# RPI GPIO Error Help

**URL:** <https://discourse.nodered.org/t/rpi-gpio-error-help/14914>\
**Category:** General\
**Created:** [29 August 2019 14:36 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914 "2019-08-29T14:36:28Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![MNiehaus](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/mniehaus/32/11436_2.png) [@MNiehaus](https://discourse.nodered.org/u/MNiehaus)\
**Post date:** [29 August 2019 14:36 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/1 "2019-08-29T14:36:28Z")

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"nrpgio python command not running" Im trying to toggle an LED on/off using inject input w/ rpi gpio node. Im getting that error in the debug line. RPI.GPIO library is installed. Can you guys help..?

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**Author:** ![cymplecy](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/cymplecy/32/2773_2.png) [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Post date:** [29 August 2019 15:08 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/2 "2019-08-29T15:08:05Z")

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Are your running this on Pi?  
What version of Node-RED are you running?  
Did you install Node-RED using standard script?

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**Author:** ![MNiehaus](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/mniehaus/32/11436_2.png) [@MNiehaus](https://discourse.nodered.org/u/MNiehaus)\
**Post date:** [29 August 2019 15:47 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/3 "2019-08-29T15:47:02Z")

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Raspberry Pi 3  
Node-RED V0.20.7  
Node.js v10.15.2

Node-RED was part of the standard installation of Raspbian Buster w/ Desktop

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**Author:** ![cymplecy](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/cymplecy/32/2773_2.png) [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Post date:** [29 August 2019 17:19 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/4 "2019-08-29T17:19:05Z")

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Just seen your other post which implies that the Pi input node is working for you

> [@Help Writing My First Function](https://discourse.nodered.org/t/help-writing-my-first-function/14918/7):
>
> That worked! msg.payload for the body and msg.topic for the subject line. I really appreciate you guys and your help! Matt

Is that right?  
Its just the output node that isn't working and giving you the error?

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**Author:** ![MNiehaus](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/mniehaus/32/11436_2.png) [@MNiehaus](https://discourse.nodered.org/u/MNiehaus)\
**Post date:** [29 August 2019 17:23 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/5 "2019-08-29T17:23:30Z")

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I switched my micro sd card and got it to work. Unfortunately, id like to switch back since I have been building in it.

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**Author:** ![ukmoose](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/ukmoose/32/13_2.png) [@ukmoose](https://discourse.nodered.org/u/ukmoose)\
**Post date:** [29 August 2019 18:49 UTC](https://discourse.nodered.org/t/rpi-gpio-error-help/14914/6 "2019-08-29T18:49:02Z")

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switch back  
export your flows  
clone then card that is working  
import your flows…