# Latest

**URL:** https://discourse.nodered.org/latest.md?page=39

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

**Page:** 40

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## [Quadratic equation plot with ui\_chart - Dashboard 2.0](https://discourse.nodered.org/t/quadratic-equation-plot-with-ui-chart-dashboard-2-0/99579)

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**Author:** [@Mahmoud\_S](https://discourse.nodered.org/u/Mahmoud_S)\
**Replies:** 2\
**Last updated:** [4 November 2025 12:26 UTC](https://discourse.nodered.org/t/quadratic-equation-plot-with-ui-chart-dashboard-2-0/99579 "2025-11-04T12:26:46Z")

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Hello there, New to Node Red and I'm trying to plot quadratic equation using function below: // Quadratic coefficients const a = 1; const b = -2; const c = 1; // Generate data points const points = \[\]; for (let x = -1…

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## [Project: Can't connect to github using ssh](https://discourse.nodered.org/t/project-cant-connect-to-github-using-ssh/99534)

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**Author:** [@wewa](https://discourse.nodered.org/u/wewa)\
**Replies:** 8\
**Last updated:** [4 November 2025 08:20 UTC](https://discourse.nodered.org/t/project-cant-connect-to-github-using-ssh/99534 "2025-11-04T08:20:41Z")

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Hello there, I started using Node-RED projects and would like to push to github using ssh. But It is not working, when trying to access the remote repo, Node-RED throws the error ResponseServer unexpectedError: Error: l…

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## [NR - Flow "conventions"](https://discourse.nodered.org/t/nr-flow-conventions/99535)

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**Author:** [@pconroy328](https://discourse.nodered.org/u/pconroy328)\
**Replies:** 5\
**Last updated:** [3 November 2025 22:03 UTC](https://discourse.nodered.org/t/nr-flow-conventions/99535 "2025-11-03T22:03:01Z")

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As I become more familiar with NR, the number of flows I have is growing. I'm now at the point where a half-dozen of my flows need to send emails. I've been copying/pasting the email node into the new flows, the doing t…

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## [Enhancement to flow search results](https://discourse.nodered.org/t/enhancement-to-flow-search-results/99574)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 0\
**Last updated:** [3 November 2025 21:41 UTC](https://discourse.nodered.org/t/enhancement-to-flow-search-results/99574 "2025-11-03T21:41:57Z")

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Here is the output of a search on one of my Pies It would be helpful in narrowing down the desired result if the search dialog included some surrounding code as context. In the following mockups I've only given the …

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## [Node update - node-red-contrib-simpletime](https://discourse.nodered.org/t/node-update-node-red-contrib-simpletime/99573)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 0\
**Last updated:** [3 November 2025 21:03 UTC](https://discourse.nodered.org/t/node-update-node-red-contrib-simpletime/99573 "2025-11-03T21:03:11Z")

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I've just merged a useful addition to node-red-contrib-simpletime which enables the date/time output to be formatted to ISO 8601, so that it can be used for most commonly used databases, such as MYSQL, PostgreSQL, MariaD…

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## [Node-RED Con 2025 is tomorrow!](https://discourse.nodered.org/t/node-red-con-2025-is-tomorrow/99570)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 4\
**Last updated:** [3 November 2025 16:23 UTC](https://discourse.nodered.org/t/node-red-con-2025-is-tomorrow/99570 "2025-11-03T16:23:11Z")

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Not long to go now until Node-RED Con 2025. It all kicks off tomorrow at 2pm UTC! I'm putting the final touches to my keynote talk, where I'll be revealing the results of our latest community survey, looking at what we'…

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## [Modbus TCP failed / Proxmox LXC](https://discourse.nodered.org/t/modbus-tcp-failed-proxmox-lxc/99567)

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**Author:** [@monardfr](https://discourse.nodered.org/u/monardfr)\
**Replies:** 5\
**Last updated:** [3 November 2025 13:31 UTC](https://discourse.nodered.org/t/modbus-tcp-failed-proxmox-lxc/99567 "2025-11-03T13:31:51Z")

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Hi, I get the following error when trying to retrieve PT100 probe values via Modbus TCP (using modbus contrib). Client -\> fsm failed state after sending Get More About It By Logging TCP@192.168.1.201:8887 default Unit…

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## [How can I change the color of a template by injecting the desired color through msg.payload?](https://discourse.nodered.org/t/how-can-i-change-the-color-of-a-template-by-injecting-the-desired-color-through-msg-payload/99568)

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**Author:** [@Overpago](https://discourse.nodered.org/u/Overpago)\
**Replies:** 2\
**Last updated:** [3 November 2025 10:49 UTC](https://discourse.nodered.org/t/how-can-i-change-the-color-of-a-template-by-injecting-the-desired-color-through-msg-payload/99568 "2025-11-03T10:49:20Z")

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the layout is: inject -\> http request -\> funktion -\> template I want the color to change based on whether it is connected or not. But no matter what I try, I am not able to "inject" a color into the template. Please…

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## [\[Feedback Wanted\]: Save change history to session storage](https://discourse.nodered.org/t/feedback-wanted-save-change-history-to-session-storage/99542)

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**Author:** [@GogoVega](https://discourse.nodered.org/u/GogoVega)\
**Replies:** 43\
**Last updated:** [3 November 2025 07:29 UTC](https://discourse.nodered.org/t/feedback-wanted-save-change-history-to-session-storage/99542 "2025-11-03T07:29:54Z")

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Hi all, I would like your opinion on the possibility of integrating a mechanism into NR that saves the change state (history). The goal is to avoid losing or having to deploy work in progress. If you're working and yo…

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## [How can I add a property input to subflows?](https://discourse.nodered.org/t/how-can-i-add-a-property-input-to-subflows/99563)

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**Author:** [@charcuterie](https://discourse.nodered.org/u/charcuterie)\
**Replies:** 3\
**Last updated:** [3 November 2025 04:54 UTC](https://discourse.nodered.org/t/how-can-i-add-a-property-input-to-subflows/99563 "2025-11-03T04:54:49Z")

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How can I add a property input to a subflow, like this? Thanks in advance.

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## [CSS Square & Round On/Off Buttons (Revisited)](https://discourse.nodered.org/t/css-square-round-on-off-buttons-revisited/99508)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 4\
**Last updated:** [2 November 2025 17:13 UTC](https://discourse.nodered.org/t/css-square-round-on-off-buttons-revisited/99508 "2025-11-02T17:13:38Z")

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Standard Buttons In Dashboard 2 a widget height is specified in the page theme but the width varies according to the browser window size. Therefore a standard button perhaps loses some of the label as it overflows at …

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## [Dashboard1 to Dashboard2 easy migration](https://discourse.nodered.org/t/dashboard1-to-dashboard2-easy-migration/99561)

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**Author:** [@amitbet](https://discourse.nodered.org/u/amitbet)\
**Replies:** 0\
**Last updated:** [2 November 2025 15:52 UTC](https://discourse.nodered.org/t/dashboard1-to-dashboard2-easy-migration/99561 "2025-11-02T15:52:32Z")

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I wanted a simple copy paste interface that will allow me to convert selected v1 components to the new dashboard 2.0 components. So i created this, It was very easy and quick to build, it uses the official v2 convertor …

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## [UPnP event subscription requiring http request with SUBSCRIBE and http in on specific port with NOTIFY](https://discourse.nodered.org/t/upnp-event-subscription-requiring-http-request-with-subscribe-and-http-in-on-specific-port-with-notify/99522)

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**Author:** [@HonestJohn61](https://discourse.nodered.org/u/HonestJohn61)\
**Replies:** 6\
**Last updated:** [2 November 2025 12:14 UTC](https://discourse.nodered.org/t/upnp-event-subscription-requiring-http-request-with-subscribe-and-http-in-on-specific-port-with-notify/99522 "2025-11-02T12:14:07Z")

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Hi I use a WiiM Pro to stream Roon, Spotify, Bluetooth etc to my audio system (RME ADI-2 Pro FS R, CamillaDSP on RPi5 for convolution, and KEF LS50WII +KC62s) and it sounds great. Transport control works via Node-RED us…

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## [Fritz!Box 6490 does not make a call triggered by NodeRed](https://discourse.nodered.org/t/fritz-box-6490-does-not-make-a-call-triggered-by-nodered/99551)

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**Author:** [@AloisBachmeier](https://discourse.nodered.org/u/AloisBachmeier)\
**Replies:** 7\
**Last updated:** [2 November 2025 07:12 UTC](https://discourse.nodered.org/t/fritz-box-6490-does-not-make-a-call-triggered-by-nodered/99551 "2025-11-02T07:12:54Z")

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\[ { "id": "7541bd3e87f03df4", "type": "debug", "z": "7d2047e075cc0d79", "name": "debug 168", "active": true, "tosidebar": true, "console": false, "tosta…

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## [Add Node-RED as a webcontainer in Discourse](https://discourse.nodered.org/t/add-node-red-as-a-webcontainer-in-discourse/99555)

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**Author:** [@AllanOricil](https://discourse.nodered.org/u/AllanOricil)\
**Replies:** 3\
**Last updated:** [1 November 2025 15:45 UTC](https://discourse.nodered.org/t/add-node-red-as-a-webcontainer-in-discourse/99555 "2025-11-01T15:45:12Z")

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Stackblitz WebContainers currently support Node 18 and 20 and are stable across all major browsers. That means we can run a full Node-RED instance directly inside the browser—no local setup, no friction. By executing flo…

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## [Get Entities node](https://discourse.nodered.org/t/get-entities-node/99553)

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**Author:** [@vish022091](https://discourse.nodered.org/u/vish022091)\
**Replies:** 11\
**Last updated:** [31 October 2025 15:09 UTC](https://discourse.nodered.org/t/get-entities-node/99553 "2025-10-31T15:09:18Z")

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Hello all, Kind of new to Node Red here. So I’m trying to poll multiple entities every 60 seconds using the “Get Entities” node on Node Red (running as an Add-On on Home Assistant) - I’m not sure what I’m doing wrong, a…

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## [How to change color or spacing of digits in node-red-contrib-ui-digital-clock?](https://discourse.nodered.org/t/how-to-change-color-or-spacing-of-digits-in-node-red-contrib-ui-digital-clock/99550)

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**Author:** [@karlgotbread](https://discourse.nodered.org/u/karlgotbread)\
**Replies:** 2\
**Last updated:** [31 October 2025 10:48 UTC](https://discourse.nodered.org/t/how-to-change-color-or-spacing-of-digits-in-node-red-contrib-ui-digital-clock/99550 "2025-10-31T10:48:02Z")

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Hi everyone I’m using the node-red-contrib-ui-digital-clock node on my Dashboard, and I’d like to know if there’s any way to customize the appearance — for example: Change the color of the digits Add or adjust spacin…

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## [Official Logo issue](https://discourse.nodered.org/t/official-logo-issue/99549)

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**Author:** [@AllanOricil](https://discourse.nodered.org/u/AllanOricil)\
**Replies:** 2\
**Last updated:** [31 October 2025 09:13 UTC](https://discourse.nodered.org/t/official-logo-issue/99549 "2025-10-31T09:13:34Z")

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I noticed something in the logo that made me upset a bit. Look, the wires are not centered! The one is slack is fine, but it seems to be a different one.

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## [Pls help me with Zigbee dongle CC2531 and NR4](https://discourse.nodered.org/t/pls-help-me-with-zigbee-dongle-cc2531-and-nr4/99548)

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**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 4\
**Last updated:** [31 October 2025 08:54 UTC](https://discourse.nodered.org/t/pls-help-me-with-zigbee-dongle-cc2531-and-nr4/99548 "2025-10-31T08:54:15Z")

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Hi, I bought in past a CC2531 dongle and probably I bought it already flashed, I would test a Zigbee Tuya button for start a NR automation, I can find a ton of infos about this chip but I'm afraid it's hard to find the r…

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## [Weird delay output (empty message)](https://discourse.nodered.org/t/weird-delay-output-empty-message/99489)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 10\
**Last updated:** [31 October 2025 08:28 UTC](https://discourse.nodered.org/t/weird-delay-output-empty-message/99489 "2025-10-31T08:28:04Z")

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Got a weird error which I tracked down to delay node (configured as rate limit with delay). Not sure what is going on. NR version: 4.1.1. Node: 22 When sending flush control message, it also outputs the control messag…

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## [Using loadti with Node-red](https://discourse.nodered.org/t/using-loadti-with-node-red/99543)

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**Author:** [@nearbyatom](https://discourse.nodered.org/u/nearbyatom)\
**Replies:** 5\
**Last updated:** [31 October 2025 01:15 UTC](https://discourse.nodered.org/t/using-loadti-with-node-red/99543 "2025-10-31T01:15:53Z")

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I'm trying to execute a command that works in the command prompt. I've verified and the string works in the command prompt. But when I use the EXEC node, it doesn't seem to work \[ { "id": "f5e0962424954702…

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## [How to add my png to the Node-RED Dashboard?](https://discourse.nodered.org/t/how-to-add-my-png-to-the-node-red-dashboard/99538)

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**Author:** [@karlgotbread](https://discourse.nodered.org/u/karlgotbread)\
**Replies:** 4\
**Last updated:** [30 October 2025 21:37 UTC](https://discourse.nodered.org/t/how-to-add-my-png-to-the-node-red-dashboard/99538 "2025-10-30T21:37:57Z")

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Hi everyone, I’d like to add my own logo.png to the Dashboard. I’ve read that it can be done using a ui\_template, but I’m not sure about the right procedure. If anyone has some tips or ideas, I’m interested! Thanks!

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## [Is my EXEC finished? How do I know?](https://discourse.nodered.org/t/is-my-exec-finished-how-do-i-know/99544)

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**Author:** [@nearbyatom](https://discourse.nodered.org/u/nearbyatom)\
**Replies:** 3\
**Last updated:** [30 October 2025 19:29 UTC](https://discourse.nodered.org/t/is-my-exec-finished-how-do-i-know/99544 "2025-10-30T19:29:51Z")

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So I have this flow where if I press the timestamp, it'll execute a batch file and execute a command. \[ { "id": "f5e0962424954702", "type": "tab", "label": "Flow 2", "disabled": false…

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## [Flow changes not surving a reboot :(](https://discourse.nodered.org/t/flow-changes-not-surving-a-reboot/99525)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 15\
**Last updated:** [30 October 2025 08:16 UTC](https://discourse.nodered.org/t/flow-changes-not-surving-a-reboot/99525 "2025-10-30T08:16:00Z")

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I had this happen once before (I don't reboot my main machine very often) but when it happened I just put it down to some glitch in the matrix but it#s happened again :frowning: I have a flow that looks out for files xx…

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## [Help writing numeric value to Mitsubishi PLC (MC Protocol - Ind MC Write node)](https://discourse.nodered.org/t/help-writing-numeric-value-to-mitsubishi-plc-mc-protocol-ind-mc-write-node/99537)

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**Author:** [@MarceloBellopedo](https://discourse.nodered.org/u/MarceloBellopedo)\
**Replies:** 3\
**Last updated:** [30 October 2025 08:11 UTC](https://discourse.nodered.org/t/help-writing-numeric-value-to-mitsubishi-plc-mc-protocol-ind-mc-write-node/99537 "2025-10-30T08:11:40Z")

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Hi everyone, I’m using the node-red-contrib-mcprotocol-ind node to communicate with a Mitsubishi Q-series PLC via MC Protocol (3E frame, TCP, port 20000). Reading values works perfectly, but I’m having trouble writing …

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## [Saving ui-update Values for ui-template node on Browser Refresh](https://discourse.nodered.org/t/saving-ui-update-values-for-ui-template-node-on-browser-refresh/99536)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 2\
**Last updated:** [29 October 2025 23:30 UTC](https://discourse.nodered.org/t/saving-ui-update-values-for-ui-template-node-on-browser-refresh/99536 "2025-10-29T23:30:28Z")

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I know other people have already discovered this but I have not seen anything written down so I thought I would post my solution to the above problem. I was reading through MDN (as one does) when I was reminded of localS…

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## [🚀 We’re hiring a Developer Relations Advocate at FlowFuse!](https://discourse.nodered.org/t/we-re-hiring-a-developer-relations-advocate-at-flowfuse/99533)

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**Author:** [@nathanhill](https://discourse.nodered.org/u/nathanhill)\
**Replies:** 0\
**Last updated:** [29 October 2025 18:07 UTC](https://discourse.nodered.org/t/we-re-hiring-a-developer-relations-advocate-at-flowfuse/99533 "2025-10-29T18:07:18Z")

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FlowFuse is transforming how industrial automation teams build, deploy, and scale applications with Node-RED — and we’re looking for a passionate connector to help lead the charge. As our Developer Relations Advocate, y…

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## [Important new law that may impact many on this forum](https://discourse.nodered.org/t/important-new-law-that-may-impact-many-on-this-forum/99530)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [29 October 2025 16:00 UTC](https://discourse.nodered.org/t/important-new-law-that-may-impact-many-on-this-forum/99530 "2025-10-29T16:00:18Z")

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Hi all, my newsfeed recently popped this up and I thought I should share it. Even though it is not directly Node-RED related, it may impact Node-RED, FlowFuse, the JavaScript Foundation and anyone using Node-RED or other…

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## [Überlastung PI oder NodeRed](https://discourse.nodered.org/t/uberlastung-pi-oder-nodered/99460)

<div class="topic-metadata">

**Author:** [@schnuller](https://discourse.nodered.org/u/schnuller)\
**Replies:** 20\
**Last updated:** [29 October 2025 15:32 UTC](https://discourse.nodered.org/t/uberlastung-pi-oder-nodered/99460 "2025-10-29T15:32:30Z")

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Hallo Ich betreibe seit fast 2 Jahren ein Smart Home mit einem PI4 und einer 32GB SD Karte. Habe ca 15 Dashboards mit Grafischer Kurvenanzeigen mit Daten alle 5 Minuten, welche verschiedene Analogwerte der letzten 24S…

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## ["Supply Chain" security for developers](https://discourse.nodered.org/t/supply-chain-security-for-developers/99531)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [29 October 2025 14:00 UTC](https://discourse.nodered.org/t/supply-chain-security-for-developers/99531 "2025-10-29T14:00:41Z")

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With recent widespread attacks on the open source community, though I would share some additional security tooling that is free, easy to use and will help node.js, Python, etc developers against supply chain attacks. I…

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