Ubuntu is a Linux operating system derived from the Debian distribution.

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Raspberry Pi 3 Slow on Ubuntu Mate

I installed Ubuntu Mate 16.04 LTS on Raspberry Pi 3 Model B and overclocked it to 1.4 GHz. The Micro SD card used is a Samsung 32GB PRO Class 10. However the Raspberry Pi still feels sluggish with ...
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0answers
4 views

Python Image Slicer install failing on Ubuntu Mate

I've got a raspberry pi 2 running ubuntu mate. It comes pre loaded with python. I attempted to install image_slicer module using pip install image_slicer however I recieve this error dialogue: ...
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1answer
50 views

Want only ethernet working, remove all usb and hdmi port

We developed a system, we are delivering it with raspberry PI to client. Our system is like admin panel, so Raspberry pi will work as Local server. For Our code security, we want to remove all USB ...
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1answer
16 views

Opengl supported version?

I've heard that it is possible to make a high performance computer with a rasberry pi cluster. I am thinking about doing this, but before I do it, I want to know what OpenGL version rasberry pi ...
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1answer
59 views

How do I install MongoDB on Ubuntu MATE 16.04 LTS?

I am following this guide on how to install mongoDB on Ubuntu MATE 16.04 LTS on my Raspberry PI 3 and I get the following error when I run "sudo apt-get update" N: Skipping acquire of configured ...
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0answers
24 views

Ubuntu MATE 16.04 not recognising USB hub on Pi3

I have just received my raspberry pi 3, and installed Ubuntu MATE. It isn't recognising my D-Link USB hub, but if I plug anything directly to the Pi it works, but when going through the hub it doesn't ...
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0answers
6 views

How to uninstall LibreOffice on Ubuntu Mate [migrated]

I have Raspberry Pi 3 running Ubuntu Mate 16.04. I'd like to uninstall all the crap I don't need, and among the first candidates is LibreOffice. However, when I try to uninstall LibreOffice, I'm ...
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1answer
35 views

Raspberry - Ubuntu Mate Question [closed]

Could someone help me find the source code for Ubuntu MATE (Raspberry Pi2) Thanks !
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0answers
37 views

WebIOPi from remote server

I have a Pi3 with WebIOPi set up on it. I would like to use a separate (Ubuntu) web server to control GPIO on the Pi. I created the test html page on the Ubuntu server and included webiopi.js, ...
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0answers
33 views

Configure ubuntu mate without monitor

i tried to configure ubuntu mate for the first launch without a monitor and a keyboard directlty connected to it. Is there anyway to access it, like via SSH? Thanks
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2answers
28 views

Issues in cross compiling buildroot for Raspberry Pi 2

Facing the issue below while building a custom OS for the Pi 2 using buildroot, all the configs and everything are going fine . Whenever I try to compile the image, I'm facing this issue. make ARCH=...
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2answers
47 views

Execute Python Script in Chrome

I started developing with the Raspberry Pi and it is so much fun! As a learning project I want to build a ticket system. So I bought some small LEDs and stuff to connect it and a 2D barcode scanner ...
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2answers
295 views

How to PXE Boot a Pi 3?

I am setting up a demo lab where I build a baby Openstack data center using MaaS and Juju with LXD hypervisors running ZFS. Here is my setup: Macbook Pro i7, 16GB RAM VMWare Fusion VM(s) running ...
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0answers
47 views

Where is Bluetooth pairing stored

I have paired a Bluetooth keyboard and mouse with my Pi3 running Raspbian. I am setting up Ubuntu MATE 16.04 on another SD Card to run on the same Pi3. I would like to use the keyboard and mouse on ...
0
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1answer
32 views

clutter deprecated

I am trying to build Linux Mint's cinnamon DE on Ubuntu 14.04 (rpi2b) but I get this error on the make command, can someone help? CC libst_1_0_la-st-bin.lo st/st-bin.c: In function '...
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1answer
105 views

When I compile with arm-linux-gnueabihf-g++ version 4.7, I get error while loading shared libraries: libstdc++.so.6

When I compile with ./gcc-arm-linux-gnueabihf-4.7-master/bin/arm-linux-gnueabihf-g++ -c Steph.cpp on an Ubuntu Linux 16.04 machine which already has gcc 5.3.1 installed: I get the error while loading ...
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1answer
26 views

Running a application made for Ubuntu 12, 14 or Windows on a Raspberry Pi

I need to install an ebeam edge which need driver. It only works on Windows / Ubuntu. How do I know if I can make it run on Ubuntu Mate or Windows IOT on my Raspberry Pi? Do you think it is possible?
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0answers
91 views

Unable to make USB sound card as audio card 0

I am using Ubuntu Mate in Raspberry Pi 2. I want to change use my USB sound card as default audio card. For this I check my audio card number from command aplay -l and this is my output:- **** List ...
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1answer
69 views

How to get smooth mouse acceleration?

I have the default NOOBS Debian install. The mouse acceleration seems totally crazy. Well actually, initially it was disabled and the mouse was really slow. I upped the 'Acceleration' and 'Sensitivity'...
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2answers
170 views

raspberry emulation / nested virtualization - issue when booting with qemu-system-arm

I'm trying to emulate the raspberry pi with a virtualbox using Ubuntu. I've followed this link and also this one I've been able to install the requested qemu package, I've downloaded the raspbian ...
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0answers
19 views

fingerprinter scanner got from old Vaio laptop

I want to use my old laptop with raspberry B+ model pi to develop a security system and for fun! Following are images of my finger print scanner that I just got out from old Sony Vaio laptop. I would ...
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0answers
212 views

Raspberry Pi 3 - Ubuntu MATE - Skip emergency mode Ctrl+D

I will start by saying that I went through all the "Go google" stuff and read all the "proper shutdown", "SD card corruption" etc. answers and still haven't got a solution. We want to start using ...
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2answers
1k views

Install Chromium on Ubuntu MATE (Raspberry Pi)

I've installed chromium using sudo apt-get install chromium-browser sudo apt-get install browser-plugin-freshplayer-pepperflash and am unable to open chromium. If I try to open it from the ...
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3answers
378 views

Raspberry Pi 3 first boot issues

Just received the Pi 3 in the mail. So I unplugged the Pi 2, took out the SD card from the 2 and put it in the 3. Connected everything from the Pi 2 on the 3 and attempted to boot. The image is a ...
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0answers
65 views

Permission denied in Ubuntu Snappy

I follow this manual, Getting started with a Raspberry Pi 2 and the Raspberry starts ok, but I cannot connect on SSH. I use password: ubuntu. What I doing wrong? akk@AdminPC:/$ ssh ubuntu@169.254.0....
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0answers
101 views

Touchscreen not working for 7" HDMI display

I have a 7" HDMI display with touchscreen from Adafruit. I connected it via HDMI and USB (for power and probably for transferring some touch data). Everything is working well except the touchscreen ...
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0answers
68 views

White screen on LCD screen even after installing the drivers

When I first set up my raspberry pi screen I had this problem with the white screen: White screen on touchscreen display But now even after installing the drivers I get the same white screen on the ...
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0answers
45 views

How to make ubuntu mate 15 on read-only mode on raspberry pi2

as title I have a raspberry pi2 with Ubuntu mate 15 installed on an micro SD card. I would like to make it on only-read mode. I tryed to modify the /etc/fstab file from this: proc /proc ...
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2answers
77 views

Should I expect major differences between Raspbian and Ubuntu?

I'd like to use VirtualBox at first and instead of Raspbian, Ubuntu Mate. Should I expect some differences while setting up a 3G connection?
3
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1answer
74 views

Modules not loaded at boot time

I am currently using Ubuntu 15.10 server (RPi optimized edition) on my RPi2 B. I also bought a display, as suggested in another question. I got the display working by hand, namely activating SPI and ...
3
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2answers
247 views

Raspi Config on Ubuntu Server 14.04

I installed the Raspberry Pi2 image of Ubuntu Server 14.04 on my Raspberry Pi 2 B. The other day I bought a LCD display, that is now plugged onto the GPIO pins: Is there any possibility to get raspi-...
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3answers
57 views

Pulse Audio has no output but Alsa does?

I have a raspberry Pi B that I would like to configure for sound. It's running ubuntu 14. I just installed PulseAudio and unfortunately there is no sound. I have tried this several ways. If I run: ...
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3answers
126 views

Wifi stick for Raspberry Pi 2

I have bought a Raspberry PI 2 bundle, which contained an Edimax ew-7811un wifi stick. Unfortunately it is not working well with the Raspbian OS. It is horribly slow (4-10 Kbyte/s). I have tried ...
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3answers
97 views

Can I run Ubuntu Server on an Rasperry Pi 2 Model B?

I only read that you can install Ubuntu Mate and Snappy. I don't need the graphic interface, so I'd like to go with the server version and use it as a file-server in my home network.
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2answers
152 views

Is it possible to access Raspberry pi 2 ubuntu 14.04 without usb-keyboard?

I installed Ubuntu 14.04.02 LTS on my Raspberry pi 2 model B. My Raspberry pi 2 is connected to my home router with LAN cable and monitor with HDMI cable. When Raspberry pi is on, the monitor ...
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3answers
202 views

How to connect and use ssh without a screen using BUILDROOT

i want to build a minimal system for raspberry pi (B+) to improve the performance of my face detection algorithm ... I have found BuildRoot : for the configuration i found that it's not necessary to ...
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3answers
263 views

Creating Disk Image of SD Card

So I've found this command: dd if=/dev/sdx of=/directory/for/image bs=1M But that gives me this error: dd: failed to open ‘directory/for/image’: Is a directory So I found that the directory has ...
2
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3answers
257 views

Is 8gb enough to support Ubuntu MATE without storage issues?

After becoming familiar with Rasbian and Terminal, I decided to try something new with ubuntu MATE. Aside from the microSD card that the Raspberry pi came with, which I want to keep the Rasbian ...
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1answer
37 views

What compatibility is there between Legacy Pi and Pi 2?

Basically, I have a legacy Pi and Ubuntu MATE for RPi says it's for RPi 2. Will software designed for RPi 2 boot / run on legacy Pi? Are there big incompatibilities?
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2answers
303 views

Is it necessary to resize the file systems on Ubuntu MATE?

After installing Ubuntu MATE on my Raspberry Pi 2, everything works fine, for once. However, the site I am following to set it up tells me I have to resize the file systems. It tells me to delete the ...
1
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4answers
3k views

White TFT LCD touchscreen isn't functioning on Raspbian or Ubuntu on a Raspberry Pi 2

I finally received my 3.5" KeDei 480x320 16bit/18bit version 3.0 TFT LCD touchscreen from Hong Kong. It only connects through the GPIO pins. I plugged it into my Raspberry Pi 2 and I was met with a ...
0
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1answer
176 views

No rule to make target error

I'm trying to sudo make ubuntu-install to compile Telephone Number Blocker from the Murphy 101 blog. I have a brand new Raspberry Pi 2, and have installed raspbian. So I assume it's the latest ...
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0answers
58 views

Speed of video .ts files freezes in Ubuntu MATE

Get video running in Ubuntu MATE Is there a way to install Ubuntu MATE with decent video support like OSMC? When I start OSMC on my Pi2, I can watch all my VCR recordings in .ts format well (MPEG 1 ...
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1answer
318 views

How to install Ubuntu MATE without HDMI output?

I'm new to Raspberry Pi 2, I just bought a Raspberry Pi 2 1.1, I don't have a TV or monitor with HDMI input, so I have to install Ubuntu MATE without it, is there any way to use composite video? i ...
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0answers
242 views

SD card not accessible since writing image with dd

I've first installed Raspbian via NOOBS (just placed the files on the SD Card using windows), which worked fine and Raspbian was start- and usable. Afterwards I wanted to set an static IP by changing ...
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3answers
88 views

how to inspect Rasperry Pi 1A from Laptop (Ubuntu Linux 14.04)

I won a Raspberry Pi at a contest about 2 years ago. Finally I got the proper wire to connect it to my laptop, but it's not doing anything! The light goes on, but nothing appears in my operating ...
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1answer
480 views

Black screen on first boot of ubuntu mate

I am trying to install Ubuntu mate on my rpi2. But so far, I am only getting a black screen (I don't even see a the colorful splash screen) I installed NOOBS on my MicroSD card to ensure that the card ...
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1answer
205 views

Undefined reference to raspicam::_private::Private_Impl[…]

I am trying to make a project for the Pi B+ using ROS, RaspiCam and OpenCV (in c++). I want to write my code in QTCreator in a Virtual Machine running Ubuntu 14.04, and then transfer the files to my ...
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1answer
100 views

Getting a video error after writing Ubuntu Mate to a SD card

I have written an Ubuntu Mate image file to an SD card using win32disk manager. When I insert it into the Raspberry Pi, it keeps displaying the following message on the monitor: Digital Input - ...
5
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1answer
357 views

configure monitor to allow rotation

I have a monitor Samsung SyncMaster 943B (connected through DVI) which has a rotatable screen. Monitor Preferences shows "Monitor Unknown" and the correct Resolution but not the Refreshrate and won't ...