# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=8

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

**Page:** 9

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## [UIBUILDER: using uib-var custom attribute](https://discourse.nodered.org/t/uibuilder-using-uib-var-custom-attribute/100855)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 2\
**Last updated:** [27 April 2026 05:26 UTC](https://discourse.nodered.org/t/uibuilder-using-uib-var-custom-attribute/100855 "2026-04-27T05:26:06Z")

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I got my first object "SHM": const myDevices = \['SHM'\]; myDevices.forEach(dev =\> { uibuilder.onTopic(dev, (msg) =\> { uibuilder.set(dev, msg.payload); if (dev === 'SHM' && msg.payload) { …

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## [UIBUILDER asyncSend and ESM use](https://discourse.nodered.org/t/uibuilder-asyncsend-and-esm-use/100852)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 5\
**Last updated:** [26 April 2026 22:29 UTC](https://discourse.nodered.org/t/uibuilder-asyncsend-and-esm-use/100852 "2026-04-26T22:29:32Z")

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To change the subject back to uibuilder :rofl: I am trying to use asyncSend() - just because - but I am obviously not doing it right because although the send part works OK I am not getting a response (well I do but not…

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## [Info-Tab: Difference between Flow hide and Flow deactived](https://discourse.nodered.org/t/info-tab-difference-between-flow-hide-and-flow-deactived/100843)

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**Author:** [@foreversun69](https://discourse.nodered.org/u/foreversun69)\
**Replies:** 0\
**Last updated:** [25 April 2026 15:56 UTC](https://discourse.nodered.org/t/info-tab-difference-between-flow-hide-and-flow-deactived/100843 "2026-04-25T15:56:25Z")

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I'm not sure (and it's not that important), but I think there should be a difference between “Flow is disabled” and “Flow is hidden” in the Info-Tab, when i trigger the inject-node? Currently, there doesn't seem to be an…

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## [Problems formatting for InfluxDB out for Influxv1 Home Assistant](https://discourse.nodered.org/t/problems-formatting-for-influxdb-out-for-influxv1-home-assistant/100831)

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**Author:** [@SmokinJoe](https://discourse.nodered.org/u/SmokinJoe)\
**Replies:** 17\
**Last updated:** [24 April 2026 11:13 UTC](https://discourse.nodered.org/t/problems-formatting-for-influxdb-out-for-influxv1-home-assistant/100831 "2026-04-24T11:13:49Z")

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This is for the Home Assistant InfluxDB v5.0.2 embedded. and Home Assistant Node-red 21.0.7. I have a pulse count electricity meter reader which works well, but I want to only take a meter reading once per month. I figu…

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## [A project change of which I am thinking. Need help on the mechanics of how it is to be done](https://discourse.nodered.org/t/a-project-change-of-which-i-am-thinking-need-help-on-the-mechanics-of-how-it-is-to-be-done/100821)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 12\
**Last updated:** [24 April 2026 09:55 UTC](https://discourse.nodered.org/t/a-project-change-of-which-i-am-thinking-need-help-on-the-mechanics-of-how-it-is-to-be-done/100821 "2026-04-24T09:55:58Z")

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I'm still kind of torn between full DHCP and static IP addresses on my devices. This is my list of devices status page. TWO parts. 1 - WiFi devices 2 - Cable devices (RasPies.) The Wifi one is fully DHCP - though…

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## [Saving in global context parses key, breaking on "." shown in JSON](https://discourse.nodered.org/t/saving-in-global-context-parses-key-breaking-on-shown-in-json/100815)

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**Author:** [@knowledgeshark](https://discourse.nodered.org/u/knowledgeshark)\
**Replies:** 36\
**Last updated:** [23 April 2026 16:17 UTC](https://discourse.nodered.org/t/saving-in-global-context-parses-key-breaking-on-shown-in-json/100815 "2026-04-23T16:17:28Z")

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So I finally started to use the "context" feature. I've been using a JSON-DB successfully for years. I used global.set(query, data) where data is JSON. This works. But when the "query" has a "." inside, the key is brok…

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## [Strange behaviour](https://discourse.nodered.org/t/strange-behaviour/100809)

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**Author:** [@SergioRT](https://discourse.nodered.org/u/SergioRT)\
**Replies:** 11\
**Last updated:** [23 April 2026 12:55 UTC](https://discourse.nodered.org/t/strange-behaviour/100809 "2026-04-23T12:55:43Z")

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Here is a simple flow to use carbone.io template the first inject node contains data { "entetes": \[ { "hdr": "col 1", "valeur": "Colonne 1" }, { …

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## [UIBUILDER change css and js directories/paths](https://discourse.nodered.org/t/uibuilder-change-css-and-js-directories-paths/100826)

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**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 7\
**Last updated:** [23 April 2026 12:24 UTC](https://discourse.nodered.org/t/uibuilder-change-css-and-js-directories-paths/100826 "2026-04-23T12:24:27Z")

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I have been struggling with this for a while... Following on from my use of VSCode, I have taken the suggestion @vonbaron to put the css and js files into their own directories. Doing it was simple, making it work is c…

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## [Problem with continuous high digital output signal from contrib-S7 node](https://discourse.nodered.org/t/problem-with-continuous-high-digital-output-signal-from-contrib-s7-node/100819)

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**Author:** [@Johannesje](https://discourse.nodered.org/u/Johannesje)\
**Replies:** 6\
**Last updated:** [22 April 2026 17:21 UTC](https://discourse.nodered.org/t/problem-with-continuous-high-digital-output-signal-from-contrib-s7-node/100819 "2026-04-22T17:21:04Z")

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Hi all, I am using a Siemens Logo for my home automation. I have connected a dimmer on my Siemens Logo, when I give a pulse, the light goen "on" and with the second pulse the light goes "off". For dimming the lights I …

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## [Symetrix Jupiter 8 connect to Muse automator](https://discourse.nodered.org/t/symetrix-jupiter-8-connect-to-muse-automator/100805)

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**Author:** [@ken2026](https://discourse.nodered.org/u/ken2026)\
**Replies:** 1\
**Last updated:** [20 April 2026 13:15 UTC](https://discourse.nodered.org/t/symetrix-jupiter-8-connect-to-muse-automator/100805 "2026-04-20T13:15:24Z")

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Hello Guys, can you help me with my project. I'm using Mu2300 for my processor, Varia SL80 for the touchpanel and Symetrix jupiter 8 for the BGM. i want to control the gain increase and decrease as well as mute button o…

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## [\[HTTP In\] initially does not emit messages](https://discourse.nodered.org/t/http-in-initially-does-not-emit-messages/100775)

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**Author:** [@dth](https://discourse.nodered.org/u/dth)\
**Replies:** 39\
**Last updated:** [20 April 2026 08:59 UTC](https://discourse.nodered.org/t/http-in-initially-does-not-emit-messages/100775 "2026-04-20T08:59:59Z")

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Using v.4.1.8, I see the following behaviour: I have a webhook listener set up (HTTP In Node), and an online service sending JSON webhook requests to this URL. After each restart of Node-RED nothing comes out of this no…

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## [Tado authentication](https://discourse.nodered.org/t/tado-authentication/100782)

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**Author:** [@maximarco](https://discourse.nodered.org/u/maximarco)\
**Replies:** 2\
**Last updated:** [19 April 2026 08:50 UTC](https://discourse.nodered.org/t/tado-authentication/100782 "2026-04-19T08:50:49Z")

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I just installed node-red-contrib-tado-client. I managed to configure the tado-get node to get the auth link and retrive the info about the zones. When I change the token to simulate that it is expired I have to re-do …

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## [Application/x-ndjson](https://discourse.nodered.org/t/application-x-ndjson/100794)

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**Author:** [@svefro](https://discourse.nodered.org/u/svefro)\
**Replies:** 3\
**Last updated:** [18 April 2026 21:34 UTC](https://discourse.nodered.org/t/application-x-ndjson/100794 "2026-04-18T21:34:21Z")

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im integrating against ollama and need to read "node red application/x-ndjson" stream from ollama. tested this with the core http-request node but it refuses to stream the response. i just get a timeout. or everything a…

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## [Dashboard 2 Sidebar Oddity](https://discourse.nodered.org/t/dashboard-2-sidebar-oddity/100786)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 0\
**Last updated:** [17 April 2026 14:45 UTC](https://discourse.nodered.org/t/dashboard-2-sidebar-oddity/100786 "2026-04-17T14:45:09Z")

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I noticed this on Node-red 5 Beta 5 but it's the same on 4.1.8. Firefox browser on Linux. The Dashboard 2 sidebar has 3 tabs, "Layout", "Theming", and "Client data". Perhaps there are others in some circumstances. The…

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## [Usability proposals : connected connectors](https://discourse.nodered.org/t/usability-proposals-connected-connectors/100781)

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**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\
**Replies:** 5\
**Last updated:** [17 April 2026 12:39 UTC](https://discourse.nodered.org/t/usability-proposals-connected-connectors/100781 "2026-04-17T12:39:14Z")

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Hi everybody! Lastly I had serious trouble figuring out why things didn't work as I thought they had to. I had something like this in my flow: Do you SEE the difference? I don't. What is wrong? The upper change ch…

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## [HELP - Printer comms using TCP request](https://discourse.nodered.org/t/help-printer-comms-using-tcp-request/100783)

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**Author:** [@critconfirm](https://discourse.nodered.org/u/critconfirm)\
**Replies:** 1\
**Last updated:** [16 April 2026 14:42 UTC](https://discourse.nodered.org/t/help-printer-comms-using-tcp-request/100783 "2026-04-16T14:42:39Z")

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I am directly talking with a printer over ethernet using the TCP request node. The printer is a CAB Squix 4 label printer. I am able to successfully send print jobs to the printer (streaming ascii characters in jscript…

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## [Updating Node.js & Node-Red Help](https://discourse.nodered.org/t/updating-node-js-node-red-help/100773)

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**Author:** [@acestu](https://discourse.nodered.org/u/acestu)\
**Replies:** 4\
**Last updated:** [16 April 2026 08:26 UTC](https://discourse.nodered.org/t/updating-node-js-node-red-help/100773 "2026-04-16T08:26:27Z")

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Hi, I am currently using Node.js ver 18.20.8 and node-red ver 4.1.8 , when I run the update script it exits and tells me that node-red no longer support node.js 18.xx , it then tells me that I can force the installation…

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## [Project in Node-red for Code Nodes. Store code in files](https://discourse.nodered.org/t/project-in-node-red-for-code-nodes-store-code-in-files/100765)

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**Author:** [@stoivo](https://discourse.nodered.org/u/stoivo)\
**Replies:** 5\
**Last updated:** [16 April 2026 06:37 UTC](https://discourse.nodered.org/t/project-in-node-red-for-code-nodes-store-code-in-files/100765 "2026-04-16T06:37:51Z")

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We have a project in Node-red. We have some code nodes with a 10-30 lines of code and some nodes with hundreds of lines. Some of the nodes are hooked together so like requesting data from the database, calculating, etc. …

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## [Worldmap - access blocked, error r403](https://discourse.nodered.org/t/worldmap-access-blocked-error-r403/100759)

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**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 15\
**Last updated:** [16 April 2026 01:41 UTC](https://discourse.nodered.org/t/worldmap-access-blocked-error-r403/100759 "2026-04-16T01:41:20Z")

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I've just installed Node.js v20 + latest stable NodeRed v4.1.8 successfully on Windows 7 32bit OS. I'm getting this 403r error on the map:

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## [Quality Control](https://discourse.nodered.org/t/quality-control/100774)

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**Author:** [@fvde](https://discourse.nodered.org/u/fvde)\
**Replies:** 0\
**Last updated:** [15 April 2026 08:30 UTC](https://discourse.nodered.org/t/quality-control/100774 "2026-04-15T08:30:52Z")

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Hey everyone, happy to be here! Is anyone here using Node-Red for quality control related tasks in industrial contexts? Are there nodes for defect and product detection? Are there nodes for integration with industrial s…

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## [Help with the HTTP request node](https://discourse.nodered.org/t/help-with-the-http-request-node/100766)

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**Author:** [@FloRu](https://discourse.nodered.org/u/FloRu)\
**Replies:** 17\
**Last updated:** [14 April 2026 18:07 UTC](https://discourse.nodered.org/t/help-with-the-http-request-node/100766 "2026-04-14T18:07:25Z")

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I need to send a request, containing '\<' and '\>' as content, to a webhook. Using webhook.site, I can see, that there are many '%3C' and '%3E's in the url while in debug panel it shows the original term. Here's an exampl…

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## [Subscribe a MQTT Topic in Ubidots (boolean 1/0) value](https://discourse.nodered.org/t/subscribe-a-mqtt-topic-in-ubidots-boolean-1-0-value/100754)

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**Author:** [@Zulpaedi](https://discourse.nodered.org/u/Zulpaedi)\
**Replies:** 6\
**Last updated:** [12 April 2026 20:08 UTC](https://discourse.nodered.org/t/subscribe-a-mqtt-topic-in-ubidots-boolean-1-0-value/100754 "2026-04-12T20:08:02Z")

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Dear All, I have a problem with a MQTT subscribe on Node-RED either by using mqtt\_in node or ubidots\_in node. The connection to MQTT broker has successfull, however there is no output from the node. The expected outpu…

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## [How to send data one after another in nodered](https://discourse.nodered.org/t/how-to-send-data-one-after-another-in-nodered/100756)

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**Author:** [@Deb1](https://discourse.nodered.org/u/Deb1)\
**Replies:** 4\
**Last updated:** [12 April 2026 12:42 UTC](https://discourse.nodered.org/t/how-to-send-data-one-after-another-in-nodered/100756 "2026-04-12T12:42:23Z")

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Iam able to send only one block of data.How to send multiple blocks of data by injecting only once and rest of the time message comes after delay as per the minute\_index of the file.I am a noob

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## [Help getting kwh with node-red](https://discourse.nodered.org/t/help-getting-kwh-with-node-red/100752)

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**Author:** [@fogmajor](https://discourse.nodered.org/u/fogmajor)\
**Replies:** 3\
**Last updated:** [12 April 2026 10:53 UTC](https://discourse.nodered.org/t/help-getting-kwh-with-node-red/100752 "2026-04-12T10:53:22Z")

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Hi I have a shelly wave uk plug that i can control using the zwavejs-device and it works fine. I am struggling to find a way off getting the kwh usage. Any help will be greatly appreciated. Thank you in advance Andr…

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## [Buffer Parser - Parsing data to Boolean](https://discourse.nodered.org/t/buffer-parser-parsing-data-to-boolean/100501)

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**Author:** [@Zulpaedi](https://discourse.nodered.org/u/Zulpaedi)\
**Replies:** 3\
**Last updated:** [12 April 2026 09:32 UTC](https://discourse.nodered.org/t/buffer-parser-parsing-data-to-boolean/100501 "2026-04-12T09:32:44Z")

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Hi, I am trying to parse the modbus read buffer data into separate bolean output by using buffer parser, however the output value it seems not following the correct data as per buffer data. Below is my configuration in…

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## [Zwave and mqtt help](https://discourse.nodered.org/t/zwave-and-mqtt-help/100748)

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**Author:** [@fogmajor](https://discourse.nodered.org/u/fogmajor)\
**Replies:** 2\
**Last updated:** [11 April 2026 21:06 UTC](https://discourse.nodered.org/t/zwave-and-mqtt-help/100748 "2026-04-11T21:06:57Z")

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Good Evening Is there a tutorial for zwavejs using mqtt Thanks in advance Andrew

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## [Zwave help please](https://discourse.nodered.org/t/zwave-help-please/100739)

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**Author:** [@fogmajor](https://discourse.nodered.org/u/fogmajor)\
**Replies:** 21\
**Last updated:** [10 April 2026 18:56 UTC](https://discourse.nodered.org/t/zwave-help-please/100739 "2026-04-10T18:56:35Z")

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Good afternoon I am trying to install zwavejs version 11.0.1 (Marcus-J- Davies) and i get that following message. Any help is much appreciated. Thank you in advance 2026-04-09T16:15:58.630Z Install : node-red-contri…

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## [Monitoring my Generator and Energy Supply - make the setup more fault tolerant](https://discourse.nodered.org/t/monitoring-my-generator-and-energy-supply-make-the-setup-more-fault-tolerant/100732)

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**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\
**Replies:** 4\
**Last updated:** [9 April 2026 07:47 UTC](https://discourse.nodered.org/t/monitoring-my-generator-and-energy-supply-make-the-setup-more-fault-tolerant/100732 "2026-04-09T07:47:27Z")

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Hello, I have a very special project for a volunteer firedepartment. We have a Generator which automatically detects a Power Outage from the Power Company, starts up, and supports the fire department again with power. …

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## [NR stalls with this specific MQTT input stream](https://discourse.nodered.org/t/nr-stalls-with-this-specific-mqtt-input-stream/100709)

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**Author:** [@haegar33](https://discourse.nodered.org/u/haegar33)\
**Replies:** 10\
**Last updated:** [7 April 2026 17:30 UTC](https://discourse.nodered.org/t/nr-stalls-with-this-specific-mqtt-input-stream/100709 "2026-04-07T17:30:05Z")

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This is the first time that NR actually crashes on a specific flow. I guess that will be tricky to debug.. I got a data stream for my BMW car via an external aggregator (Project BMW CarData → MQTT Bridge) . There had b…

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## [Node-RED Install Script - for v5](https://discourse.nodered.org/t/node-red-install-script-for-v5/100524)

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**Author:** [@dceejay](https://discourse.nodered.org/u/dceejay)\
**Replies:** 45\
**Last updated:** [7 April 2026 09:09 UTC](https://discourse.nodered.org/t/node-red-install-script-for-v5/100524 "2026-04-07T09:09:47Z")

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Hi all, I'm thinking of doing an overhaul of the default install script at the same timeframe as v5. The reason being that at that point v5 will default to using nodejs 24, and that drops support for armv6 (and other) 3…

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