# Latest

**URL:** https://discourse.nodered.org/latest.md?page=260

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

**Page:** 261

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## [helper.getNode return null](https://discourse.nodered.org/t/helper-getnode-return-null/83833)

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**Author:** [@Zafar](https://discourse.nodered.org/u/Zafar)\
**Replies:** 4\
**Last updated:** [19 December 2023 15:20 UTC](https://discourse.nodered.org/t/helper-getnode-return-null/83833 "2023-12-19T15:20:04Z")

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Hi all, I am trying to develop unit test for my node-red flows. However i am facing issue with helper.getNode() function. It returns null after passing node\_id. These node id's are correctly retrieved using loadFlowFi…

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## [Is there a neater way of creating this payload?](https://discourse.nodered.org/t/is-there-a-neater-way-of-creating-this-payload/83809)

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**Author:** [@questuk](https://discourse.nodered.org/u/questuk)\
**Replies:** 8\
**Last updated:** [19 December 2023 14:11 UTC](https://discourse.nodered.org/t/is-there-a-neater-way-of-creating-this-payload/83809 "2023-12-19T14:11:20Z")

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Hi I am creating table in a database, originally it was one long line , I wanted to make it clearer to understand as I do not like one long line of text. I have made a function node with this, it works but is there a …

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## [Setting multiple objects in payload](https://discourse.nodered.org/t/setting-multiple-objects-in-payload/83827)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 4\
**Last updated:** [19 December 2023 11:50 UTC](https://discourse.nodered.org/t/setting-multiple-objects-in-payload/83827 "2023-12-19T11:50:31Z")

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Hello I need to set multiple objects in a payload before sending. I need it to look like: payload pool\_api\_code: ABC temperature\_scaler: 1 I have tried: msg.payload = {"pool\_api\_code": "ABC" + "temperature\_scaler…

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## [Zwave js node not ready](https://discourse.nodered.org/t/zwave-js-node-not-ready/83830)

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**Author:** [@daak](https://discourse.nodered.org/u/daak)\
**Replies:** 3\
**Last updated:** [19 December 2023 11:02 UTC](https://discourse.nodered.org/t/zwave-js-node-not-ready/83830 "2023-12-19T11:02:19Z")

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Hello, How i can resolve this problem?

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## [Node-red Error Log File Location](https://discourse.nodered.org/t/node-red-error-log-file-location/83742)

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**Author:** [@ganeshiac](https://discourse.nodered.org/u/ganeshiac)\
**Replies:** 14\
**Last updated:** [19 December 2023 10:20 UTC](https://discourse.nodered.org/t/node-red-error-log-file-location/83742 "2023-12-19T10:20:51Z")

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Good Evening!! I was running in node-red on windows PC, no interrupt on my node flow. But, here I have problem in My Local Disk: "C" drive memory has raising day by day. As my knowledge Node-red Error Log File is stor…

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## [Dashboard Issue](https://discourse.nodered.org/t/dashboard-issue/83735)

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**Author:** [@tadi](https://discourse.nodered.org/u/tadi)\
**Replies:** 6\
**Last updated:** [19 December 2023 10:12 UTC](https://discourse.nodered.org/t/dashboard-issue/83735 "2023-12-19T10:12:57Z")

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Dear Node-red community, I'm experiencing a problem with my dashboard, in case I use a table or svg nodes, all other flows are not displayed. Thank you for your help.

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## [What data does opcua-click subscribe to](https://discourse.nodered.org/t/what-data-does-opcua-click-subscribe-to/83829)

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**Author:** [@xpxiong](https://discourse.nodered.org/u/xpxiong)\
**Replies:** 1\
**Last updated:** [19 December 2023 09:17 UTC](https://discourse.nodered.org/t/what-data-does-opcua-click-subscribe-to/83829 "2023-12-19T09:17:30Z")

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I try again to use the opcua-client node in Node-red-contrib-opcua to subscribe to the data. How do I know what data is currently subscribed to by the client node?

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## [Problem playing audio file from node red](https://discourse.nodered.org/t/problem-playing-audio-file-from-node-red/83597)

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**Author:** [@6akaeddy2](https://discourse.nodered.org/u/6akaeddy2)\
**Replies:** 19\
**Last updated:** [19 December 2023 09:03 UTC](https://discourse.nodered.org/t/problem-playing-audio-file-from-node-red/83597 "2023-12-19T09:03:46Z")

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Hi, "aplay somefile.wav" with or without -D default works fine om my raspberry to play audio to paired bluetooth speaker. The same command from within exec node gives error: "aplay: main830: audio open error: unknown e…

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## [Useful "free" MQTT broker](https://discourse.nodered.org/t/useful-free-mqtt-broker/83820)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 2\
**Last updated:** [19 December 2023 08:55 UTC](https://discourse.nodered.org/t/useful-free-mqtt-broker/83820 "2023-12-19T08:55:29Z")

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## [API call goes into 500 randomly](https://discourse.nodered.org/t/api-call-goes-into-500-randomly/83685)

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**Author:** [@mvoltolini](https://discourse.nodered.org/u/mvoltolini)\
**Replies:** 8\
**Last updated:** [19 December 2023 08:25 UTC](https://discourse.nodered.org/t/api-call-goes-into-500-randomly/83685 "2023-12-19T08:25:17Z")

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Good evening, everyone, I am struggling with a problem related to a Node-Red stream (I inherited it from another developer) installed locally on a Windows 11 pro PC, 16GB RAM, i7 and gigabit ethernet card. The stream r…

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## [Adding up a number of objects](https://discourse.nodered.org/t/adding-up-a-number-of-objects/83807)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 9\
**Last updated:** [19 December 2023 07:30 UTC](https://discourse.nodered.org/t/adding-up-a-number-of-objects/83807 "2023-12-19T07:30:00Z")

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Hi, I want to add my consumption from the last 12 month. so I get a very long formula: let Kosten = msg.payload\[0\].cost + msg.payload\[1\].cost + msg.payload\[2\].cost + msg.payload\[3\].cost + msg.payload\[4\].cost + msg.payl…

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## [Just to share a cute youtube clip that is kinda funny](https://discourse.nodered.org/t/just-to-share-a-cute-youtube-clip-that-is-kinda-funny/83822)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [19 December 2023 02:37 UTC](https://discourse.nodered.org/t/just-to-share-a-cute-youtube-clip-that-is-kinda-funny/83822 "2023-12-19T02:37:47Z")

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If Dr Seuss made programming tutorials.

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## [Http request produces error "RequestError: getaddrinfo ENOTFOUND {msg.payload}"](https://discourse.nodered.org/t/http-request-produces-error-requesterror-getaddrinfo-enotfound-msg-payload/83821)

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**Author:** [@alexander77](https://discourse.nodered.org/u/alexander77)\
**Replies:** 2\
**Last updated:** [18 December 2023 22:50 UTC](https://discourse.nodered.org/t/http-request-produces-error-requesterror-getaddrinfo-enotfound-msg-payload/83821 "2023-12-18T22:50:11Z")

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Hi, i can pars a website and extract the url of an picture. I can download the picture when i copy the url manual, paste it in the http request node URL field, set output to binary buffer and get the picture. What i w…

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## [Kill node red if commands occurring too fast](https://discourse.nodered.org/t/kill-node-red-if-commands-occurring-too-fast/83775)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 6\
**Last updated:** [18 December 2023 21:15 UTC](https://discourse.nodered.org/t/kill-node-red-if-commands-occurring-too-fast/83775 "2023-12-18T21:15:59Z")

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Hi all I have a pretty solid flow for my home automation. However, I am still going through a testing phase and there will be times I am away from home. I would like to kill the node red flow if say 20 commands are tri…

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## [Project - Git ssh sync with custom port](https://discourse.nodered.org/t/project-git-ssh-sync-with-custom-port/83728)

<div class="topic-metadata">

**Author:** [@sadmin91](https://discourse.nodered.org/u/sadmin91)\
**Replies:** 1\
**Last updated:** [18 December 2023 20:31 UTC](https://discourse.nodered.org/t/project-git-ssh-sync-with-custom-port/83728 "2023-12-18T20:31:59Z")

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Hello, I have installed NodeRed and Gitea on my local Docker Swarn cluster setup a git key on NodeRed setup the associated public key on Gitea setup a remote repository on NodeRed project with this URL: "ssh://git@git…

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## [User editor permissions](https://discourse.nodered.org/t/user-editor-permissions/83804)

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**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 2\
**Last updated:** [18 December 2023 19:40 UTC](https://discourse.nodered.org/t/user-editor-permissions/83804 "2023-12-18T19:40:36Z")

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While i have am aware that today we dont have fine grained user permissions. Can you share a tentative roadmap - just to understand if its something which is planned for v4 ? Suggestion : Today we have user level data …

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## [@captica/node-red-systacomfort2](https://discourse.nodered.org/t/captica-node-red-systacomfort2/83785)

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**Author:** [@rz7k9l](https://discourse.nodered.org/u/rz7k9l)\
**Replies:** 2\
**Last updated:** [18 December 2023 18:20 UTC](https://discourse.nodered.org/t/captica-node-red-systacomfort2/83785 "2023-12-18T18:20:25Z")

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hi did somebody try to use the node-red-systacomfort? when i try to install it on my raspberry pi is receive an error. Module not Found? thx and regards, Koen,

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## [Requêtes SQL Mariadb](https://discourse.nodered.org/t/requetes-sql-mariadb/83813)

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**Author:** [@mfrederic](https://discourse.nodered.org/u/mfrederic)\
**Replies:** 3\
**Last updated:** [18 December 2023 18:10 UTC](https://discourse.nodered.org/t/requetes-sql-mariadb/83813 "2023-12-18T18:10:50Z")

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bonjour, Dans un bloc fonction, j'exécute une requête dans une base Mariadb. Cette requête exécute la somme de mes consommations pour l'année 2022. Hors, au changement d'année, je serai obliger de modifier ma requête. …

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## [Buzz-In\_bot (for your Christmas party)](https://discourse.nodered.org/t/buzz-in-bot-for-your-christmas-party/83803)

<div class="topic-metadata">

**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 5\
**Last updated:** [18 December 2023 17:36 UTC](https://discourse.nodered.org/t/buzz-in-bot-for-your-christmas-party/83803 "2023-12-18T17:36:25Z")

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I originally wrote this flow for my IoT students when we held informal "snap" revision-question sessions. \[{"id":"d1df51257f61bac2","type":"tab","label":"Buss\_IN\_bot","disabled":false,"info":"","env":\[\]},{"id":"9aa5b…

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## [After debug reset view to start side? Why](https://discourse.nodered.org/t/after-debug-reset-view-to-start-side-why/83806)

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**Author:** [@luber](https://discourse.nodered.org/u/luber)\
**Replies:** 0\
**Last updated:** [18 December 2023 11:13 UTC](https://discourse.nodered.org/t/after-debug-reset-view-to-start-side-why/83806 "2023-12-18T11:13:32Z")

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Hello I'm new user I created a desktop with several tabbed windows. Each website is viewed on a different device. How to disable options to return to page no.0 after debugging or restarting node-red? I want to continu…

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## [How to execute a nodejs file inside function node](https://discourse.nodered.org/t/how-to-execute-a-nodejs-file-inside-function-node/16821)

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**Author:** [@renzel](https://discourse.nodered.org/u/renzel)\
**Replies:** 6\
**Last updated:** [18 December 2023 13:58 UTC](https://discourse.nodered.org/t/how-to-execute-a-nodejs-file-inside-function-node/16821 "2023-12-18T13:58:03Z")

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Hi! Sorry if it's a stupid question, I am new to node-red. Trying to execute this code inside a function node: "use strict"; const { KafkaStreams } = require("./../index.js"); const { nativeConfig: config } = require…

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## [Problems with a athom 3gang switch](https://discourse.nodered.org/t/problems-with-a-athom-3gang-switch/83791)

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**Author:** [@Bogi1](https://discourse.nodered.org/u/Bogi1)\
**Replies:** 10\
**Last updated:** [18 December 2023 13:54 UTC](https://discourse.nodered.org/t/problems-with-a-athom-3gang-switch/83791 "2023-12-18T13:54:10Z")

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Good evening, i need help to bring my Athom switch to work, this is already flashed to Tasmota last version and should switch 3 Gosund SP111 Plugs also on Tasmota. On the picture you can see what i did already. Sc…

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## [How to distinguish TCP connections with TCP IN/OUT nodes?](https://discourse.nodered.org/t/how-to-distinguish-tcp-connections-with-tcp-in-out-nodes/83801)

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**Author:** [@Kreeker](https://discourse.nodered.org/u/Kreeker)\
**Replies:** 8\
**Last updated:** [18 December 2023 13:42 UTC](https://discourse.nodered.org/t/how-to-distinguish-tcp-connections-with-tcp-in-out-nodes/83801 "2023-12-18T13:42:53Z")

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Hello Node-Red community! I have a problem with distinguishing TCP connections. I have multiple devices connected to me using TCP IN node via port XXX. If i send any information using TCP OUT node, all the devices rece…

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## [How to pass audio chunks through a Node-RED flow](https://discourse.nodered.org/t/how-to-pass-audio-chunks-through-a-node-red-flow/3723)

<div class="topic-metadata">

**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 12\
**Last updated:** [18 December 2023 13:40 UTC](https://discourse.nodered.org/t/how-to-pass-audio-chunks-through-a-node-red-flow/3723 "2023-12-18T13:40:22Z")

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Hi folks, I started experimenting with audio for this discussion, and now I need to create some extra audio-nodes (e.g. an audio analyser, a volume amplifier ...). However there are multiple ways to pass audio samples …

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## [Query Tibber EnergyResolution](https://discourse.nodered.org/t/query-tibber-energyresolution/83615)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 1\
**Last updated:** [18 December 2023 13:23 UTC](https://discourse.nodered.org/t/query-tibber-energyresolution/83615 "2023-12-18T13:23:08Z")

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Hi, I would like to query the EnergyResolution instead of contrib-tibber with a function. I was told in this forum how to: const headers = {}; const token = "xxxxx"; headers\["Content-Type"\] = "application/json"; header…

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## [Client Crash when trying events listening](https://discourse.nodered.org/t/client-crash-when-trying-events-listening/83692)

<div class="topic-metadata">

**Author:** [@rui.silva](https://discourse.nodered.org/u/rui.silva)\
**Replies:** 2\
**Last updated:** [18 December 2023 11:15 UTC](https://discourse.nodered.org/t/client-crash-when-trying-events-listening/83692 "2023-12-18T11:15:41Z")

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Hello, I'm trying the example flow for event listening, and only changing the OPC Server address. I'm using node-red-contrib-opcua v:0.2.320 on a docker container with the latest version of node-red. When I inject , t…

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## [Problem with install & run older NodeRed version v2.2](https://discourse.nodered.org/t/problem-with-install-run-older-nodered-version-v2-2/83778)

<div class="topic-metadata">

**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 15\
**Last updated:** [18 December 2023 11:07 UTC](https://discourse.nodered.org/t/problem-with-install-run-older-nodered-version-v2-2/83778 "2023-12-18T11:07:19Z")

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The last stable version of NodeJS for Win7 32bit is v12. According to this table NR v2.2 should be compatible with NodeJS v12. https://nodered.org/docs/faq/node-versions So I've nstalled NR v2.2.3 version with this co…

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## [Starting Node Red with Project Selected](https://discourse.nodered.org/t/starting-node-red-with-project-selected/18693)

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**Author:** [@lucaslizama](https://discourse.nodered.org/u/lucaslizama)\
**Replies:** 6\
**Last updated:** [18 December 2023 10:12 UTC](https://discourse.nodered.org/t/starting-node-red-with-project-selected/18693 "2023-12-18T10:12:48Z")

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Hello I'm currently deploying node-red using docker, so when I start node red, all dependencies, and projects are already in place. The thing is that I would like for node-red to start with a project selected. Right now,…

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## [List in Node Red Dashboard](https://discourse.nodered.org/t/list-in-node-red-dashboard/83763)

<div class="topic-metadata">

**Author:** [@Schlitz](https://discourse.nodered.org/u/Schlitz)\
**Replies:** 13\
**Last updated:** [18 December 2023 09:32 UTC](https://discourse.nodered.org/t/list-in-node-red-dashboard/83763 "2023-12-18T09:32:52Z")

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Hello, I would like to insert a window in Node Red Dashboard in which I can enter a previously undefined number of article numbers. I have the following scenario: I want to enter different articles with their article nu…

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## [How to create a button on telegram](https://discourse.nodered.org/t/how-to-create-a-button-on-telegram/83797)

<div class="topic-metadata">

**Author:** [@kelvin](https://discourse.nodered.org/u/kelvin)\
**Replies:** 2\
**Last updated:** [18 December 2023 08:50 UTC](https://discourse.nodered.org/t/how-to-create-a-button-on-telegram/83797 "2023-12-18T08:50:56Z")

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Hi Community, My request is when node-red send a alert message to telegram and the user can pressed the Acknowledge button then will send back message to node-red. And 1 more request was is it able to let the telegram …

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