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an error occured please run package managerfrom the right-click menu or apt-get in terminal to see what is wrong

The reason i am raising this question is because i have tried all the ways but it is working. I am not able to install anything in my system because of this. i have tried sudo apt update and after ...
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13 views

Disable multitouch / pinch to zoom with touchscreen kiosk

I'm operating on a kiosk setup with a touchscreen PC that has multitouch capability. The PC is running Ubuntu 18.04 and a custom GUI software on top of Xorg. Currently it is possible to e.g. pinch-to-...
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7 views

How to allow ipv6 to a specific port with ufw

I recently tried to deny all traffic to a specific port, then allowing it only to a specific ipv6 by using « ufw allow from ipv6 to any port 843 » But It don’t work, and I dont know why since it works ...
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23 views

Can not install Ubuntu core. Am I overlooking something?

I am a engineer from germany and do not have much Linux experience. Normally I just use Windows on my main PC but now it is necessary to use Linux for a project (and I gladly took the challenge). To ...
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1 vote
1 answer
56 views

Apps crash randomly on newly installed ubuntu 22.04

I've just installed Ubuntu 22.04 on my laptop with 8GB ram (no dual boot, ext4 + 20GB linux swap); Installed 2 gnome shell extensions (Dash to panel, Workspace Matrix); My working environment is just ...
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  • 121
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28 views

How can I downgrade linux firmware?

I am having trouble finding out the current linux-firmware version. How can I find out the current version and downgrade to some previous version of the linux-firmware? I am doing so because I believe ...
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1 vote
0 answers
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Suspend not working ubuntu 22.04 | Nvidia

I am using Lenovo Thinkpad with Nvidia graphic card, and I just installed the Ubuntu 22.04, and suspend isn't working. When the laptop is suspended, it's all black screen with my power light keep ...
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Ubuntu 20.04 "apt-get update" get error "Connection failed"

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about programming within the scope defined in the help center. ...
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Downgrading from buggy nvidia 470 to older 460 not possible (transitional package)

There have been some upgrades of kernel and/or NVIDIA packages on my laptop (Ubuntu 20.04, the normal upgrade popups that occur from time to time). After a reboot I now get a blank screen and this ...
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I should set fsck manually every time my pc boot

I just messed up by Ubuntu permissions. I don't know which of commands I used is the problem:( after I see luck sign on all of the folder I have in my home restart my system and then just see grub ...
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Finding the 'tools' filesystem mounted on /init in WSL2

I have been using linux for a couple of years now, and thought I'd give WSL2 a try. Something that surprised me was how I could run Windows PE binaries (*.exe files) 'just so'. A bit of research led ...
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apt upgrade apparently "stuck" in a loop

Ubuntu 20.04.2 At the n-th sudo apt update && sudo apt upgrade I got the message that The following packages were automatically installed and are no longer required: nsight-compute-2022.2.0 ...
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Lubuntu 20.04 LTS ignores boot parameter "union=aufs"

I'm trying to boot a live usb with the boot parameter "union=aufs", the system boots but the directory "/" is an overlay mount point, not aufs. In order for me to implement some ...
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26 views

Is it possible to view recently removed snap packages?

I'm trying to remove snap from my system because I use and prefer apt. I was removing snap packages and reinstalling them via apt but forgot to use the --purge option with snap to remove any left over ...
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1 answer
36 views

Run CRON job 5 times a day as it is shown in the table

I want to run a cron job monthly, weekly, daily but in everyday the hours and minutes will be changed as shown in the below table. So, how can i use for loop to do this -the hours and minutes will be ...
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Installing the fcitx5-frontend-qt5 package

I am trying to install the fcitx5-frontend-qt5 package so that I can use it on qt applications. Unfortunately, this error comes up every time: Reading package lists... Done Building dependency tree ...
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11 views

How to use PROLINK PRT7011L Portable 4G LTE router with Ubuntu?

I have this portable router Prolink PRT7011L Portable 4G LTE WiFi Hotspot. I use it via connecting USB cable to PC in Windows. But in Ubuntu, when I connect it doesn't detect the device. nothing ...
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1 answer
22 views

How do I turn off Auto capture keyboard in ubuntu?

How do I turn off auto capture keyboard in Linux(ubuntu)?
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Problem upgrading from 21.10 to 22.04

In attempting to upgrade 21.10 with the following I'm told to "install all available updates". $ sudo apt update Hit:1 http://au.archive.ubuntu.com/ubuntu impish InRelease Hit:2 http://au....
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35 views

Existing /root User Directory Not Recognized at Boot

I believe a recent kernel update may have have caused my /root directory to stop being mounted/recognized at boot. I am on an ubuntu 20.04 server inside a vbox machine. Currently / directory loads ...
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1 answer
8 views

Calibre error: 'QWebEngineProfile' object has no attribute 'setUrlRequestInterceptor', how do fix it? Ubuntu 20.04

calibre, version 4.99.4 (linux, embedded-python: False) Conversion error: Failed: Convert book 1 of 1 (Unity in Action, Third Edition) Convert book 1 of 1 (Unity in Action, Third Edition) Conversion ...
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19 views

How I can repair an USB Drive mft and mftmirr?

I have an USB Drive that I messed up. I've extracted it improperly, and now it doesn't mount. It has a NTFS file system and I used testdisk on it, but when I try to repair MFT with the Mirror or ...
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apt freezes mid-install/uninstall every time, Ubuntu 20.04.4 LTS

I'm out of ideas how to fix this, it has persisted across reboots, apt updates, apt upgrades, even a sudo dpkg --configure -a The nice thing is I have two machines both behaving this way, both are ...
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  • 101
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24 views

Extreme lag when using Libreoffice

Can anybody help to resolve LAG? Ubuntu 22.04. Windowing X11. Nvidia gtx 1050 ti. AMD 6core. Ram 32gb. Libreoffice 7.3.3.2 installed from repository. Having some major issues with LO 7.3. no fonts ...
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nvidia-smi can’t detect external GPU on mac mini running ubuntu

I have a 2016 or 2018 mac mini that has Linux as its only OS. I’ve also attached an external GPU (NVIDIA 3060 RTX Ti) in a thunderbolt enclosure. The NVIDIA drivers are all installed, and the system ...
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10 views

How to add dictionary lookup option to text selection in Ubuntu 22.04

I tried to look for some leads to add this option to Ubuntu 22.04 but couldn't find anything. I found a tutorial that worked on Ubuntu 18.04. But it was only a walk through on how to add a custom ...
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23 views

Screen freezes frequently in Ubuntu Budgie 22.04

I have problems after installing Ubuntu Budgie 22.04. Before installing this version, I tried Ubuntu MATE 22.04 and the screen froze with diagonal lines during installation. Now with Budgie I can ...
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1 answer
50 views

Firefox "Your browser is being managed by your organization." [duplicate]

What is this thing in Firefox settings "Your browser is being managed by your organization." ? All the answers I have so far found in AskUbuntu seem to not be to the point.
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43 views

Ubuntu freezes during boot after a forced reboot

I am using Ubuntu 20.04. After my computer froze during a high GPU load incident, I force restarted my PC. However it keeps hanging during boot as shown in the following image: I have tried the ...
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-1 votes
0 answers
21 views

Problem upgrading from 14.04 to 16.04 [closed]

I'm attempting to upgrade Ubuntu in a VMware console. From 14.04.6 LTS to 16.04.7 LTS do-release-upgrade The upgrade process goes to archive.ubuntu.com and appears to download the necessary files ...
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How to run ansible playbook on boot on ubuntu?

I have installed Ansible on Ubuntu VM and it controls two more Ubuntu VMs. I want to run an ansible playbook when the ansible VM boots. I followed this, but it's not working for ansible playbooks. ...
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Reboot error after kernel update on ubuntu18.04

In ubuntu18.04, after kernel update, reboot, click Ubuntu, and a few lines appear on the black screen and stop. How to fix it? I tried updating all kernel versions, but the results were the same.
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16 views

what is Appuser, appuser account, its usage and needed permisions for it?

What is Appuser, appuser account, usage of appuser account and permissions needed for it?
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22 views

A user without a password is now asking for a password: any way to circumvent this?

I created the user 'minecraft' (i'm making a server) with this: sudo useradd -r -m -U -d /opt/minecraft -s /bin/bash minecraft As I'm new to Linux, I followed this guide, which eventually led me to ...
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20 views

Fresh install of 22.04 has slow internet and low signal indication

I have installed 22.04 on a new SSD, the old 20.04 HDD is still in place and I can boot either. Using WiFi and normally get a good signal. The internet is very slow and the signal indication is very ...
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0 answers
10 views

Resume after suspend not always asks for password

Ubuntu Mate 20.04 LTS is freshly installed on my Acer Swift 314-57 laptop. When I enter suspend mode by selecting this on the upper right menu, then my password is not requested upon resume. When I ...
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  • 111
-1 votes
0 answers
14 views

A big set of workspaces is not well accessible [closed]

Reproduce issue: Fill up to 30 (or more) workspaces The expected behavior: I'm able to quickly access every single workspace when entering into the dock mode Actual behavior: A big part of ...
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  • 1
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0 answers
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Ubuntu 18.04 running on bare metal with 14.04 containers

Is it possible to install Ubuntu 18.04 on Bare metal and run up a container on Ubuntu 14.04? I have some SW that has been compiled and delivered to run on a 14.04 container environment. I'm currently ...
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-1 votes
0 answers
16 views

How do I copy/transfer a file between users on Ubuntu Server?

I know there are 2 other posts on this topic, but neither of their solutions seem to work. I'm trying to transfer a java file from a sambashare to another user, but this is what happens: zein127@...
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0 answers
14 views

Xubuntu 18.04 suddenly slow booting, not detecting second monitor, bootlooping and occassionally starting in emergency mode

I have an Acer Predator Helios 300 2019 laptop with dual boot for Xubuntu 18.04 and Windows that I have been using for around 3+ years now. Last Friday, my second HDMI monitor suddenly did not work, ...
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1 vote
0 answers
29 views

How to clean up Ubuntu 22.04 active services that are not needed when used as a virtual machine and only for light predominantly non-GUI usage?

I'm using Ubuntu 22.04 in a relatively light fashion. My use case is in a virtual machine that runs all of the time, but very occasionally I need to use the graphical user interface. I did this on ...
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1 vote
1 answer
23 views

Stuck at bootloop after dual boot

Situation: I'm stuck at a boot loop after trying to set up a dual boot on my Thinkpad 470 using a Rufus bootable pen drive and Ubuntu desktop LTS. Goal: Be able to boot windows. Details: I have a very ...
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0 answers
32 views

Unable to remove Wine repository

I have tried everything so far that I can find online and I am unable to delete wine key. I have installed new Ubuntu 22.04 and installed Wine, but it seems like it has trouble updating it via ...
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0 answers
20 views

How to create an image as small as a cloud image?

Creating an Ubuntu 22.04 server image with the official .iso and VirtualBox, for it to be on BTRFS subvolumes, I ended up with more than 4GB of virtual disk. How do I create an image that is as nice ...
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0 votes
1 answer
14 views

Is it possible to control keyboard back-lights in Ubuntu?

So I have a custom build laptop with only Ubuntu installed. During boot-up, the back-lighting for the keyboard comes alive, and shows off the various changing colours it is capable. I cannot find any ...
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  • 216
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0 answers
14 views

Installed 22.04 Server onto a new (additional) SSD; now the original OS won't boot when its SSD is selected

New Ubuntu devotee here. My laptop came with 22.04 Desktop preinstalled; love it. I just added a few more SSDs and successfully installed 22.04 server onto one of them (leaving the original intact I ...
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0 answers
15 views

Can't boot Ubuntu 18.04 from USB while running 22.04

I keep reading the forum posts about my question but I still can't install or run 18.04. The computer in question is old (from 2007) with a Core 2 Duo 2.2GHz and 2 Gb of DDR-2 RAM. I have Jammy ...
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0 answers
13 views

sudo do-release-upgrade -d error

I am trying to update Ubuntu 20.04 to 22.04 LTS and I wrote this code: sudo do-release-upgrade -d and this error came: Can someone help out here?
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  • 1
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0 answers
15 views

How do I move a file out of a sambashare and to another user?

I'm new to Linux, and have been trying to send a zip file from a sambashare that I made earlier on my dedicated server to another user, where I have made a Minecraft server. The zip file includes ...
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0 answers
12 views

Need help installing a new boot drive in a second slot

I have a UEFI laptop (Lenovo Thinkpad P72) with multiple internal NVMe drive slots. I currently have a documents and media drive in slot 0, and a boot drive in slot 1. Ubuntu 20.04 and my various ...
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