All Questions
414,675
questions
1
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1
answer
102
views
ubuntu doens't resolve usb device name
I have a ARM SBC running linux and configured to be connected to a pc via USB using rndis gadget.
Inside my device I configured dnsmasq to provide to the host pc an ipv6 address, I also configured the ...
1
vote
1
answer
554
views
ssh public key files have ms publisher icon. How do I get rid of that?
Ssh public key files have ms publisher icon while I didn't install that. It is a fresh Ubuntu installation. It opens with default text editor.
Why does it have that icon and how do I get rid of it?
1
vote
1
answer
154
views
Xubuntu 18.04.6 LTS, suddenly I can't connect to the internet via ethernet, getting DNS_PROBE_FINISHED_BAD_CONFIG
All I did was restart my router.
Everything else connects without a problem, including my Windows 10 partition in another computer.
I tried googling it, and all that came up was some stuff involving ...
1
vote
4
answers
6k
views
MediaTek MT7921 Bluetooth not detected
I bought an Asus Vivobook F513 laptop which has the MediaTek MT7921 Lan Card.
As soon as I installed Ubuntu 20.04LTS to dual boot with windows, I noticed I didn't had either Wi-Fi or Bluetooth.
After ...
1
vote
1
answer
2k
views
Upgrading from Ubuntu 16.04 in late 2021 [duplicate]
I got access to a computer using Ubuntu 16.04. Since it is out of support, I am in need to upgrade it to, say, 20.x.
To do this, I am prompted to execute sudo apt-get update before. But this gives the ...
1
vote
1
answer
3k
views
How can I add an icon on the taskbar for a running application without icon? [duplicate]
Some applications run perfectly fine, however, they do not show any icon in the taskbar as shown below:
Notice that all the running applications have icons except the last one (see the arrow) where ...
1
vote
1
answer
2k
views
Problem using WiFi on Ubuntu Budgie 20.04 LTS with USB wifi adapter (Zebronics USB wifi adapter)
I am new to linux and currently using Ubuntu Budgie(Dual Boot with windows 7). I am unable to use wifi. Have a look at the following Condition.
Wifi Adapter model - "ZEB-USB300WF"
Ubuntu ...
1
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1
answer
765
views
VGA monitor works with Windows but not with Ubuntu
I have a dual boot PC with a NVIDIA 610 graphics card, usually connected to a HDMI monitor. Testing a free-to-me VGA monitor works with both monitors, but not with the VGA only on Ubuntu 20.04. VGA ...
1
vote
1
answer
557
views
Cron job seems to be running but no output and got killed after a while
I am trying to run my python scripts with crontab. I have 2 python scripts in the same directory. The first one file1.py has just 1 line print(1). The second file file2.py begins with print(2) but ...
1
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1
answer
2k
views
Live Server in VS Code Ubuntu does not automatically open the browser tab. Need Help
I am using VS Code in Linux. The OS Details are given below
NAME="Ubuntu"
VERSION="20.04.3 LTS (Focal Fossa)"
Here's a brief description of what the issue is -
I installed the ...
1
vote
1
answer
2k
views
How do I get to Subiquity logs from the command line?
I'm trying to do an automated install of Ubuntu 20.04.2 via PXE boot on a remote machine where my only access is through a virtual terminal. Subiquity is crashing somewhere in
/subiquity/Install/...
1
vote
1
answer
404
views
apache2.distrib:1 duplicate log entry for /var/log/apache2/access.log
I have an Apache bug.
(https://bugs.launchpad.net/ubuntu/+source/apache2/+bug/1945311 - Ubuntu 18 version 2.4.29-1ubuntu4.18 on my Plesk Ubuntu server).
I found a workaround here:
https://support....
1
vote
1
answer
3k
views
libffi and libp11-kit - no version information available
Every time I update the package sources list with:
sudo apt update
I get many lines of code like this:
/usr/lib/apt/methods/https: /usr/local/lib/x86_64-linux-gnu/libffi.so.7: no version information ...
1
vote
1
answer
6k
views
getting kex_exchange_identification: Connection closed by remote host for priavate gitlab domain, what may the cause?
I am in Ubuntu 20.04.2 LTS telling this because looks like this version has encryption issues. Today I created a key that's perfectly working on [email protected] but gives kex_exchange_identification: ...
1
vote
1
answer
365
views
Is it possible to prevent R package conflicts while upgrading Ubuntu 16.04 LTS with R from CRAN to Ubuntu 18.04 LTS?
I have fully updated Ubuntu 16.04.7 LTS amd64 which was configured for RMarkdown/bookdown, LaTeX publishing using the following commands:
sudo apt-get install apt-transport-https
cat <<EOF | ...
1
vote
1
answer
113
views
Unable to detect Seagate 2 TB HDD on Dell Vostro 3480
After constantly facing issues with Windows 10 updates, I decided to switch over to Ubuntu 18.04 LTS as I am somewhat familiar with Ubuntu. However, after successful installation of Ubuntu 18.04 LTS, ...
1
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1
answer
2k
views
cryptsetup: Waiting for encrypted source device after the motherboard has been replacement
I have a dell xps laptop: the ram was faulty and the motherboard has been replaced.
The problem: My hard drive was encrypted and now I am not able to recover it. I am using Ubuntu 20.04.
Booting ...
1
vote
1
answer
851
views
Source Of The pci.ids file
What is the source of the pci.ids file?
Is it part of the pciutils package or included when OS is designed without regarding pciutils package?
It looks like the file may be located in different ...
1
vote
1
answer
789
views
I want to give my other disk read/write permission all the time
I recently moved from windows to Ubuntu, I used one of my 2 drives to install Ubuntu and all my data in the other drives with the old windows partitions.
Now I need to mount partitions of my old drive ...
1
vote
1
answer
2k
views
Keyboard and mouse not working after upgrading nvidia drivers on Ubuntu 20.04
After installing the latest nvidia drivers on ubuntu 20.04 I can no longer use mouse/keyboard. I used this recipe: How can I install Nvidia drivers on Ubuntu 18.04 with secure boot?.
I believe this ...
1
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1
answer
415
views
What is enabling mariadb on first boot
A bit of background on what I'm trying to do: We are building an Ubuntu image that we deploy to thousands of workstations. We need to have MariaDB available on the workstations, but we only want it ...
1
vote
1
answer
175
views
How to install runtime package corresponding to a development package
Using for build an application libjpeg-dev package that is installed using
apt install libjpeg-dev
This command depending on ubuntu release install libjpeg8, or libjpeg62, or another one.
I was ...
1
vote
1
answer
3k
views
OpenConnect certificate failed verification, it says its expired, but it is NOT!
When I try to connect to my OCServ using OpenConnect client in ubuntu it throws an error:
Connected to x.x.x.x:yyy
SSL negotiation with server.domain.tld
Server certificate verify failed: certificate ...
1
vote
1
answer
258
views
Disposition of xserver-xorg-hwe-18.04 in system upgraded to 20.04
I've been upgrading some 18.04 systems to 20.04 and in general it's going well. But some of the systems have a package xserver-xorg-hwe-18.04 still installed after the upgrade. My thought was to ...
1
vote
1
answer
4k
views
lsmod command not working in windows subsystem for linux
I have installed windows subsystem for linux with ubunut version 20.04 in windows 10 from microsoft store .I tried to install netextender software in that subsystem through terminal.But I get below ...
1
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1
answer
219
views
compile install libexpat for mingw under ubuntu
I'm using mingw under ubuntu to create windows executables. I need to use expat. It's not included in the repo, so I gather that I need to install it from sources. Is there an easy way to do this?
1
vote
1
answer
10k
views
AH00112: Warning: DocumentRoot [/html/www/html] does not exist
when I do
cd /etc/apache2/
apache2ctl configtest
I get this:
AH00112: Warning: DocumentRoot [/html/www/html] does not exist
Where can I find that line, so I can change it?
1
vote
1
answer
148
views
MATE visually show active window
Is it possible to visually dim nonactive windows in Ubuntu MATE, using the default Marco window manager? Is it possible to with a different window manger?
I work with multiple monitors with many ...
1
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1
answer
1k
views
how to mount a writable loopback image as easily as we can create it?
To create a image we just run gnome-disks and then format it. And the 1st time it will be (auto?) mounted writable.
but after that, I can only mount it readonly with the "open with disk image ...
1
vote
1
answer
338
views
how to manually install Firefox plugins, ubuntu 20
Firefox is not recognizing some file extensions ( ie: RAR files), so every time I download one it waits with a dialogue box asking what I want to open it with. It will not just save the file.
There is ...
1
vote
1
answer
560
views
Desktop environment isn't working after trying to install GNOME 40
I have installed Ubuntu 21.04 on my Laptop, everything with the DE was fine till now.
I saw a video on YouTube showing the new Gnome 41. I wanted to install that.
I didn't found a tutorial to install ...
1
vote
2
answers
2k
views
DBeaver tunnel connection says ssh-keygen permission denied
I tried connecting to my remote DB on DBeaver through a tunnel configuration.
I added the required details and tried connecting with my ssh private key, but it is throwing an error saying permission ...
1
vote
1
answer
87
views
Handy command for editing previously executed mistyped command and overwriting history entry with the fixed one
until recently I was pretty sure that fc command opens previously executed command in the default editor, executes submitted changes and overwrites last entry from the bash history. However, seems ...
1
vote
1
answer
3k
views
Error while coping from Read-only source using rsync
I'm trying to copy a folder using rsync
rsync -avP "$src_path" "$target_path"
But rsync is giving me this error.
rsync: recv_generator: mkdir $target_path/sub_dir failed: Read-...
1
vote
2
answers
925
views
How to switch between keyboard layouts in Xubuntu without it changing itself back
I have installed Xubuntu 20.04 on a machine.
Under "Keyboard" settings I have unchecked "use system defaults" and added an extra keyboard layout.
I want to be able to switch ...
1
vote
1
answer
616
views
Zoom keeps changing its output audio volume
I'm on Ubuntu 20.04, using the Zoom 5.5.4 client (but I experienced the problem with previous versions as well). More often than not (but weirdly enough not always), whenever I start or join a meeting,...
1
vote
1
answer
43
views
Where does the 'Record a short screencast' save the file? (ctrl+alt+shift+R) 20.04.3 LTS
I found the hotkey 'Record a short screencast' tied to ctrl+alt+shift+R, but I don't know where the screencast is saved.
1
vote
1
answer
166
views
perf-stat does not work for 1ms time interval
I am using Ubuntu 18.04 and running the perf stat command to get some information on various hardware events for an application. I notice on doing sudo perf stat --interval-print 1, I get an error ...
1
vote
1
answer
407
views
Not able to install indicator-cpufreq
I am trying to install indicator-cpufreq on 21.04 ubuntu, but not able to due to Unable to locate package error.
[sudo] password for boguehaze:
Reading package lists... Done
Building dependency tree.....
1
vote
1
answer
666
views
Kubuntu 20.04 (UEFI) grub-update doesn't find system of a different drive (Fedora 34 KDE)
I have multiple systems installed; first, chronologically, Windows 10, then Kubuntu 20.04, then Fedora 34 KDE, and then KaOS. Fedora is alone on a second drive, with its separate EFI, but shares that ...
1
vote
1
answer
105
views
Menu has both "Discord" and "Discord (Env)". Why 2 versions, and how do I remove the latter?
I downloaded Discord from discord.com (chose a .deb file), and installing ended up giving me both "Discord" and "Discord (Env)". Is there a way to get rid of "Discord (Env)&...
1
vote
2
answers
803
views
Save instead of Save as a copy in Evince Reader
I am currently using Evince Document Viewer Version 3.36.10 on Ubuntu 20.04. When I try to save an annotated pdf, it shows only the Save a copy option. How do I make it overwrite the current file? I ...
1
vote
1
answer
537
views
Why does bluetooth suddenly not work anymore?
I have a Lenovo Thinkpad T460p with Ubuntu 20.04. Everything was fine yesterday, but today bluetooth stopped working. I didn't even shutdown. No system updates as far as I remember.
$ blueman-manager
...
1
vote
1
answer
279
views
Howto deploy latest netplan main on 20.04 LTS?
Well, title says mostly all. I have a problem with netplan as it is distributed with current 20.04.3 (#102) and even #103 which is in proposed is not good enough.
New "ignore-carrier" option ...
1
vote
1
answer
539
views
I have been getting this error from several sources, the latest in installing a new Canon printer
richard@richard-Predator-G3120:~$ sudo add-apt-repository ppa:michael-gruz/canon
[sudo] password for richard:
More info: https://launchpad.net/~michael-gruz/+archive/ubuntu/canon
Press [ENTER] to ...
1
vote
3
answers
1k
views
Enabling sound on a chromebook cb3 (chtmax98090) running lubuntu 20.04
This question has been asked before in this forum but the answers given were for an older distribution and doesn't apply (or work) in lubuntu 20.04. the answers I tried to follow were for 17.10 and 15....
1
vote
1
answer
618
views
How to disable the touchscreen in Ubuntu 21.04?
I faced a problem after a couple of days that my malfunctioned touchscreen was on unexpectedly, despite setting MatchIsTouchscreen "off" at /usr/share/X11/xorg.conf.d/40-libinput.conf
How to ...
1
vote
1
answer
57
views
DVD tray opens after suspend, at boot after recent kernel updates
The DVD tray opens and remains open after suspend, at boot.
20.04.3 LTS
currently the -86 kernel, problem began with -84
ASUS M4A88TD-M
I see this problem being discussed in other Linux versions but ...
1
vote
1
answer
48
views
FreeMat has been installed but can not start, no icon seen
After apt install the FreeMat package, no icon appeared. No way to start the software. My system is Ubuntu, the file is dot.rpm file.
1
vote
1
answer
783
views
My cron jobs aren't running when trying to save the script output to a txt file
I am trying to have a python script run twice a day- once at 8:00 AM and again at 8:00 PM. My hope was to store the script output to a txt file on my computer named LOG_{date-time}.txt so I could look ...