Questions tagged [20.04]

Ubuntu 20.04, also known as Focal Fossa, is an LTS version released on 23rd April 2020. Will go End Of Life (EOL) April 2025. Only use this tag if your question is version-specific. Don't use this to file bugs!

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Can't Get Service to Work with systemd

I'm trying to run a service at bootup. So far I've edited the myservice.service file, and put this in it. [Unit] Description=DOESN'T WORK. [Service] Type=simple ExecStart=bash /home/otsmanager/...
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Why does the processor get hot?

Good afternoon, I have Ubuntu 20.04 operating system installed. My laptop(Lenovo b590) is equipped with Intel i3 3110M, RAM 12Gb, SSD 256, HDD 512, Intel HD 4000 and Nvidia GT720. I can't understand ...
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Overscan issue (Ubuntu 20.04.2)

I am using Ubuntu 20.04.2 LTS and am currently using the intel_panel_setter to adjust my screen so i can see all of my desktop and am wondering if there is a way to have this automatically done ...
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unknown filesystem type 'gfs2'

I've been following this guide https://discourse.ubuntu.com/t/ubuntu-high-availability-corosync-pacemaker-shared-disk-environments/14874 In order to setup the ability for Azure Ubuntu VM's to use a ...
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Screen glitching/tearing when using default nvidia proprietery drivers after installing Ubuntu 20.04 LTS on Razer blade mid 15 2019

Here is a link to a recording I made of the issue. No idea how to describe it better. https://youtu.be/3Pp9OM-Bl10 I installed Ubuntu 20.04 LTS on my midrange Razer blade 15 2019 and all was going ...
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Failed to set mode: Failed (0x03) for Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode) on ubuntu 20.04

I have a bluetooth dongle Cambridge Silicon Radio, Ltd Bluetooth Dongle (HCI mode). It starts successfully but don't get available devices to pair. This is output of systemcctl status bluetooth....
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35 views

Memory consumption in Ubuntu 20.04

Any hint on why this memory consumption and what can I do to solve it? Causes my laptop to frequently freeze
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48 views

Ubuntu 20.04 IEC958/SPDIF/Optical audio no sound

I am new to Linux and am running Ubuntu 20.04. I am using MSI motherboard and do not hear any sound output while using Fiber Optic Audio cable. I tried using: sudo aplay -l and got the following ...
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Need to get Windows .exe running at reboot [closed]

Command is: bash /home/otsmanager/NOSTWINDOWS2/script.sh Script script.sh is: sudo bash -b wine theforgottenserver.exe Trying to use guide from this site. I got the script for command ouput to work, ...
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Printing With Manual Duplex

I switched to Ubuntu, recently. I usually work with a printer that does not have support for automativ duplex (Canon MP495). I know the printer is old, but it works. I installed gnome-manual-duplex ...
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859 views

amd ryzen 5950x max frequency is 3400MHz on ubuntu 20.04

When I run lscpu, I get CPU max MHz: 3400.0000 CPU min MHz: 2200.0000 However, 5950x has a base frequency of 3400MHz and max of 4900MHz. How do I let ubuntu know that it can run up to 4900MHz? EDIT: ...
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What is this Icon Network Connection?

This Icon Appear In My Pc (Ubuntu 20.04) And Now My Wifi Connection Doesn't Work,Someone Know How Fix it?
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No sound after update to 20.04 “Dummy Output”

I lost sound after updating from 19.10 to 20.04. My sound driver appears to have been replaced with dummy output, see below No other output devices are available. I have rebooted and the problem ...
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48 views

Black screen after installing CUDA, UBUNTU 20.04

Hi can anyone help me please? I got a black screen after installing nvidia cuda drivers. UBUNTU 20.04, kernel 5.8.0-55-generic NVIDIA-SMI 465.27 Driver Version: 465.27 CUDA Version: 11.3 20gb of RAM, ...
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Ubuntu 20.04 Stuck on Black Screen Before Login

My computer is stuck on black screen with cursor before Login after booting into Ubuntu 20.04, nothing is working, even cursor is not moving, its freeze, i also tried CTRL+ALT+F4 its not opening the ...
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796 views

Remap Keyboard Shortcut for Brightness Changing

First of all, I should clarify that I am attempting to run version 20.04 on a Chromebook. The hotkeys of a Chromebook become function keys when replacing ChromeOS with Ubuntu. If I am using Kubuntu, ...
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25 views

Error on Ubuntu 20.04 LTS && the system is unable to locate package pi-bluetooth

I am new in Ubuntu and I would like to install pi-bluetooth for my projects but I can't. I looked at several forums but without having the precise answer to my specific request. I use Ubuntu 20.04.2 ...
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Bridged KVM guest crashes other guests on Ubuntu Desktop 20.04

This is my first post in the forum, so please excuse any errors. I am new to Ubuntu, but am running Desktop 20.04. I have installed KVM and configured bridged networking per the following two links ...
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External screen can function but not the built-in screen of my laptop

I have recently installed Ubuntu 20.04 on my laptop. When I connect to external screen and boost the ubuntu, the external screen can display, however the built-in screen remains in active black. I ...
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23 views

MSI Laptop - Nvidia GTX 1060 on Ubuntu 20.04 Multiple Monitors Not Working

I am pretty new here (and to Linux) so bear with me. I am recently transitioning from Windows 10 to Ubuntu 20.04 LTS. In doing so there has been some ups and downs. Currently, my biggest issue is ...
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Dell Inspiron 1545 dies on boot when on battery

My Inspiron dies if I try and boot it in battery mode. It is fine if connected to the mains. I believe this is the relevant part of syslog is below but would be happy to e-mail the full file.:- Jun 18 ...
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Hotspot on 20.04.2 and network settings in general seem to be extremely bugged

As the title says, hotspot on 20.04.2 and network settings in general seem to be extremely bugged. Not sure what's going on but it's annoying and I unfortunately am not good enough with ubuntu to do ...
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How to change the UTC time in Ubuntu [closed]

How to change my UTC time as similar to my local time? The local time and RTC time displays the correct time, but UTC time is wrong and my DB and code chooses the UTC time. So how to change the ...
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Upgrade from 16.04 to 20.04 keeping files

I did search for answers before this but what I found was slightly different so; Can I upgrade from 16.04 to 20.04 while retaining existing files etc? I have everything backed up but if able to do the ...
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18 views

An error occurred, please run Package Manager from the right-click menu

An error occurred, please run Package Manager from the right-click menu or apt- get in a terminal to see what is wrong. The error message was: 'Error: Opening the cache (E:can not open /var/lib/apt/...
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669 views

Lock screen will not unlock in Ubuntu 20.04

Since I updated to Ubuntu 20.04, I have been having issues with the lock-screen. The lock-screen works fine the first time that I lock-unlock the computer a short time after a boot. However, if the ...
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Prevent /usr/lib/xorg/Xorg from using GPU Memory in Ubuntu 20.04 Server

On an fresh Ubuntu 20.04 Server machine with 2 Nvidia GPU cards and i7-5930K, running nvidia-smi shows that 170 MB of GPU memory is being used by /usr/lib/xorg/Xorg. Since this system is being used ...
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117 views

Ubuntu 20.04 crashes: An ECC error or L2 poison was detected

Ubuntu 20.04 crashes randomly at different times. Unable to point to a specific event. uname -a Linux ubuntu 5.11.0-051100-generic #202102142330 SMP Sun Feb 14 23:33:21 UTC 2021 x86_64 x86_64 x86_64 ...
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1answer
108 views

Bluetooth Automaticly Turns off Ubuntu 20.04

When I turn my airbuds on and connect them to my laptop they keep turning on and off without even asking me and some times Wifi dose this to.. in setting there is written that Wifi and Bluetooth can ...
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29 views

My mousepad stopped working on my Asus Chromebook C202SA-YS02-GR with Ubuntu 20.04 installed

After installing Windows 8.1 on VirtualBox (as a virtual machine), my mousepad stopped working. It refuses to even respond. Currently, I am using a USB mouse. I have tried reinstalling packages ...
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Someone can help me ? i don't know what happen with my Wireless/Lan Internet Connection

Click The Link To See The Problem So i did some tutorials an any work it i can't update the drivers cause am offline with wireless or Wired Any Works!!*
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1answer
41 views

Virtualbox kernel driver problem on ubuntu 20.04

i installed virtualbox (Version 6.1.22 r144080 (Qt5.12.8)) on ubuntu 20.04 focal. after installed virtual box i got this error on lunching VM's. Kernel driver not installed (rc=-1908) The VirtualBox ...
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1answer
29 views

Ubuntu shell script for starting multiple Postgres servers

I'm fairly new to Ubuntu and I'm tying to write a .sh script that starts up 2 postgres servers. I disabled pw requirement for sudo in /etc/sudoers here is my script so far and it's probably incorrect. ...
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How to open application on a specific display in Ubuntu 20.04

I am using dual monitors and whenever one of my application opens a new window, it is always created in my secondary display instead of my primary display. I've attempted solutions involving Auto Move ...
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107 views

Suspend not working properly (cannot wake up) on Ubuntu 20.04 with NVIDIA

My problem is that I cannot suspend my computer properly. Technically I can, but when I come back and try to reopen it, it just doesn't work. My screen remains black with a blinking line, like a ...
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0answers
20 views

Ubuntu-MATE 20.04 - missing Network Connections

I have a shiny new Lenovo P14s 2nd gen ( installed with dual boot, Win10 and… ) Ubuntu MATE 20.04.2 LTS. And I can't connect by Wi-Fi. For some graphics-related driver issues (a little too shiny new ...
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1answer
41 views

shared library dependencies wrong path

I built clazy with clang-12 but Qt creator gives an error: The command "/usr/local/clazy/bin/clazy-standalone --version" terminated with exit code 127. /usr/local/clazy/bin/clazy-standalone:...
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1answer
14 views

Can't install libcgmanager0 on Ubuntu 20.04?

I need to install libcgmanager0 for some other package, however sudo apt install install libcgmanager0 returns: Package libcgmanager0 is not available, but is referred to by another package. This may ...
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3answers
36 views

How to print 4 odd pages per sheet (in front), and 4 even pages (in back)?

I have a PDF file (with 8 pages), I want to print it in the following way: It must be 4 pages per sheet, The odd pages must be printed together, same for the even pages So, we have these pages (1, 2,...
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2answers
4k views

Where can I find gnome-alsamixer on ubuntu 20.04?

I'm preparing new setup for my work with ASUS PRIME H310M-F R2.0 Mainboard. The problem is front audio panel is not working. And I googled people telling try with gnome-alsamixer. But I can't find it ...
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24 views

Chrome and Slack crashing Ubuntu 20.04

I have got strange problem that I can't resolve long time. During work I use Slack, Chrome and Intellij IDEA. In some moment when I move mouse in Chrome - that areas of screen change on white ...
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36 views

Why does starting a terminal on a different tty end up opening the program on the graphical console?

I have tried starting gnome-terminal on my tty3 using startx gnome-terminal and it ends up opening a terminal window in my GNOME session which I can access using Ctrl-Alt-F2. xterm opens up on tty3 as ...
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1answer
45 views

20.04 doesn't support Intel Core i5 10400?

I've just purchased a brand new computer and tried to install Ubuntu 20.04, but it only boots in safe graphics mode, and after installation, I get a black screen. When I go for 21.04, everything works ...
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3answers
442 views

SSH on Ubuntu 20.04 Windows 10 Subsystem ignores IdentityFile specified in .ssh/config

SSH flat out ignores the identity file I've specified in my .ssh/config file and will not use that key to authenticate with my work server. This is my config file: Host * # This is to fix ...
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15 views

Ubuntu 20.04 LTS dual boot freezes before login, cannot enter TTY (likely a nvidia drivers problem)

I've been breaking my head on this one for almost two weeks now and I really don't know how to solve this, I've followed dozens of askubuntu questions, bot none seems to help solve my problem. Since ...
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25 views

Can I reference a file in another file location rather than copying and pasting it?

Imagine I have a file named "Movie 1" sized 2 gb in the Videos directory, and then i want to organize that file into 2 other files, such as placing "Movie 1" into "Funny ...
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20 views

No option to maximize in Anaconda Navigator Window

I recently switched to Ubuntu from windows. When opening anaconda-navigator the application is opened as below. There is no maximize button available. Searched multiple sites but still don't ...
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0answers
10 views

Netextender disconnecting on ubuntu 20.04

I'm using netextender to connect to my company's network. It does connect, whether I use the gui or the cli, but after a few minutes it just stops receiving and or sending packages. I tried these ...
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1answer
63 views

Ubuntu 20.04 - cant get sounds anymore on dell T7610

After running an upgrade I dont have sound anymore hereafter a few parameters of my system uname -a Linux ap3 5.8.0-51-generic #57~20.04.1-Ubuntu SMP Fri Apr 16 12:34:52 UTC 2021 x86_64 x86_64 x86_64 ...
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0answers
19 views

Ubuntu 20.04 - Install a specific version of openjdk “1.8.0_201”

I have openjdk version "1.8.0_292" installed on my Ubuntu 20.04. I need to install an exact version of openjdk - 1.8.0_201 How do I do that? The reason being that an old application I am ...

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