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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13 views

Wifi-Ap snap, Simultaneous Client and Access Point now working

I've tried running "Simultaneous STA / AP Mode" using wifi-ap snap as described here: https://discourse.ubuntu.com/t/simultaneous-sta-ap-mode/19964 Tested on Ubuntu Server 20 and Ubuntu Core ...
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21 views

Resize Corner takes a lot of space in GNOME

The resize corner takes a lot of space. At least half an inch of space in all four sides of any window of a program. How should I scale it down. I'm on Ubuntu 20.04 LTS.
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43 views

How to disable Split Tunnelling in OpenConnect on Ubuntu?

I use the following command to connect to a VPN via openconnect on Ubuntu 20.04 LTS: sudo openconnect -b --protocol=gp --user=himanshuiiitian vpn.example.com --servercert XXXXXXXXXXXXXXXX Above ...
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33 views

20.04.2 Java 16 perf: interrupt took to long freezes system

Recently I updated from JDK 8 to 16. When launching java applications the system stutters which often leads to a black screen and all USB peripherals lose power. I checked the kernal and syslogs and ...
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1answer
51 views

Ubuntu 20.04 not suspending on Alienware

I am running Ubuntu 20.04 on an Alienware 17 R4 with an NVIDIA GeForce GTX 1070. I recently did a software update which caused the system not to resume after suspend so I changed the driver from ...
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39 views

Vivaldi Browser is not installing in 20.04

I had Vivaldi on this computer when it ran 16.04. After installing Focal, I downloaded the browser. When I click on install, an Ubuntu Software window tells me: Unable to install vivaldi-stable: E: ...
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1answer
55 views

How to install Cuda Toolkit Version 11.1 on Ubuntu 20.04?

I am trying to install cuda toolkit version 11.1 on Ubuntu 20.04 because a neural network I'm using is only compatible with cuda version 11.1, however, the latest version is 11.3. Is there anyway I ...
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1answer
29 views

dpkg error when trying to install ceph-deploy

I can't install ceph-deploy on Ubuntu 20.04.2 LTS. When I try: apt install ceph-deploy I get this: dpkg: error processing archive /var/cache/apt/archives/ceph-deploy_2.0.1-0ubuntu1_all.deb (--unpack):...
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1answer
57 views

Ubuntu freezes at “show applications” page

As a Linux beginner, I installed ubuntu today (no dual boot) with suggested extras. I come across with few freezes. They happened in the "show applications" place. You know like.. 9 small ...
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8 views

accounts-daemon do I need it?

I am only asking cause I see it pop up in htop on a server. I am curious, will it break my server to uninstall it? As I would like to know if it has anything to do with login passwords or even ssh-...
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20 views

Ubuntu 20.04 only get sound but no picture for mkv files

I recently installed Ubuntu 20.04 on a new SSD drive now all mkv files only playback with sound and no picture on both the video player and vlc. I have installed the ubuntu-restricted-extras which has ...
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2answers
185 views

Firefox 89.0 on Ubuntu - poor performance

I've clean install of Ubuntu 20.04.2 LTS, and Firefox 89.0. Performance of Firefox is very poor, you can see that even when scrolling simple pages, it looks like there are just 10 FPS. I know that FF ...
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41 views

Ubuntu 20.4 LTS keeps FREEZING

iam a big fan of ubuntu. i came back to ubuntu after i used windows 10 for while. i do a clean install of Ubuntu on a core i7 machine with 500 gb SSD and Nvidia Gforce GTX 1050 Ti. after a successfull ...
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29 views

Ubuntu 20.04 won't enter standby

My Alienware m15 r5 will not enter standby. When I try, it's like it half enters, my keyboard and fans stay on, and I have a _ on the top left of the screen, but then it sits there. It will resume ...
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36 views

How to configure lid close action as hibernate in Ubuntu 20.04?

I want to configure my laptop (ASUS UX461UN) to go to hibernate when I close the lid. I tried 3 basic suggestions that I saw as a result of my research. Run command sudo -H gedit /etc/systemd/logind....
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2answers
99 views

No warning for low battery

I have searched relevant questions and nothing seems to be helping. On ubuntu 20.04, all service packs up to date. I don't get low battery warning. The battery indicator shows around 30% when laptop ...
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24 views

How to fix bug “Authentication is needed to run '/usr/share/-apport/dump_acpi_tables.py' as the super user”?

I get an internal error (involving xorg), logging me out and then I have to log back in (restarting any apps, since they were all closed), then I get this error, which I've seen is a bug, but I'm not ...
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23 views

Misbehaviour while moving desktop icons on 20.04.2 (GNOME 3.36.8)

Every time I move an item on the desktop into a subfolder it reorders all icons on the desktop. Also newly created folders or files are placed at a random position rather than where I right clicked. ...
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1answer
73 views

How can I change the date and time format in GNOME Shell's top bar?

I'm using Ubuntu 20.04 LTS. I want date and time in GNOME Shell's top bar to have the following format: Sun Jun 13 07:26AM IST 2021 instead of the current: Jun 13 12:53 PM How can I achieve this?
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1answer
50 views

Laptop 'randomly' freezes and plays sound in loop from last 2/3 seconds

Please, keep in mind that I've just recently started using Linux - Ubuntu as my OS, so if you need anything else related to information of PC/System etc..., please ask me and I will update the ...
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30 views

Wifi Speed drops miserably

Device: Dell Inspiron 15 3000 series Ubuntu: 20.04 LTS (64-bit) Since today in my Ubuntu Laptop, WiFi internet speed drops to minimum. And on reconnecting, connection restores normalcy but only to go ...
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20 views

bluetooth earphones don't auto conect

I have few bluetooth audio devices, all of them expect one automatically connects. I have added the device's address as trusted device but it doesn't connect. I have to connect it manually every time. ...
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22 views

Trackpad non-functional on x360 hp pavilion laptop

I am using an x360 hp pavilion laptop, Ubuntu 20.04 LTS, kernel version (from uname -r) is 5.8.0-55-generic. sudo dmidecode | grep -A3 '^System Information' System Information Manufacturer: HP ...
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13 views

Dell Latitude E5470 mobile broadband on Ubuntu 20.04

I've got Dell Latitude E5470 with a SIM card slot built in. When trying to connect to mobile broadband in Ubuntu 20.04, it just isn't able to. Doesn't matter whether I create a connection profile or ...
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1answer
41 views

Help unable to update Ubuntu server because of error

I am not a Linux expert and I am getting the following error every time I run: $ sudo apt update && sudo apt upgrade -y E: The repository 'http://download.opensuse.org/repositories/home:/...
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1answer
47 views

Network UNCLAIMED - what is correct driver?

Ubuntu 20.04 LTS is installed on Acer Nitro 5 15-55. Network UNCLAIMED. Search for eth0 etc finds nothing. Network controller is Intel. Lshw also reports an Ethernet controller from Realtek. Can you ...
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3answers
53 views

Will any of my files be deleted while updating to 20.04

I use UBUNTU 18.04.5 and I wanna update my system to 20.04 through the command sudo do-release-upgrade. Would I lose any of my personal files on the computer?
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7 views

Ubuntu 20.04 media sharing / rygel stops and starts randomly but less than 3h ervery time

I've been having an issue with Media Sharing in Ubuntu 20.04 running on a old laptop Asus n550j (and also happens with 18.04). Rygel just stops working at random while serving music through an DLNA ...
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7 views

Chrome's share to device feature broken when sending multiples items on Ubuntu 18.04 and 20.04 (works on 16.04)

I am using Chrome's share to device feature to send a web page from Android chrome to chrome on Ubuntu. When I send a single item, it works fine. When I send multiple items to Ubuntu 16.04, it works ...
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44 views

Is there a proper solution to “Keyboard and Mouse not working after boot” problem?

I recently replaced a smashed screen on a HP Spectre x360 G2, running Ubuntu 20.04LTS. However, after booting up again I had lost the use of the laptop's touchpad and keyboard (NB. devices still ...
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14 views

Touchpad Doesn't Move Cursor - Libninput

I have bought an IdeaPad Gaming 3 15ARH05 and I installed Ubuntu. The kernel version is 5.8.0-43-generic and the Ubuntu version is Ubuntu 20.04.2 LTS. After installing Ubuntu I noticed that I couldn't ...
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2answers
46 views

alarm for Ubuntu 20.04

Is there an alarm app for ubuntu 20.04? Features: 1)In alarm we need to set the time at which it should ring.Not the remaining time from now. 2)(optional) should ring untill I stop atleast some ...
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2answers
1k views

How can I stop apt from installing snap packages?

sudo apt-get install chromium-browser for some reason installs not a proper apt-get package but is Installing the chromium snap I am aware that blocking such installs will not magically establish a ...
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18 views

Ubuntu 20.04.2 MySQL upgrade mangled our data…how to fix?

We upgraded from Ubuntu Server 18.04.5 LTS to Ubuntu Server 20.04.2 LTS. Everything seemed fine until today when we noticed that one of our applications was no longer working. MySQL appears to have ...
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47 views

Steam won't start on ubuntu 20.04 64-bit with nvidia 460 drivers installed

I have steam installed from flatpak, and in the recent months this is what it outputs whenever I try to run it: masha@gudrun:/$ /usr/bin/flatpak run --branch=stable --arch=x86_64 --command=/app/bin/...
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25 views

Weak and disconnecting wifi with RTL8821CE that is strong with windows

I have a 2 antenna wifi that gets a great signal on windows. On dual boot Ubuntu 20.04, it's very weak, to the point that it starts disconnecting if kept on long enough. Any ideas of what could cause ...
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1answer
40 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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18 views

Retrive External Drive Data on Ubuntu 20.04

Previously I am using ubuntu 20.04 LTS on my Dell Vostro 3458 laptop, on account of some technical problem in the display manager & others, I did a fresh ubuntu 20.04 LTS installation. I had a ...
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0answers
12 views

Lenovo Ideapad Touchpad not Moving

I recently get a Lenovo Ideapad Gaming 3 and install Ubuntu 20.04.2 on it. The kernel version is 5.8.0-43-generic. My issue is that I can click using the touchpad but I can't move the cursor with it. ...
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22 views

20.04.2 Server unreachable through LAN after some random time mqtt + node red + influxdb + grafana

i have this 20.04.2 vm on my esxi. it's like all the other ubuntu vms in my LAN. some cores, plenty of RAM, 50 GB lvm, vmxnet3 network adapter. it's sole purpose is mqtt, node red, influxDB and ...
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1answer
17 views

Canon MFC Printer (ethernet) discovered but won't print Ubuntu 20.4

The status reported is: Idle - No suitable destination host found by cups-browsed. Device URI implicitclass://Canon_MF642C_643C_644C_c9_4d_a4_/ Not sure what else is relevant. Thanks in advance.
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0answers
23 views

Ubuntu black login screen with diamon characters

I tried upgarding an old PC from 18.04.5 to 20.04.2 I never succeeded getting to any kind of installation from the USB stick. But I did manage to destroy probably a lot of things on the way... Now on ...
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1answer
35 views

Unable to run/uninstall/reinstall mysql on Ubuntu 20.04

After a regular upgrade of Ubuntu 20.04, I was unable to run mysql again. I got this error. xxx@xxx:/etc/mysql$ mysql ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/...
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19 views

User account not appearing in setting or login screen

After a partial upgrade, I was presented with gnome initial setup where I was forced to create a new user. With this new user I noticed the my old user was not gone, it was just not appearing on the ...
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23 views

Laptop's touchpad not working and also not showing in settings hp laptop

Laptop's touchpad not working and also not showing in settings
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1answer
77 views

Cant Return to Computer After Suspend, Ubuntu 20.04

I had this problem when i installed Ubuntu 20.04, i manage to solve it by installing Ubuntu again , and installing old drivers. Now a couple months later, i suspend my computer and get a black screen ...
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42 views

rsync (ubuntu 20.04) to Synology DS218 option -a doesnot preserve user name and group of files

I have been on the internet searching for my problem. I use rsync to copy files from my ubuntu 20.04 desktop to NAS Synology DS218+. It worked fine with ubuntu 18.04. I was able to reproduce the error ...
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0answers
29 views

“Select all” shortcut ( Ctrl+A) doesn't work in Kubuntu (20.04)

The standard shortcut Ctrl+A is enabled in Standard Shortcuts under Settings but it doesn't work in Dolphin, Kate, LOWriter, Firefox or anywhere else. I cannot find a duplicate anywhere in the ...
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0answers
28 views

Anaconda-navigator GUI window is not maximized (on the right size) [closed]

I am using Ubuntu 20.04 LTS. I installed Anaconda Navigator but its window is not showing data on right side. How can I solve this?
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32 views

graphical bug that i got when i installed linux, wouldnt go away

I have been having this graphical bug where a lot of triangles(?) appear for some reason in 3D games, web browsers and buttons, it has been bugging me a lot and I have tried a bunch of things to get ...