# Latest

**URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=146

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

**Page:** 147

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## [Unwanted light activation when deploying](https://discourse.nodered.org/t/unwanted-light-activation-when-deploying/91891)

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**Author:** [@clemente3905](https://discourse.nodered.org/u/clemente3905)\
**Replies:** 2\
**Last updated:** [29 September 2024 06:37 UTC](https://discourse.nodered.org/t/unwanted-light-activation-when-deploying/91891 "2024-09-29T06:37:20Z")

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HI all, first post here. I use node red in my Home Assistant installation to make customization of lights in my house. To operate light I usually use the call-service block in which I give the service, the entity and i…

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## [Storing Chart Data from a D2 Dashboard](https://discourse.nodered.org/t/storing-chart-data-from-a-d2-dashboard/90832)

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**Author:** [@DarkZone](https://discourse.nodered.org/u/DarkZone)\
**Replies:** 15\
**Last updated:** [28 September 2024 23:56 UTC](https://discourse.nodered.org/t/storing-chart-data-from-a-d2-dashboard/90832 "2024-09-28T23:56:46Z")

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Hey guys, I'm working on a few Dashboards and have found it pretty annoying to lose all my charted points when im restarting my Docker instance. I tried to read up on it using this flowfuse article but noticed it is for…

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## [Link call node in subflow](https://discourse.nodered.org/t/link-call-node-in-subflow/91628)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 2\
**Last updated:** [28 September 2024 16:29 UTC](https://discourse.nodered.org/t/link-call-node-in-subflow/91628 "2024-09-28T16:29:18Z")

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Hi, after upgrading to v.4.0.3 I noticed that link call nodes in Subflows are loosing their target. If I link them to the correct subroutine and deploy it seems ok, but refreshing the page they come back to the error si…

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## [Ui-gauge-classic output not working](https://discourse.nodered.org/t/ui-gauge-classic-output-not-working/91316)

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**Author:** [@chuckf201](https://discourse.nodered.org/u/chuckf201)\
**Replies:** 3\
**Last updated:** [28 September 2024 14:35 UTC](https://discourse.nodered.org/t/ui-gauge-classic-output-not-working/91316 "2024-09-28T14:35:51Z")

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Trying to understand ui-gauge-classic with jason array but unable to show any output at all. Debug node show the correct json array but no display. \[ { "id": "228643314eac7447", "type": "ui-gauge-cla…

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## [Size of custom MDI switch icon](https://discourse.nodered.org/t/size-of-custom-mdi-switch-icon/91280)

<div class="topic-metadata">

**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 8\
**Last updated:** [28 September 2024 12:24 UTC](https://discourse.nodered.org/t/size-of-custom-mdi-switch-icon/91280 "2024-09-28T12:24:18Z")

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How can I set the size of a custom switch icon. (mdi ToggleSwitch) standard ToggleSwitch is far too small How can I center the switch horizontaly in a 3x1 field?

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## [Instance High Memory usage FlowFuse](https://discourse.nodered.org/t/instance-high-memory-usage-flowfuse/91320)

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**Author:** [@imperium85](https://discourse.nodered.org/u/imperium85)\
**Replies:** 0\
**Last updated:** [28 September 2024 01:47 UTC](https://discourse.nodered.org/t/instance-high-memory-usage-flowfuse/91320 "2024-09-28T01:47:07Z")

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Hi Folks, I'm getting Instance High Memory usage warnings in FlowFuse Audit Log. How can I find out what is causing it? Thanks

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## [Dropbox backup?](https://discourse.nodered.org/t/dropbox-backup/91386)

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**Author:** [@FSHelgeland](https://discourse.nodered.org/u/FSHelgeland)\
**Replies:** 4\
**Last updated:** [28 September 2024 11:31 UTC](https://discourse.nodered.org/t/dropbox-backup/91386 "2024-09-28T11:31:23Z")

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It have been a while since I have been working on my Node Red, everything has just been working. But now I have done some changes, and when I went to my backup-flow to send a backup to dropbox then it fails. I get FetchE…

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## [Is the snap package end of life?](https://discourse.nodered.org/t/is-the-snap-package-end-of-life/91307)

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**Author:** [@Vinblastine](https://discourse.nodered.org/u/Vinblastine)\
**Replies:** 3\
**Last updated:** [28 September 2024 07:05 UTC](https://discourse.nodered.org/t/is-the-snap-package-end-of-life/91307 "2024-09-28T07:05:05Z")

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Just a quick question: is the snap method of installing node-red end of life? The last update was basically a year ago and the version is stuck on 3.1.0. I have it insall on ubuntu core doing some home-automation tasks…

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## [Scheduler / node-red-contrib-ui-time-scheduler alternatives for DB2.0](https://discourse.nodered.org/t/scheduler-node-red-contrib-ui-time-scheduler-alternatives-for-db2-0/91285)

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**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 6\
**Last updated:** [27 September 2024 22:45 UTC](https://discourse.nodered.org/t/scheduler-node-red-contrib-ui-time-scheduler-alternatives-for-db2-0/91285 "2024-09-27T22:45:50Z")

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Hihi, I use node-red-contrib-ui-time-scheduler node-red-contrib-ui-time-scheduler in many flows and while migration from DB1 to DB2.0 I found no port for it or any alternative. - Does anybody know if there is one ? - Th…

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## [Current best Weather API (2024)](https://discourse.nodered.org/t/current-best-weather-api-2024/91212)

<div class="topic-metadata">

**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 29\
**Last updated:** [27 September 2024 21:58 UTC](https://discourse.nodered.org/t/current-best-weather-api-2024/91212 "2024-09-27T21:58:04Z")

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Hot on the heels of last year's box office smash hit: Current best weather API (2023) ... and the previous year's Weather APIs - what's the best one - 2022... I bring to you the new improved 2024 edition! Dark Sky A…

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## [HVAC control using database with previous records](https://discourse.nodered.org/t/hvac-control-using-database-with-previous-records/91154)

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**Author:** [@leon](https://discourse.nodered.org/u/leon)\
**Replies:** 2\
**Last updated:** [27 September 2024 22:15 UTC](https://discourse.nodered.org/t/hvac-control-using-database-with-previous-records/91154 "2024-09-27T22:15:52Z")

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Hi all, I rent an apartment that is really bad isolated. This means that the wind strength/direction and temperature outside has a lot of effect on the duration to heat up my house. Last year I installed a smart thermost…

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## [Using Node Red with LLM](https://discourse.nodered.org/t/using-node-red-with-llm/91313)

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**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 3\
**Last updated:** [27 September 2024 21:14 UTC](https://discourse.nodered.org/t/using-node-red-with-llm/91313 "2024-09-27T21:14:38Z")

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Hiho, I ve a project where I need to evaluate new articles by any LLM like Chat GPT. I knew the link to a new article most likely 2000 to 6000 words (2 - 6 Articles per day). So I can try to grab it by html node. And se…

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## [🎉 Node-RED 4.0 released](https://discourse.nodered.org/t/node-red-4-0-released/88815)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 94\
**Last updated:** [27 September 2024 21:03 UTC](https://discourse.nodered.org/t/node-red-4-0-released/88815 "2024-09-27T21:03:32Z")

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Node-RED 4.0 is finally here! After a number of successful beta releases over the last couple months, we've finally got the point to make Node-RED 4.0 generally available to all. Thank you to everyone who has been invo…

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## [Node-red on Deno 2 & Bun? Well sort-of](https://discourse.nodered.org/t/node-red-on-deno-2-bun-well-sort-of/91304)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [27 September 2024 19:25 UTC](https://discourse.nodered.org/t/node-red-on-deno-2-bun-well-sort-of/91304 "2024-09-27T19:25:33Z")

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Just had a VERY brief play with the Deno 2.0 RC release. Amazingly, Node-RED DOES work! But is still a little fragile. I got a clean install + UIBUILDER installed and running without any apparent issues. This is a MAJOR …

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## [Had to set up a new router](https://discourse.nodered.org/t/had-to-set-up-a-new-router/91314)

<div class="topic-metadata">

**Author:** [@FSHelgeland](https://discourse.nodered.org/u/FSHelgeland)\
**Replies:** 3\
**Last updated:** [27 September 2024 19:05 UTC](https://discourse.nodered.org/t/had-to-set-up-a-new-router/91314 "2024-09-27T19:05:24Z")

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My previous router went dead this morning. I am running my Node Red - server on a Raspberry pi, My server had a static ip-adress. Now my server do not show up in my router at all. I have backup to dropbox. What is the be…

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## [UIBUILDER Example: Plotting complex tabular data using @observablehq/Plot](https://discourse.nodered.org/t/uibuilder-example-plotting-complex-tabular-data-using-observablehq-plot/91310)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 1\
**Last updated:** [27 September 2024 18:24 UTC](https://discourse.nodered.org/t/uibuilder-example-plotting-complex-tabular-data-using-observablehq-plot/91310 "2024-09-27T18:24:19Z")

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Here is an example of doing analytical analysis on complex tabular data with the help of the ObservableHQ Plot library and nodejs-polars. nodejs-polars creates structured data for analytics in similar vein to Pandas in …

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## [Node to generate Random duration in various format (HH:mm:ss, seconds, milliseconds, ISO8601)](https://discourse.nodered.org/t/node-to-generate-random-duration-in-various-format-hhss-seconds-milliseconds-iso8601/91299)

<div class="topic-metadata">

**Author:** [@fdecourt](https://discourse.nodered.org/u/fdecourt)\
**Replies:** 8\
**Last updated:** [27 September 2024 15:47 UTC](https://discourse.nodered.org/t/node-to-generate-random-duration-in-various-format-hhss-seconds-milliseconds-iso8601/91299 "2024-09-27T15:47:55Z")

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Hi, I needed to generate a random duration. Instead of developing it in a function node, I developed a small and simple node to accomplish this : Your comments are very welcome :wink:

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## [Node-RED as a service](https://discourse.nodered.org/t/node-red-as-a-service/91309)

<div class="topic-metadata">

**Author:** [@Samokomo](https://discourse.nodered.org/u/Samokomo)\
**Replies:** 0\
**Last updated:** [27 September 2024 15:23 UTC](https://discourse.nodered.org/t/node-red-as-a-service/91309 "2024-09-27T15:23:29Z")

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Hello everyone, I am working on a Node-RED service project. As much as I love developing in Node-RED, I've often encountered challenges when running it in the cloud, particularly due to the lackluster performance of lo…

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## [Meaning of this msg](https://discourse.nodered.org/t/meaning-of-this-msg/91288)

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**Author:** [@merkelck](https://discourse.nodered.org/u/merkelck)\
**Replies:** 4\
**Last updated:** [27 September 2024 13:45 UTC](https://discourse.nodered.org/t/meaning-of-this-msg/91288 "2024-09-27T13:45:00Z")

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Where can I fine the meaning of this msg?

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## [Modbus sendet "Read -\> startIntervalReading node" nach Neuinstallation NodeRed](https://discourse.nodered.org/t/modbus-sendet-read-startintervalreading-node-nach-neuinstallation-nodered/91300)

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**Author:** [@volvog](https://discourse.nodered.org/u/volvog)\
**Replies:** 4\
**Last updated:** [27 September 2024 13:21 UTC](https://discourse.nodered.org/t/modbus-sendet-read-startintervalreading-node-nach-neuinstallation-nodered/91300 "2024-09-27T13:21:24Z")

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Due to some issues in virtualization I had to re-setup my NodeRed VM. Now the basis is Ubuntu 24.04.1 (before 22.04.5) and Nodered is 4.0.3. I copied the whole .node-red folder and restarted Nodered. Everything availabl…

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## [Storage device-agent docker compose](https://discourse.nodered.org/t/storage-device-agent-docker-compose/91305)

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**Author:** [@faelterman](https://discourse.nodered.org/u/faelterman)\
**Replies:** 0\
**Last updated:** [27 September 2024 12:17 UTC](https://discourse.nodered.org/t/storage-device-agent-docker-compose/91305 "2024-09-27T12:17:29Z")

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Hi, I'm strugling a bit to get storage working in my edge device running the device agent. (in docker compose). Should I map a data folder like in a typical node-red compose file? device: image: flowfuse/device-agent…

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## [Good bye ui-level, hello Gauge Linear](https://discourse.nodered.org/t/good-bye-ui-level-hello-gauge-linear/91144)

<div class="topic-metadata">

**Author:** [@hotNipi](https://discourse.nodered.org/u/hotNipi)\
**Replies:** 19\
**Last updated:** [27 September 2024 11:18 UTC](https://discourse.nodered.org/t/good-bye-ui-level-hello-gauge-linear/91144 "2024-09-27T11:18:04Z")

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I'd call node's current state - it works on my computer :smiley: Let me know if you have similar experiences ..

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## [Using the exec node to automate database backups](https://discourse.nodered.org/t/using-the-exec-node-to-automate-database-backups/91292)

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**Author:** [@Blobby](https://discourse.nodered.org/u/Blobby)\
**Replies:** 4\
**Last updated:** [27 September 2024 11:11 UTC](https://discourse.nodered.org/t/using-the-exec-node-to-automate-database-backups/91292 "2024-09-27T11:11:00Z")

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hi I'm fairly new to node-red and am trying to automate execution of a command. A bit of background. I am setting up a number of IOT sensors to collect data for a project I have. I am using a MING (Mosquitto, InfluxD…

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## [Creating bar chart from variables](https://discourse.nodered.org/t/creating-bar-chart-from-variables/91297)

<div class="topic-metadata">

**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 1\
**Last updated:** [27 September 2024 10:08 UTC](https://discourse.nodered.org/t/creating-bar-chart-from-variables/91297 "2024-09-27T10:08:11Z")

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Hello I am trying to create a bar chart in nodered. I have a function which every 60 seconds, adds to an existing variable. At midnight every night, the variable is reset to 0. For example, at 0:00 - value = 0 at 0:0…

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## [I have a question about the dashboard](https://discourse.nodered.org/t/i-have-a-question-about-the-dashboard/91277)

<div class="topic-metadata">

**Author:** [@jun](https://discourse.nodered.org/u/jun)\
**Replies:** 1\
**Last updated:** [27 September 2024 10:20 UTC](https://discourse.nodered.org/t/i-have-a-question-about-the-dashboard/91277 "2024-09-27T10:20:36Z")

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Hello? When I reduce the web screen, it becomes 2 columns like the picture. How can I keep 1 column?

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## [Flowfuse Dashboard SocketIp with wireguard](https://discourse.nodered.org/t/flowfuse-dashboard-socketip-with-wireguard/91278)

<div class="topic-metadata">

**Author:** [@buschhardtt](https://discourse.nodered.org/u/buschhardtt)\
**Replies:** 2\
**Last updated:** [27 September 2024 09:05 UTC](https://discourse.nodered.org/t/flowfuse-dashboard-socketip-with-wireguard/91278 "2024-09-27T09:05:44Z")

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Hello, I have the following problem: I have two servers connected via WireGuard. Server 1 is running "Node-Red" with the FlowFuse Dashboard, while Server 2 is running an NGINX server. Here's the NGINX configuration. …

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## [Serial Communication between Arduino and Node Red](https://discourse.nodered.org/t/serial-communication-between-arduino-and-node-red/91296)

<div class="topic-metadata">

**Author:** [@Biotknifish](https://discourse.nodered.org/u/Biotknifish)\
**Replies:** 3\
**Last updated:** [27 September 2024 08:46 UTC](https://discourse.nodered.org/t/serial-communication-between-arduino-and-node-red/91296 "2024-09-27T08:46:39Z")

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Hi. I´m working in a proyect with 3 Arduino´s Mega 2560 and I want to send some data from the controler to Node Red. I need to use the Serial In (3 different blocks) and when I ´m trying to assign the port (COM3, COM4 & …

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## [Mermaid xychart-beta support in markdown node](https://discourse.nodered.org/t/mermaid-xychart-beta-support-in-markdown-node/91298)

<div class="topic-metadata">

**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 2\
**Last updated:** [27 September 2024 08:31 UTC](https://discourse.nodered.org/t/mermaid-xychart-beta-support-in-markdown-node/91298 "2024-09-27T08:31:37Z")

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Is mermaid support inherited from node-red or does dashboard 2 include its own mermaid library ? mermaid changes quite often and they have added xychart-beta, which makes it possible to make line/bar charts easily, woul…

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## [Strange behavior with http requests to Open-Meteo API and a temporary work-around](https://discourse.nodered.org/t/strange-behavior-with-http-requests-to-open-meteo-api-and-a-temporary-work-around/91273)

<div class="topic-metadata">

**Author:** [@drirmbda](https://discourse.nodered.org/u/drirmbda)\
**Replies:** 2\
**Last updated:** [26 September 2024 22:01 UTC](https://discourse.nodered.org/t/strange-behavior-with-http-requests-to-open-meteo-api-and-a-temporary-work-around/91273 "2024-09-26T22:01:45Z")

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Hello, I just started building things with Node-RED and have completed a few small projects already. But today I ran into a strange issue trying to use Open-Meteo weather API. I was not able to get a plain text/json res…

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## [Palette / nodes install offline docker permissions?](https://discourse.nodered.org/t/palette-nodes-install-offline-docker-permissions/91260)

<div class="topic-metadata">

**Author:** [@mikaelE](https://discourse.nodered.org/u/mikaelE)\
**Replies:** 1\
**Last updated:** [26 September 2024 21:30 UTC](https://discourse.nodered.org/t/palette-nodes-install-offline-docker-permissions/91260 "2024-09-26T21:30:41Z")

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Tried using this in a docker compose file, but I am having issues with installing nodes, if i use the pallete and tgz files it failes after a while, if i use docker exec -it node-red npm install .tgz it fails with permis…

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