# Top **URL:** https://discourse.nodered.org/top.md?page=4 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 5 --- ## [Modifying/tweaking downloaded nodes from library](https://discourse.nodered.org/t/modifying-tweaking-downloaded-nodes-from-library/101945)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 13\ **Last updated:** [21 October 2026 00:12 UTC](https://discourse.nodered.org/t/modifying-tweaking-downloaded-nodes-from-library/101945 "2026-10-21T00:12:47Z")
Folks, I am using the node-red-contrib-samsung-tv-control node - which is way out of support. There are a few things I would like to change if possible. 1 - the token. Able to be sent in the message as msg.token 2 -… --- ## [WordMap marker popup open=visible?](https://discourse.nodered.org/t/wordmap-marker-popup-open-visible/100734)
**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\ **Replies:** 17\ **Last updated:** [1 May 2026 20:17 UTC](https://discourse.nodered.org/t/wordmap-marker-popup-open-visible/100734 "2026-05-01T20:17:18Z")
I'm trying to create a pizza-delivery map, where 1 or multiple addresses would be selectable. (Multi-select mode would be activated by a user-button.) If the user clicks a marker: the popup window shows, we get a … --- ## [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)
**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")
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… --- ## [Lots of fun with ChatGPT recently](https://discourse.nodered.org/t/lots-of-fun-with-chatgpt-recently/99704)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 9\ **Last updated:** [18 November 2025 21:41 UTC](https://discourse.nodered.org/t/lots-of-fun-with-chatgpt-recently/99704 "2025-11-18T21:41:09Z")
Yeah, ok, maybe off topic. But the story could be of some benefit to new people out there who are thinking of using it. I see there's a thread ChatGPT - end of an era but it's in the lounge and I can't get there. … --- ## [Trying to output log/errors to table in web ui](https://discourse.nodered.org/t/trying-to-output-log-errors-to-table-in-web-ui/99762)
**Author:** [@Gibbz](https://discourse.nodered.org/u/Gibbz)\ **Replies:** 11\ **Last updated:** [24 November 2025 22:42 UTC](https://discourse.nodered.org/t/trying-to-output-log-errors-to-table-in-web-ui/99762 "2025-11-24T22:42:30Z")
I'm trying to output the node red logs into a table for easy debuging on my phone.... The problem is str needs to be a string of json, not the type \[object Object\] which it keeps giving me. Ive tried converting to string… --- ## [Built a reliable Telegram + MySQL logger flow - no more missed alerts](https://discourse.nodered.org/t/built-a-reliable-telegram-mysql-logger-flow-no-more-missed-alerts/99920)
**Author:** [@MDMarkFlowFactory](https://discourse.nodered.org/u/MDMarkFlowFactory)\ **Replies:** 10\ **Last updated:** [17 December 2025 08:35 UTC](https://discourse.nodered.org/t/built-a-reliable-telegram-mysql-logger-flow-no-more-missed-alerts/99920 "2025-12-17T08:35:54Z")
Hi everyone, I wanted to share a Node-RED flow I built to solve a common problem: missing important notifications and struggling with manual logs. This flow automatically logs events to a MySQL database (with timestamps… --- ## [Auto selection of HTTP port?](https://discourse.nodered.org/t/auto-selection-of-http-port/101651)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 14\ **Last updated:** [17 August 2026 17:01 UTC](https://discourse.nodered.org/t/auto-selection-of-http-port/101651 "2026-08-17T17:01:31Z")
As mentioned in Formalising reusable functions with autocompletion, parameter hints, click-through-navigation - #16 by TotallyInformation One thing that seems to be less than ideal, for anyone wanting to run more than 1… --- ## [Starting Node-red from Task Manager vs. command line... not the same node-red?](https://discourse.nodered.org/t/starting-node-red-from-task-manager-vs-command-line-not-the-same-node-red/100259)
**Author:** [@Elindo586](https://discourse.nodered.org/u/Elindo586)\ **Replies:** 10\ **Last updated:** [2 February 2026 12:59 UTC](https://discourse.nodered.org/t/starting-node-red-from-task-manager-vs-command-line-not-the-same-node-red/100259 "2026-02-02T12:59:11Z")
I am using Windows 11 and installed NSSM to open Node-RED directly from the task manager as a service.. ^^ this works cool.... I am just learning about it, come next day, and still have the same Node-RED. But!!!! If I… --- ## [Unconnected junction nodes](https://discourse.nodered.org/t/unconnected-junction-nodes/101383)
**Author:** [@jf64](https://discourse.nodered.org/u/jf64)\ **Replies:** 13\ **Last updated:** [1 July 2026 16:10 UTC](https://discourse.nodered.org/t/unconnected-junction-nodes/101383 "2026-07-01T16:10:21Z")
We've all run into this: a junction node sits right on top of a wire — visually it looks like part of the flow — but it isn't actually connected to it. Finding these cases currently takes a lot of effort, because nothing… --- ## [Passing data via uib-var](https://discourse.nodered.org/t/passing-data-via-uib-var/100301)
**Author:** [@vonbaron](https://discourse.nodered.org/u/vonbaron)\ **Replies:** 9\ **Last updated:** [4 February 2026 13:50 UTC](https://discourse.nodered.org/t/passing-data-via-uib-var/100301 "2026-02-04T13:50:15Z")
Hello all, I have just joined in to the discussions for NR and in particular UIBUILDER. Firstly, I want to show my appreciation to TotallyInformation for the vast amount of work I can see has been put in to developing u… --- ## [Dashboard Edit does not pop up](https://discourse.nodered.org/t/dashboard-edit-does-not-pop-up/101440)
**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\ **Replies:** 16\ **Last updated:** [15 July 2026 07:54 UTC](https://discourse.nodered.org/t/dashboard-edit-does-not-pop-up/101440 "2026-07-15T07:54:18Z")
Dear all! When I click on the area to show the dashboard editing palette … it does not appear Not shown, not selected from NR . (Therefore, I put it under category General). Everthing else does appear properly. Cli… --- ## [How to switch based on array value](https://discourse.nodered.org/t/how-to-switch-based-on-array-value/100543)
**Author:** [@omega\_elite](https://discourse.nodered.org/u/omega_elite)\ **Replies:** 16\ **Last updated:** [18 March 2026 18:02 UTC](https://discourse.nodered.org/t/how-to-switch-based-on-array-value/100543 "2026-03-18T18:02:45Z")
Hi i am new to node red and would like to know how to do the following. I have 8 digital input values( true or false ) that are coming in on msg.payload as an array \[false,false,false,false,false,false,false,false\] and… --- ## [Modbus Read Node via Modbus TCP in Node Red](https://discourse.nodered.org/t/modbus-read-node-via-modbus-tcp-in-node-red/101365)
**Author:** [@Boy\_co\_don](https://discourse.nodered.org/u/Boy_co_don)\ **Replies:** 15\ **Last updated:** [28 June 2026 10:23 UTC](https://discourse.nodered.org/t/modbus-read-node-via-modbus-tcp-in-node-red/101365 "2026-06-28T10:23:41Z")
Dear Guys. I'm use Modbus Read node from default library Modbus to read data from modbus Server. The connection was established and work Ok. But there is a small problem. when Connection is normal, Modbus Read will r… --- ## [Tuya-based sensors - is there a way to avoid the costly cloud API signup?](https://discourse.nodered.org/t/tuya-based-sensors-is-there-a-way-to-avoid-the-costly-cloud-api-signup/101666)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 12\ **Last updated:** [29 August 2026 15:05 UTC](https://discourse.nodered.org/t/tuya-based-sensors-is-there-a-way-to-avoid-the-costly-cloud-api-signup/101666 "2026-08-29T15:05:26Z")
I swear that I'm never buying anything with the word "Tuya" on the pack ever again!! I purchased a couple of sensors to remotely monitor my Mum's old house while it was empty - we had to wait far too long for probate an… --- ## [Getting funky with SQLite? Correct way to test if database table exists?](https://discourse.nodered.org/t/getting-funky-with-sqlite-correct-way-to-test-if-database-table-exists/99768)
**Author:** [@Jibun-no-Kage](https://discourse.nodered.org/u/Jibun-no-Kage)\ **Replies:** 9\ **Last updated:** [28 November 2025 05:34 UTC](https://discourse.nodered.org/t/getting-funky-with-sqlite-correct-way-to-test-if-database-table-exists/99768 "2025-11-28T05:34:23Z")
Trying to do three(3) things: Test if table exists Create table if not Insert data once 1 and 2 above met However, I although I think my table exist query is solid, not sure I am testing the right way for its existenc… --- ## [Reading 3x RS232 legacy machines via a single Gateway to Node-RED](https://discourse.nodered.org/t/reading-3x-rs232-legacy-machines-via-a-single-gateway-to-node-red/100740)
**Author:** [@DiogoI4.0](https://discourse.nodered.org/u/DiogoI4.0)\ **Replies:** 13\ **Last updated:** [15 May 2026 12:34 UTC](https://discourse.nodered.org/t/reading-3x-rs232-legacy-machines-via-a-single-gateway-to-node-red/100740 "2026-05-15T12:34:15Z")
Hello everyone, I need to collect data from plastic injection molding machines and I'm facing the following problem. The scenario: We have a production line with 3 independent machines. They are controlled by Techmation… --- ## [DB V2 - Revisit: bar chart to track daily number of starts stopped working with 1.30.0](https://discourse.nodered.org/t/db-v2-revisit-bar-chart-to-track-daily-number-of-starts-stopped-working-with-1-30-0/99957)
**Author:** [@houser](https://discourse.nodered.org/u/houser)\ **Replies:** 10\ **Last updated:** [29 December 2025 22:52 UTC](https://discourse.nodered.org/t/db-v2-revisit-bar-chart-to-track-daily-number-of-starts-stopped-working-with-1-30-0/99957 "2025-12-29T22:52:10Z")
Dear @rakgupta Your excellent flow from August this year stopped working with the latest version of flow fuse dbv2,1.30.0 I have tried to troubleshoot but it does not draw the bar charts anymore fr som reason and it i… --- ## [Dashboard 2 Labels](https://discourse.nodered.org/t/dashboard-2-labels/99684)
**Author:** [@nearbyatom](https://discourse.nodered.org/u/nearbyatom)\ **Replies:** 9\ **Last updated:** [18 November 2025 15:55 UTC](https://discourse.nodered.org/t/dashboard-2-labels/99684 "2025-11-18T15:55:54Z")
I have this button here The controller is supposed to read a bit and determine of something is running or stopped. So if the bit is 0, then I change a ui\_update.Label to stopped. if 1, then change ui\_update.Label t… --- ## [Create a second dashboard page that mirrors the first one?](https://discourse.nodered.org/t/create-a-second-dashboard-page-that-mirrors-the-first-one/99723)
**Author:** [@karlgotbread](https://discourse.nodered.org/u/karlgotbread)\ **Replies:** 11\ **Last updated:** [20 November 2025 16:27 UTC](https://discourse.nodered.org/t/create-a-second-dashboard-page-that-mirrors-the-first-one/99723 "2025-11-20T16:27:31Z")
Hi everyone, I’m wondering if there is a way to create a second dashboard page in Node-RED that would act as a mirror of my main dashboard. What I’m trying to achieve: I already have my main dashboard available at: h… --- ## [Http request node misbehaving](https://discourse.nodered.org/t/http-request-node-misbehaving/99692)
**Author:** [@Jaddache](https://discourse.nodered.org/u/Jaddache)\ **Replies:** 10\ **Last updated:** [17 November 2025 11:52 UTC](https://discourse.nodered.org/t/http-request-node-misbehaving/99692 "2025-11-17T11:52:58Z")
I have been using a http request node in node red to access my rooftop solar forecast successfully for some time now using the following url. https://api.solcast.com.au/rooftop\_sites/\[resource\_id\]/forecasts?hours=336&f… --- ## [GPIO input communication in Node red Dashboard](https://discourse.nodered.org/t/gpio-input-communication-in-node-red-dashboard/99643)
**Author:** [@Miki1983](https://discourse.nodered.org/u/Miki1983)\ **Replies:** 9\ **Last updated:** [13 November 2025 12:14 UTC](https://discourse.nodered.org/t/gpio-input-communication-in-node-red-dashboard/99643 "2025-11-13T12:14:42Z")
Hi. Ia working on an Andon projekt on Raspberry. The python code is working. Soni have some input buttons, output are lights Signal tower inkl. Music playing according the switched buton and also sending alert mail to pa… --- ## [My flows disappears and is remplaced by another one without any action on my part](https://discourse.nodered.org/t/my-flows-disappears-and-is-remplaced-by-another-one-without-any-action-on-my-part/101452)
**Author:** [@Patrice](https://discourse.nodered.org/u/Patrice)\ **Replies:** 17\ **Last updated:** [12 July 2026 15:57 UTC](https://discourse.nodered.org/t/my-flows-disappears-and-is-remplaced-by-another-one-without-any-action-on-my-part/101452 "2026-07-12T15:57:29Z")
Hello, I’ve been using Node-RED to control my alarm system for a few years without any issues—until a few months ago, when I started regularly losing the dashboard. Let me explain: when the problem occurred, I checked … --- ## [Dashboard 2. Custom Logo in Title Bar](https://discourse.nodered.org/t/dashboard-2-custom-logo-in-title-bar/101075)
**Author:** [@FireWizard52](https://discourse.nodered.org/u/FireWizard52)\ **Replies:** 10\ **Last updated:** [20 May 2026 20:53 UTC](https://discourse.nodered.org/t/dashboard-2-custom-logo-in-title-bar/101075 "2026-05-20T20:53:56Z")
Hi, I try to add a Custom logo in the Title bar (Header) (left side). I use a template node with the following contents: \ \ \ **Author:** [@Urs-Eppenberger](https://discourse.nodered.org/u/Urs-Eppenberger)\ **Replies:** 17\ **Last updated:** [13 January 2026 17:38 UTC](https://discourse.nodered.org/t/fetching-number-from-web-page/100112 "2026-01-13T17:38:33Z") I'm not new to node-red, but new to web scraping, and need some help. I'd like to fetch the Hit Counter number in the footer of the following web page: www.katharina-eppenberger.ch Here is the web developer info of th… --- ## [Problems formatting for InfluxDB out for Influxv1 Home Assistant](https://discourse.nodered.org/t/problems-formatting-for-influxdb-out-for-influxv1-home-assistant/100831)
**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")
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… --- ## [Negative v. Positive numbers in debug panel](https://discourse.nodered.org/t/negative-v-positive-numbers-in-debug-panel/99891)
**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\ **Replies:** 13\ **Last updated:** [8 December 2025 17:14 UTC](https://discourse.nodered.org/t/negative-v-positive-numbers-in-debug-panel/99891 "2025-12-08T17:14:38Z")
Hi There, Is there a reason why positive numbers are handled differently than negative number: Here I could still have a negative hexadecimal, a negative date makes no sense. Howabout adding binary and octadecimal re… --- ## [Issues with Monaco editor? Node-red 5](https://discourse.nodered.org/t/issues-with-monaco-editor-node-red-5/101253)
**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\ **Replies:** 11\ **Last updated:** [3 July 2026 07:08 UTC](https://discourse.nodered.org/t/issues-with-monaco-editor-node-red-5/101253 "2026-07-03T07:08:59Z")
After running the latest install script on a Pi I'm seeing a couple of issues editing function nodes. Error triangle after editing a function node. Open a function node Click the arrow to open Monaco Make a trivial c… --- ## [Locking the widgets and UI](https://discourse.nodered.org/t/locking-the-widgets-and-ui/99656)
**Author:** [@nearbyatom](https://discourse.nodered.org/u/nearbyatom)\ **Replies:** 12\ **Last updated:** [13 November 2025 12:43 UTC](https://discourse.nodered.org/t/locking-the-widgets-and-ui/99656 "2025-11-13T12:43:24Z")
Im developing an application on my laptop, and it's resolution 1920x1080. I can line them up and make it all pretty. Then I would like to export the flows, and place them into a different PC but it's resolution is diff… --- ## [Node-red-dashboard-2-ui-webcam nightmare](https://discourse.nodered.org/t/node-red-dashboard-2-ui-webcam-nightmare/101993)
**Author:** [@vramos](https://discourse.nodered.org/u/vramos)\ **Replies:** 19\ **Last updated:** [10 November 2026 16:01 UTC](https://discourse.nodered.org/t/node-red-dashboard-2-ui-webcam-nightmare/101993 "2026-11-10T16:01:02Z")
Hi all. I'm new on this forum. I'm trying to use this node, but I can't make it work . I push the on-off icon in the dashboard window but nothing happens. I can open webcam with vlc player without trouble. I'm using N… --- ## [Help with "lost" message](https://discourse.nodered.org/t/help-with-lost-message/101545)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 12\ **Last updated:** [2 August 2026 21:05 UTC](https://discourse.nodered.org/t/help-with-lost-message/101545 "2026-08-02T21:05:05Z")
I'm confused. I seem to be losing messages through this change node. Global context PROOF OF LIFE here. Used here. Message comes in. (Green) you can see the message. change node as shown. Nothing coming out. … --- ## [Problems displaying live data in template with chartjs](https://discourse.nodered.org/t/problems-displaying-live-data-in-template-with-chartjs/100046)
**Author:** [@joachim\_bl](https://discourse.nodered.org/u/joachim_bl)\ **Replies:** 13\ **Last updated:** [2 January 2026 19:56 UTC](https://discourse.nodered.org/t/problems-displaying-live-data-in-template-with-chartjs/100046 "2026-01-02T19:56:00Z")
I am trying to create a graph with 3 y axis using the ui-template of flowfuse but I have problems setting the data points. Here is the logic: \[ { "id": "92fb440a9871ab5d", "type": "catch", "… --- ## [Simple way to play sound Dashboard 2.0](https://discourse.nodered.org/t/simple-way-to-play-sound-dashboard-2-0/100553)
**Author:** [@iungo](https://discourse.nodered.org/u/iungo)\ **Replies:** 9\ **Last updated:** [16 March 2026 21:55 UTC](https://discourse.nodered.org/t/simple-way-to-play-sound-dashboard-2-0/100553 "2026-03-16T21:55:04Z")
I need to play some sounds on the client device (not TTS, .wav or .mp3 local files) for warnings, errors e.t.c It was so simple with classic node-red dasboard, like this: How to do the same with Dashboard 2.0? Tried… --- ## [Node-Red 5.0.0 import on current flow (tab) broken](https://discourse.nodered.org/t/node-red-5-0-0-import-on-current-flow-tab-broken/101382)
**Author:** [@HarryPottar](https://discourse.nodered.org/u/HarryPottar)\ **Replies:** 11\ **Last updated:** [21 July 2026 13:20 UTC](https://discourse.nodered.org/t/node-red-5-0-0-import-on-current-flow-tab-broken/101382 "2026-07-21T13:20:55Z")
Not a huge issue and an acceptable workaround. When importing a flow, selecting Import on the Current Flow tab always creates a new tab. A simple copy-and-paste fixes it, but it's worth noting. Tested on macOS Tahoe 26… --- ## [Persist dashboard state/context between restarts](https://discourse.nodered.org/t/persist-dashboard-state-context-between-restarts/99917)
**Author:** [@Semmu](https://discourse.nodered.org/u/Semmu)\ **Replies:** 12\ **Last updated:** [12 December 2025 09:44 UTC](https://discourse.nodered.org/t/persist-dashboard-state-context-between-restarts/99917 "2025-12-12T09:44:46Z")
Hey everyone, I just started using Dashboard v2 recently to create a simple and easy-to-use interface for my parents to control some IoT stuff around the house. It is working perfectly, previously I had a decent experie… --- ## [How to Process16bit to bool Binary Alarms with Buffer-Parser Right](https://discourse.nodered.org/t/how-to-process16bit-to-bool-binary-alarms-with-buffer-parser-right/101285)
**Author:** [@nikos](https://discourse.nodered.org/u/nikos)\ **Replies:** 16\ **Last updated:** [16 June 2026 16:54 UTC](https://discourse.nodered.org/t/how-to-process16bit-to-bool-binary-alarms-with-buffer-parser-right/101285 "2026-06-16T16:54:27Z")
Hi all, @Steve-Mcl thank you for your amazing work on the buffer-parser. I have a feeling that I got something wrong, but if you could please assist me, that would be greatly appreciated! I'm processing some binary Mod… --- ## [Dashboard 2 fails to install and crashes Node Red](https://discourse.nodered.org/t/dashboard-2-fails-to-install-and-crashes-node-red/101660)
**Author:** [@PdeJ](https://discourse.nodered.org/u/PdeJ)\ **Replies:** 11\ **Last updated:** [21 August 2026 10:35 UTC](https://discourse.nodered.org/t/dashboard-2-fails-to-install-and-crashes-node-red/101660 "2026-08-21T10:35:05Z")
When setting up Node Red on a Raspberry Pi Zero 2w which has just been updated with 64bit Debian GNU/Linux 13 (trixie), @flowfuse/node-red-dashboard 1.30.2 now fails to install and crashes the Rasperry Pi which loses c… --- ## [Node-RED Editor show html tag as red in Ui Template](https://discourse.nodered.org/t/node-red-editor-show-html-tag-as-red-in-ui-template/100679)
**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\ **Replies:** 13\ **Last updated:** [29 March 2026 17:46 UTC](https://discourse.nodered.org/t/node-red-editor-show-html-tag-as-red-in-ui-template/100679 "2026-03-29T17:46:41Z")
Curious question as the red tag does not seem to blow up the ui template. Here is the code: \