Hi, I'm quite new about raspberry and I don't know very well the environment. I'm running NodeRED on Raspberry Pi 4B, my problem is that the GPIO nodes are not available and I don't now how to control GPIOs. When NR starts in console there is the message 11 Nov 11:43:12 - [warn] rpi-gpio : Raspbe…

The base OS has now finally dropped python2 and also finally which python points to python3 - so we have to ensure we use that (and yet drop back if not available) I have now pushed 2.0.0 to be the default install.

Thanks for the information The OS was updated last week and you are probably the 1st person to try it out

What do you see if you run these commands? apt-cache policy rpi.gpio groups

[image] Colin: What do you see if you run these commands? pi@raspberrypi:~ $ apt-cache policy rpi.gpio python3-rpi.gpio: Installato: (nessuno) Candidato: 0.7.0-0.2+b1 Tabella versione: 0.7.0-0.2+b1 500 500 http://raspbian.raspberrypi.org/raspbian bullseye/main armhf Packag…

I am currently re-imaging a PiZero2 card to see if the issue replicates on one of them

Please stay on this thread :slight_smile:

I have googled extensively and can't find any reference to any differences in bullseye relating to GPIO.

Node-RED

Node-RED Forum

Rpi-gpio : Raspberry Pi specific node set inactive

General

Colin 11 November 2021 15:04 14

This thread has another user unable to access the GPIO with raspbian bullseye (which has only just been released).

Topic		Replies	Views
GPIO not working, indicates "OK" (yellow) General	44	976	5 March 2025
Nrpgio Python command not running General	38	6515	29 October 2024
Rpi-gpio input node "stopped" General	51	9716	4 December 2021
"nrgpio python command not running" error General	24	981	21 December 2023
Pi GPIO input works on PiZeroW but on on Pi2 General	21	1678	9 July 2018

Copyright OpenJS Foundation and Node-RED contributors. All rights reserved. The OpenJS Foundation has registered trademarks and uses trademarks. For a list of trademarks of the OpenJS Foundation, please see our Trademark Policy and Trademark List. Trademarks and logos not indicated on the list of OpenJS Foundation trademarks are trademarks™ or registered® trademarks of their respective holders. Use of them does not imply any affiliation with or endorsement by them.

Rpi-gpio : Raspberry Pi specific node set inactive

Related topics