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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Why is there a Pi specific version of Ubuntu, and we can't just install regular Ubuntu ARM?

Coming from the perspective of "normal" machines (i.e. consumer desktops/laptops) you can just download the x86-64 and it will work on the machine regardless of the particular components (so long as ...
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Open Media Vault SSH doesn't work

I installed Open Media Vault on my Raspberry pi 4. In itself everything works. Only SSH doesn't work. when I type SSH 192.168.178.54 in my Linux console comes this message: @@@@@@@@@@@@@@@@@@@@@@@@...
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Apt can't find package libasound2-dev 20.04 arm64

I'm trying to install libasound2-dev on a freshly installed Ubuntu 20.04 on my Raspberry Pi 4 but apt reports that it can't find the package. Running apt search libasound2 yields: ubuntu@ubuntu:~$ ...
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New server install on RPi3: “passwd: Authentication token manipulation error”

I thought I'd give Ubuntu a try on my RPi3 that I'm planning to run Pi-Hole on... I followed the Ubuntu tutorial here. I used the 32-bit "recommended" option. When I login, I get this error: "passwd: ...
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No Apt found after installing 64-bit Ubuntu core 18.04 on Raspberry Pi 3B+

I tried to install the 64 bits Ubuntu core onto my Raspberry Pi 3B+ this morning using Raspberry Pi Imager to burn the image to the microSD card. However, after booting and all the first time ...
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Raspberry Pi 4 updated bootloader

A new beta boot loader (will be out of the beta pretty soon) has been released for the raspberry pi 4 which supports USB boot natively, without the need of an SD card. Are there any plans for ...
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How do I add a USB-C OTG network interface in 20.04 LTS?

I am trying to add a USB OTG networking interface to Ubuntu 20.04 LTS on a Raspberry PI 4. I know the hardware is capable of supporting this because this guide works with the debian-based Raspbian OS,...
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R-Pi3b+ diskless PXE boot results in initramfs prompt on diskless device after downloading TLXOS [closed]

I am trying to set up two Raspi 3B+ with a diskless boot option. Our setup is as follows: A 3B+ setup with TLXOS as a PXE server, SD card installed - followed the instructions In the forum. An ...
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Ubuntu 20.04 LTS hangs with error: “hwmon1: Failed to get throttled ( -110)”

I'm getting this under load on Raspberry Pi 3B+ with fresh Ubuntu 20.04 LTS server 64-bit, then the system hangs: hwmon1: Failed to get throttled ( -110) Does anyone know why this is happening or ...
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Framebuffer problem with Raspberry Pi Ubuntu 20.04 Server and Adafruit 5" display

I've been looking non stop for a day and half now but I'm new to Linux and feel completely stuck. I'm using: Raspberry Pi 4 Ubuntu 20.04 Server (for arm-64) Adafruit 800x480p 60hz 24-bit HDMI ...
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How to limit the user access to a directory in external drive?

I have a Raspberry pi 4 with Ubuntu Server 20.04 LTS installed. There, i have a Git repository hosting (precarious) for my personal projects, but i'm trying to use it for a team project. The Git ...
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Android things Pico Pro Maker Kit: How can I install Ubuntu server?

I have Android Things Pico Pro Maker Kit (NXP i.MX7D Starter Kit) (Refer: Get started with Android Things kits). How can I install ubuntu server on it?
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20.04 server on raspberry pi 3 b+ when idle for more than 5 minutes

I am very new to this so take that into consideration lol. I have a fresh install of Ubuntu server 20.04 lts for the raspberry pi 3 b+. I have not installed anything on it but i have sudo apt-get ...
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Cannot install software - Lubuntu 20.04 on Raspberry Pi 4 (installed via Ubuntu server)

I have installed Lubuntu 20.04 on a Raspberry Pi 4 using the Ubuntu server 64 bit image, the installation went fine, everything seems to work just fine but I'm having a peculiar problem when adding ...
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1answer
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alsaequal: use command line to adjust sound

I was looking into rotary encoders for adjusting the volume on my raspi. That part was quite easy. Now I am wondering, if it is possible to use the command line (and finally a rotary encoder) to ...
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RPi Ubuntu 20 64bit Server - Desktop doesnt appear, seems stuck

NOOB here, I wanted to run Ubuntu on my RPi 3. Downloaded and uncompressed the latest 64bit image 20.04, flashed OK and booted OK. Password change, all ok. Did APT update/upgrade; all's well. Then ...
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Repair ubuntu 19.10 on raspberry pi

I'm using ubuntu server 19.10 on a raspberry pi 4, and my system is installed on a micro SD card. Yesterday I tried to upgrade ubuntu from 19.10 to 20.04 by using sudo do-release-upgrade. After a few ...
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Ubuntu 20.04 - Raspbery PI 4 (4GB) Official 7" Screen - No Touch

I recently upgraded from 19.10 to 20.04 on my Raspberry Pi 4. I have the official 7" touch screen attached and mounted to my wall in a case. After the upgrade, the touch part of the screen no longer ...
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1answer
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Customizing the kernel (arm64) using Ubuntu 20.04 LTS on a Raspberry Pi 4

I have successfully installed Ubuntu 20.04 LTS on a Raspberry Pi 4 using the following image: https://ubuntu.com/download/raspberry-pi/thank-you?version=20.04&architecture=arm64+raspi I want to ...
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Reset password for phpmyadmin on raspberry pi

I’ve got a raspberry pi with a phpmyadmin database. However I can not remember the password. I may not even have a password. I have tried various method of resetting the password but when I try ...
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2answers
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Black screen with logon prompt on Raspberry Pi 3b+

I'm new To Ubuntu. I installed Ubuntu 20.04 on my Raspberry Pi 3b+ with Raspberry Pi imager and it boots to this black login screen. Ubuntu 20.04 Ubuntu tty1 ubuntu login:
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Changing the DNS servers Ubuntu Server 20.04 - Arm64 (Raspi)

I am running ubuntu server 20.04 on a raspberry pi 4 and I am having difficulty updating the dns entry in resolv.conf. resolv.conf points to the nameserver 127.0.0.53; however, I disabled the systemd-...
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Share wireless connection with fixed ip, on different networks

This question How to share a wireless connection through ethernet with fixed ip addresses? mentions how to share a wireless connection through ethernet with a fixed ip address. This is useful when ...
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`pip install pygame` produces `Command “python setup.py egg_info” failed with error code 1 in /tmp/pip-build-vD9diA/pygame/`

What I'm running on OS: Ubuntu Server 18.04.4 Computer: Raspberry Pi 4 Model B pip version (the default installed on 18.04.4 LTS): pip 9.0.1 python version (the default installed on 18.04.4 LTS): ...
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RPi4 support - raspi-config and gpio?

I want to know if there will be official support for things like raspi-config and gpio on the official ubuntu releases for the Raspberry Pi 4? I was initially drawn to it for the 64-bit capabilities ...
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Route Audio from SPDIF Input to 5.1 USB Soundcard (raspbian)

So I'm very new to audio stuff, but my setup is the following: Any HDMI device --(via HDMI)--> TV --(via SPDIF)--> USB Sound Card (input) --> RaspberryPi --> USB Sound Card (3x3.5mm Audio Jack (Front,...
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30 views

Netplan Static Address for a specific connection otherwise dhcp

I am new to Netplan Configuration so please if its a duplicate question, just point me to the right answer since i couln't find something that match my problem. So, I ve got a Raspbery pi 4 and ...
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28 views

Samba on raspberry pi, permission changes to external hard drive not authorized

So I'm really new to this stuff. I'm trying to make a NAS server, and I can clearly see it on my network when I connect to my PC. However, I can't make folders, access folders, or add anything to the ...
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DNS issues on a Three way network/device

I have a small(ish) network of a raspberry pi3, 4 and a laptop (more devices but I am not including them for this example). I have a router (D7000 netgear) which is connecting all devices to the ...
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60 views

Hang with Ubuntu 20.04 64 Bit on Raspberry Pi

I have installed Ubuntu 20.04 64 Bit on my Raspberry Pi 4 (with 2 GB RAM). I have also installed lubuntu-desktop. The system hangs (even the mouse cursor no longer works) after some time (a few ...
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1answer
165 views

Ubuntu server 20.04 ad-hoc network usb dongle

I'm trying to setup an ad-hoc (mesh) network on Raspberry Pi 4s running Ubuntu Server 20.04 LTS - through USB dongles. The network does not need to connect to the internet (this is just to form an ...
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2answers
708 views

How to enable exFAT for Ubuntu 20.04

Today I installed a fresh copy of Ubuntu 20.04 (GNU/Linux 5.4.0-1008-raspi aarch64) on my Raspberry PI, and I know that exFAT should be supported by the 5.4 kernel, but whenever I try to mount an ...
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loginctl lock-session/unlock-session Black screen

I’m running Ubuntu 20.04 with the ubuntu-desktop installed on a Raspberry Pi. I had a bash script running in the background to control lock/unlock session using the loginctl module. But every time the ...
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1answer
30 views

Permanently disable wlan0 on raspberrypi running ubuntu 20

Ubuntu 20 seems to manage networking devices differently. All instructions on disabling wlan0 are tailored to Ubuntu 19 and earlier. I tried blacklisting 'wlan0' in modprobe.d, didn't work.
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Is it possible to disable ipv6 using cloud-init?

I have a cluster of raspberry pi's and I am updating the os from raspian to ubuntu 20.04. I am able to configure a static ip address and name server, but I can not figure out how to disable ipv6. The ...
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275 views

focal ppa.launchpad missing Release file [duplicate]

This is a clean stable 20.04 install of the Raspberry PI image. $ sudo apt update [sudo] password for admn: Ign:1 http://ppa.launchpad.net/certbot/certbot/ubuntu focal InRelease Hit:2 http://ports....
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Ubuntu image for Raspberry Pi 4 model B

As in the roadmap described ubuntu doesn't support fully the 4Gb version of raspberry. Is it resolved in the version 20.04? I found no information about it. ubuntu roadmap
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Random system halt/crash with Ubuntu 20.04 on Raspberry Pi 4

I installed Ubuntu 20.04 with Xfce4 DE (xubuntu-desktop) on a Raspberry Pi 4 4GB. System runs good but randomly it shutdowns/halts, I don't known exactly what happens because I use it as headless ...
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1answer
74 views

Fix Resolution in Command Line

Just installed Ubuntu Server for RasperryPi 3 Ubuntu 20.04 LTS (GNU/Linux 5.4.0-1008-raspi aarch64) The display resolution is not correct and I can not figure out how to fix it. The screen text is ...
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Enable capture with the equal alsa device

I installed alsa-utils on my raspberry pi 3B +. However, it won't capture the output of the sound I'm playing, because it says that there's no capture controls for this device. Is there any way to fix ...
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1answer
26 views

Ubuntu Server 18.04: How to use a preinstalled image?

I'm trying to put Ubuntu 18.04 onto a Raspberry Pi 4. As far as I can tell using the preinstalled server image is the best bet, but I cannot find any resources explaining how to "unpack a preinstalled ...
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1answer
40 views

Ubuntu Server 19.10 i386 for Raspberry Pi

I want to know if it's possible to install Ubuntu 19.10 Server (i386), for Raspberry Pi, on an older Laptop that only have 32bit architecture? I wonder if this can be possible, because this version ...
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1answer
657 views

Apt-get does not install packages, apt-get update does not work

A few days ago, apt-get stopped installing packages successfully. I am using Ubuntu Mate 18.04 on Raspberry Pi 2. I want to install Idle 3 so I can do a python program. But when I run sudo apt-get ...
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1answer
60 views

UBUNTU 19.10.1 Raspberry Pi 4b No Audio

I have a Raspberry PI 4b 4GB running UBUNTU 19.10.1 (ethernet wired/HDMI) I have loaded the Server Version and then layered the GNOME user interface on top. All updates have been done including ...
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1answer
26 views

Raspberry Pi 4 Microk8s cluster is not starting containers?

Thanks for your time, I have a master and worker Microk8s cluster running in my homelab. My build doc is here; GitHub I get no errors when running sudo microk8s.inspect I can't even start a simple ...
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Nextcloud (Snap) - Move Data from old external drive to new one

Hello everyone and thank you for the warm welcome to the community. In a different discussion the question of changing the nextcloud data directory to another drive was answered. However, after ...
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1answer
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Ubuntu installer for Dell laptop

Where can I find instructions on how to create a Ubuntu installer thumb drive for a DELL LAPTOP but using a Raspberry Pi?
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10 views

lxdbr0 and wlan0 hotspot with the same DHCP Server

In my Raspberry (ubuntu server 18.04) I have configured a Wifi Hotspot, which provides network access to computers and cell phones at home. I have also configured LXD with a Btrfs Raid1 on two USB ...
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Cinnamon desktop runs only in software rendering mode on raspberry pi 4

Downloaded and flashed, Ubuntu Server 19.10.1 , to a 32GB SD card. Installed xubuntu desktop. Cloned that to a couple of other sd cards. Installed Ubuntu Mate on one. https://itsfoss.com/install-mate-...
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481 views

How to boot Ubuntu from USB on Raspberry pi 4

I installed ubuntu Ubuntu 19.10 on raspberry pi 4. it booting and working fine from SD. How to boot it from USB SSD.

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