All Questions

I am trying to install some libraries in my machine with R (r version 4.0). I tried to run this command : install.packages("libcoin") But it failed, here a large part of the output: * ...

On stock Ubuntu 20.04.2 with Gnome 3.36.7 desktop; GDM; X.Org X Server 1.20.9 Prelude: Yesterday, in an attempt to get rid of screen tearing in Totem, I have introduced an Xorg config file. I have: ...

I wrote a command to take sql server back in ubuntu 18.04 and put that command in the .sh file. It is working fine either i run the command directly in terminal or run by .sh file, in both cases ...

i tried to install cuda 11.3 on ubuntu 18 according to Driver Version: 465.19.01 ,using guide installation in 'https://developer.nvidia.com/cuda-downloads?target_os=Linux&target_arch=x86_64&=...

I have downloaded newer version of gnome shell (not gnome 40 version) but instead of installing it to default environment I want to test it before using it. Is it possible to do it or I have to ...

I have done a clean minimal install of Ubuntu 20.10 in a VMWare Player virtual machine, running on an Intel Core i9 based PC. I would like to know which compositor is used by default. I am using the ...

Every thing was working fine until this morning, I had an update prompt. I accepted. Since then my second screen is not even detected. I have a dual boot with windows. The second screen works fine on ...

I get a message that no new versions are available. Any idea, why this happens?

After I mount a hdd I am finding relatively long boot time on ubuntu 20.04. On my PCI gen4 nvme, systemd-analyze Startup finished in 10.499s (firmware) + 3.259s (loader) + 4.428s (kernel) + 8.384s (...

Hard for me to explain what I need but I'm going to do my best. I've got a stretch screen (1920x540 resolution) and a XUbuntu OS. I've got contents in 960x1080 I've managed to set 2 virtuals ...

Running Ubuntu 20.10 x64. I installed Java 8 from this guide: https://www.javahelps.com/2015/03/install-oracle-jdk-in-ubuntu.html I have downloaded and extracted the Java JDK 8u121 x64 tar file from ...

I'm trying to create a link from my unraid Nas to my Ubuntu vm that I have running in it but ever time I make it the link says its broken and wants me to remove it

I am trying to install the unity 3D by this instruction: Install Unity3D on Linux But I have the sign in problem in unity 3D's hub engine via my Ubuntu OS, as you can see below: Also, the log file is ...

I'm using ubuntu 18.04 ,and use ssh to connect to my lab's server. But since a week ago, everytime I open a terminal through ssh, I can't use conda activate * ,it says don't have the command "...

I am unable to find a resolution to this, can someone advise I have anydesk running on my windows PC and remote Ubuntu machine. When remote Ubuntu machine boots up, my any desk screen will only show ...

I need to install wget newer version >=18 on ubuntu 16.04. sudo apt-get install wget installs wget 17 version

I usually cycle between tabs (e.g. in Chrome, Visual Studio Code, etc.) with Ctrl+Tab. But in my Ubuntu 20.04 this key combination displays this instead: Is it possible to disable this and let ...

I am trying to install Node 10 on Debian 9 stretch in Docker. If I run: docker run -it drupal:8.6.1-apache bash And in the container I run this script to install Node 10: curl -fsSL https://deb....

I have Syslog-ng in my Ubuntu 20.04 to collect logs from a single client without any issue. I tried to set up multiple clients by using "filter" parameter. No error message after restarting ...

I'm using an Ubuntu 20.04.2 LTS Asus x550vb laptop with Intel HD Graphics 4000 and a NVIDIA GeForce 740M. Parts of the screen are randomly glitching. Areas from one part of the screen move to another, ...

I don't really know how to describe this issue. It just popped up a while ago and I don't recall what might have triggered it. Just seemed to happen. I'm perplexed. When I open a brownser, that looks ...

I just downloaded kubuntu 20.04 and immediately installed the drivers with the apt install nvidia-driver-460 command. After that, I can't connect the phone as a modem, although everything worked fine ...

I am trying to use chromedriver and I am told that I need to install a package called libnss3 via apt-get from this answer. Unfortunately I get apt-get command not found. I have tried forever ...

Ubuntu version: 20.04 I have been using RHEL for long time form server purposes (mostly only text), but I'm newbie in Ubuntu for Desktop daily usage. Previously I had original gnome and installed KDE-...

I am having problems in updating my Ubuntu, even after downloading the image of the new version it do not open and do not allow me to install any drivers. I can´t even uninstall it. Please help

For reasons I am too embarrassed to share, I ran this command as root on a remote server: chmod a+r -R /etc Once I logged out of the SSH session, I was not able to SSH back in: $ ssh myusername@<...

I have been trying to compile the kernel on Ubuntu. But when compiling its giving me an error. Does anyone can tell what this error is about? I am noob at this stuff. Please let know what can I do to ...

I installed Opera and found it is a snap program. It's not listed in the Menu and a search for opera* found all kinds of listings. How can I find where it is installed? Thanks.

I have Ubuntu 20.04 as my host machine. I create an image that I intend to use as an image for qemu that will have just the linux kernel and my program: sudo su # Create 1G image dd if=/dev/zero of=...

I am not able to start Ubuntu 20.04 without nomodeset in grub on Lenovo X1 Titanium Yoga lspci | grep VGA gives 00:02.0 VGA compatible controller: Intel Corporation Device 9a40 (rev 01)

I just created a script to output htop automatically every n minutes using this method → https://askubuntu.com/a/726661/253251, I put the script on crontab so it can be executed daily. But the output ...

I recently upgraded Ubuntu 18.04 from kernel 4.15.0-136-generic to 4.15.0-140-generic. Since that, I have seen high performance degradation in terms of IOs. My average CPU iowait is around 24% and ...

I am running Postfix 3.4.13 on Ubuntu 20.04. How I broke it: I tried to configure virtual mailboxes for each subdomain (main.cf and referenced files listed in full lower in this post). I removed @...

I have tried to install wine but it was giving N: Skipping acquire of configured file 'main/binary-i386/Packages' as repository 'http://dl.google.com/linux/chrome/deb stable InRelease' doesn't support ...

I'm absolutely new to using Ubuntu on a PC (but many MANY years ago, worked developing shell scripts in unix for several years), and am going through the pain of setting up my first Ubuntu PC from ...

get this message in T when attempting any install including with sudo: Waiting for cache lock: Could not get lock /var/lib/dpkg/lock-frontend. It is he ... by process 5391 (apt)... 18s used: ps -aux ...

Today I installed Ubuntu 21.04. The installer booted up fine, and it got to the 'Try or Install' stage when I realised I couldn't click with the trackpad buttons. I clicked 'Install now' and went ...

I am a new user of ubuntu 20.04. I installed and put swap partition in my laptop's (Dell inspiron 7520) original 30 Gb SSD. My main SSD is 480 Gb, ubuntu is in a 100 Gb partition. I made the WHOLE ...

today i lost one of my vm's (the disk image refuses to boot but is still accessible). given the age of the install i decided i would just go with a fresh install. i have restored almost everything, ...

I am building a new PC but I got a motherboard (Gigabyte A320M-S2H) that is not compatible with my cpu (Ryzen 5 2600x) out of the box so I need to flash the bios. The only PC I have access to is an ...

I have an Asus ZenBook 15 pro on which I have Ubuntu installed. Every once and awhile a screen comes up saying that there is a new version of Ubuntu available and do I want to upgrade? When I click ...

I updated from 20.04 to 21.04. The installation completed successfully and rebooting works. But if I start Firefox or Writer or Chromium, the hours glass appears, but no window ever opens. I've tried ...

I am trying to boot the Ubuntu through recovery mode. When I select "Resume normal boot", I see the following window. Then, when I input the login and password, I get the red error: "...

Currently I use Ubuntu 20.04 with 5.8 kernel. What's more I got Intel Iris Xe graphic that this kernel doesn't support. I believe that this graphic requires newer kernel. My question is as follows: ...

Ubuntu 21.04 was released today so perhaps what I describe below is just a website error ? The page: https://ubuntu.com/download/raspberry-pi Lists the pies on which Ubuntu Server will run: Raspberry ...

I cannot load the ubuntu through the normal boot. So, I am trying to work on that by "Drop to root shell prompt" in the recovery mode. But, when I try to write anything I see diamond ...

I had Ubuntu 20.04 installed on my SSD and then I decided to remove it and install Windows 10. When I start my Windows installation I format all partitions and install Windows. But now I can't boot to ...

I am spinning up multiple vms using vagrant, this is my vagrantfile (up to the first host, removing comments): # Installed Vagrant Version: 2.2.14 Vagrant.configure("2") do |config| config....

After the last update on Ubuntu 18.04 (4.15.0-142-generic) my wifi fails to find any networks. wifi not finding images When I run sudo lshw -C network I get the following: *-generic DISABLED ...

I have a System76 with an HDMI port, which I currently use for a second monitor. Ideally, I'd like to connect a third monitor and then turn off the laptop's screen as it's not great for my posture. My ...