Skip to main content

Questions tagged [ubuntu-20.04]

Ubuntu 20.04 (Also codenamed Focal Fossa) is a Long Term Support (LTS) release which would be supported until 2025 by Canonical, it's manufacturer company. Questions on Ubuntu 20.04 are on-topic here, but you can also check out Ask Ubuntu (askubuntu.com).

Filter by
Sorted by
Tagged with
1 vote
0 answers
44 views

How to create a network bridge between wlan0 and eth1 to connect a second eth0 device?

I have a network topology as described in the Network Setup image above. I have a WiFi router on a private 10.12.12.1 network. An Ubuntu 20.04 box, on a Nvidia Jetson, is connected to a WiFi network ...
Wess's user avatar
  • 11
1 vote
0 answers
34 views

Standalone Ubuntu ported to Hyper-V has no ethernet

This configuration is a little different from what most people do. I have an Ubuntu 20.04LTS installation on an SSD which runs fine if I boot my desktop computer into it directly. But I'd rather run ...
Paul DeRocco's user avatar
0 votes
0 answers
40 views

exec: "vmware": executable file not found in $PATH error using WSL2

I'm running Ubuntu 20 inside the WSL2 on Windows 11. VMWare Workstation Pro installed with license. I run packer build and get this error Build 'vmware-vmx' errored after 48 milliseconds 826 ...
Drorit Zilberberg's user avatar
0 votes
0 answers
49 views

bash sourced command silently fails under WSL2 vs direct execution from shell?

I have a Bash script which evaluates JSON file to set environment variables and creates a function The script works fine under native Ubuntu (22.04LTS), but when you run the same script under WSL2 (...
Gnudiff's user avatar
  • 189
0 votes
1 answer
47 views

ffmpeg: Unrecognized option 'alpha_quality'

I want to make transparent videos work in Safari, which doesn't support WebM for this purpose but only H265 with alpha transparency. According to this post, I used Shutter Encoder, but only some of ...
László Monda's user avatar
1 vote
1 answer
1k views

How to properly create a service in Ubuntu?

I have a server with Ubuntu 22.04.2 LTS and I need to create a service that would be running on the server. I found this SO answer which details how to create and enable a service, however my service ...
user984621's user avatar
0 votes
0 answers
47 views

apt-rdepends php8.2 on ubuntu focal (20.04) depends on media-types

I am trying to install php8.2 on an offline Ubuntu 20.04 (focal) system. I found a guide on OSTechNix to download a package and its dependencies. My first attempt at downloading php8.2 dependencies, ...
contemplator's user avatar
0 votes
0 answers
167 views

The new Logitech StreamCam has stopped working on a specific computer after few month

There is a new Logitech StreamCam web camera purchased few month ago. It was working perfect without any issues for couple of month, but since the last week it started glitching and finally stopped ...
Semen Shekhovtsov's user avatar
0 votes
0 answers
49 views

No longer able to create or modify folder/file in Ubuntu 20.04 LTS

I was making changes to an Excel file(.xlsx) in WPS in my Windows 10 partition, and tried saving it when I got the following dialog box that my file had suddenly changed to read-only mode, which is ...
Anurag 's user avatar
0 votes
1 answer
415 views

(FATAL): The background process “SQL Databases and dependent apps” failed with a fatal error: The subprocess reported error number 127 when it ended

I am installing CPanel in ubuntu 20.04. But getting MySQL related error. (FATAL): The background process “SQL Databases and dependent apps” failed with a fatal error: The subprocess reported error ...
Jahangeer Alam's user avatar
0 votes
0 answers
577 views

Default shell in MobaXterm

I have a Windows Server 2022 which I recently had to reinstall. On this server, I am running WSL with an Ubuntu 20.04 installation. Before my reinstall I used MobaXterm to connect to the Ubuntu shell ...
BluePrint's user avatar
  • 101
3 votes
1 answer
6k views

"Windows Subsystem for Linux has no installed distributions": WSL_E_DEFAULT_DISTRO_NOT_FOUND when a distribution is installed

Some time ago, I installed WSL and Ubuntu 20. I have a script that I want to run from Windows in this WSL; however, when I use most WSL commands from Powershell or Command Prompt in both Administrator ...
Zaida's user avatar
  • 123
0 votes
2 answers
102 views

Transferring a working slackware router/firewall to ubuntu 20.04 - netplan configuration problems

I obtained my original slackware linux on 19 3.5" floppy disks in the days when CDROMs didn't exist and have been maintaining and upggrading via text terminal ever since. A recent thunderstorm ...
OldBikerPete's user avatar
0 votes
0 answers
111 views

Update Ubuntu under Parallels desktop

I'm trying to update my Ubuntu 20.04.2 ARM64 bits running using parallels using the common : sudo apt update and I'm getting the following error : Hit:1 http://ports.ubuntu.com/ubuntu-ports jammy ...
JDoe's user avatar
  • 1
0 votes
0 answers
348 views

Desktop,Music and Public folder in the Home directory gets Link (broken) (inode/symlink) on opening a pdf in the Home directory.How do I fix it?

Yesterday I shut down my laptop and it took an exceptionally long time to shut down after lots of messages being displayed by the OS(Ubuntu 20.04.6 LTS) on shutdown. Today,when I started my laptop it ...
Anurag 's user avatar
0 votes
1 answer
1k views

ubuntu 18.04->20.04; "unresolvable p*roblem ... unofficial software package"; launchpad PPA?

sudo do-release-upgrade aborts with the message An unresolvable problem occurred while calculating the upgrade. This was likely caused by: * Unofficial software packages not provided by Ubuntu ...
WesR's user avatar
  • 111
0 votes
0 answers
52 views

Importing Nagios hosts to Icinga2?

I have and old Nagios instance from Ubuntu 18.04 and wondering if I can import the config into Icinga2 somehow? I have Director installed but I don't really see an import feature. I found some docs ...
Nstevens's user avatar
  • 131
0 votes
0 answers
67 views

Jetson Xavier NX + Intel AX210NGW WIFI 6E 6Ghz

my setup: Jetson Xavier NX, Jetpack 5.1.1, ubuntu 20.04, linux kernel 5.10 Intel AX210NGW WIFI 6E 6Ghz Router netgear RAXE300 tri-band situation: I was able to connect to wifi 6ghz from my laptop ...
matteo molinari's user avatar
0 votes
1 answer
31 views

Cannot read error in console nor via redirect

What I have done: Installed Ubuntu Server 20.04.6LTS to SSD (/sda), extra drives HDD (/sdb). There is an extra HDD (call it /sdc for now) that was RAID1. RAID1: I followed the ideas outlined here, ...
Tommy Gibbons's user avatar
0 votes
0 answers
79 views

How Can I Install the open-mplane Repository on Ubuntu 20.04

I would like to install the open-mplane repository and run the open-mplane server from the GitHub repository. (Contains software implementing portions of the Management Plane (M-Plane) according to O-...
Alecanty's user avatar
0 votes
0 answers
854 views

How to restart a specific program in Supervisor without affecting other processes?

I am using Supervisor to manage multiple processes on my server. Each process is defined as a separate program in the Supervisor configuration file. I need to restart a specific program without ...
user avatar
1 vote
1 answer
1k views

Ubuntu 20.04 - Ethernet UNCLAIMED, can't upgrade kernel

Firstly, I've been googling this for hours, and I've seen several questions here, on AskUbuntu, and various other forums where the answer always boils down to "update the kernel". Let me ...
kat.is.konfused's user avatar
1 vote
1 answer
107 views

Is there any way to display terminal output value on Linux (Ubuntu 20.04) window top bar (GNOME Shell)?

First of all, I just need to view the outcome of vnstat -t continually. This command terminal output looks like this: I tried using a tool called "Argos". I created an Argos script to ...
Sahan's user avatar
  • 11
1 vote
0 answers
259 views

How do I connect netopeer2 to sample localhost on Ubuntu 20.04?

OS: Ubuntu 20.04 All components of netopeer2 is intalled by following this website. I don't know how to configure netopeer2 server username or password. I install all the components and try the ...
Alecanty's user avatar
1 vote
1 answer
764 views

Open terminal to locally forwarded port

I am using ssh to access a remote server via local port forwarding. This however being the first time I'm using ssh, I'm not quite familiar with it. I am using this command ssh -N -i ~/.ssh/id_rsa -L ...
ptushev's user avatar
  • 13
0 votes
1 answer
66 views

Accidentally installed postgres10 and postgres12 on Ubuntu

Ubuntu 20.04 came preinstalled with postgres10. Roughly 2 years ago I did a sudo apt-get install postgresql which must have installed postgres12. I never noticed that when I sudo -u postgres psql (...
R-obert's user avatar
  • 101
0 votes
0 answers
855 views

update-initramfs hangs, could relate to update-grub?

On my Ubuntu 20.04, all commands that relate to update-grub hangs. If using apt install/remove/upgrade it points to use sudo dpkg --configure -a Running that command, will cause following lines to ...
Andreas Mattisson's user avatar
2 votes
1 answer
775 views

Protocol not avaible SSH

Sometimes I can access the server, but most of the time it returns the following error. ssh -vvv [email protected] -p 23490 OpenSSH_8.4p1 Ubuntu-6ubuntu2.1, OpenSSL 1.1.1q 5 Jul 2022 debug1: ...
Gilberto Carvalho's user avatar
0 votes
0 answers
872 views

Don't use tmpfs for /tmp in WSL2

I am running Ubuntu 20.04 in WSL2. I have the problem that there is not enough space in /tmp. It is located in tmpfs. I'd like to move it into / so that it can use the space of this much bigger ...
Jan Schatz's user avatar
0 votes
2 answers
1k views

Why is crontab not executing my .sh file?

I am completely and utterly confused at why crontab with not run this .sh file. I'm using a package called pushover notifications to send a notification to my phone. I've tried so many different ...
PapRedpaw's user avatar
0 votes
0 answers
764 views

gpg --pinentry-mode loopback too much data for the ICP layer in CLI (non-gui) mode?

When I use X11 GUI mode, I can enter my passphrase through the prompt without errors: 'gpg -d <my encrypted file>'. However, when I try the same from a CLI (windowless mode) specifying pinentry-...
John McGreen's user avatar
1 vote
1 answer
1k views

How to upgrade to latest KDE Plasma, on Ubuntu 20.04 [closed]

I seem to be stuck on 5.18.8 of Plasma - even though I've updated apt - do I need to manually add a different source? I've run sudo apt-get update, and looked in "Discover" and software ...
Nik's user avatar
  • 467
1 vote
0 answers
338 views

Ubuntu 20.04 stop to start in graphic mode. I can't access to my graphic environment anymore

I am not a system engineer (I am a software developer) and I am experiencing this problem with a Linux Ubuntu 20.04 virtual machine. Today, after that I installed Python (it is the last operation that ...
AndreaNobili's user avatar
  • 7,201
0 votes
1 answer
185 views

Left mouse button stopped working

Today my left mouse button stopped working. Touchpad still works but USB cable mouse does not. I tired : system restart gnome reset unplug mouse metacity --replace & read Mouse clicks suddenly ...
PiTheNumber's user avatar
0 votes
1 answer
1k views

How to run sudo with target user environment AND without password prompt

root@Test:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 20.04.5 LTS Release: 20.04 Codename: focal root@Test:~# I'm user1 and need to run ...
Bateman's user avatar
0 votes
1 answer
1k views

DNS Server communication issue, timeout

I have set up a DNS server with both master and slave in Ubuntu 20.04.5. All the configurations are made properly. But when I am doing nslookup, it's giving the following error: ;; communications ...
Deeksha Chouksey's user avatar
-1 votes
1 answer
341 views

Why graalvm is not appearing in update-alternatives --config java?

I downloaded the file graalvm-ce-java17-linux-amd64-22.3.0.tar.gz and extract to the location usr/lib/jvm. Then i set the environment path with command export PATH=/path/to/<graalvm>/bin:$PATH ...
Prakash Karkee's user avatar
0 votes
2 answers
61 views

Ubuntu 20.04 VM on VirtualBox incompatible with "hardinfo" app

I already asked this Q on "Ask Ubuntu", but I think "Super User" community might help me too here. Question: I'm running Ubuntu 20.04 VM on Oracle VirtualBox 7.0 (from Win10 host ...
andreyk2 Hohlov's user avatar
0 votes
2 answers
3k views

Transmission on Ubuntu: daemon is running but transmission-remote says Unauthorized User?

I installed Transmission on Ubuntu 20.04 with sudo apt install transmission-daemon. After starting the service, when I try to get the status with transmission-remote -si I get: Unauthorized User I ...
RocketNuts's user avatar
  • 1,152
0 votes
0 answers
691 views

How can I get Ubuntu 20.04.5 to connect to a hybrid WPA2/WPA3 network on an early 2015 MacBook Pro?

I've looked at various questions here but in my situation, my WiFi is working on my early 2015 MacBook Pro on Ubuntu 20.04.5 LTS. The issue I'm running into is Ubuntu won't connect to hybrid WPA2/WPA3 ...
udance4ever's user avatar
0 votes
0 answers
324 views

Ubuntu 20.04 On startup is showing command/info on login screen

Showing weird information/command at login. This is a local Ubuntu installation in a virtual box. How can I fix this?
Archie Bou's user avatar
1 vote
0 answers
198 views

Can't figure out how to add padding to left side of Ubuntu 20.04.5 CLI in WSL 2(On Win11)

Posting here with updated detail after posting on AskUbuntu as user @NotTheDr01ds had a great answer but unfortunately it did not accomplish what I was hoping to accomplish. I installed WSL 2 and ...
Jake's user avatar
  • 111
0 votes
1 answer
2k views

Why linux (ubuntu 22.04.1 LTS) mounts windows (ntfs) partition without any record in fstab?

I just detected that my windows (ntfs) partition is always mounted but doesn't have any record in fstab. How and why ubuntu doing that? Is it not too obscure, why not place a record to fstab, it ...
Давид Шико's user avatar
0 votes
0 answers
934 views

Network eth0 down and won't obtain IP address after most recent 'apt updgrade'

Recently, one of my headless ubuntu 20.04 systems started displaying "System restart required" at login. As such, I did apt upgrade & apt update (not dist update). I did not regain ssh ...
Dennis 's user avatar
  • 151
0 votes
2 answers
1k views

About NVIDIA drivers not working for Ubuntu 20.04 GTX 1650

I have installed NVIDIA driver (using Software and updates) for my UBUNTU 20.04 machine running on Dell G3. After installation i noticed settings in NVIDIA X Server as "NVIDIA on demand" but ...
user avatar
1 vote
1 answer
495 views

Linux Mint 21 Terminal windows not showing as open in taskbar

Since Mint's the last update to ubuntu 20.04, I have seeing issue with some windows showing up in the taskbar. Here is an example: Example Image This issue also applies to folders that are open. This ...
user77533's user avatar
  • 111
4 votes
2 answers
7k views

No internet connection in WSL2 Ubuntu through px-proxy

I have a Windows 10 machine that connects to internet via px-proxy using localhost and port 1234 without login what works just fine; PowerShell & Co. can successfully connect to the internet. Now ...
bathyscapher's user avatar
0 votes
0 answers
1k views

systemd network issues, ' code=exited, status=1/FAILURE'

I have an application that fails to connect with networking (that's what I assume) and throws an 'code=exited, status=1/FAILURE' error if I start it using systemd. However if i start that application ...
felixgoblin's user avatar
1 vote
1 answer
46 views

Browsers do not load pages unless routed through TOR on one of my computers. Even across different operating systems. Other computer works fine

On my HP laptop I have Ubuntu 20.x installed and everything worked fine until yesterday. Firefox wouldn't load pages anymore, but TOR bundle browser did. I cannot ping google.com but I can ping 8.8.8....
user1699544's user avatar
0 votes
1 answer
1k views

How to repair/recover windows 10 that won't boot

On a Dell XPS-15-9500, I had a dual boot installation of Windows 10 and Ubuntu 20.04 that worked well for a long time. Then something strange happened (I think after a Windows update) and neither ...
Kvothe's user avatar
  • 125

1
2 3 4 5 6