Questions tagged [ubuntu]

Free, open-source operating system based on Debian GNU/Linux. Ubuntu questions are on topic here, but if you prefer an Ubuntu-only audience there is Ask Ubuntu (http://askubuntu.com/).

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24 views

Running Ubuntu in VirtualBox on a 4k monitor feels extremely laggy

Specs: Host OS: Windows 10 Guest OS: Ubuntu 20.04.3 (of course, I've installed the VirtualBox guest package in the guest OS) 3D acceleration enabled in VirtualBox, 128MB (max) video RAM Host specs: ...
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7 views

Ubuntu: disable 'cmnd' as a default action

I've switch back and forth between Mac and Ubuntu as a desktop. Using Ubuntu as a desktop is fairly new to me, and my fingers have habits from 2 decades on a Mac. One of those habits involve use of ...
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12 views

Zoom Desktop is not working using in Docker installed in Apple Silicon M1

I'm having different issues when I try to run Zoom Desktop in Docker using a Apple Silicon M1. Steps: Deploying docker with docker build . -t test --platform linux/amd64 [install a bunch of other ...
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1answer
15 views

Ubuntu - Add user to usergruoup

I have installed Ubuntu in VirtualBox and need to add my user to the vboxuser group. I can see that I need to write the command sudo usermod -aG vboxusers in a ternal window, but I can't figure out ...
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6 views

chrome browser dragging tabs jumps from one workspace to another on ubuntu 20.04

I decided to change from firefox to a chrome based browser on my ubuntu 20.04 and I got the following problem: I open two full screen windows on two different workspace. The problem I get is that on ...
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1answer
20 views

How to allocate disk space from WSL2 to C: drive (Windows 10 Pro)

I've installed WSL2 on Windows 10 Pro. I am not sure how I came up with that split between WSL and C:, but basically now my WSL seem to have a partition too big (250GB) for what is needed (~15GB), so ...
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24 views

ls: cannot access file, bad message

i can't see the Downloads folder from GUI, a message appear "The location could not be displayed" pointing one pdf file so i enter using the terminal but when i run the ls -l command i see ...
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13 views

I have a .img file but when i flash it I am not able to boot from it

I have a .img file but when i flash it I am not able to boot from it that has a very custom version of ubuntu every time i try to flash it to a usb using balean etcher it tells me that Im Missing a ...
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10 views

G19 Mediakeys not working on Ubuntu 20.04 but on 18.04

I have a Logitech G19 Keyboard with multimedia keys (Play/Pause, Volume+/-, etc.). They work fine on my private Workstation which runs Ubuntu 18.04LTS, but not on my Working Notebook, running Ubuntu ...
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22 views

Cannot install Wine on Pop_OS! 21.04

I have been following the instructions on WineHQ wiki to install Wine, however, upon trying to run this: "sudo apt install --install-recommends winehq-stable" I get the following response: ...
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1answer
70 views

Is 11th Generation Intel® Core™ i7-11390H Processor (12MB Cache, up to 5.0GHz with ITBM3.0) compatible with LInux Ubuntu 20.04?

I'm looking at new Dell laptop with i7-11390H Processor https://www.dell.com/en-ca/shop/laptops/intel/spd/inspiron-15-5510-laptop/ni155510_sb_h5011ce I checked Canonical and found out that it has ...
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8 views

kde plasma applications takes to long to launch

I installed kde plasma on my computer. I configured it and got everything under control except for this problem: When I launch an application with any applications widgets, it takes an insane amount ...
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7 views

Specify rows per strip using tiffcp/tiffcrop function of libtiff

I'm a complete newbie to any coding, utterly confused on how to proceed. I'm trying to specify a large batch of single strip tiffs (1 strip of 1200 rows) to multi-strip (60 strips, 20 rows each) using ...
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23 views

Stuttering of videos in Ubuntu 20.04

I'm currently teaching myself to code and installed Ubuntu 20.04 as OS for my laptop. Everything was doing great till this scenario which I didn't thought was a problem back then keeps on occurring. ...
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28 views

Netplan connects, but no internet

I am running into a strange issue on my Raspberry Pi running a fresh install of Ubuntu Server 20.04 LTS when connecting to my home wifi with netplan. After running netplan apply, I receive no error ...
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1answer
29 views

Boot Pop!_OS to shell, no GUI

I have simulation that requires 30 out of my 32 GB of RAM. Unfortunately, Pop!_OS and its Desktop Environment take a little bit more than 2 GB. This means I cannot run my simulation. I tried ...
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17 views

Retrieve missing ODF file

I am using Ubuntu 20.04. I was searching for an ODT file I have created recently. Sadly I couldn't find it in the folder where I thought I had saved it, neither anywhere else or in the trash bin. It ...
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12 views

Shutdown VirtualBox VM

I have VirtualBox VM on which I enabled Remote Display. After this change the VM would start headless but I could not enter it using SSH. So this settings seems to affect boot in some way. Now I am ...
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1answer
16 views

How to set up multiple sftp users with specific requirements

I have an ec2 instance running ubuntu 20.04. I need to set up multiple sftp users with the following requirements: Each can log in directly to their own directory. They should not be able to see, or ...
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1answer
47 views

Changing eth0 MAC address

Background: I'm trying to install Vivado in my WSL2 instance, but its licensing scheme requires a fixed MAC address. I'm able to change the MAC address using the following: sudo ip link set dev eth0 ...
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1answer
19 views

Wifi device missing on rpi3b after moving root filesystem to usb device

I installed Ubuntu Server 20.04.3 on a Raspberry Pi 3b and everything appeared to be working fine. I then tried to move the root filesystem to an external ssd connected via USB so that I wouldn't risk ...
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9 views

Rectangular distortion on video playback on Ubuntu/Nvidia

See the little rectangular distortions in this image? It's kinda like tearing only over regions instead of lines. This is happening with video playback in vlc and also mpv. I believe vlc uses its own ...
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2answers
32 views

Save/backup Ubuntu server with users and state over SSH to image or similar

I have a remote Ubuntu server which I will install a small software stack on, set up one user, configure the firewall, and change a few systems setting on. After I have done that I would like to back ...
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16 views

How do I prevent Pop_OS! from changing the time zone when I'm connected over a VPN?

I'm running Pop_OS! and whenever I connect to a VPN it automatically changes the time zone to the time zone of the endpoint I'm connected to. I want it to only update the time zone when I'm not ...
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1answer
41 views

Unable to update using apt. (the old "packages have been kept back" issue)

Can't update PopOS 21.04. I've already tried removing all manually added ppa and removing manually installed apps I can think of. What the heck is going on here? Tried all this... └─$ apt update Hit:...
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10 views

Sudden increase in ping time in my laptop

I'm using a Lenovo Thinkpad and I have installed Ubuntu 20.04 LTS on it. The problem is that many times each day I notice that the Internet has become so slow and when I ping 192.168.1.1 (my wifi's ...
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10 views

Ubuntu USB Wifi found in lsusb but not in iwconfig

My ASUSTek 802.11ac can be seen in lsusb but not in iwconfig The iwconfig returns: lo no wireless extensions. This USB wifi was working previously on my Ubuntu setup and I have testing on Windows ...
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16 views

Monitor shows nothing until unplugging and plugging cable

I have a Dell 990 with Intel Core i5 and inbuilt display port running Ubuntu 21.10. When I start the machine it boots but shows nothing on the monitor. While on, if I unplug and re-plug the display ...
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2answers
21 views

Extending root partition - Ubuntu

Currently using Ubuntu 20.4. I have set up a VM within VSphere. This was initially set with 80GB of HDD. When I booted the VM it showed 'sda - 80GB' with 'sda2 - 40GB'. So I think this is so that it ...
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1answer
34 views

How to Enable My Laptop to Receive HTTP Requests from the Internet

Sorry for the noob question since I am clueless about some networking concepts. I am running a uvicorn server on my laptop (Linux Mint Ulyana) that I can access via localhost from my browser. I mark ...
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1answer
18 views

Anything with an MPEG codec plays too fast on Ubuntu

I'm not sure when, why and how it changed, but at a certain moment video and mp3 files started to run faster than usual (witch chipmunk like speech). I have a Radeon RX550 card which I use for HDMI ...
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1answer
19 views

ubuntu - use a disk without paritioning it?

i added a hard disk to my ubuntu install today. i previously had 2 hard disks. i added a 3rd today. The 3rd harddisk is sdc running lsblk it looks like sda 8:0 0 35G 0 disk ├─sda1 8:1 ...
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1answer
22 views

How to resize casper-rw from live CD?

Situation: Ubuntu booted from a live USB drive (specifically made with YUMI). It has a persistent storage partition which is filled up. I'd like to increase said storage partition's size without ...
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1answer
39 views

VMware - Can't ping host machine and VM even in bridged mode

I have set my Ubuntu virtual machine in bridge mode so that my VM could communicate with my host machine but I can't seem to receive any ping replies from both ends. My host machine is windows 10. ...
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23 views

sssd vs samba4 on Ubuntu pam_sss ok but not gdm cannot open session

I need to configure sssd vs samba ad and face a tricky problem. I'm not really comfortable with samba4 vs sssd so i need some help. samba 4 (AD) (srvads1 srvads2 srvads3 srvads4) 4.13.10-Debian. The ...
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0answers
37 views

My PC won't boot after I format my HDD. I have a dual boot with Windows and Ubuntu on the SSD

Ok, so here is what happening. First, I had Windows and Ubuntu in the HDD. Then, I installed the SSD and installed both Windows and Ubuntu there too. Everything was working just fine (and the time to ...
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9 views

Recursive search and replace of all files insubfolder, with counter to id changes

I looked at most questions here, and i dont hink my question came up: I have 80 occurences of a certain string in my project, and would like to mark each occurence with an id-tag, e.g. a incrementing ...
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1answer
20 views

Ubuntu Software vs manual download from a developer site? What's the best way to install a program?

As far as I know, programs from Ubuntu Software store are snap-based and I heard that snaps are slower than .deb and other methods. But it installs the updates automatically, and if I install from a ...
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0answers
25 views

Can still seemingly access internet when removing route from iptables

I have a Ubuntu server running 2 OpenVPN instances on my local network that makes these rules in its service to allow my OpenVPN IP pools to access the internet (192.168.1.155 is the LAN IP of my ...
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1answer
25 views

Cannot View One of my USB Partitions in Ubuntu

My Windows 10 OS broke down. I decided to split a USB* into two partitions and install Ubuntu on the smallest possible partition. I was going to use the other, larger partition to take the files I ...
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0answers
17 views

Alternative desktop environment on Ubuntu 20.04.2

On my Ubuntu 20.04.2 I have installed three tiling desktop managers: regolith (following the instructions on their web site), bspwm and awesome via the Synaptics package manager application. In my /...
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1answer
40 views

How to create and seed new torrent files for BitTorrent using transmisson client? (Issue)

I'm trying to create and seed a new torrent file. Assuming the file I wanna share using BitTorrent is foobar.tar and the tracker that I've used is udp://tracker.eddie4.nl:6969/announce, which I got it ...
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1answer
14 views

Plesk Server hast 100% CPU Usage by Apache Issue found in one client

I have an ubuntu V-Server with Plesk, and have a 100% CPU Usage. When I check with htop I have hundreds of apache processes running. I tried to figure out from where those processes are comming. I ...
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0answers
104 views

What are the VMware's vm.scoreboard files?

Basically the same ask as from here: I see a few new files beside usual guest file: vm.scoreboard vm-1.scoreboard vm-2.scoreboard etc. What are they? The answer there doesn't make sense to me: ...
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2answers
111 views

Endless ssh attempt from my IP using my public key ? Fail2ban fail to log anything useful

Lately, my hostinger server has been acting strange, I have hard time accessing the site hosted on it, I can't even ssh, however when I restart the server from hostinger panel. It works again. Upon ...
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1answer
24 views

SSH passthrough?

I borrow the word "passthrough" from GPU passthrough in virtual machine because the concepts sound similar to me, at least from usage point of view. Here I have a QEMU MV, both host and ...
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1answer
39 views

Computer B and C can ping A, but A can't ping B or C

I'm a bit new to networking and I have the following Problem: I have three computers: A (windows10) B (windows10) C (ubuntu server, raspberry) If I run the ping command: A to B -> Request timed ...
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0answers
36 views

How to NOT autoconnect to bluetooth devices on Ubuntu

I am using a System76 laptop running Pop-OS (Ubuntu-based). It is really annoying to me that every time my computer discovers a bluetooth device that it knows about, it automatically connects whether ...
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0answers
19 views

Samsung Unified Linux Driver stopped working in Linux

Printer Samsung M2020, works fine when connected to Windows 10. Uniform Linux Driver: https://ftp.hp.com/pub/softlib/software13/printers/SS/SL-C4010ND/uld_V1.00.39_01.17.tar.gz Kubuntu Linux: % ...
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36 views

Can't install anything new on Ubuntu (apt --fix-broken install)

When trying to install Sox on Ubuntu 18.04 LTS with apt-get install sox, and I get the following error: Reading package lists... Done Building dependency tree Reading state information... Done ...

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