# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1177

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 1178

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## [Node injector and msg vars](https://discourse.nodered.org/t/node-injector-and-msg-vars/20043)

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**Author:** [@pvanklink](https://discourse.nodered.org/u/pvanklink)\
**Replies:** 2\
**Last updated:** [8 January 2020 12:59 UTC](https://discourse.nodered.org/t/node-injector-and-msg-vars/20043 "2020-01-08T12:59:44Z")

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Does a injector node can set message.vars like: msg.config = 'xxx'; msg.oscmd = 'yyy' Or do i have to add a separate CHANGE node or function for this ...

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## [Need help inputting CSV data from OBD2 into influx from Chevy bolt](https://discourse.nodered.org/t/need-help-inputting-csv-data-from-obd2-into-influx-from-chevy-bolt/19771)

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**Author:** [@mitchdennis](https://discourse.nodered.org/u/mitchdennis)\
**Replies:** 23\
**Last updated:** [8 January 2020 11:29 UTC](https://discourse.nodered.org/t/need-help-inputting-csv-data-from-obd2-into-influx-from-chevy-bolt/19771 "2020-01-08T11:29:27Z")

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Hello, I'm trying to input data from a CSV file into influx. I think I have everything right except for getting the time stamp to influx from the CSV file instead of the current time. This is my flow minus the drop box n…

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## [Home heating time remaining](https://discourse.nodered.org/t/home-heating-time-remaining/19219)

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**Author:** [@sokomm](https://discourse.nodered.org/u/sokomm)\
**Replies:** 19\
**Last updated:** [8 January 2020 10:40 UTC](https://discourse.nodered.org/t/home-heating-time-remaining/19219 "2020-01-08T10:40:48Z")

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Hello For my home heating I use a dry wood boiler and a buffer tank. I need a function to calculate how much time of heating I have left when the boiler goes out. Im measuring the water temperature in the buffer and co…

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## [\[Announce\] node-red-contrib-lcd](https://discourse.nodered.org/t/announce-node-red-contrib-lcd/20009)

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**Author:** [@erfanjahanshahlo](https://discourse.nodered.org/u/erfanjahanshahlo)\
**Replies:** 2\
**Last updated:** [8 January 2020 10:13 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-lcd/20009 "2020-01-08T10:13:55Z")

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About This module is lcd node for node red. in this node you can write a string to liquid crystal lcd. Install via Git Run the following code in your raspberry pi terminal cd /home/pi/.node-red/node\_modules git clone h…

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## [Interval Specific Time Of Day](https://discourse.nodered.org/t/interval-specific-time-of-day/20036)

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**Author:** [@jasonx](https://discourse.nodered.org/u/jasonx)\
**Replies:** 6\
**Last updated:** [8 January 2020 09:42 UTC](https://discourse.nodered.org/t/interval-specific-time-of-day/20036 "2020-01-08T09:42:09Z")

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Hey everyone, Very new to node-red. I have a flow I want to execute daily at 1pm. It seems like the timestamp interval uses cron from what I gather so uses the unix timestamp to determine the time then set this as the …

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## [I need help "Type already registered"](https://discourse.nodered.org/t/i-need-help-type-already-registered/19589)

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**Author:** [@nicsalabado](https://discourse.nodered.org/u/nicsalabado)\
**Replies:** 14\
**Last updated:** [8 January 2020 09:40 UTC](https://discourse.nodered.org/t/i-need-help-type-already-registered/19589 "2020-01-08T09:40:47Z")

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Hi, I'm very new here in node-red so please bear with me. Can someone help me with this? I don't know what will I do. And can you also help me with the secretcredential. Thanks!! Welcome to Node-RED …

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## [Getting data from Windows PC data](https://discourse.nodered.org/t/getting-data-from-windows-pc-data/12910)

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**Author:** [@wtrk](https://discourse.nodered.org/u/wtrk)\
**Replies:** 118\
**Last updated:** [8 January 2020 09:17 UTC](https://discourse.nodered.org/t/getting-data-from-windows-pc-data/12910 "2020-01-08T09:17:06Z")

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Hi guys I connected my raspberry pi to windows pc. I just want to see my windows data power on-off and CPU usage. Is it possible to monitor some windows datas at Node-Red on raspberry pi

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## [Mp4 or gif in Dashboard](https://discourse.nodered.org/t/mp4-or-gif-in-dashboard/8277)

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**Author:** [@Tobi](https://discourse.nodered.org/u/Tobi)\
**Replies:** 8\
**Last updated:** [1 March 2019 15:23 UTC](https://discourse.nodered.org/t/mp4-or-gif-in-dashboard/8277 "2019-03-01T15:23:38Z")

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Hi everybody, I want to play an mp4 file in the dashboard. I realized that with the ui-template and the \<viedeo\>-Tag. Now I want to stop the video depending on the payload and continue. Something like that: if(payl…

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## [Install Failed on Ubuntu Mate on Raspberry Pi 3B](https://discourse.nodered.org/t/install-failed-on-ubuntu-mate-on-raspberry-pi-3b/18938)

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**Author:** [@tkanjar](https://discourse.nodered.org/u/tkanjar)\
**Replies:** 2\
**Last updated:** [8 January 2020 00:22 UTC](https://discourse.nodered.org/t/install-failed-on-ubuntu-mate-on-raspberry-pi-3b/18938 "2020-01-08T00:22:00Z")

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I tryed to install Node-RED using script for Debian: bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/master/deb/update-nodejs-and-nodered) but install failed. Update Node.js LTS ✘ Failed t…

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## [Concurrency: Writing to database](https://discourse.nodered.org/t/concurrency-writing-to-database/20022)

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**Author:** [@eugene](https://discourse.nodered.org/u/eugene)\
**Replies:** 1\
**Last updated:** [7 January 2020 19:57 UTC](https://discourse.nodered.org/t/concurrency-writing-to-database/20022 "2020-01-07T19:57:36Z")

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Node-red fundamental question. I have a flow that writes input payload to a database (same table). The input payload comes from 5 sources, the time is depending on some external event. Do I need to worry for lost of d…

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## [Parsing html data](https://discourse.nodered.org/t/parsing-html-data/19945)

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**Author:** [@alexander77](https://discourse.nodered.org/u/alexander77)\
**Replies:** 6\
**Last updated:** [7 January 2020 19:46 UTC](https://discourse.nodered.org/t/parsing-html-data/19945 "2020-01-07T19:46:46Z")

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Hi, it's first time i try to read data from a web-page. I can read the data, i get ~7700 characters, and when looking into the data manually i find the data i'm looking for somwhere in the middle: · \<a href=results.php…

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## [Catch node not finding error](https://discourse.nodered.org/t/catch-node-not-finding-error/20015)

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**Author:** [@Dave](https://discourse.nodered.org/u/Dave)\
**Replies:** 7\
**Last updated:** [7 January 2020 18:09 UTC](https://discourse.nodered.org/t/catch-node-not-finding-error/20015 "2020-01-07T18:09:15Z")

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I have a i2c node which monitors a the state of a battery's charge in one of my flows it works fine however if I disconnect the battery, as expected I get an error: raspberrypi Node-RED\[340\]: 7 Jan 15:23:28 - \[error\] \[i…

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## [Strange signs comming in](https://discourse.nodered.org/t/strange-signs-comming-in/19989)

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**Author:** [@Mrfox](https://discourse.nodered.org/u/Mrfox)\
**Replies:** 5\
**Last updated:** [7 January 2020 17:01 UTC](https://discourse.nodered.org/t/strange-signs-comming-in/19989 "2020-01-07T17:01:01Z")

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Hi, I am trying to make a flow for reading data from an energy meter to a Grafana dashboard via Influxdb. I have a MBUS-USB converter, obviously connected to the USB port, transfering the signal from the HAN port. My pr…

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## [Problems with the credentials using the Watson Assistant Node](https://discourse.nodered.org/t/problems-with-the-credentials-using-the-watson-assistant-node/20017)

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**Author:** [@Fekri](https://discourse.nodered.org/u/Fekri)\
**Replies:** 0\
**Last updated:** [7 January 2020 16:05 UTC](https://discourse.nodered.org/t/problems-with-the-credentials-using-the-watson-assistant-node/20017 "2020-01-07T16:05:32Z")

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Hi, I have been blocked by a problem using the "Assistant Node" returning this message: Error: Unauthorized: Access is denied due to invalid credentials. The solution was working well before the end of december 2019. …

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## [How to add numbers to a date time string](https://discourse.nodered.org/t/how-to-add-numbers-to-a-date-time-string/19982)

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**Author:** [@pvanklink](https://discourse.nodered.org/u/pvanklink)\
**Replies:** 3\
**Last updated:** [7 January 2020 15:32 UTC](https://discourse.nodered.org/t/how-to-add-numbers-to-a-date-time-string/19982 "2020-01-07T15:32:28Z")

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this script gives a date time stamp 6-1-2020 tijd: 20:6:11 i want 06-01-2020 tijd: 20:06:11 (extra 0 before day, month, hour etc.) is this possible? var today = new Date(); var date = today.getDate() +'-'+(today.ge…

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## [API addwidget()](https://discourse.nodered.org/t/api-addwidget/13604)

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**Author:** [@Landry25](https://discourse.nodered.org/u/Landry25)\
**Replies:** 24\
**Last updated:** [7 January 2020 13:50 UTC](https://discourse.nodered.org/t/api-addwidget/13604 "2020-01-07T13:50:00Z")

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I'm using the API addwidget() to create a dashboard node (graph) , and I don't know why but when I re-deploy my flow, or when I refresh the page , I have the last point which seems to be sent again by the backend . So I …

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## [DIY Non-thermostatic radiator valve](https://discourse.nodered.org/t/diy-non-thermostatic-radiator-valve/19924)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 36\
**Last updated:** [7 January 2020 13:22 UTC](https://discourse.nodered.org/t/diy-non-thermostatic-radiator-valve/19924 "2020-01-07T13:22:24Z")

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Living in an old building with radiators that are connected with your neighbors above and below introduces (major) issues if you want to install a thermostatic radiator valve - ie. the pipes will need to be frozen - very…

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## [Ethernet Shield internet connection](https://discourse.nodered.org/t/ethernet-shield-internet-connection/20004)

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**Author:** [@saeed1](https://discourse.nodered.org/u/saeed1)\
**Replies:** 3\
**Last updated:** [7 January 2020 11:14 UTC](https://discourse.nodered.org/t/ethernet-shield-internet-connection/20004 "2020-01-07T11:14:21Z")

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Hi, I have connected my (ethernet shield+ Arduino ) directly to my home router. I am publishing "Hello world" on Node-RED. My question is , is there a way i could connect directly my ethernet shield to my laptop (inste…

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## [How to force update node from www.npmjs.com to node-red pallet?](https://discourse.nodered.org/t/how-to-force-update-node-from-www-npmjs-com-to-node-red-pallet/20000)

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**Author:** [@10der](https://discourse.nodered.org/u/10der)\
**Replies:** 2\
**Last updated:** [7 January 2020 09:03 UTC](https://discourse.nodered.org/t/how-to-force-update-node-from-www-npmjs-com-to-node-red-pallet/20000 "2020-01-07T09:03:36Z")

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subj. Version 0.0.13 vs thank you!

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## [Bluetooth not working](https://discourse.nodered.org/t/bluetooth-not-working/19814)

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**Author:** [@bigmac5753](https://discourse.nodered.org/u/bigmac5753)\
**Replies:** 12\
**Last updated:** [7 January 2020 08:23 UTC](https://discourse.nodered.org/t/bluetooth-not-working/19814 "2020-01-07T08:23:16Z")

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I have installed NR on a tinker board with armbian. The OS can utilise bluetooth but NR cannot, is there something else I need to install for NR to detect bluetooth?

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## [The use of mqtt on multiple dht11](https://discourse.nodered.org/t/the-use-of-mqtt-on-multiple-dht11/19992)

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**Author:** [@Azim](https://discourse.nodered.org/u/Azim)\
**Replies:** 1\
**Last updated:** [7 January 2020 02:13 UTC](https://discourse.nodered.org/t/the-use-of-mqtt-on-multiple-dht11/19992 "2020-01-07T02:13:34Z")

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should i use MQTT for multiple dht11 on node red dashboard?

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## [Node-red-contrib-alexa-remote2](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2/5812)

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**Author:** [@martinschki](https://discourse.nodered.org/u/martinschki)\
**Replies:** 6\
**Last updated:** [6 January 2020 23:51 UTC](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2/5812 "2020-01-06T23:51:23Z")

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This really sounds interesting... Could this be closing the loop for audio feedback via Alexa?? Has anyone tried this?

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## [Uncaught Exception in node-red-contrib-azure restarts node red](https://discourse.nodered.org/t/uncaught-exception-in-node-red-contrib-azure-restarts-node-red/19986)

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**Author:** [@tiagonmas](https://discourse.nodered.org/u/tiagonmas)\
**Replies:** 5\
**Last updated:** [6 January 2020 22:36 UTC](https://discourse.nodered.org/t/uncaught-exception-in-node-red-contrib-azure-restarts-node-red/19986 "2020-01-06T22:36:07Z")

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Created an issue on Github repo fornode-red-contrib-azure # Uncaught Exception RowKey should be a string - forces node red restart #25 node red should survive an uncaught exception in a node !?

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## [Icon colour and button sizing issues](https://discourse.nodered.org/t/icon-colour-and-button-sizing-issues/19984)

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**Author:** [@rwvb](https://discourse.nodered.org/u/rwvb)\
**Replies:** 0\
**Last updated:** [6 January 2020 20:54 UTC](https://discourse.nodered.org/t/icon-colour-and-button-sizing-issues/19984 "2020-01-06T20:54:46Z")

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Hi folks, I'm new to raspberry pi, node-red and Angular JS so this is a steep learning curve for me! My objective: I am building on Robert Lando's Security Pin Dialog UI Template for Node-Red-Dashboard to create a to…

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## [Collapse a group by default?](https://discourse.nodered.org/t/collapse-a-group-by-default/17629)

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**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 2\
**Last updated:** [6 January 2020 20:16 UTC](https://discourse.nodered.org/t/collapse-a-group-by-default/17629 "2020-01-06T20:16:46Z")

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Hiho, I want different groups of the ui / dashboard to be collapsed by default. How can I do this ?

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## [Suppress door sensor outputs for 30 seconds](https://discourse.nodered.org/t/suppress-door-sensor-outputs-for-30-seconds/19964)

<div class="topic-metadata">

**Author:** [@Murrci](https://discourse.nodered.org/u/Murrci)\
**Replies:** 2\
**Last updated:** [6 January 2020 20:09 UTC](https://discourse.nodered.org/t/suppress-door-sensor-outputs-for-30-seconds/19964 "2020-01-06T20:09:30Z")

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Hi there, I am quite new to Node Red, so bear with me... I have a Xiaomi Doorsensor which sends Open: FALSE or TRUE whenever the door is openend or not. However when somebody quickly opens the door to grab something f…

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## [Node red mejor opción de nube](https://discourse.nodered.org/t/node-red-mejor-opcion-de-nube/19978)

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**Author:** [@Erick](https://discourse.nodered.org/u/Erick)\
**Replies:** 1\
**Last updated:** [6 January 2020 19:32 UTC](https://discourse.nodered.org/t/node-red-mejor-opcion-de-nube/19978 "2020-01-06T19:32:48Z")

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Hola espero y alguien pueda orientarme. Tengo un flujo ya terminado y me gustaría tener acceso a el desde la nube pero no se cual sea la mejor opción ($) actualmente estoy probando IBM Cloud sin embargo el consumo que r…

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## [Is GIT sync still supported?](https://discourse.nodered.org/t/is-git-sync-still-supported/19977)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 2\
**Last updated:** [6 January 2020 17:46 UTC](https://discourse.nodered.org/t/is-git-sync-still-supported/19977 "2020-01-06T17:46:35Z")

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I remember in some versions ago it was possible to sync project flows and stuff with GIT But i cannot find this anymore in the web interface. Is it still supported?

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## [Turn on a device based on which Alexa requests it](https://discourse.nodered.org/t/turn-on-a-device-based-on-which-alexa-requests-it/10358)

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**Author:** [@shorage](https://discourse.nodered.org/u/shorage)\
**Replies:** 8\
**Last updated:** [6 January 2020 17:11 UTC](https://discourse.nodered.org/t/turn-on-a-device-based-on-which-alexa-requests-it/10358 "2020-01-06T17:11:45Z")

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Hello, I didnt know where to post this. Basically i am trying to run specific scripts in home assistant based on which alexa "turns on" the device. If i tell my living room alexa to "turn on front door camera", i want …

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## [Node red starts but not as a service](https://discourse.nodered.org/t/node-red-starts-but-not-as-a-service/19971)

<div class="topic-metadata">

**Author:** [@tiagonmas](https://discourse.nodered.org/u/tiagonmas)\
**Replies:** 8\
**Last updated:** [6 January 2020 17:11 UTC](https://discourse.nodered.org/t/node-red-starts-but-not-as-a-service/19971 "2020-01-06T17:11:41Z")

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Hi, I can start node red normally, but while installing it as a service it does not start, providing an error Starting as a service, it does not work: pi@raspberrypi:~/shared/mqtt-topic-logger/tlogs/tele/tasmota $ sud…

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