# General

**URL:** https://discourse.nodered.org/c/general/7.md

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

---

## [About the General category](https://discourse.nodered.org/t/about-the-general-category/15)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 20\
**Last updated:** [9 March 2022 08:41 UTC](https://discourse.nodered.org/t/about-the-general-category/15 "2022-03-09T08:41:16Z")

</div>

If you aren’t sure where to ask, start here.

---

## [Single input to node, but unexpected triplicate outputs](https://discourse.nodered.org/t/single-input-to-node-but-unexpected-triplicate-outputs/101896)

<div class="topic-metadata">

**Author:** [@mikky\_thomeon](https://discourse.nodered.org/u/mikky_thomeon)\
**Replies:** 9\
**Last updated:** [12 October 2026 16:40 UTC](https://discourse.nodered.org/t/single-input-to-node-but-unexpected-triplicate-outputs/101896 "2026-10-12T16:40:37Z")

</div>

Hi everyone, I have a weird error in Node-Red. In the flow below, I created counter nodes to show how many times messages are passed through the flow. I found that this is great tool for debugging complex flows that int…

---

## [Question on contrib node installed via Pallet Manager not visible in NR editor](https://discourse.nodered.org/t/question-on-contrib-node-installed-via-pallet-manager-not-visible-in-nr-editor/101838)

<div class="topic-metadata">

**Author:** [@rakgupta](https://discourse.nodered.org/u/rakgupta)\
**Replies:** 4\
**Last updated:** [12 October 2026 10:41 UTC](https://discourse.nodered.org/t/question-on-contrib-node-installed-via-pallet-manager-not-visible-in-nr-editor/101838 "2026-10-12T10:41:47Z")

</div>

I installed node-red-contrib-teslemetry (node) - Node-RED via the Pallet Manager (NR v 4.0.9) and it did not show up in the editor. It showed as "installed" in the Pallet Manager but I could not see it in the list of nod…

---

## [Saw this on the JS runtime. Is this of interest to anyone](https://discourse.nodered.org/t/saw-this-on-the-js-runtime-is-this-of-interest-to-anyone/101755)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 7\
**Last updated:** [9 October 2026 19:35 UTC](https://discourse.nodered.org/t/saw-this-on-the-js-runtime-is-this-of-interest-to-anyone/101755 "2026-10-09T19:35:55Z")

</div>

Sorry, it does seem interesting on how the runtime has been completely rebuilt.

---

## [Installing and Upgrading Node-RED help needed](https://discourse.nodered.org/t/installing-and-upgrading-node-red-help-needed/101836)

<div class="topic-metadata">

**Author:** [@eddee54455](https://discourse.nodered.org/u/eddee54455)\
**Replies:** 40\
**Last updated:** [9 October 2026 18:26 UTC](https://discourse.nodered.org/t/installing-and-upgrading-node-red-help-needed/101836 "2026-10-09T18:26:01Z")

</div>

Hi Y'all! I am trying to update my node red installation using the script - Runs no problem....BUT.... I would like to install a later version of nodejs, hence me "poking the bear"... The install script installs nodej…

---

## [Moment node - Confused!](https://discourse.nodered.org/t/moment-node-confused/101880)

<div class="topic-metadata">

**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 5\
**Last updated:** [9 October 2026 17:58 UTC](https://discourse.nodered.org/t/moment-node-confused/101880 "2026-10-09T17:58:16Z")

</div>

I have a small flow which consist of: Inject node - just to trigger Function node to get current time - msg.now a Moment Node to get a display of time in the format I want. \[{"id":"2972bd2b49e268c3","type":"inject","…

---

## [Source Map Loading Errors](https://discourse.nodered.org/t/source-map-loading-errors/101882)

<div class="topic-metadata">

**Author:** [@MakerMan](https://discourse.nodered.org/u/MakerMan)\
**Replies:** 1\
**Last updated:** [9 October 2026 17:31 UTC](https://discourse.nodered.org/t/source-map-loading-errors/101882 "2026-10-09T17:31:12Z")

</div>

Browser is Safari 27.0.1 on MacOS latest release. Running NodeRed 5.0.8 on RPI (Debian Trixie) What I'm finding is that Node Red screens are continually fully refreshed when selecting a tab. Every time it refreshes it…

---

## [Moving NR from one Pi to another](https://discourse.nodered.org/t/moving-nr-from-one-pi-to-another/101875)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 21\
**Last updated:** [9 October 2026 10:39 UTC](https://discourse.nodered.org/t/moving-nr-from-one-pi-to-another/101875 "2026-10-09T10:39:29Z")

</div>

I want to move an old NR 4.1.0 to another Pi So I installed NR on new Pi using standard script with --nodered-version="4.1.0" I then wiped all the files in new .node-red folder and copied all the old files from old mac…

---

## [Changes made in the web UI do not save or persist](https://discourse.nodered.org/t/changes-made-in-the-web-ui-do-not-save-or-persist/101879)

<div class="topic-metadata">

**Author:** [@RichardL](https://discourse.nodered.org/u/RichardL)\
**Replies:** 3\
**Last updated:** [9 October 2026 10:25 UTC](https://discourse.nodered.org/t/changes-made-in-the-web-ui-do-not-save-or-persist/101879 "2026-10-09T10:25:10Z")

</div>

I have a weird issue. I am running version 5.0.8 in a container managed by Podman and have been running node-red with periodic updates for several years and in the last month I have had a very weird issue some up. Any e…

---

## [Projects and package.json](https://discourse.nodered.org/t/projects-and-package-json/101864)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 4\
**Last updated:** [9 October 2026 00:10 UTC](https://discourse.nodered.org/t/projects-and-package-json/101864 "2026-10-09T00:10:45Z")

</div>

I have several projects, each project runs on a separate instance. They have different dependencies, for example 1 instance may use one particular 3rd party node. Can I branch that dependency out into the project's packa…

---

## [Unable to switch flows](https://discourse.nodered.org/t/unable-to-switch-flows/101877)

<div class="topic-metadata">

**Author:** [@Urs-Eppenberger](https://discourse.nodered.org/u/Urs-Eppenberger)\
**Replies:** 10\
**Last updated:** [8 October 2026 19:16 UTC](https://discourse.nodered.org/t/unable-to-switch-flows/101877 "2026-10-08T19:16:16Z")

</div>

Hello I usually do not touch my node-red installation, since everything works as it should. But today I needed to and I ran in a strange behavior: When clicking on another flow tab it switches to the flow and shows …

---

## [Node-RED 5.0.6 Dark Theme is removing custom color settings from groups](https://discourse.nodered.org/t/node-red-5-0-6-dark-theme-is-removing-custom-color-settings-from-groups/101717)

<div class="topic-metadata">

**Author:** [@DiverRich](https://discourse.nodered.org/u/DiverRich)\
**Replies:** 4\
**Last updated:** [8 October 2026 11:58 UTC](https://discourse.nodered.org/t/node-red-5-0-6-dark-theme-is-removing-custom-color-settings-from-groups/101717 "2026-10-08T11:58:57Z")

</div>

I just updated today and I don't remember this being a thing, but the dark theme setting is removing custom group colors, group name font colors and group border colors. Switching to the light theme restores them. I'm se…

---

## [How to update function modules?](https://discourse.nodered.org/t/how-to-update-function-modules/101850)

<div class="topic-metadata">

**Author:** [@AndreKR](https://discourse.nodered.org/u/AndreKR)\
**Replies:** 9\
**Last updated:** [7 October 2026 08:54 UTC](https://discourse.nodered.org/t/how-to-update-function-modules/101850 "2026-10-07T08:54:23Z")

</div>

A Function node is currently using an old version of a package I added under "Setup". How do I get it to update? I tried: Deleting the module from the Setup tab an re-adding it. Deleting the module from the node\_modul…

---

## [Send html email](https://discourse.nodered.org/t/send-html-email/101857)

<div class="topic-metadata">

**Author:** [@omni-support](https://discourse.nodered.org/u/omni-support)\
**Replies:** 4\
**Last updated:** [6 October 2026 19:20 UTC](https://discourse.nodered.org/t/send-html-email/101857 "2026-10-06T19:20:04Z")

</div>

I am using node-red to read one device via Modbus TCP. this step is working. also I use node-red module to send email and it works as well. however, when I include some data from modbus reading into a html email content,…

---

## [NR running on Mikrotik container works only with 127.0.0.1:1880](https://discourse.nodered.org/t/nr-running-on-mikrotik-container-works-only-with-127-0-0-1-1880/101855)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 2\
**Last updated:** [6 October 2026 11:37 UTC](https://discourse.nodered.org/t/nr-running-on-mikrotik-container-works-only-with-127-0-0-1-1880/101855 "2026-10-06T11:37:30Z")

</div>

Hi, I need to update palette, for doing that I need to update the NR image, it was 4.07 and it was working ok with the container's VETH IP, after update to 5.0.7 I can't open more the web interface, I've asked AI that ma…

---

## [Problems with node contrib-shelly](https://discourse.nodered.org/t/problems-with-node-contrib-shelly/101813)

<div class="topic-metadata">

**Author:** [@gerribaldi](https://discourse.nodered.org/u/gerribaldi)\
**Replies:** 23\
**Last updated:** [5 October 2026 17:15 UTC](https://discourse.nodered.org/t/problems-with-node-contrib-shelly/101813 "2026-10-05T17:15:56Z")

</div>

Hi, i try to access a Shelly Plus RGBW PM via node-red-contrib-shelly. The connection between the node and the shelly is working. And if i sent a message to the node, i got feedback from the shelly - like wifi state, c…

---

## [Question about tcp connection status and inject node during dashboard start](https://discourse.nodered.org/t/question-about-tcp-connection-status-and-inject-node-during-dashboard-start/101823)

<div class="topic-metadata">

**Author:** [@robt](https://discourse.nodered.org/u/robt)\
**Replies:** 14\
**Last updated:** [5 October 2026 16:34 UTC](https://discourse.nodered.org/t/question-about-tcp-connection-status-and-inject-node-during-dashboard-start/101823 "2026-10-05T16:34:47Z")

</div>

I have two questions regarding tcp request node, please. How can I detect if a tcp connection is established or not in dashboard? I connect and disconnect manually. Additionally , I can send commands to the server vi…

---

## [Flogger node ... the red triangle issue](https://discourse.nodered.org/t/flogger-node-the-red-triangle-issue/101852)

<div class="topic-metadata">

**Author:** [@Bobo](https://discourse.nodered.org/u/Bobo)\
**Replies:** 8\
**Last updated:** [5 October 2026 09:43 UTC](https://discourse.nodered.org/t/flogger-node-the-red-triangle-issue/101852 "2026-10-05T09:43:36Z")

</div>

Ref: Cannot make Flogger node work I just came across this issue after using the flogger node in "Select Object mode" then switching back to "Full Message Object". The "red triangle of doom" appears and will (sometimes)…

---

## [How far have you taken AI in Node-RED?](https://discourse.nodered.org/t/how-far-have-you-taken-ai-in-node-red/101702)

<div class="topic-metadata">

**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 11\
**Last updated:** [4 October 2026 18:47 UTC](https://discourse.nodered.org/t/how-far-have-you-taken-ai-in-node-red/101702 "2026-10-04T18:47:29Z")

</div>

Caveat: I have a lot of sympathy / interest in the idea that AI may be bad for humanity overall; negative dialectics, job displacement, hallucinations/unreliability, loss of authenticity, environmental reasons, etc. Pers…

---

## [Node-RED is very good place now](https://discourse.nodered.org/t/node-red-is-very-good-place-now/101853)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 0\
**Last updated:** [3 October 2026 20:22 UTC](https://discourse.nodered.org/t/node-red-is-very-good-place-now/101853 "2026-10-03T20:22:59Z")

</div>

Hi all, just wanted to say it's a blast to work with the latest v5. It looks better and runs as smooth as ever. Hope you all enjoy it, big thanks to all who improved and developed this! It shows clear signs of thoughtful…

---

## [Wiring Issue in Node Group?](https://discourse.nodered.org/t/wiring-issue-in-node-group/101835)

<div class="topic-metadata">

**Author:** [@PdeJ](https://discourse.nodered.org/u/PdeJ)\
**Replies:** 16\
**Last updated:** [2 October 2026 15:58 UTC](https://discourse.nodered.org/t/wiring-issue-in-node-group/101835 "2026-10-02T15:58:49Z")

</div>

I had a flow in a Node group which I was debugging and it looked as though the IKEA MYGGBETT window/door sensor was unresponsive as I could not output it's attributes using @sammachin/node-red-matter-controller : matterr…

---

## [How would I find a "memory leak"?](https://discourse.nodered.org/t/how-would-i-find-a-memory-leak/101806)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 44\
**Last updated:** [2 October 2026 08:03 UTC](https://discourse.nodered.org/t/how-would-i-find-a-memory-leak/101806 "2026-10-02T08:03:17Z")

</div>

Folks, I have a RasPi Raspberry Pi 3 Model B+ Rev 1.3 It also has a RGB led strip on it. But not much else. Over time the memory used keeps increasing and it is up to 93% I seem to remember if I restart NR, the memo…

---

## [Node-red-contrib-alexa-remote2-applestrudel - error on amazon login page](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2-applestrudel-error-on-amazon-login-page/100755)

<div class="topic-metadata">

**Author:** [@mssib28](https://discourse.nodered.org/u/mssib28)\
**Replies:** 39\
**Last updated:** [30 September 2026 05:51 UTC](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2-applestrudel-error-on-amazon-login-page/100755 "2026-09-30T05:51:31Z")

</div>

Had anybody the same issue? I follow the instructions in "node-red-contrib-alexa-remote2-applestrudel" and at the amazon login I'll get an error message. Thanks in advance.

---

## [Browser - Bad render performance](https://discourse.nodered.org/t/browser-bad-render-performance/101820)

<div class="topic-metadata">

**Author:** [@Markus\_M](https://discourse.nodered.org/u/Markus_M)\
**Replies:** 6\
**Last updated:** [28 September 2026 07:54 UTC](https://discourse.nodered.org/t/browser-bad-render-performance/101820 "2026-09-28T07:54:29Z")

</div>

Hello. I am using following environment: Microsoft Server 2025 (Running on VM) Microsoft Edge Browser (Version 153.0.4234.48) NodeJS 24.21.0 LTS (latest) Node-RED 5.0.7 (latest) Reverse Proxy IIS Microsoft Defender I…

---

## [Writing general log to file](https://discourse.nodered.org/t/writing-general-log-to-file/101830)

<div class="topic-metadata">

**Author:** [@khfischbach](https://discourse.nodered.org/u/khfischbach)\
**Replies:** 10\
**Last updated:** [27 September 2026 17:18 UTC](https://discourse.nodered.org/t/writing-general-log-to-file/101830 "2026-09-27T17:18:50Z")

</div>

Hi, I would like to enable nr to log to a file and to syslog. I found in the net a post to do it this like in the settings.js: logging: { /\*\* Only console logging is currently supported \*/ conso…

---

## [Coming in cron-plus v3: a "Cron Filter" node with natural language conditions](https://discourse.nodered.org/t/coming-in-cron-plus-v3-a-cron-filter-node-with-natural-language-conditions/101707)

<div class="topic-metadata">

**Author:** [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Replies:** 47\
**Last updated:** [25 September 2026 08:42 UTC](https://discourse.nodered.org/t/coming-in-cron-plus-v3-a-cron-filter-node-with-natural-language-conditions/101707 "2026-09-25T08:42:00Z")

</div>

I'm working on v3 of node-red-contrib-cron-plus and before I get too far down the road I'd like some opinions on the headline feature. v3 itself brings a swap of the underlying solar library (which is why it's a major v…

---

## [Node catalogue updates seem slower than usual](https://discourse.nodered.org/t/node-catalogue-updates-seem-slower-than-usual/101827)

<div class="topic-metadata">

**Author:** [@APXc](https://discourse.nodered.org/u/APXc)\
**Replies:** 3\
**Last updated:** [24 September 2026 15:31 UTC](https://discourse.nodered.org/t/node-catalogue-updates-seem-slower-than-usual/101827 "2026-09-24T15:31:07Z")

</div>

Hi all, It looks like the Node-RED community node module catalogue is being refreshed less frequently than it used to be. At the time of writing (14:34 UTC / 16:34 CEST, Thu Sep 24 2026), the catalogue reports: Node-R…

---

## [Linter: \[msg\] 'Buffer' is not defined](https://discourse.nodered.org/t/linter-msg-buffer-is-not-defined/101810)

<div class="topic-metadata">

**Author:** [@protonmw](https://discourse.nodered.org/u/protonmw)\
**Replies:** 3\
**Last updated:** [21 September 2026 15:55 UTC](https://discourse.nodered.org/t/linter-msg-buffer-is-not-defined/101810 "2026-09-21T15:55:29Z")

</div>

Hi experts! I'm using Buffer.from(xyz); in a function node and it works exactly as intended, but linter gives an error: \[msg\] 'Buffer' is not defined. How can I prevent this? (Or: how to put ascii character 182 int…

---

## [Once again TCP disconnect problem](https://discourse.nodered.org/t/once-again-tcp-disconnect-problem/101804)

<div class="topic-metadata">

**Author:** [@robt](https://discourse.nodered.org/u/robt)\
**Replies:** 5\
**Last updated:** [20 September 2026 09:38 UTC](https://discourse.nodered.org/t/once-again-tcp-disconnect-problem/101804 "2026-09-20T09:38:11Z")

</div>

Hello, I would like to use a small weather station which delivers weather information any second self contained, as soon as a client is connected to. I'm able to connect and to get the weather information. However, I'm…

---

## [Apply button on node Edit panel](https://discourse.nodered.org/t/apply-button-on-node-edit-panel/15005)

<div class="topic-metadata">

**Author:** [@svefro](https://discourse.nodered.org/u/svefro)\
**Replies:** 46\
**Last updated:** [18 September 2026 10:31 UTC](https://discourse.nodered.org/t/apply-button-on-node-edit-panel/15005 "2026-09-18T10:31:34Z")

</div>

I have quite a few large template nodes in my project that i sometimes work on. When debugging the results i have to click ok and then deploy to see the changes. After this i have to re-open the edit panel for the temp…

[Next page](https://discourse.nodered.org/c/general/7.md?page=1)