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0 answers
13 views

How to emulate ARM Raspberry Pi OS on an Intel desktop computer running Ubuntu?

I am co-maintainer of an eye strain prevention app (Safe Eyes), and want to test it in Raspberry Pi OS before release. I don't have a Raspberry Pi, so I cannot test how the app works in the new ...
Archisman Panigrahi's user avatar
0 votes
0 answers
40 views

Unable to retrieve cache information using standard commands (lscpu, cat /proc/cpuinfo, etc.) on Raspberry Pi; seeking assistance to resolve the issue

I'm encountering difficulties retrieving cache information on my Raspberry Pi using standard commands like lscpu, cat /proc/cpuinfo, and lstopo. Despite attempting these commands with elevated ...
iftach shalev's user avatar
0 votes
0 answers
292 views

Random Kernel Panic on Ubuntu 22.04.3, Raspberry Pi 2b

I have an old Raspberry Pi 2B v1.1 (BCM2836). Wanna use it for multipurpose home mini server. Flashed and running Ubuntu Server 22.04.3 armhf just fine. After few hours, kernel panic happened, had to ...
alfiyansys's user avatar
0 votes
1 answer
195 views

`-bash: No such file or directory` When there is very mutch is file there

I am trying to install sdr++, but I dont think that matters. after installing the nightly apt package on my rpi 4, I attempted to run the main bianary sdrpp but got a file not found error: pi@sdr:~ $ /...
makerio's user avatar
  • 26
1 vote
3 answers
374 views

Ubuntu on Raspberry Pi (ARM architecture) - cannot run AVCHD MTS, or mp4 movies

I am running Ubuntu 22.04 on Raspberry Pi 400 (an ARM computer). I can connect to an Internet TV feed, or YouTube, using Firefox, and then the broadcast runs fine. When trying to play .MTS videos (...
Helen Craigman's user avatar
0 votes
1 answer
53 views

No Data Output To External Display

I have been using Ubuntu 22.04 ARM on a Raspberry Pi 400 for a while, and it was working fine; but it started causing some issues. Currently I have no issues, but I am just asking to know why it did ...
Tyler's user avatar
  • 1
1 vote
0 answers
229 views

Can I freely move an SD card imaged with Ubuntu Server for Raspberry Pi between an rPi3 and rPi4?

Just curious about the implications of such. I've got a Raspberry Pi 3 that I use to host small web development projects on a LAMP stack (Ubuntu for Raspberry Pi 22.04). I'm thinking of tasking the ...
Rich Knepp's user avatar
0 votes
1 answer
420 views

Why Livepatch is not available for ARM based CPU? [closed]

I recently discovered Canonical Livepatch service, I want to install it on my Raspberry Pi, but it said Livepatch is not available for platform arm64. Supported platforms are: amd64, x86_64. Livepatch ...
Wolf Yuan's user avatar
1 vote
0 answers
205 views

How to update ubuntu-20.04.3-preinstalled-server-armhf+raspi.img.xz to work with USB Boot?

Anyone know how to update the boot loaded on ubuntu-20.04.3-preinstalled-server-armhf+raspi.img.xz so it will work with USB boot? Or switch it to use u-boot? If I install & update from a SD card ...
Jeff's user avatar
  • 11
0 votes
1 answer
1k views

SD card with Ubuntu Desktop created with Pi Imager fails to boot (issue specific to 32GB SD cards)

I have used Pi Imager on my regular Ubuntu system to write Ubuntu Desktop to my SD card. When I try to boot from it in my Pi 400, I get the following error: [50B]: Failed to remount '/' read-only: ...
Rafal's user avatar
  • 1,817
0 votes
1 answer
183 views

Does there exist a firefox.tar.bz2 package for Raspi (!ARM!) which can be downloaded? (Making firefox "portable" on Raspi)

I know there exists a firefox-esr package for Raspberry Pi OS and firefox is also preinstalled on Ubuntu Mint [Raspi-Image]. But in this case I'm trying to get firefox as a .tar.bz2 package from the ...
ubuntu4life's user avatar
2 votes
1 answer
360 views

Ubuntu MATE ARM 64 update from 20.10

How do I update from MATE 20.10 to the updated version on Rasp PI 4?
Lan's user avatar
  • 21
2 votes
0 answers
248 views

Compiling ARMv7A (AArch32) code on an ARMv8A (AArch64) machine?

I've read in many places that ARMv8A supports backwards compatible ARMv7A code (the former is now called AArch64 and the later is now called AArch32). I'm running an ARMv8A machine (on the Raspberry ...
Gregory Fenn's user avatar
1 vote
0 answers
909 views

How to install armhf snap packages in arm64 architecture?

On a fresh install of Ubuntu desktop 21.04 in arm64, I have added the armhf architecture via dpkg. When installing .deb packages, I do not encounter any difficulties. Unfortunately, this does not seem ...
leonis_csem's user avatar
0 votes
1 answer
443 views

NesPi Safe Shutdown

I have a NesPi case that I have successfully installed Ubuntu on and am trying to get the safe shutdown script to work. Does anyone know how to modify the script to get the safe shutdown feature to ...
satanobsidian's user avatar

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