 20.04)) -- (PC2 (Fedora, 192.168.0.2)) PC1 has two NICs, (enp4s0) faces the firewall,...
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Verifying a hashed salted password that uses yescrypt algorithm

In order to verify a password hash we can use openssl passwd as shown below and explained here openssl passwd $HASHING-ALGORITHM -salt j9T$F31F/jItUvvjOv6IBFNea/ $CLEAR-TEXT-PASSWORD However, this ...
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1 answer
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sudo update-alternatives --config . How to set the auto entry

I'm trying to run a script that does somewhere: python setup.py egg_info This gives me an error. But if I manually do : python3 setup.py egg_info I don't get the error. Therefore I tried to sudo ...
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Touchpad stopped working after hibernate on Thinkpad X1 Carbon 2nd Gen

So whenever the laptop goes into hibernate the trackpad will stop working. If I restart or shut down it will come back. I have seen a number of posts about this, like this one: Touchpad stopped ...
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Stuck during login on server - conda related?

When I am login to my server, the terminal halts and I have to hit CTRL+C to continue and entering the server. After hitting CTRL+C I get a lot of warnings (?) related to condo I believe. Any idea ...
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Reset system loop after installing any debian based distro

I am trying to install Linux (Ubuntu). The installation process is fine. At the very end when it asks to restart computer, I restart my laptop and the message Please remove installation medium, then ...
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wine32 installation error on ubuntu 22.04 github actions

I'm trying to install wine32 on ubuntu 22.04 (github actions) but I'm getting this error: apt : Depends: libapt-pkg6.0 (>= 2.4.5) but it is not going to be installed Depends: libsystemd0 ...
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1 answer
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Fstab permissions

I created a partition called sdb1 in fat32 and created 3 folders within a main folder however I wanted the 3 folders to have different permissions. I tried to make an ana folder with all permissions, ...
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Updated 20.04 to 22.04: some apps didn't and can't be upgraded

Updated manually, but some apps (probably manually installed from ppa earlier) can't be upgraded. For example, mpv is 0.34 in 22.04, but for me $ sudo apt install mpv Reading package lists... Done ...
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Recall original user from a pts or tty session

I have recently discover new weird behaviour on my linux vm. So i am just trying to grab the original user id or username from pts or tty. On my ubuntu 20 slash 21 server LTS edition , if i go sudo ...
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rsync to Windows Server NTFS share always copies all files/folders

I am using rsync to backup the /var/www/ folder on my Lubuntu 20.04 host to an NTFS share on a Windows 2022 Server. The command below always copies every file and folder, despite the fact that no ...
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Installing AlmaLinux 9.0 over VNC

Is it possible to install AlmaLinux 9.0 or upgrade from Alma 8.6 to 9.0 fully remotely over VNC? Some Linux distributions provide Inet .iso for VNC installation, somewhere it is possible to upgrade ...
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kubeadm init missing optional cgroups

It seems that since I've updated to the newest kernel (Ubuntu server 22), I get this message during kubeadm init How to get rid of the following error? : user@kubemaster:~$ sudo kubeadm init [init] ...
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Please Help me to fix this OpenVpn error

2022-06-24 13:08:04 SENT CONTROL [server]: 'PUSH_REQUEST' (status=1) 2022-06-24 13:08:04 PUSH: Received control message: 'PUSH_REPLY,route 10.10.0.0 255.255.0.0,route-metric 1000,comp-lzo no,route-...
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0 votes
1 answer
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How to limit messages from the wall command to a specific group?

The description for the wall command states that it sends a message to all logged in users. However, the man page describes a flag, -g --group, which allows the sender to limit messages to a specified ...
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1 vote
1 answer
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Editing grub menu with secure boot enabled Ubuntu/PartedMagic

I have laptop DELL latitude 5491 with preinstalled Windows 10 with secure boot enabled and EFI mode. After I purchased, I installed Ubuntu 20.04 next to Windows as a dualboot with still secure boot ...
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Shell script does not run at desktop startup

I have a simple script that I want to run at startup but it doesn't get run. The script is simple, it just swaps right Option key with right CMD key on my Apple Magic Keyboard: #!/bin/bash xmodmap -e &...
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1 answer
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What causes Launchpad to sometimes build binaries for only amd64 and sometimes build them for both amd64 and i386?

I uploaded the same package (ocaml-sexp, manually backported from jammy) for xenial, trusty, bionic, and focal here. For the first three, Launchpad built both amd64 and i386 packages, but for focal, ...
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2 votes
2 answers
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How to uninstall only one application from a package of multiple applications?

I installed the package moreutils. I would like to remove an application included in this package called parallel. I just want to remove this one application, I'd like to leave the other applications ...
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Ubuntu 20.04 fresh install bluetooth issues

I have a fresh out of the box Dell Precision 5570 with Ubuntu 20.04 LTS installed, and am having issues with getting my bluetooth working. When I look at the bluetooth page on settings, I see a very ...
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Boot loop device as root file system

I created an ext4-filesystem on a loop device with all necessary files to boot with, e.g.: /bin /boot /dev /lib /mnt /etc ... Now I want to boot from the loop device as an image (let's say ...
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php7.3-soap install problem, Ubuntu 16.04.6 LTS (Xenial Xerus)

My system: Ubuntu 16.04.6 LTS (Xenial Xerus) I tried: sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudp apt-get install php7.3-soap Error: Reading package lists... Done Building ...
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1 answer
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Wrong Remmina Folder Colors

I installed and used Remmina through apt as an SSH organizer on Ubuntu 18.04. However, suddenly today all of the directory colors change to black whenever I switch to the dark terminal (blue for a ...
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Ubuntu go on emergency mode and not booting at all going to root

I was trying to incorporating hibernate in ubuntu when the lid closed. I use the command $sudo gedit /etc/systemd/logind.conf changed the line after removing # #HandleLidSwitch=suspend to ...
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0 votes
1 answer
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Ubuntu 22.04, Dual graphic cards, Intel for display, NVidia for GPGPU, how to setup?

My laptop got 2 graphics cards, something very similar to: https://www.linuxbabe.com/desktop-linux/switch-intel-nvidia-graphics-card-ubuntu . I would like to have Intel graphic card for display ...
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Need help identifying and closing back BIOS level backdoor - OS Agnostic [closed]

I'm stopping by trying to further narrow down my understanding and ultimately the eradication of one if not multiple Cobalt Strike beacons on multiple machines. Before you ask the normal "How do ...
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1 vote
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copy/paste in terminator stop working after a while

I am running Ubuntu 16 and has Terminator installed, for some strange reason copy/paste either through keyboard shortcut or right-click mouse menu would stop working on certain terminator windows, it ...
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Installing font packages

I'm trying to install several font packages (frontproto, inputproto, kbproto, renderproto, xproto, xetproto) in an Ubuntu 20.04 system using either apt or compiling them from source. However, I don't ...
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