All Questions
29 questions
-1
votes
1
answer
67
views
Raspberry Pi 3B cannot connect to wifi
I was trying to connect to wifi from my RPI3 running Ubuntu 22 server.
This is my conf file
/etc/wpa_supplicant/wpa_supplicant.conf
Ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev
...
- 107
0
votes
1
answer
45
views
MATE desktop doesn't work correctly
So, I decided to install the KDE Plasma desktop and see how it would go. I installed it (all dependencies took up 1.3GB of storage) and tried it out, and didn't like it too much. It takes about ~100MB ...
- 103
0
votes
0
answers
224
views
Deconfigured locales for libc6 - help!
So, I was trying to install firefox 81 on Ubuntu MATE 20.04. When I was trying to, it was saying libc6 needed 2.32 but I had 2.31 installed. So I decided to look up where 2.32 was an attempt to ...
- 103
0
votes
1
answer
130
views
Expanding boot partition for Ubuntu MATE [closed]
How do I expand the /boot_ub (Ubuntu MATE) partition? I want to upgrade to 20.04 to get some support for MATE but I can't upgrade because the partition is almost full. I tried to remove old kernel ...
- 103
0
votes
0
answers
488
views
Disable HDMI port on Ubuntu 18.04
I'm running Ubuntu 18.04 on an RPI 3 B+, and I would like to disable HDMI to conserve power.
tvservice seems to be missing, is there any way to do this if I'm not running raspbian?
- 119
0
votes
0
answers
358
views
screen and serial UART connection gibberish
I'm connecting my iMac (10.14.16) to my RPi 3b+ (Ubuntu 18.04.5 LTS ubuntu ttyS0, uname -a = Linux ubuntu 4.15.0-1067-raspi2 #71-Ubuntu SMP PREEMPT Fri Jul 10 01:36:10 UTC 2020 aarch64 aarch64 aarch64 ...
- 111
0
votes
1
answer
1k
views
Cannot install libmozjs185 on rpi 3 running Ubuntu Mate
I am looking forward to install CouchDB on my rpi 3, running Ubuntu 20.04.
However, I can not figure out how to install one of its required dependencies: libmozjs185.
I have tried:
$ sudo apt-get ...
- 713
0
votes
0
answers
35
views
Trouble setting up SSH via ethernet
As the title suggests im trying to set up SSH access to my pi 3 B+ and running into a few issues.
pc running Ubuntu 19.10 is plugged into RPi however no connection is being made, thus i cant set up ...
0
votes
0
answers
308
views
Rainbow screen issue with raspberry pi 3 model b+
I am using Raspberry pi 3 Model B+ and using Ubuntu Mate operating system not Raspbian Os I am also using raspberry pi 3 supportable original charger of 5.1V 2.5A. still i am facing the same rainbow ...
- 11
1
vote
1
answer
62
views
When I make a clone of my SD, the resulting image has ethernet problems
First of all, I'm working with Ubuntu Server 18.04, on a Raspberry Pi 3b+.
I'm running a server with Nodejs and MongoDB. Everything works perfect. The problem comes when I want to clone the SD into ...
0
votes
0
answers
38
views
CompoundPI unidentified server problem
I am trying to use CompoundPI (https://compoundpi.readthedocs.io/en/release-0.4/quickstart.html) with two RPIs and an ubuntu client. CompoundPI connects multiple RPIs, that each of them has a picamera,...
- 13
0
votes
1
answer
444
views
Can you switch from connecting the RPi from pifi access point to an actual router access point
So for a robotics project I have in mind I'm trying to create an access point on my rpi so that I can directly ssh into it without using wifi from another router. But the problem is that I'm not sure ...
1
vote
0
answers
576
views
bluetoothctl hangs with "connect to bluetoothd"
I have a Raspberry Pi 3 and I have been playing with the bluetooth functionality.
It worked for a while: I successfully paired a Windows machine with my Pi, but now it does not work anymore.
I used ...
- 713
2
votes
1
answer
2k
views
DNSMasq unknown interface wifi0 - failed to start
Introduction
I am trying to use my Ubuntu Core-RaspberryPi as a Wifi Access point. Therefore, I am using hostapd and dnsmasq. I followed this tutorial in order to setup everything.
I start them ...
- 167
0
votes
1
answer
955
views
Unable to install Mongo-DB on Raspberry Pi with Ubuntu Core 18.04
I am trying to install mongoDB on my Raspberry Pi 3b+, which has an ARM 4-Core 64 bit processor.
I was trying to install MongoDB on my Pi just as mentioned in their documentation but unfortunately I ...
- 167
1
vote
2
answers
2k
views
How to set up wifi with ubuntu 18.04.2?
I'm trying to use ubuntu OS on my raspberry pi 3 B+.
I have formatted my microSD card to FAT32 and copied the ubuntu-18.04.2-preinstalled-server-arm64+raspi3.img.
I am able to have the OS working. ...
- 111
0
votes
0
answers
148
views
Connected to the internet but unable to ping
I have a Raspberry Pi 3b+ with a Huawei E3372 LTE USB Stick. I use a mobile simcard in this USB stick to provide it with a internet connection.
The problem now is that I can't even ping the IP ...
- 101
1
vote
0
answers
130
views
Ubuntu Mate compatibility
A Raspberry Pi3 B+ was outfitted with: ubuntu-mate-18.04.2-beta1-desktop-armhf+raspi-ext4.img which indicates that the B+ is the recommended hardware. That being said, at bootup, the rainbow screen (...
- 629
20
votes
1
answer
43k
views
How to setup the Raspberry Pi 3 onboard WiFi for Ubuntu Server 18.04 with netplan?
How to setup of Raspberry Pi 3 B+ onboard WiFi for Ubuntu Server 18.04? In particular, with netplan?
This is a clean install of the Ubuntu Server 18.04 image for Raspberry Pi 3. File: ubuntu-18.04.2-...
- 563
8
votes
4
answers
9k
views
PoE hat fan activation on OS other than Raspbian
I'm aware that the only officially supported OS that the PoE hat works on is Raspbian. I can confirm that both my hats work, and that the fan does switch on and off if I have Raspbian installed on the ...
- 185
0
votes
2
answers
5k
views
Why is WiringiPi unable to find hardware revision?
I installed Ubuntu 18.04 on a Raspberry Pi 3 B+ and WiringPi following the instructions presented here. The problem is that when calling the GPIO utility, I get the following error:
It seems that the ...
- 103
0
votes
1
answer
2k
views
Rainbow Screen and Lighting Bolt while booting Ubuntu Mate on RPi3 B+ [duplicate]
I have installed the Ubuntu Mate Image for the Raspberry Pi that I found here https://ubuntu-mate.org/raspberry-pi/ - During the boot process the only thing that appears on screen is the rainbow ...
- 103
0
votes
1
answer
4k
views
Wifi Not Working with Ubuntu MATE 16.04 and Pi 3b+
I was able to get Ubuntu MATE to finally run on my Pi 3B+ after following this tutorial: https://www.youtube.com/watch?v=tdJrd75_068&lc=z234tvgocvmqyzb5a04t1aokgml1ll00iwv1gbnt2da0rk0h00410....
0
votes
1
answer
2k
views
Ubuntu Server 18.04 on Raspberry Pi 3 B+: Ethernet Networking Errors on Boot
So I've been trying to setup a web server on my Raspberry Pi 3 B+
I'd like to be able to develop on meteor and then upload the app to my Pi over SSH and Meteor Up (MUP). Started with Raspbian Stretch ...
- 111
0
votes
1
answer
5k
views
Raspberry Pi 3B+, installing Ubuntu Server (64bit)- problems
TL;DR: (Scroll down to bottom two questions)
I have found dozens of "solutions" on the Raspberry Pi 3B which have worked for people and not with my 3B+.
I suspect that there is a very specific ...
0
votes
1
answer
1k
views
Can I modify an RPi2 image to boot on an RPi3 B+?
I have a Raspberry Pi 3 B+, and none of the operating systems that usually work on the RPi 3 will boot. I've done a small bit of research, and I think this has something to do with an outdated ...
- 111
1
vote
0
answers
410
views
How to upgrade other major OS to work on 3 B+
Scenario
I am yet another victim of thinking my rpi 3 B+ was broken when it wouldn't boot up. It turns out that the 3 B+ is looking for some special boot instructions.
I currently have:
Ubuntu Mate 16....
- 223
-1
votes
1
answer
9k
views
Ubuntu Mate 16.04 on Raspberry Pi 3 B+
I would like to get Ubuntu Mate 16.04 on the Raspberry Pi 3 B+. According to this thread this should be possible. Here is the summary on how they achieved it:
Copy the following files from Raspbian ...
- 99
1
vote
1
answer
4k
views
pi-3b+ ubuntu-core boot problem [duplicate]
i've a pi-3b+ it boots raspbian but does not boot ubuntu-core. When i write ubuntu-core image for pi-3 stable from here the red led lights only. When i write ubuntu-core image for pi-3 edge from here ...
- 113