Questions tagged [raspberrypi]

A very-small, single-board computer. Use this tag only for questions about interoperability between Raspberry Pi and Ubuntu; general questions about Raspberry Pi belong on raspberrypi.stackexchange.com.

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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
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Raspberry Pi 3B+ doesnt boot from USB on 23.10 Mantic

I have a Raspberry Pi 3 B+, booting from a hdd drive plugged on USB. Been running several versions of Ubuntu fine with this, I was lately running 22.04. Tried to upgrade to 23.10, but Ubuntu crashes ...
blablack's user avatar
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Raspberry Pi 4 - Ubuntu Server 22.04 - HEADLESS Static IP Configuration

I have a Raspberry Pi 4. I want to burn an SD card with Ubuntu Server 22.04, with ETH0 configured STATIC IP 192.168.0.10. NO DHCP. (SSH enabled) Headless, meaning no screen, no keyboard, no mouse. ...
05032 Mendicant Bias's user avatar
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How to configure Wi-Fi hotspot on RPi4 with Ubuntu 20.04 and network created from the 5G modem

i have a RPi4 with the SIM8200EA-M2 5G HAT With Antennas connected via USB port to enable the 5G network on it, i need it ti be configured as a Hotspot to allow some devices to connect to it. So i ...
Liudmila Dobriakova's user avatar
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RaspberryPi plus VNC plus Ubuntu gets stuck

[this is a repeat, my apologies; I posted it under the Ubuntu list of the raspberrypi.com forum before I found the "Not official" note there] Hi. I'd like to set up a RaspberryPi machine ...
Michael Jinks's user avatar
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482 views

RTSP Stream of Raspberry Pi (Raspbian) Desktop via VLC?

Has anyone been able to stream the desktop of a Raspberry Pi running Raspbian over RTSP? I've been attempting it using variations of the code below: cvlc screen:// :screen-fps=30 :sout="#...
beeperr's user avatar
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145 views

Firefox Video Play Errors on Raspberry Pi4

I'm running Ubuntu 22.04.3 LTS on a Raspberry Pi4 with 8GB RAM and Firefox 117.0.1 installed. I'm seeing the following errors via journalctl -f, when starting to view an OReily course video on Firefox:...
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Camera Module 3 not working on Ubuntu Raspberry Pi

I have a Raspberry pi 4B with Ubuntu, and I’m trying to use my camera module 3 with python (I’ve tested the code with Raspberry Pi OS, so I know it’s right) using PiCamera and in a virtual environment ...
Flamethrower's user avatar
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Ubuntu server 22.04 on Raspberry Pi not picking up both attached disks

Ubuntu 22.04.3 LTS server is not picking up both USB attached SSDs on my Raspberry Pi 4b. My Pi has two USB 3.x ports and I'm using two USB to SATA cables to connect 2 x 1TB Samsung 870 QVO SATA III 2....
MikeW's user avatar
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Trouble SSHing into Raspberry Pi with Passwordless SSH Key on Ubuntu Core 20

I have successfully created a bootable Ubuntu Core 20 SD card using Raspberry Pi Imager. I generated an SSH key using PuTTY Key Generator without a password and added it to my Ubuntu account's SSH key ...
Avishek's user avatar
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Black screen when booting up raspberry pi

(I had already asked this on the raspberry pi stack exchange but, as of now, no one has solved the problem). I use a 4GB Raspberry Pi 4B. Recently, I switched to Ubuntu, and it had been working fine, ...
Flamethrower's user avatar
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162 views

Unable to change I2C clock dtc

Good afternoon dear friends, The goal: -> Change i2c clock frequency to 400kHz The motivation: -> Trying to use Adafruit BNO085 via i2c and there are known issues with rpi i2c clock stretching. (...
Aotearoa_DEV's user avatar
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Raspberri pi ubuntu server preinstalled "ubuntu-image" definition

I am chasing down how the "preinstalled" Raspberry Pi images are being generated. What I found so far: ubuntu-image is the tool for generating those images, which requires a yaml file with ...
jlpedrosa's user avatar
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Avahi-Daemon can't discover RaspberryPi

Ubuntu 22.04 is unable to find raspberrypi.local on my network. However, my iPhone can find it. PI is running over ethernet. I've restarted the avahi-daemon.service on the pi, and also avahi-daemon on ...
James Woodall's user avatar
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531 views

Ubuntu Core 22 installation stuck on raspberry pi4 B

My Raspberry Pi 4 is stuck at this point while installing Ubuntu Core 22 as shown in the attached image. I waited for about 2 hours, but cannot see any progress. I wrote the Ubuntu Core image using ...
samim09me's user avatar
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Can I run a kernel newer than 5.15 on Ubuntu 22.04 on a Raspberry Pi 4b?

I've got a Raspberry Pi 4b 4GB running Ubuntu 22.04 server (kernel 5.15) that I run ROS2 Humble on for robotics (which necessitates 22.04). I recently bought a Raspberry Pi Camera Module 3 to use as a ...
Atticus's user avatar
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`-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
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Why my CPU frequencies high but application performance is poor

I have two similar raspberry pi running Ubuntu with little difference in their configuration. I am trying to monitor their performance for running my application. So I am running my app on both ...
RajS's user avatar
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Pi 4 is not booting anymore

I am a total noob in pi and ubuntu. My PI4 with 22.04 worked fine. Today it wont turn on anymore. Just get the message "zswap zpool z3fold not available, using default zbud" before screen ...
CedricP's user avatar
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Problem connecting camera to RPi 4 running ubuntu 20.04 aarch64

im tring to connect camera (Raspberry GSCam) to raspberry pi 4, running ubuntu 20.04 aarch 64. I have added start_x=1 and gpu_mem=128 to /boot/firmware/config.txt and rebooted. Still there is no ...
Szymon's user avatar
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I want to rsync a folder from local ubuntu harddrive to raspberry external harddrive

I want to rsync a folder from local ubuntu harddrive to raspberry external harddrive. Problem is finding the right path. When i search in ubuntu file explorer i can open the folder on the raspberry ...
E Tobe's user avatar
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Firefox 116 fails to start on Ubuntu 22.04 ARM64 Rpi4 after a snap refresh

Firefox 116 fails to start on Ubuntu 22.04 ARM64 Rpi4 after a snap refresh. Firefox 116.0-2 was installed but fails to start either from the gui or command line. I tried: snap remove firefox snap ...
Richard J's user avatar
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Run audio file at boot

I've installed ubuntu server on a raspberry PI4. I would like this raspberry to run an audio file at boot (without me logging in). I have created an audio.sh file with the following: #!/bin/sh cvlc --...
James's user avatar
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How to install Wi-Fi USB Dongle driver on raspberry pi 3?

I am working on a raspberry pi 3. For a project the raspberry has to be in a 5 GHz Wi-Fi. Therefore we want to use a 5 GHz USB Wi-Fi Adapter (Edimax AC600 EW-7811ULC). The problem is that we can not ...
Michael's user avatar
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1 answer
665 views

Ubuntu server on Pi won’t connect to Internet

For the past few hours I have been following to official Ubuntu guide to setup an Ubuntu server on my Raspberry Pi 3B+ however whenever I boot up the server and sign in it doesn’t connect to the ...
Agent Blade's user avatar
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152 views

Ubuntu 22.04 Server fails to boot on Raspberry Pi 4: Failed to load "initrd.img"

I was using Ubuntu Server 20.04 and then tried updating it to Ubuntu 22.04. I left it overnight and in the morning I could not access it. I pulled the plug, powered it again and no boot. The EEPROM ...
Pranav R's user avatar
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249 views

In dialout group for Chirp but USB port still not working

I've followed every available instruction and "fix" over countless hours for months. Still haven't got Chirp to work - ever. Cannot get USB access after following all instructions and fixes. ...
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Raspberry pi stuck on systemd when running apt upgrade

Hey I just got my raspberry pi 4 and installed the light 32 version but when do sudo apt upgrade it keeps getting stuck at settings up systemd (247 .3-7+rpi1+deb11u2) I have reinstalled and repeated ...
ANKIT's user avatar
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2 votes
2 answers
548 views

Failure when trying to run MongoDB on Raspberry Pi 3 B & Ubuntu Server 23.04

I am trying to install & run MongoDB on my Raspberry Pi 3 B running Ubuntu. After installing and trying to start it, I get this status: srv_user@raspserver:~$ sudo systemctl start mongod srv_user@...
cryseascr's user avatar
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282 views

Creating a dummy v4l2 capture device without using 'v4l2loopback'

Can i create a dummy v4l2 video device just like done by sudo modprobe v4l2loopback without using v4l2loopback via command line.I don,t want to use v4l2loopback because it is not able to call a ...
Harsh Kumar's user avatar
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1 answer
565 views

Setup VNC on headless Raspberry Pi using Ubuntu 23.04 can't open display

Attempting to setup TigerVNC on Ubuntu 23.04 using Raspberry Pi 4B. Got to step to test by entering 'vncserver'. Received this output: New Xtigervnc server 'KG7JE-Ham:1 (steve)' on port 5901 for ...
Steve Butler's user avatar
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36 views

Updating Python on Raspberry Pi3b

Set up a new Raspberry Pi and followed the instructions in this articel to update to the current version of python: https://raspberrytips.com/install-latest-python-raspberry-pi/ When attempting to ...
Michael Mcpherson's user avatar
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1 answer
425 views

20.04 Cloud-init appears to disable ipv4 DHCP on eth0

I'm doing a fresh install of 20.04 on some Raspberry Pi 3s. The SD cards were flashed with Ubuntu 20.04 Server (32bit) using the RPi imager. When cloud init finishes wlan0 has an ipv4 address from ...
NetFool's user avatar
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1 answer
218 views

Autostart with Desktop Entry only works for GUI applications

I am trying to start django with a Desktop Entry file and open a chromium browser in kiosk mode to show a locally served website which shows some weather reports for my area etc ... I put some sleep ...
xtlc's user avatar
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-1 votes
1 answer
1k views

Can hardware accelerated video decoding be enabled for Kodi on Raspberry Pi 4?

I've been running 23.04 on a Raspberry Pi 4 (4 GB) for some time, but Kodi (20) from Debian does not seem to use hardware decoding, neither for h.264 nor h.265. I've tested with reasonable resolutions ...
Andreas's user avatar
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Unable to execute ./JLinkExe: No such file or directory

I'm using raspberry pi 4 as a host to run the Jlink-plus debugger. I downloaded the software JLink_Linux_V788c_arm from SEGGER website. But when I run sudo ./JLinkExe, it always said that sudo: unable ...
Jayson's user avatar
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0 votes
1 answer
993 views

Set Ethernet as the default connection on Raspberry Pi on Ubuntu 22.04 server

I have a Raspberry Pi 4 running Ubuntu 22.04 server edition, it can connect to the local network via either wired eithernet or Wi-Fi connections. Currently, it defaults to the Wi-Fi connection, but I ...
Kim Harding's user avatar
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0 answers
84 views

Ubuntu Core 22 64 bit - Raspberry Pi 4 - SSD boot loop (full Ubuntu boots fine)

I'm using Raspberry Pi imager to write the provided images to SDCard/HD/SSD Raspberry Pi 4 eeprom is upgraded to the latest version, and no sdcard is present during the issue. Booting Ubnt Core 22 ...
rvf148's user avatar
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1 vote
1 answer
655 views

Connecting to raspberry pi failure in name resolution

My current setup is that I have multiple Raspberry pis connected to my laptop through a network switch. None of the pis are connected to the internet. I want to broadcast commands to all of them to ...
Paul's user avatar
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how to enable headless operation on an Ubuntu 22.04 desktop running on a Raspberry PI without screen

I've tried to follow: RPI4 and Ubuntu 20.04 LTS: Switch between headless and hdmi mode without any changes but it doesn't seem to work. The RPi fails to boot. My goal is to be able to connect via ...
alainsanguinetti's user avatar
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0 answers
197 views

Serial Port GID is root (not dialout) on Raspberry Pi CM4

I am getting "Permission Denied" errors when trying to access /dev/serial0 on the Raspberry Pi CM4. I've tried the common suggestions of adding my user to the dialout and tty groups, but ...
ebab72's user avatar
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1 vote
3 answers
278 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
1 vote
0 answers
187 views

Can someone tell me why does Lubuntu does not boot into the Gui and there is no command prompt?

I downloaded the Ubuntu server 23.04 32bit on 11/05/2023, so it is the latest version and used the raspberry PI imager software to write the MicroSD card. I followed the instructions on your website &...
spiesfj's user avatar
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0 answers
260 views

Share desktop's WiFi internet with Raspberry Pi over ethernet

I'm trying to set up my RPi in headless but having trouble with sharing my Ubuntu desktop's WiFi internet over ethernet. This question has been asked before indeed, but they just don't work for me for ...
Colin's user avatar
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CPU usage when GUI is on vs GUI is off : Ubuntu 20.04 and Raspberry pi 4

Myself going to use Raspberry pi 4 (8gb ram) with ubuntu 20.04 installed in it, for my projects using ROS. I will use the GUI for some main debugging purposes, or else I would stop the GUI and prefer ...
DEVAPRASAD S's user avatar
-1 votes
1 answer
597 views

OrangePi 5 disconnecting from internet-less ethernet

We just purchased an OrangePi 5 and tried to run both the OrangePi Bullseye OS and Ubuntu Focal yet we face the same issue in both. The ethernet (eth0) keeps disconnecting from our Doodle Radio (which ...
gabe6540's user avatar
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1 answer
958 views

brcmfmac: cf880211_set_channel: set chanspec 0x1234 fail, reason -52

I have installed Ubuntu Server 22.04.2 LTS on a rasberry Pi 4. I am attempting to connect the wifi to my school wifi. I am getting many of this error: brcmfmac: cf880211_set_channel: set chanspec ...
pitosalas's user avatar
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1 vote
0 answers
162 views

wifi config on raspberry pi

I used the raspbery pi image utility to create an ubuntu image. In the utility you can set the wifi settings before it create the image on the sdcard. I was able to connect to my home wifi but I would ...
Sidney King's user avatar
1 vote
0 answers
161 views

Raspberry pi not booting from updated kernel running Ubuntu 20.04. How to switch to updated kernel on Pi 4?

I am running Ubuntu Server 20.04 on a Raspberry Pi 4. I recently did a sudo apt update && sudo apt full-upgrade on my server and it (maybe unsucessfully) update my kernel version. When I run ...
DanRan's user avatar
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0 answers
329 views

USB CD/DVD not detected by 23.04

Completed a fresh install of 23.04 desktop on Raspberry Pi 4. All good until I connected my external CD/DVD drive, which was pnp on 22.04 and 22.10. No joy on the lobster. Neither Disks utility nor ...
Bruzr's user avatar
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