Questions tagged [nodered]

A browser based, node.js powered tool for integrating hardware and web services.

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Installing nodejs and nodered on Windows IoT Core

I'm trying to find out if it is posible to install nodejs and nodered on Windows IoT Core running on Raspberry Pi 3 where an UWP will be also running. Thanks!
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Chromium semi freezing in a predictable way on very unclear reasons

I have a Raspberry PI 3B+/raspbian running my NodeJS (node-red) backend application. My Raspberry is hosting a frontend application (VueJS) as well. I also have a 7" display connected. The purpose ...
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Nodered Losing nodes on rpi

After installing nodes (eg npm install --unsafe-perm node-red-contrib-i2c) and restarting node-red i find them in the pallet. after reboot (nodered start on boot) i no longer find then in the pallet ...
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2answers
480 views

Is there a Node-Red node that can receive garage door open/close events?

I've been looking through the various npms that mention MyQ and HomeKit to try and find a way to trigger flows when my garage door opens or closes, but everything I've found seems to just support ...
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1answer
127 views

Upon starting Node-RED my Pi detects all of its i2c addresses as connected

I've been trying to connect an MPU-9250 module to my raspberry pi B+ in order to output the sensor's data through a Node-RED UI, i followed this tutorial to setup the MP-9250: https://kingtidesailing....
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164 views

RPI serial input from RS232 via MAX232 to Node-Red [closed]

I use Node-Red to monitor serial RS232 data from a home automation box. All works fine for a couple of weeks and then the data is no longer seen. I have to reset the RPI to recover from this. I have ...
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1answer
85 views

Unable to ping all PCs inside company network

I am using RPI3 with raspbian and I have it connected to my personnal network via wifi (works fine) but I also connected it to company network with cable. Also I am new to RPi and Linux. So I have ...
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1answer
175 views

Node-Red does not turn off the relay

In Node-Red, whenever I put a single status type for reading the GPIO status or GPIO in/out in the flow, it turns on the relay. I cannot turn of it by injecting 0 value as string. When I delete all ...
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1answer
248 views

RP3 as Nodered+Deluge server and Nginx configuration

I'm running RP3 as Nodered and Deluge (torrent) server, by default I can access Nodered via http://host_ip:1880 and Deluge via http://host_ip:8112 but now I installed Nginx (I'm newbie with it) then ...
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1answer
1k views

Where are the log files?

I installed some nodes for Home Assistant through the Palette Manager, and when I try to put any of them in a flow, I get this error upon "deploy": Flows stopped due to missing node types. Check ...
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326 views

How to collect data from server to LibreOffice Calc

I have Mosquitto and Node-Red installed on my Pi 3. I want to be able to log the data into a spreadsheet of some sort. Is there a way to do this with Calc or a spreadsheet of some sort on the Pi? The ...
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2answers
324 views

Raspberry Pi shuts down after starting node red

I have node red installed on my Pi and I have been working with it all day, no errors whatsoever. I left it on for a couple of hours and for some reason it shut down. I didn't notice and thought ...
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755 views

How do I install usb using npm

I'm trying to install a npm usb package on a raspberry pi. It's needed by a library (in turn used by a node for node-red) but trying to install that seperately didn't work, so I'm installing this ...
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1answer
752 views

Node Red keep restarting on my raspberry pi 3

I deployed a flow to my node-red on the raspberry pi 3 and after that it keep restarting giving the following error: 22 Jun 17:26:21 - TypeError: client.subscribeToDeviceCommand is not a function at ...
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1answer
1k views

mosquitto running as service does not work but manually does

if I run mosquitto manually mosquitto i can connect to it and everything works perfectly but if I run mosquitto as a service sudo service mosquitto start then it doesen't respond and nothing works ...
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1answer
612 views

Node-Red Raspi GPIO: Using only rising trigger

When using node-red with raspberry pi 3 GPIO, node-red will send a message, every time the state changes (= rising and falling trigger). Is it possible to only send messages on rising trigger? Using ...
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1answer
5k views

NodeRED was working, now will not start (keeps looping to try)

I have been using NodeRED on the RPi for a couple of days, but then it started saying I had "credential errors" to IBM BlueMix (which works fine), and now NodeRED won't startup on the RPi at all. ...
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1answer
3k views

I have installed node-red on my raspberry pi but it does not start

I installed node-red but the node-red-start command does not work. I get this error: -bash: node-red-start: command not found This was an old pi that I recently upgraded from wheezy to Jessie. ...
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1answer
3k views

Creating simple http request in node-red

I'm new to the Raspberry Pi. I just started using node red to create a flow but I got stuck in making a simple http request. This is the flow I created, but whenever I make a request to go to the ...
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0answers
177 views

Installation of node-red contrib nodes

I installed node-red, and I tried installing the contrib nodes from flows.nodered. It is getting installed, but in the browser, I can't find the nodes which I have installed. I used the same procedure ...
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2answers
6k views

Raspberry Pi B+ can't install node-red

I read an article on the newest MagPi about node-red and I decided to install it. I used: sudo apt-get update sudo apt-get upgrade sudo apt-get dist-upgrade sudo apt-get install nodered The 4th ...