# Latest **URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=38 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 39 --- ## [Need Guidance on Creating Custom LLM, Tool Call, and Subagent Nodes in Node-RED](https://discourse.nodered.org/t/need-guidance-on-creating-custom-llm-tool-call-and-subagent-nodes-in-node-red/99631)
**Author:** [@makerstorage](https://discourse.nodered.org/u/makerstorage)\ **Replies:** 1\ **Last updated:** [10 November 2025 19:52 UTC](https://discourse.nodered.org/t/need-guidance-on-creating-custom-llm-tool-call-and-subagent-nodes-in-node-red/99631 "2025-11-10T19:52:13Z")
Hi everyone, I’m looking for your expertise on developing new custom nodes for Node-RED. I want to make sure I follow all the Node-RED standards and best practices, but I’m currently stuck on one important aspect. My g… --- ## [Problem of the connection at node red (node-red-contrib-s7) with S-1200 PLC Siemens](https://discourse.nodered.org/t/problem-of-the-connection-at-node-red-node-red-contrib-s7-with-s-1200-plc-siemens/99633)
**Author:** [@Cassio](https://discourse.nodered.org/u/Cassio)\ **Replies:** 2\ **Last updated:** [10 November 2025 19:43 UTC](https://discourse.nodered.org/t/problem-of-the-connection-at-node-red-node-red-contrib-s7-with-s-1200-plc-siemens/99633 "2025-11-10T19:43:36Z")
Hi every budy I need help!! I had a sistem that always run without problem. After 3 month my sistem was instable and them stop. I have a problem of connection at node red (node-red-contrib-s7) with S-1200 PLC Siemen… --- ## [Problem with OPC UA when starting Node-Red as a service](https://discourse.nodered.org/t/problem-with-opc-ua-when-starting-node-red-as-a-service/99583)
**Author:** [@wstillwell](https://discourse.nodered.org/u/wstillwell)\ **Replies:** 9\ **Last updated:** [10 November 2025 19:14 UTC](https://discourse.nodered.org/t/problem-with-opc-ua-when-starting-node-red-as-a-service/99583 "2025-11-10T19:14:28Z")
4 Nov 10:52:59 - \[info\] Node-RED version: v4.0.9 4 Nov 10:52:59 - \[info\] Node.js version: v22.9.0 4 Nov 10:52:59 - \[info\] Windows\_NT 10.0.14393 x64 LE I have created a service for Node-Red using nssm. If I start the… --- ## [I changed to UDP From TCP for Mitsubhishi PLC Fx3u but did not worked in Nodered](https://discourse.nodered.org/t/i-changed-to-udp-from-tcp-for-mitsubhishi-plc-fx3u-but-did-not-worked-in-nodered/99518)
**Author:** [@Jayeshpitale1](https://discourse.nodered.org/u/Jayeshpitale1)\ **Replies:** 24\ **Last updated:** [10 November 2025 18:00 UTC](https://discourse.nodered.org/t/i-changed-to-udp-from-tcp-for-mitsubhishi-plc-fx3u-but-did-not-worked-in-nodered/99518 "2025-11-10T18:00:59Z")
I changed to UDP From TCP for Mitsubishi PLC Fx3u but did not work in NodeRED as per the previous Topic @Steve-Mcl told me to Change it from TCP to UDP and i did but its not working now --- ## [Node Red problem with versions](https://discourse.nodered.org/t/node-red-problem-with-versions/99625)
**Author:** [@Felix](https://discourse.nodered.org/u/Felix)\ **Replies:** 9\ **Last updated:** [10 November 2025 16:34 UTC](https://discourse.nodered.org/t/node-red-problem-with-versions/99625 "2025-11-10T16:34:08Z")
Hi all after some hours of installing and settings an older RPi 3B - with Buster 10.13 (I need update NR due to new Dashboard2) have som troubles and questions after doing info from system : pi@raspberrypi:~ $ npm -v … --- ## [Mitsubishi AC in Melcloud node](https://discourse.nodered.org/t/mitsubishi-ac-in-melcloud-node/99621)
**Author:** [@Felix](https://discourse.nodered.org/u/Felix)\ **Replies:** 6\ **Last updated:** [10 November 2025 16:30 UTC](https://discourse.nodered.org/t/mitsubishi-ac-in-melcloud-node/99621 "2025-11-10T16:30:55Z")
Hi all, after 2 years I've tried to setup my two AC included in home (mitsubishi AY35) to NodeRed via Melcloud node. On APP are both of them connected, working properly. But in nodered I am not able to read any data, af… --- ## [Node-red-contrib-melsec Configuration](https://discourse.nodered.org/t/node-red-contrib-melsec-configuration/99626)
**Author:** [@Dar](https://discourse.nodered.org/u/Dar)\ **Replies:** 5\ **Last updated:** [10 November 2025 13:44 UTC](https://discourse.nodered.org/t/node-red-contrib-melsec-configuration/99626 "2025-11-10T13:44:36Z")
Hello everyone, I am trying to connect a Mitsubishi FX3G-60M PLC to my Raspberry Pi using Node-RED. My goal is just to read some data to display on my dashboard. I'm using the node-red-contrib-melsec-fx nodes and am ha… --- ## [Node thingspeak42](https://discourse.nodered.org/t/node-thingspeak42/99598)
**Author:** [@ohruska](https://discourse.nodered.org/u/ohruska)\ **Replies:** 6\ **Last updated:** [10 November 2025 09:09 UTC](https://discourse.nodered.org/t/node-thingspeak42/99598 "2025-11-10T09:09:58Z")
Hi, I'm new here. I used node-red for my balcony photovoltaic power plant. I wanted to send the value of the power input to the house and the output of the photovoltaics to Thingspeak.com. For this operation I wanted t… --- ## [Node 20 is getting long in the tooth, when will Node Red officially move on?](https://discourse.nodered.org/t/node-20-is-getting-long-in-the-tooth-when-will-node-red-officially-move-on/99575)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 3\ **Last updated:** [10 November 2025 06:44 UTC](https://discourse.nodered.org/t/node-20-is-getting-long-in-the-tooth-when-will-node-red-officially-move-on/99575 "2025-11-10T06:44:02Z")
Node 20 is getting long in the tooth, when will Node Red officially move on? Node is now up to what, 25 or 26 as current active? Don't recall what LTS is at. --- ## [Problems With Adding Additional nodes with @sammachin/node-red-matter-bridge](https://discourse.nodered.org/t/problems-with-adding-additional-nodes-with-sammachin-node-red-matter-bridge/99562)
**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\ **Replies:** 1\ **Last updated:** [9 November 2025 21:35 UTC](https://discourse.nodered.org/t/problems-with-adding-additional-nodes-with-sammachin-node-red-matter-bridge/99562 "2025-11-09T21:35:45Z")
I have been happily using these nodes for a while so I start transferring additional Alexa items. I got to a point where Node-RED crashed, I am not sure what happened exactly but I was adding a node-red-matter-bridge tem… --- ## [Dashboard 2 with gauge fixed format display](https://discourse.nodered.org/t/dashboard-2-with-gauge-fixed-format-display/99624)
**Author:** [@mickym2](https://discourse.nodered.org/u/mickym2)\ **Replies:** 4\ **Last updated:** [9 November 2025 16:59 UTC](https://discourse.nodered.org/t/dashboard-2-with-gauge-fixed-format-display/99624 "2025-11-09T16:59:55Z")
Unfortunately the thread cannot be reopend: https://discourse.nodered.org/t/gauge-w-fixed-format-display - or I do not know how. Since the gauge can perform strings, the problem to have a digit as decimal number even if… --- ## [Date object in a function node not created](https://discourse.nodered.org/t/date-object-in-a-function-node-not-created/99623)
**Author:** [@haegar33](https://discourse.nodered.org/u/haegar33)\ **Replies:** 11\ **Last updated:** [9 November 2025 15:10 UTC](https://discourse.nodered.org/t/date-object-in-a-function-node-not-created/99623 "2025-11-09T15:10:08Z")
I got a function node which collects MQTT Status messages from my zigbee2mqtt Broker. In particular I want the last\_seen time stamp to monitor my zigbee network. when a new device is detected an array is extended like: … --- ## [Successful methods for multiple dashboards - please add yours](https://discourse.nodered.org/t/successful-methods-for-multiple-dashboards-please-add-yours/99622)
**Author:** [@no\_mpimpi](https://discourse.nodered.org/u/no_mpimpi)\ **Replies:** 5\ **Last updated:** [9 November 2025 13:05 UTC](https://discourse.nodered.org/t/successful-methods-for-multiple-dashboards-please-add-yours/99622 "2025-11-09T13:05:20Z")
Hi all, So the problem I have been trying to solve is that I need differing UIs for different people and scenarios. Here are two examples. My partner tends to use the system differently than I do. I have created a s… --- ## [How to control duplicate remote devices](https://discourse.nodered.org/t/how-to-control-duplicate-remote-devices/99619)
**Author:** [@slv07](https://discourse.nodered.org/u/slv07)\ **Replies:** 7\ **Last updated:** [9 November 2025 02:49 UTC](https://discourse.nodered.org/t/how-to-control-duplicate-remote-devices/99619 "2025-11-09T02:49:55Z")
I have a remote ESP32 system controlling a number of devices from Dashboard via MQTT. All functionality (thus far) is operating as designed. I have also duplicated the ESP system (without the connected devices) that I ha… --- ## [Rpi5 16GB, PiOS/Debian 13 (Trixie), NodeRED 4.1.1, GPIO, i2c ... any appetite?](https://discourse.nodered.org/t/rpi5-16gb-pios-debian-13-trixie-nodered-4-1-1-gpio-i2c-any-appetite/99565)
**Author:** [@SonoraTechnical](https://discourse.nodered.org/u/SonoraTechnical)\ **Replies:** 16\ **Last updated:** [9 November 2025 02:45 UTC](https://discourse.nodered.org/t/rpi5-16gb-pios-debian-13-trixie-nodered-4-1-1-gpio-i2c-any-appetite/99565 "2025-11-09T02:45:51Z")
I noticed that the Setup of NodeRED on Raspberry Pi still recommends BullsEye (Debain/PiOS 11). Pi ecosystem has moved on to BookWorm (12) and now Trixie (13). These OSes take advantage of new southbridge comm chip on … --- ## [Icon size and appearance](https://discourse.nodered.org/t/icon-size-and-appearance/99602)
**Author:** [@Olmuk](https://discourse.nodered.org/u/Olmuk)\ **Replies:** 12\ **Last updated:** [7 November 2025 19:46 UTC](https://discourse.nodered.org/t/icon-size-and-appearance/99602 "2025-11-07T19:46:13Z")
Hello, i am trying to do my first steps with dashboard 2.0. I need different icons shown with different inputs. All i could find are icons with switches or buttons. Next thing is to change the size of the icons. Thx… --- ## [DB2: Adjust label size](https://discourse.nodered.org/t/db2-adjust-label-size/99618)
**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\ **Replies:** 3\ **Last updated:** [7 November 2025 19:25 UTC](https://discourse.nodered.org/t/db2-adjust-label-size/99618 "2025-11-07T19:25:07Z")
Hi! I have a gauge and a bar chart next to each other. Both 2x4. Unfortunately the labels have different sizes. My trials, even with the help of my best buddy, are all in vain. I do not master the underlying technolog… --- ## [Node-red-node-email ignore users if No authentication is set](https://discourse.nodered.org/t/node-red-node-email-ignore-users-if-no-authentication-is-set/99612)
**Author:** [@kolaval](https://discourse.nodered.org/u/kolaval)\ **Replies:** 5\ **Last updated:** [7 November 2025 19:18 UTC](https://discourse.nodered.org/t/node-red-node-email-ignore-users-if-no-authentication-is-set/99612 "2025-11-07T19:18:27Z")
I have various users connecting to the MTA node of node-red-node-email When setting Users to 'No authentication' an error is thrown if the user connects with an uername. Is there any way to just ignore supplied credent… --- ## [Node-red-contrib-opcua-server won't activate after reboot](https://discourse.nodered.org/t/node-red-contrib-opcua-server-wont-activate-after-reboot/99613)
**Author:** [@coopster33](https://discourse.nodered.org/u/coopster33)\ **Replies:** 1\ **Last updated:** [7 November 2025 08:13 UTC](https://discourse.nodered.org/t/node-red-contrib-opcua-server-wont-activate-after-reboot/99613 "2025-11-07T08:13:48Z")
I have an issue with the opc ua server (compact server) not activating after node red is started up after bootup of computer. I have to go in and manually deploy the flow to get the opc ua server to allow clients to con… --- ## [4-axis radar (spider) chart via ui\_template?](https://discourse.nodered.org/t/4-axis-radar-spider-chart-via-ui-template/99615)
**Author:** [@karlgotbread](https://discourse.nodered.org/u/karlgotbread)\ **Replies:** 1\ **Last updated:** [7 November 2025 07:41 UTC](https://discourse.nodered.org/t/4-axis-radar-spider-chart-via-ui-template/99615 "2025-11-07T07:41:29Z")
Hi everyone, I’d like to render a 4-axis radar (spider) chart in the Dashboard. I know there’s no native widget for this, so I’m wondering if anyone has implemented it via ui\_template. Goal: 4 axes (4 metrics), real-t… --- ## [NRC 2025 - Simulation Concept](https://discourse.nodered.org/t/nrc-2025-simulation-concept/99604)
**Author:** [@L10L](https://discourse.nodered.org/u/L10L)\ **Replies:** 1\ **Last updated:** [6 November 2025 11:27 UTC](https://discourse.nodered.org/t/nrc-2025-simulation-concept/99604 "2025-11-06T11:27:32Z")
During the Panel Discussion of Node-Red Con 2025 it was called out that a way to ‘simulate’ would be useful. Got me thinking about Steinbergs VST standard for MIDI / analogue device emulations ‘The Gist’: Device-simulat… --- ## [Line thickness of chart](https://discourse.nodered.org/t/line-thickness-of-chart/99599)
**Author:** [@MKaiser96](https://discourse.nodered.org/u/MKaiser96)\ **Replies:** 6\ **Last updated:** [6 November 2025 07:47 UTC](https://discourse.nodered.org/t/line-thickness-of-chart/99599 "2025-11-06T07:47:33Z")
Hello, I use the chart node in dashboard-2. How can I change the line thickness of the data line? In my case it is a bit too thick. Regards, Markus --- ## [Free FlowFuse offer to celebrate Node-RED Con 2025](https://discourse.nodered.org/t/free-flowfuse-offer-to-celebrate-node-red-con-2025/99605)
**Author:** [@gstout](https://discourse.nodered.org/u/gstout)\ **Replies:** 0\ **Last updated:** [5 November 2025 21:43 UTC](https://discourse.nodered.org/t/free-flowfuse-offer-to-celebrate-node-red-con-2025/99605 "2025-11-05T21:43:04Z")
Hey Folks! I hope you enjoyed Node-RED Con yesterday. I know some of you haven't tried FlowFuse yet, so here's a special offer to check it out, just for the Node-RED community. Create an account at Sign up - FlowFuse. Th… --- ## [Export debug panel as JSON](https://discourse.nodered.org/t/export-debug-panel-as-json/99585)
**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\ **Replies:** 13\ **Last updated:** [5 November 2025 15:48 UTC](https://discourse.nodered.org/t/export-debug-panel-as-json/99585 "2025-11-05T15:48:41Z")
Hi There, I'm using working on project where I am simulating a bunch of MQTT messages to create a simulation of a device, i.e., a collection of commands to move a device around. These happen in a specific order and each… --- ## [Node-RED Con 2025 recordings now available](https://discourse.nodered.org/t/node-red-con-2025-recordings-now-available/99593)
**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\ **Replies:** 0\ **Last updated:** [5 November 2025 13:31 UTC](https://discourse.nodered.org/t/node-red-con-2025-recordings-now-available/99593 "2025-11-05T13:31:35Z")
Thank you to everyone who joined Node-RED Con 2025. We had over 1,100 people attending live - an amazing turnout for this year’s community event. Huge thanks to our host Vladimir Romanov, all of our speakers, sponsors … --- ## [Uninstall Package Problem (addon-node-red for Home Assistant)](https://discourse.nodered.org/t/uninstall-package-problem-addon-node-red-for-home-assistant/99578)
**Author:** [@jo-mat](https://discourse.nodered.org/u/jo-mat)\ **Replies:** 5\ **Last updated:** [5 November 2025 10:58 UTC](https://discourse.nodered.org/t/uninstall-package-problem-addon-node-red-for-home-assistant/99578 "2025-11-05T10:58:32Z")
addon-node-red v20.0.0 Node-Red embedded v4.0.9 Maintenance release Home Assistant 2025.10.4 Hello I want to install a package (@mschaeffler/node-red-logic) in Node-Red (Home Assistant) via Manage palette. Instead of … --- ## [Dashboard Graphs Time Series Issues - Stumped](https://discourse.nodered.org/t/dashboard-graphs-time-series-issues-stumped/16771)
**Author:** [@ntableman](https://discourse.nodered.org/u/ntableman)\ **Replies:** 7\ **Last updated:** [5 November 2025 08:18 UTC](https://discourse.nodered.org/t/dashboard-graphs-time-series-issues-stumped/16771 "2025-11-05T08:18:13Z")
I have a dashboard with multiple graphs which load data from files on startup and then get data from events that happen after that. The file is saved off with a write node after the graph node. They graphs all look perfe… --- ## [Dashboard 2 dark theme](https://discourse.nodered.org/t/dashboard-2-dark-theme/98589)
**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\ **Replies:** 13\ **Last updated:** [5 November 2025 07:07 UTC](https://discourse.nodered.org/t/dashboard-2-dark-theme/98589 "2025-11-05T07:07:58Z")
After installing Dashboard 2.0, I have 2 Default themes listed but not a Dark them as in the original dashboard. Was a Dark theme supposed to be part of the installation? If not, has anyone documented the changes neces… --- ## [Anyone in Sydney - openweather reports](https://discourse.nodered.org/t/anyone-in-sydney-openweather-reports/99566)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 14\ **Last updated:** [4 November 2025 23:52 UTC](https://discourse.nodered.org/t/anyone-in-sydney-openweather-reports/99566 "2025-11-04T23:52:28Z")
The other day the reports I was getting were wrong and now - Monday 3 Nov, 18:36 - I am not being told of the thunderstorms. broken clouds is what I'm given. Ok, nothing is perfect. But..... Thanks in advance. So… --- ## [Node-RED Con 2025 is live!](https://discourse.nodered.org/t/node-red-con-2025-is-live/99580)
**Author:** [@Yndira-E](https://discourse.nodered.org/u/Yndira-E)\ **Replies:** 0\ **Last updated:** [4 November 2025 14:15 UTC](https://discourse.nodered.org/t/node-red-con-2025-is-live/99580 "2025-11-04T14:15:53Z")
Hi everyone, Node-RED Con 2025 has just started — a full day of live talks, demos, and community stories from across the world. There’s a fantastic lineup ahead, and you can still join the live sessions here. [Previous page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=37) [Next page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=39)