# Latest **URL:** https://discourse.nodered.org/latest.md?page=64 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 65 --- ## [Feeding an Array into UI-TABLE](https://discourse.nodered.org/t/feeding-an-array-into-ui-table/97991)
**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\ **Replies:** 1\ **Last updated:** [6 July 2025 12:24 UTC](https://discourse.nodered.org/t/feeding-an-array-into-ui-table/97991 "2025-07-06T12:24:16Z")
I want to show a sparkline / bargraph in a ui-table. but unable to get an example. I tried feeding msg.payload set as \[1,2,3,4,5\] but it is not working. I am intending to eventually plot a series of values from mysql t… --- ## [Neo-pixel LED, heart beat. Help](https://discourse.nodered.org/t/neo-pixel-led-heart-beat-help/97990)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 8\ **Last updated:** [6 July 2025 09:20 UTC](https://discourse.nodered.org/t/neo-pixel-led-heart-beat-help/97990 "2025-07-06T09:20:04Z")
Folks, I have a Neo-Pixel LED and want it to blink like a heart beat. Just wondering if anyone has any ideas on how to do it. --- ## [Dashboard 2.0 Text Input node](https://discourse.nodered.org/t/dashboard-2-0-text-input-node/97988)
**Author:** [@Jean-Rem](https://discourse.nodered.org/u/Jean-Rem)\ **Replies:** 3\ **Last updated:** [6 July 2025 08:15 UTC](https://discourse.nodered.org/t/dashboard-2-0-text-input-node/97988 "2025-07-06T08:15:38Z")
Hello, I'm looking in my dashboard project to "freeze" a Text Input field. Is there a way to add "disabled" or "readonly" props to this Text Input field ? I have try with msg.ui\_update "readonly": true, but without resu… --- ## [Binary values in inject node](https://discourse.nodered.org/t/binary-values-in-inject-node/97986)
**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\ **Replies:** 2\ **Last updated:** [6 July 2025 07:32 UTC](https://discourse.nodered.org/t/binary-values-in-inject-node/97986 "2025-07-06T07:32:52Z")
Hi There, I'm just playing around with @cymplecy inhouse mqtt broker and came across the switch at the front which contains binary and hexadecimal values in a number field: When I use an inject node to generate thos… --- ## [How to disable a button from another button](https://discourse.nodered.org/t/how-to-disable-a-button-from-another-button/97971)
**Author:** [@g0heu](https://discourse.nodered.org/u/g0heu)\ **Replies:** 12\ **Last updated:** [5 July 2025 20:25 UTC](https://discourse.nodered.org/t/how-to-disable-a-button-from-another-button/97971 "2025-07-05T20:25:58Z")
Hi all I am just starting to play with Nodered and ESP32 so I apologise if this is a basic question but I have to start somewhere !!. I have got 2 flows the same the top one controls an antenna switch turning it on and… --- ## [Dashboard 2.0 tab in editor sidebar is showing label names instead of the label values](https://discourse.nodered.org/t/dashboard-2-0-tab-in-editor-sidebar-is-showing-label-names-instead-of-the-label-values/97984)
**Author:** [@tonymacdonald](https://discourse.nodered.org/u/tonymacdonald)\ **Replies:** 5\ **Last updated:** [5 July 2025 15:11 UTC](https://discourse.nodered.org/t/dashboard-2-0-tab-in-editor-sidebar-is-showing-label-names-instead-of-the-label-values/97984 "2025-07-05T15:11:10Z")
I have been seeing this for a while but wondered if there is an open ticket or if it something wrong with my setup. When I open the Dashboard 2.0 tab in the editor sidebar all of the labels in the tab are displayed by n… --- ## [Tcp In Nodes connecting to same host](https://discourse.nodered.org/t/tcp-in-nodes-connecting-to-same-host/97975)
**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\ **Replies:** 3\ **Last updated:** [5 July 2025 14:37 UTC](https://discourse.nodered.org/t/tcp-in-nodes-connecting-to-same-host/97975 "2025-07-05T14:37:35Z")
Hi There, Another one of those "why is it so" questions. Three tcp in nodes that connect to the same host/port combination. Initially all are disconnected, then when I start the service (i.e., netcat on 9393 - (whi… --- ## [Feature Request: nrlint Detect Link Nodes Connected Across Flow Tabs](https://discourse.nodered.org/t/feature-request-nrlint-detect-link-nodes-connected-across-flow-tabs/97667)
**Author:** [@78wesley](https://discourse.nodered.org/u/78wesley)\ **Replies:** 2\ **Last updated:** [5 July 2025 13:56 UTC](https://discourse.nodered.org/t/feature-request-nrlint-detect-link-nodes-connected-across-flow-tabs/97667 "2025-07-05T13:56:33Z")
Hey everyone, In our team we’re working with Jambonz, and we rely on multiple flow tabs across various instances. Sometimes, when importing flows or using copy/paste, I’ve noticed that link in and link out nodes end up … --- ## [PM2 Dashboard monitoring](https://discourse.nodered.org/t/pm2-dashboard-monitoring/97869)
**Author:** [@gerrybartley](https://discourse.nodered.org/u/gerrybartley)\ **Replies:** 11\ **Last updated:** [5 July 2025 12:55 UTC](https://discourse.nodered.org/t/pm2-dashboard-monitoring/97869 "2025-07-05T12:55:01Z")
For those of you using pm2 to launch and monitor your instances, this flow lets you monitor from within Node-Red Update 04-Jul-2025 Just realised that port info is not available via the pm2 command. In my case I had se… --- ## [Dashboard 2.0 resize](https://discourse.nodered.org/t/dashboard-2-0-resize/97978)
**Author:** [@jussie](https://discourse.nodered.org/u/jussie)\ **Replies:** 4\ **Last updated:** [5 July 2025 13:12 UTC](https://discourse.nodered.org/t/dashboard-2-0-resize/97978 "2025-07-05T13:12:40Z")
Hello, I'm using Node-RED Dashboard 2.0 and I'm trying to reduce the size of the groups (cards/widgets), similar to zooming out to 80% in a browser. However, I only want to scale the content of the groups, not the enti… --- ## [Setting up OIDC with Authentik gives SyntaxError: Unexpected token --\> not valid JSON](https://discourse.nodered.org/t/setting-up-oidc-with-authentik-gives-syntaxerror-unexpected-token-not-valid-json/97981)
**Author:** [@gmag11](https://discourse.nodered.org/u/gmag11)\ **Replies:** 1\ **Last updated:** [5 July 2025 12:22 UTC](https://discourse.nodered.org/t/setting-up-oidc-with-authentik-gives-syntaxerror-unexpected-token-not-valid-json/97981 "2025-07-05T12:22:24Z")
Hi, I have a node-red 4.0.9 instance running in a docker container. I am trying to setup OIDC login with Authentik, which is working fine with other services. I follower the guide in Authentik site: Integrate with Node… --- ## [A little tip for fellow Node Developers](https://discourse.nodered.org/t/a-little-tip-for-fellow-node-developers/97964)
**Author:** [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\ **Replies:** 9\ **Last updated:** [5 July 2025 10:06 UTC](https://discourse.nodered.org/t/a-little-tip-for-fellow-node-developers/97964 "2025-07-05T10:06:17Z")
My Zwave Node is going through a massive cleanse (v10), and in doing so optimising A LOT. My node subscribes to 20+ comm API messages from the runtime counterparts, to facilitate the UI I needed a way to shrink this an… --- ## [How to find all the flowfuse dashboard widget nodes in a display group](https://discourse.nodered.org/t/how-to-find-all-the-flowfuse-dashboard-widget-nodes-in-a-display-group/97976)
**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\ **Replies:** 3\ **Last updated:** [5 July 2025 09:15 UTC](https://discourse.nodered.org/t/how-to-find-all-the-flowfuse-dashboard-widget-nodes-in-a-display-group/97976 "2025-07-05T09:15:23Z")
Is there a way to search for all the flowfuse dashboard widgets that are in a particular ui-group? If I search for the group by name it just finds the config node not the widgets. --- ## [Using Global Group on Dashboard](https://discourse.nodered.org/t/using-global-group-on-dashboard/97960)
**Author:** [@Desmond-Zeh](https://discourse.nodered.org/u/Desmond-Zeh)\ **Replies:** 4\ **Last updated:** [5 July 2025 08:38 UTC](https://discourse.nodered.org/t/using-global-group-on-dashboard/97960 "2025-07-05T08:38:21Z")
Hello! I have project that I am currently working on which requires that I display the gross power of a power plant on each page or tab on ui dashboard. I used to achieve this on smaller projects that is duplicating the… --- ## [Gauge w/ fixed format display](https://discourse.nodered.org/t/gauge-w-fixed-format-display/97813)
**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\ **Replies:** 13\ **Last updated:** [5 July 2025 08:13 UTC](https://discourse.nodered.org/t/gauge-w-fixed-format-display/97813 "2025-07-05T08:13:23Z")
Hi! I can't find it: Gauge gets a number, like 19.234 , 19.29 or just 19. I want to display 19.2 , 19.3 19.0 . I can round but then 19.0 is rendered as 19. What's the simple trick I just do not see? This must be a co… --- ## [Single Sensor Node (ESP32-S2-Mini or RPi Pico-W)](https://discourse.nodered.org/t/single-sensor-node-esp32-s2-mini-or-rpi-pico-w/84951)
**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\ **Replies:** 38\ **Last updated:** [5 July 2025 07:46 UTC](https://discourse.nodered.org/t/single-sensor-node-esp32-s2-mini-or-rpi-pico-w/84951 "2025-07-05T07:46:36Z")
The project is based on an ESP32-S2-Mini and can be deployed to sense temperature, humidity and air pressure in any geographical location. All it needs is access to a WiFi Access Point and a (local or remote) MQTT broker… --- ## [Possible to Check the CPU Load or Network Load?](https://discourse.nodered.org/t/possible-to-check-the-cpu-load-or-network-load/97872)
**Author:** [@DaVizzey](https://discourse.nodered.org/u/DaVizzey)\ **Replies:** 7\ **Last updated:** [5 July 2025 03:15 UTC](https://discourse.nodered.org/t/possible-to-check-the-cpu-load-or-network-load/97872 "2025-07-05T03:15:29Z")
Hi! I'm currently troubleshooting a project, We got a Bosch Rexroth PLC With Node-RED running on it, Now there is some issues with a Ethernet/IP TCP Device, The issue is that Very Irregularily a message to/from the De… --- ## [Migrating data from sql server to postgre](https://discourse.nodered.org/t/migrating-data-from-sql-server-to-postgre/97874)
**Author:** [@kesmad](https://discourse.nodered.org/u/kesmad)\ **Replies:** 5\ **Last updated:** [1 July 2025 12:47 UTC](https://discourse.nodered.org/t/migrating-data-from-sql-server-to-postgre/97874 "2025-07-01T12:47:12Z")
Hi Team, i have tried migrating data from sql server to postgre. i have succeeded in it but could not load bulk loads like more than 4 million records data in 4 tables( each 1million).I ahve increased heap size too. Co… --- ## [SolarMD - Logger upgrade firmware causes all flows to fail](https://discourse.nodered.org/t/solarmd-logger-upgrade-firmware-causes-all-flows-to-fail/97903)
**Author:** [@fritserasmus](https://discourse.nodered.org/u/fritserasmus)\ **Replies:** 14\ **Last updated:** [4 July 2025 15:12 UTC](https://discourse.nodered.org/t/solarmd-logger-upgrade-firmware-causes-all-flows-to-fail/97903 "2025-07-04T15:12:52Z")
I have multiple flows that reads many MQTT feeds. My LoggerV2 for SolarMD recently received a firmware update and I just cannot get messages from this topic. The payload: Blockquote solarmd/ES Control Service/SMDBEX… --- ## [Modbus data aggregation for plotting](https://discourse.nodered.org/t/modbus-data-aggregation-for-plotting/97803)
**Author:** [@Sido1](https://discourse.nodered.org/u/Sido1)\ **Replies:** 21\ **Last updated:** [4 July 2025 12:09 UTC](https://discourse.nodered.org/t/modbus-data-aggregation-for-plotting/97803 "2025-07-04T12:09:39Z")
Hi everyone, I'm currently working with Node-RED to build a dashboard. I have three Modbus requests that return energy data from different sources (here transformed to functions). My goal is to create a line or bar char… --- ## [Global variable retention after deployment](https://discourse.nodered.org/t/global-variable-retention-after-deployment/97958)
**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\ **Replies:** 4\ **Last updated:** [4 July 2025 11:23 UTC](https://discourse.nodered.org/t/global-variable-retention-after-deployment/97958 "2025-07-04T11:23:54Z")
Hi Out of interest are global variable values retained when you hit the deploy button in nodered for a full deployment? Are the values only forgotten if the instance of nodered is restarted (e.g computer reboot?) --- ## [Ftps with self signed certificate](https://discourse.nodered.org/t/ftps-with-self-signed-certificate/97939)
**Author:** [@remsfn](https://discourse.nodered.org/u/remsfn)\ **Replies:** 1\ **Last updated:** [4 July 2025 08:28 UTC](https://discourse.nodered.org/t/ftps-with-self-signed-certificate/97939 "2025-07-04T08:28:08Z")
Hi, i am using nodered-contrib-ftp-client to send files to ftps server. This server use selfsigned certificate. This is returning an 'Error: self-signed certificate". how to solve that ? Here is a test exemple: \[ … --- ## [Suggested improvement to flow readability](https://discourse.nodered.org/t/suggested-improvement-to-flow-readability/97933)
**Author:** [@scadabob](https://discourse.nodered.org/u/scadabob)\ **Replies:** 11\ **Last updated:** [4 July 2025 08:12 UTC](https://discourse.nodered.org/t/suggested-improvement-to-flow-readability/97933 "2025-07-04T08:12:10Z")
Hi all as a complete beginner to node-red it has occurred to me that when trying to read a flow from left to right that if when you hover over a node a drop down would appear and show the action of that node also and ver… --- ## [Strange crash after start](https://discourse.nodered.org/t/strange-crash-after-start/97955)
**Author:** [@mauzil](https://discourse.nodered.org/u/mauzil)\ **Replies:** 1\ **Last updated:** [4 July 2025 08:05 UTC](https://discourse.nodered.org/t/strange-crash-after-start/97955 "2025-07-04T08:05:15Z")
Hi all. After some minutes from start NR crash showing this exception This is all logs from the begin. I run nodered from a user shell \[mauro@artixvm ~\]$ node-red 4 Jul 06:52:26 - \[info\] Welcome to Node-RED ========… --- ## [No puedo instalar el Dashboard](https://discourse.nodered.org/t/no-puedo-instalar-el-dashboard/97947)
**Author:** [@amospinamo](https://discourse.nodered.org/u/amospinamo)\ **Replies:** 4\ **Last updated:** [3 July 2025 23:39 UTC](https://discourse.nodered.org/t/no-puedo-instalar-el-dashboard/97947 "2025-07-03T23:39:19Z")
Intento instalar el dashboard en mi PC, y me sale un error, tengo instalada la versión 20.9.0 del NODE RED ver figura adjunta Qué puede ser??? --- ## [Node to wait for human validation](https://discourse.nodered.org/t/node-to-wait-for-human-validation/97928)
**Author:** [@tobiasBora](https://discourse.nodered.org/u/tobiasBora)\ **Replies:** 6\ **Last updated:** [3 July 2025 16:42 UTC](https://discourse.nodered.org/t/node-to-wait-for-human-validation/97928 "2025-07-03T16:42:58Z")
I often feel the need to add a node in the middle of a flow that forwards the input only if a human manually click on "accept", for instance when you want to add new elements to a database only after a human has checked … --- ## [FlowFuse 2.19 Release: Key Enhancements to AI, Blueprints, and Monitoring](https://discourse.nodered.org/t/flowfuse-2-19-release-key-enhancements-to-ai-blueprints-and-monitoring/97941)
**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\ **Replies:** 0\ **Last updated:** [3 July 2025 15:47 UTC](https://discourse.nodered.org/t/flowfuse-2-19-release-key-enhancements-to-ai-blueprints-and-monitoring/97941 "2025-07-03T15:47:41Z")
FlowFuse 2.19 is out, bringing significant improvements to how you build and manage your Node-RED applications and deployments. AI-Powered FlowFuse Assistant: Now you can generate documentation directly from your flows… --- ## [Parametric subflow](https://discourse.nodered.org/t/parametric-subflow/97936)
**Author:** [@mauzil](https://discourse.nodered.org/u/mauzil)\ **Replies:** 1\ **Last updated:** [3 July 2025 15:16 UTC](https://discourse.nodered.org/t/parametric-subflow/97936 "2025-07-03T15:16:58Z")
Hi all. I'm new to NodeRED. There is a way to define parameters for a subflow? I'working with modbus server to simulate a machine. I need to change a bit value in a word. This is the path for emergency. Emergency… --- ## [KNMI Weather dashboard (free api key)](https://discourse.nodered.org/t/knmi-weather-dashboard-free-api-key/87613)
**Author:** [@homeplayer](https://discourse.nodered.org/u/homeplayer)\ **Replies:** 8\ **Last updated:** [2 July 2025 22:12 UTC](https://discourse.nodered.org/t/knmi-weather-dashboard-free-api-key/87613 "2025-07-02T22:12:33Z")
Description: Check out this Node-RED flow for a dynamic weather dashboard! Utilizing APIs to fetch live weather data, this flow showcases current weather conditions along with forecasted data. With clean UI component… --- ## [Disable I/O \`x\` buttons in subflow instance Appearance tab if no labels to delete](https://discourse.nodered.org/t/disable-i-o-x-buttons-in-subflow-instance-appearance-tab-if-no-labels-to-delete/97926)
**Author:** [@gdvine](https://discourse.nodered.org/u/gdvine)\ **Replies:** 1\ **Last updated:** [2 July 2025 20:58 UTC](https://discourse.nodered.org/t/disable-i-o-x-buttons-in-subflow-instance-appearance-tab-if-no-labels-to-delete/97926 "2025-07-02T20:58:17Z")
It's misleading UX to have UI buttons which seem active, but do nothing when clicked. FR: Disable & grey out buttons until a label has been saved (via Done button) in a given I/O [Previous page](https://discourse.nodered.org/latest.md?page=63) [Next page](https://discourse.nodered.org/latest.md?page=65)