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1 vote

No Wi-Fi Adapter Found - Linux

According to Linux Wireless Wiki, Intel Wi-Fi 6 AX200 support was added to the standard Linux kernel in kernel version 5.1. Since you have kernel version 5.15, you should already have the support in ...
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No Wi-Fi Adapter Found - Linux

Instal proprietars driver or build from sources. See it is on a github, for example. I was do it on a debian. He have a proprietars driverin your repo (search prefix firmware)
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Ubuntu Raid 1 mounting and size are off

I had previously created the ext4 filesystem. I went ahead and did it again, though it said it already had an ext4 filesystem. It's working now, though I don't know if it was the mounting or the ...
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File content from env var

A bash Process Substitution acts like a file: some-program-that-reads-a-file <(echo "$MY_ENV_VAR") #..............................^^..................^ Here's a demo of how a program ...
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1 vote

How to use 5.16 kernel with Ubuntu 21.10?

An alterntive, if you really need a newer version of the kernel and don’t want to install the entire rat’s tail of gcc-11 and libssl3, would be to try building the kernel yourself, with your current ...
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1 vote

How can I remotely turn off or disable a second monitor in Ubuntu?

First, make sure the right DISPLAY is used when typing the commands. You can export DISPLAY export DISPLAY=:0 xrandr or put it in front of every command DISPLAY=:0 xrandr or use display as a ...
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1 vote
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Browsers redirect from local "index.html"-file to "file:///"-root

Your first problem, as we covered in the comments, is that the main index.html contains some embedded Javascript that forces a redirect to /. This makes sense for a website, where something like http:/...
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Subprocess launched inside a chroot created on a codespace with debootstrap fail with /dev/fd/62: No such file or directory

Found the answer here. Turns out /proc was not mounted. To mount proc I ran $ cd "${CHROOT}" $ sudo mount --types proc /proc proc/ Now things work! $ cat < <(echo test) test
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0 votes

How to install cpupower on Ubuntu 14.04 (kernel 4.6.0)

Some years later... I had the same problem with cpupower in Ubuntu 20.04.4 LTS. I tried installing linux-tools-common, linux-tools-generic, and linux-tools-oem to no avail. I always got the message ...
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0 votes

apt certificate chain uses insecure algorithm

That somehow sounds paranoid. Which so -called "certificate" is at all democratically legitimate, so which is the desire to trust? Why not deactivate all certificates and (finally) realize ...
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0 votes

mdcheck_start Service Fails to Start

tl;dr apt install mdadm The bug was fixed in 4.1-5ubuntu1.14: mdadm (4.1-5ubuntu1.1) focal; urgency=medium d/rules: Install misc/mdcheck (LP: #1852747) The absence of mdcheck utility is preventing ...
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0 votes

LVM Volume Group not found

I had same issue here. Not on 20.04, but on 18.04. The issue is due to I move my SSD holding 18.04 to another PC and then the previous working system cannot boot any more. During boot kernel is ...
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20 votes
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CPU overheats and PC shuts down when swap is full

First, absolutely make sure your PSU is powerful enough - instant shutdowns like yours could indicate an issue with it. Maybe replace it. RTX 3090 can have spikes up to 500W and that means, along with ...
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13 votes

CPU overheats and PC shuts down when swap is full

Presuming for the sake of discussion that the CPUs are overheating, that is a cooling issue, not a memory management issue. It's hypothetically possible that the additional I/O your system storage ...
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0 votes

Can msmtp rewrite *all* recipient addresses?

if you use php you can set somthing like this in php.ini sendmail_path = "/usr/bin/sendmail your-email@gmail.com" and configure msmtp defaut server. In this config all emails from php with ...
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0 votes

bash script: copy from a folder to another within a directory and loop the process over multiple directories

Assuming that your directories are named exactly as you say, are in the current directory, and don't contain thousands of files each, something like this should work: for dir in P{1..60}/{A,M} ; do [...
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bash script: copy from a folder to another within a directory and loop the process over multiple directories

I assume that P1, P2, ..., P60 directories are in the same folder. Then, you just need to loop through all directories in this folder and run cp. Running the following script in this folder should do. ...
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0 votes

Redirecting DNS querries from NAT'd devices and UFW

Install bind9 or some other dns server that can forward requests on the Ubuntu box, and point the Fedora's nameserver entry at the Ubuntu box's IP. The default install of bind9 on Debian and ...
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2 votes

How to see again the errors when booting?

Debian 11 seems to have /var/log/boot.log (and its logrotated older versions boot.log.1, boot.log.2 etc.). It would seem to contain the sort of messages you're looking for. Perhaps Ubuntu has it too? ...
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1 vote

Disable mouse scaling when fractional scaling is enabled in Ubuntu/Gnome/PopOS

After following the advice of @MC68020 and getting Wayland backend working with PopOS I stumbled upon the solution without needing to run Wayland. sudo kernelstub -a "nvidia-drm.modeset=1" ...
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0 votes

Ubuntu Azure Virtual Machine - No Space Left On Device

@Jeredriq Demas : I'm facing a similar issue in Azure Linux VM. Did you solve this ? If so, can you post the solution
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0 votes

Disable mouse scaling when fractional scaling is enabled in Ubuntu/Gnome/PopOS

Try using https://github.com/mind-overflow/gnome-fs-duplicate-cursor-fix to fix your issue; it sounds like it could solve your problem.
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1 vote

etc shadow file for passwd - calculate not only date but time

According to man shadow only days are recorded. If no other changes occurred, you might stat /etc/shadow.
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0 votes
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/usr/lib/x86_64-linux-gnu/<libname> is not on search path; what's the "right" way to fix that?

There are two aspects to this. The first is runtime library resolution; this is what LD_LIBRARY_PATH configures. The cleanest way to deal with this sort of situation is to create a file in /etc/ld.so....
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1 vote

Command line tool to install GNOME Shell extensions

Solution 1: If you have the extension urls then use the following. Here, I have put the extensions in an array. Place the URLs of the extensions you want to install in this array. #!/bin/bash array=( ...
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2 votes
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Verifying a hashed salted password that uses yescrypt algorithm

perl's crypt() or python3's crypt.crypt() should just be an interface to your system's crypt() / crypt_r(), so you should be able to do: $ export PASS=password SALT='$y$j9T$F31F/jItUvvjOv6IBFNea/$' $ ...
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1 vote
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sudo update-alternatives --config . How to set the auto entry

Compare the python and python3 symlinks in /etc/alternatives/ (e.g. with ls -lF /etc/alternatives/python*. My guess is that python points to python3.8 while python3 points to python3.10. Or vice-...
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0 votes

Curl. Check redirect

Redirects can be checked with curl -IL curl -IL stackexchange.com HTTP/1.1 301 Moved Permanently cache-control: private location: https://stackexchange.com/ ... HTTP/2 200 ...
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0 votes

Ubuntu 18.04 won't wake after screen lock and blank / suspend / sleep

in my case was solved by installing the nvidia driver sudo apt install nvidia-driver-465 Also in the UEFI: Turn off the secure boot and change the sleep mode from Windows10 to Linux Laptop: Lenovo ...
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0 votes

Enable Mod Expires on Apache

You need headers module to get expires module works. sudo a2enmod headers sudo systemctl restart apache2
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  • 1
0 votes
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Fstab permissions

First, you are using the FAT32 filesystem, which does not support Unix-style file ownerships and permissions. But because Unix-like operating systems assume that all files must have an owner, group ...
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0 votes
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Ubuntu / PopOS 21.04 - Screen blinking

If anyone encounter this post, I ended up following this suggestion from @holgerstrunk with nice results: Just had this problem on the exact same processor. It turned out that an Intel power-...
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  • 21
0 votes
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How to limit messages from the wall command to a specific group?

Looked at the group membership checking code. Had a round of gdb --args wall -g root foobarbaz, break is_gr_member run {wait for breakpoint to be hit} finish print utmpptr->ut_user # this prints ...
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0 votes

Editing grub menu with secure boot enabled Ubuntu/PartedMagic

Clonezilla's kernel comes from Ubuntu, so it is signed with Canonical's (the company that maintains the Ubuntu distribution) Secure Boot private key. If your boot process includes a shimx64.efi from ...
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0 votes

bash script not running at startup

You should add /bin/bash -c in front of your '/path/to/your/script.sh' /bin/bash -c '/path/to/your/script.sh' The echo command output will be visible in your system logs, not in your terminal. ...
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0 votes

Boot loop device as root file system

load into GRUB2 and enter its command line mode (hit 'c') and investigate how it enumerated your disks in (hdN,N) fashion with ls command load into GRUB2 and edit any entry (hit 'e') , edit it into ...
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1 vote

How to uninstall only one application from a package of multiple applications?

You can remove a package-provided file in a dpkg-supported manner by diverting it. If you want to prevent any package from installing /usr/bin/parallel, create a general diversion: dpkg-divert --...
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1 vote

What causes Launchpad to sometimes build binaries for only amd64 and sometimes build them for both amd64 and i386?

Canonical dropped full support for i386 in Ubuntu 19.10 (Eoan), which is why your 20.04 build didn’t include i386. Ubuntu only includes a small selection of i386 packages now, to provide support for ...
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-1 votes

How to uninstall only one application from a package of multiple applications?

You can't, without breaking the promises of your distribution. Debianoids (just like any other distro) deal with binary packages as integral unit of software. Deleting anything from a package renders ...
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0 votes

Boot loop device as root file system

qemu should do the job. I use such command to emulate booting from another hard drive: sync ; echo 3 | sudo tee /proc/sys/vm/drop_caches ; sudo qemu-system-x86_64 -m 1024 -enable-kvm -hda /dev/sdc ...
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0 votes
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Wrong Remmina Folder Colors

As the error, it seems like the color configuration has broken. Therefore, I check the remmina.pref in ~/.local/share/remmina and the one at ~.config/remmina. I noticed there is a color mismatch, I ...
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Ubuntu 22.04, Dual graphic cards, Intel for display, NVidia for GPGPU, how to setup?

Great... I got it... It looks if as long as I do NOT enable NVidia graphic card for display, it can still be used for CUDA computation...
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6 votes

Source of passwd error messages

Firstly, I hope you're doing that for educational experience, and not because you think it will improve security or something (it would make it much worse!) That being said, few pointers to handling ...
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2 votes

dpkg: Remove msodbcsql17

I think i had the same issue. In my case the problem was that the post-removal script of the package msodbcsql17 located at /var/lib/dpkg/info/msodbcsql17.postrm is calling odbcinst - which was not ...
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3 votes
Accepted

Installing font packages

Those aren’t font packages, they’re development packages shipping pkg-config configuration files (kbproto.pc etc.), among other things. On Ubuntu you need to install x11proto-dev: sudo apt install ...
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-1 votes

ubuntu default sound device

Installed Ubuntu 22.04, and now I have sound.
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17 votes
Accepted

Source of passwd error messages

The first error message is from the PAM library, see e.g. https://github.com/linux-pam/linux-pam/blob/master/libpam/pam_strerror.c const char *pam_strerror(pam_handle_t *pamh UNUSED, int errnum) { ...
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2 votes

Help with (corrupted?) flash drive

You need to create (at least) one partition on the disk before formatting it. fdisk /dev/sdb and then type: n (create a new partition) p (set as primary partition) [Enter], [Enter] (define start and ...
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0 votes

Cannot remove file: "Structure needs cleaning"

Contrary to others, I faced this issue, not because any of my disks were failing, but my lower RAM frequencies would cause weird issues including this one while under heavy load. Basically, for me, it ...
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0 votes

Linux gpg Conflicting values set

Had the same problem, I managed to solve it by removing source list files related to ms-teams or teams: open directory in terminal: /etc/apt/sources.list.d list ms-teams related list files remove ...
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