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Questions tagged [raspberry-pi]

Ultra low-cost computer the size of a credit card. Also check the Raspberry Pi SE: http://raspberrypi.stackexchange.com/

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Getting errors while >> sudo npm install -g onoff in raspbian OS

error : epoll@2.0.7 install /usr/local/lib/node_modules/onoff/node_modules/epoll node-gyp rebuild gyp WARN EACCES user "root" does not have permission to access the dev dir "/root/.node-gyp/...
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0answers
13 views

Remove owncloud server from raspbian

Linux noob here so please be gentle. I followed a tutorial to install owncloud on my raspberry pi with an external hdd. Apparently owncloud doesn't play well with external hdd's so I tried to switch ...
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18 views

RPi - NOOBS isnt detected by RPi

I have downloaded NooBs from the rpi site, formatted the SD card to FAT32 (32Gb Card). I have followed the instructions from the Site on how to install the NooBs, but the Rpi doesn't seem to detect ...
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1answer
26 views

smsc95xx removes assigned IP address

My setup is raspberry-pi 2 archlinux I statically assign eth0 a IP address such as 10.0.1.101. No matter how I do that (via /etc/netctl/eth0 or via cli: ip addr add 10.0.1.101/8 dev eth0); every ...
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14 views

Run agt-get install imagemagick on raspberry pi using docker file

I am new to docker in rasppberry pi. I have installed docker on my raspi, and I wanted to create a docker image. This docker image when pulled into another raspi with docker should install imagemagick ...
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12 views

BerryBoot + Broken SD-Card slot. Can I boot berryboot via usb only?

I have 2 Raspberry pi 3B+'s and one turned out to have a broken sd card slot so I didn't know what to do with it well I learned about berryboot and DV-PI (Damn vulnerable PI) at the same time and I ...
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1answer
44 views

MQTT large delay between messages

I have a testing configuration which consists of a raspberry pi 3 b+ has a mqtt server, an esp32 with some led´s and a webpage to toogle them (webpage and esp32 are clients). For the esp32 i am using ...
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5 views

How to connect a Raspberry Pi IDS to the home router to detect intrusions network wide?

I'm configuring a raspberry pi IDS with ELK stack on a separate machine, my problem is to connecting it to the router in a way it can read traffic on the whole network and drop the suspicious packets. ...
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0answers
8 views

Asus tinker board for Raspberry pi - 3b+ projects [on hold]

Can i use Asus tinker board for raspberry pi - 3b+ projects ? I want to buy one of them but i am totally confused about their working.
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7 views

Power on / off switch on Android Things and a raspberry pi 3 [on hold]

I have found a way to map a button to shutdown the RPi3, is it possible to map the same button to power it on?
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13 views

Cannot mount GFS2 filesystem on Raspberry Pi with DRBD

I've been trying to setup a pair of Raspberry Pis with DRBD+GFS2, in a dual-primary configuration. I've successfully got working: all packages installed DRBD userland packages built from source and ...
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11 views

any long range uhf reader library available in python? [on hold]

I am new in raspberry pi.I want to develop rfid based gate with boom-barrier using rfid reader and raspbery pi.so can you suggest me which rfid reader is best for scan all types of rfid windshield tag....
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23 views

Nextcloud on Raspberry PI 3b+ throws protocol errors when syncing E2E-encrypted files [on hold]

I'm running a nginx (1.10.3) server with Nextcloud 15 installed on a Raspberry PI 3b+ (Rasbian OS). Currently I'm trying to synchronise large amounts of files via the windows sync client (with ...
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0answers
9 views

Raspberry Pi DIY UPS needs clarification [closed]

I found the following article regarding with DIY RPi UPS: https://tutorials-raspberrypi.com/raspberry-pi-build-your-own-ups-uninterruptible-power-supply/ It's still not clear for me, because this ...
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1answer
27 views

Should I get a Raspberry Pi? [closed]

I want to buy a small cheap computer to host servers whether it be game servers or something I program (I do a lot of networked projects). Is the Raspberry Pi a good option? P.S: Obviously, I don't ...
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6 views

libnfc emulating tag not working on raspberry pi and pn532 module [migrated]

I am trying to get nfc (NDEF) tag emulation on pn532 board hooked up to a raspberry pi via i2c. The scanning works perfectly, but when I try to emulate a tag, for example using the libnfc's example ...
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1answer
33 views

How to route a LAN?

I have a private network with a PC and 3 raspberries. PC--RPi1--RPi2--RPi3 PC: 192.168.0.101/24 (ssh to RPi1) RPi1: 192.168.0.102/24 (eth0 linked to PC) && 192.168.0.103/24 (eth1 linked to ...
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11 views

How do I restore my history search files in Raspberry Pi 3

My history files have been deleted by error in Raspberry Pi 3 Chrome. How can I recover these? Thanks!
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1answer
26 views

How can I spawn my own program in a linux tty-session instead of the shell?

I want to spawn a little TUI program instead of the shell on a raspberry-pi on the standard tty (without x11 of course) Therefore I need to know how to switch of the starting of the standard-shell ...
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1answer
19 views

Should I use my Raspberry Pi or Virtualbox to install Ubuntu on my USB drive using mkusb? [closed]

I have installed Ubuntu on my Pny 64 GB USB drive using Rufus and used Ubuntu for the first time and changed my wallpaper, connected wifi and browse many sites. Then I shut it down and opened it and ...
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1answer
25 views

How to connect via ipv4 to ipv6 only OpenVpn?

I want to use my Raspberry Pi as an OpenVPN Server to connect from everywhere to my home network. My ISP provides me only with an IPv6 address, so I can only access the OpenVPN via IPv4. Unfortunately ...
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0answers
8 views

import matplotlib.pyplot raises import error [migrated]

I installed matplotlib for python 3 on my raspberry pi 3 B+, but when I try to import it with import matplotlib.pyplot as plt, from the shell it raises an error: Traceback (most recent call last): ...
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0answers
21 views

ejabberd package 18.12.1 on Raspbian not runnable

I want to set up an XMPP-Server on my Raspberry Pi 3B+ and went for ejabberd. They provide a complete package for a range of different hardware and operating systems, including the Pi and only require ...
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1answer
42 views

Is it possible to install Teamviewer Client on a Raspberry pi?

Is it possible to install the teamviewer client on raspbian? I am running raspbian on a raspberry pi 3 B+. I currently have the host installed, but would like to connect from it as well. I tried ...
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1answer
19 views

openvpn is blocking external request to webserver and ssh

My setup: Raspberry pi 3 OS: raspbian 9 (stretch) local network (eth0): 192.168.0.X wireless network(wlan0): 192.168.10.X This setup is behind a modem/router which provides access to the internet. ...
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2answers
71 views

Getting an “Out of memory” Nginx error when attempting to run Lancache on Raspberry Pi 3B

I have a Raspberry Pi 3B and want to run Lancache on it. I know the performance will not be very good as the Raspberry Pi only has Fast Ethernet and a mobile CPU. The Docker image consists of three ...
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0answers
25 views

WiFi Direct on Raspberry - connect with constant pin (not generated randomly) [closed]

I'm trying to connect 2 RPi-PI-3 over WiFi Direct, but without pin authorization. I would like to connect them automaticly after system is booted. Is there any method to bind pin auth or other method ...
1
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1answer
19 views

Raspberry Pi 3, Ubuntu Core 18, Mounting USB disk fails

I have Ubuntu Core running on a Raspberry 3 and I am trying to mount external USB disk and have followed the instructions on: Mount instructions When running the command igor-lopez@localhost:~$ ...
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0answers
15 views

Cannot access the [bbbb::100] server page in 6lbr

I installed 6lbr on raspbian wheezy and when I run the server, I got a messages as "6LoWPAN border router started" but I am unable to access the [bbbb::100] server page. Also when I check "ifconfig", ...
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0answers
8 views

Installing xampp7.2.13 on Debian

https://www.youtube.com/watch?v=3RHIWQ9XKRc I followed this tutorial to install xampp7.2.13 in Pi3. The OS is Debian. su chmod 777 ./xampp-linux-x64-7.2.13-0-installer.run ./xampp-linux-...
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1answer
22 views

Port Forwarding Huawei HG8247H for BTC node

Hi I am trying to set up a full Bitcoin node to support the network, but I can't seem to get the port forwarding for port 8333 right on this Huawei router. I have attached screenshot of the port ...
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1answer
104 views

If you can replace a router with just a raspberry pi and some code

I'm trying to figure out the bare minimum in order to create a network. Wondering if you need to actually always buy a router, or if you can instead connect devices like Raspberry Pis directly with ...
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0answers
30 views

Content of Raspberry Pi Autostart File

Hello superuser Community, I screwed up... I am new to linux and I accidentally moved a file in the autostart file, in ~/.config/lxsession/LXDE-pi. I want to reverse the action, but I am quite sure, ...
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1answer
56 views

How to assign Static IP address to Raspberry Pi Model 3+ connected via WIFI?

I recently finished setting up my PI with Raspbian Stretch lite and configured the wifi successfully, now i was trying to assign an static ip address to it but all i find are tutorials for LAN not ...
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1answer
92 views

Rasperry Pi as a WiFi Router, but without using Ethernet cables?

I have the Raspberry Pi 2, and the official WiFi dongle that comes from the makers of Pi. I'd like to mention that I'm very new to understanding technology, code, and how things work in general so I ...
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0answers
24 views

Kernel panic-not syncing: VFS: unable to mount root fs on unknown-block(0,0)

Im receiving this kind of message which has a ending value of (0,0). I couldnt find any answer for this issue. I also have the Raspbian runs on NOOBS. (I dont know whether this is related but I power ...
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0answers
15 views

Socketcan can0 port stops working after a few messages have been sent and won't reset.

I have been working on a project and I ran into a port command problem, but before I ask the question I need to explain the set up, my goal, and my problem. Set Up: So I have a Raspberry Pi 3 B+ ...
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1answer
92 views

What kind of SSD Formats Do Raspberry Pi support?

i recently bought a PI model B+ to Run a Bitcoin Lightning node so i was learning how to use it and stuff like that. Before anything i have to download and sync the bitcoin core software so i was ...
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0answers
65 views

How to stream an RTSP source (e.g., Raspberry Pi camera) over the Internet without port forwarding?

I have a Raspberry Pi with the camera module attached and I can view the RTSP stream fine when I'm within my local network. What I want to achieve and am struggling to figure it out is how to stream ...
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1answer
34 views

Send Wake on Lan (WoL) request manually through the ethernet cable using an Arduino or Raspberry Pi

I'm trying to make a circuit that "intercepts" the ethernet cable before it enters the computer, allowing me to send a "Magic Packet" through the cable manually - by the press of a button for example. ...
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0answers
3 views

AIY-Vision camera does not start on AIY I cannot try examples CTraceback error [migrated]

I have a AIY-Vision kit and have installed the 2018-11-16 version https://github.com/google/aiyprojects-raspbian/releases/tag/v20181116 and i did sudo apt-get update when I doubleclick the ...
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0answers
4 views

Green LED blinking 7 times with rainbow colour image on screen [migrated]

I have a Raspberry Pi 3 b. I tried to boot it to android things OS. But when I connect the Pi to power, it is showing nothing except a rainbow colour screen and the green led is blinking 7 times. ...
3
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1answer
456 views

Is there any way to be able to ping from main network (192.168.1.0/24) to subnetwork (192.168.2.0/24)

So i take internet from my Raspberry pi 3b+ running Raspbian Stretch Kernel version:4.14, wlan0 and i just create a network bridge to give internet to ethernet adaptor witch will give ip adresses by ...
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0answers
60 views

Trying to install i386 package libc6:i386 on Raspberry Pi 3 B+ fails

The end goal is to get my Raspberry Pi to work as a print server providing AirPrint for a Brother DCP-195C printer they already have. I'm trying to follow this answer on how to achive that. So I ...
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0answers
19 views

How to extract the data from a UDP packet which comes through a COM port

The hardware setup im having is a wireless device which is connected to a raspberry pi through a COM port and the pi receives ipv6 udp packets through the COM port. ( I can capture and observe ...
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0answers
27 views

How to solve this error 'Unable to open connection to COM1. Unable to open serial port" [closed]

I wanted to create a serial Connection in putty with my raspberry pi 3. I don't know what I have done wrong. But I get Always the same error message that my serial port can not be open. I'm sure that ...
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0answers
22 views

Serial communication doesn't work RPI--ARDUINO uart [closed]

i want to use serial communication to send data from an arduino nano to a raspberry zero w. I used this method of connecting the pi to the arduino I used this code import serial port = serial....
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1answer
45 views

Navit in FB causes SDL init -1

I'm trying to compile Navit for Rpi3 with Buildroot image (WPE Framework included). There is only WPE Framework running on startup (no x server) therefore I would like to display Navit using ...
1
vote
1answer
50 views

Modify the rc.local of another linux-based OS safely

I need to modify the rc.local of my raspberry OS. If I insert the SD card in my Linux workstation, it says that "Geany tried to access the Unix Domain socket of another instance running as another ...
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0answers
25 views

Wake computer via Wake On Lan using Arduino/Raspberry Pi

Is it possible to use Wake On Lan (WOL) without going through the router? Using an Arduino or Raspberry Pi connected to the internet to manually (through the ethernet port) tell the computer to wake ...