# Latest

**URL:** https://discourse.nodered.org/latest.md?page=172

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

**Page:** 173

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## [USB Passthrough (for Modbus) from Pi 5 to a Docker container](https://discourse.nodered.org/t/usb-passthrough-for-modbus-from-pi-5-to-a-docker-container/89541)

<div class="topic-metadata">

**Author:** [@DuncanCT](https://discourse.nodered.org/u/DuncanCT)\
**Replies:** 5\
**Last updated:** [19 July 2024 13:20 UTC](https://discourse.nodered.org/t/usb-passthrough-for-modbus-from-pi-5-to-a-docker-container/89541 "2024-07-19T13:20:14Z")

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I would like to pass though an USB FTDI RS485 to Node-RED on a RPi 5. This is my compose file: services: node-red\_dev: image: nodered/node-red:4.0.2 container\_name: node-red\_dev restart: unless-stopped …

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## [How to get the update prompt in the palette manager for privately published npm node](https://discourse.nodered.org/t/how-to-get-the-update-prompt-in-the-palette-manager-for-privately-published-npm-node/89515)

<div class="topic-metadata">

**Author:** [@IoTGreenbelt](https://discourse.nodered.org/u/IoTGreenbelt)\
**Replies:** 3\
**Last updated:** [19 July 2024 12:54 UTC](https://discourse.nodered.org/t/how-to-get-the-update-prompt-in-the-palette-manager-for-privately-published-npm-node/89515 "2024-07-19T12:54:58Z")

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I have a privately published node that is updated correctly with the new version on npm, however I'm unable to update it via the palette manager 'update' button. I've gone through the publish instructions but still not …

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## [Show productivity in chart](https://discourse.nodered.org/t/show-productivity-in-chart/89623)

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**Author:** [@mikahaller](https://discourse.nodered.org/u/mikahaller)\
**Replies:** 6\
**Last updated:** [19 July 2024 11:11 UTC](https://discourse.nodered.org/t/show-productivity-in-chart/89623 "2024-07-19T11:11:03Z")

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What's the best possibility to show productivity of an input (1/0 or True/False) in a chart in DB2. For DB1 there was a ui-state-trail which would be perfect. Any ideas/workarounds? Im quite new to node red and have no…

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## [Define steps of y axis](https://discourse.nodered.org/t/define-steps-of-y-axis/89562)

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**Author:** [@mikahaller](https://discourse.nodered.org/u/mikahaller)\
**Replies:** 7\
**Last updated:** [19 July 2024 08:47 UTC](https://discourse.nodered.org/t/define-steps-of-y-axis/89562 "2024-07-19T08:47:08Z")

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Hi all I use node red dashboard 2.0 and created a chart. The values given for y are only either 1 or 0, but in my dashboard it automatically creates steps between, e.g. 0,5; 1; 1,5; 2. Is there a possibility to define w…

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## [Nodered dashboard d'ont launch!](https://discourse.nodered.org/t/nodered-dashboard-dont-launch/89512)

<div class="topic-metadata">

**Author:** [@patrickL](https://discourse.nodered.org/u/patrickL)\
**Replies:** 5\
**Last updated:** [18 July 2024 08:58 UTC](https://discourse.nodered.org/t/nodered-dashboard-dont-launch/89512 "2024-07-18T08:58:45Z")

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good day for you my problem I had an old installation that I no longer use... so I deleted all the tabs. But I had to delete something that was wrong and the dashboard displays an infinite connection wait.... node…

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## [Dashboard 2 radio group](https://discourse.nodered.org/t/dashboard-2-radio-group/89495)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 20\
**Last updated:** [19 July 2024 02:30 UTC](https://discourse.nodered.org/t/dashboard-2-radio-group/89495 "2024-07-19T02:30:19Z")

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trying to roll my own radio group in DB2 and cannot seem to quite get the job done. Between Dr. Google and ChatGPT I think I'm close but I get no output from my node. any help appreciated. \<template\> \<v-app\> \<v-co…

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## [Call service node and domain](https://discourse.nodered.org/t/call-service-node-and-domain/89613)

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**Author:** [@Charlietuna](https://discourse.nodered.org/u/Charlietuna)\
**Replies:** 1\
**Last updated:** [18 July 2024 23:22 UTC](https://discourse.nodered.org/t/call-service-node-and-domain/89613 "2024-07-18T23:22:40Z")

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I'm a newbie. I think I'm missing a basic concept. When I use a call service node to turn on or off a light. It doesn't work if I use light as the domain. It only works if I use homeassistant as the domain. What am I do…

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## [Buffer parser of Modbus data](https://discourse.nodered.org/t/buffer-parser-of-modbus-data/89609)

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**Author:** [@jttjtt](https://discourse.nodered.org/u/jttjtt)\
**Replies:** 3\
**Last updated:** [18 July 2024 23:20 UTC](https://discourse.nodered.org/t/buffer-parser-of-modbus-data/89609 "2024-07-18T23:20:39Z")

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I am reading data from Solar inverter using MODBUS-Getter node. Then I am parsing the output with bufer-parser node. For example for the first values defined in modbus like: I have set the parser like this: This …

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## [Cherche quelqu'un pour installer nodered dashboard 2.0 sur home assistant 2024.7](https://discourse.nodered.org/t/cherche-quelquun-pour-installer-nodered-dashboard-2-0-sur-home-assistant-2024-7/89610)

<div class="topic-metadata">

**Author:** [@patrickL](https://discourse.nodered.org/u/patrickL)\
**Replies:** 4\
**Last updated:** [18 July 2024 22:20 UTC](https://discourse.nodered.org/t/cherche-quelquun-pour-installer-nodered-dashboard-2-0-sur-home-assistant-2024-7/89610 "2024-07-18T22:20:50Z")

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suite à tentatives d'installer node-red-dashboard puis la version 2.0 = @flowfuse/node-red-dashboard et mettre en place des sécurités... mot de passe pour accéder à la saisie du "programme". et…

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## [Create a pop-up using the new table](https://discourse.nodered.org/t/create-a-pop-up-using-the-new-table/89583)

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**Author:** [@viniciusmnr](https://discourse.nodered.org/u/viniciusmnr)\
**Replies:** 2\
**Last updated:** [18 July 2024 17:46 UTC](https://discourse.nodered.org/t/create-a-pop-up-using-the-new-table/89583 "2024-07-18T17:46:21Z")

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Hello everyone, I would like to know if it is possible to create a pop-up by clicking on a row in the Dashboard 2.0 table (using the template node).

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## [Integration Okta SSO in Node-RED](https://discourse.nodered.org/t/integration-okta-sso-in-node-red/89422)

<div class="topic-metadata">

**Author:** [@Sandrei](https://discourse.nodered.org/u/Sandrei)\
**Replies:** 3\
**Last updated:** [18 July 2024 13:57 UTC](https://discourse.nodered.org/t/integration-okta-sso-in-node-red/89422 "2024-07-18T13:57:06Z")

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Proficiency in Node.js and Node-RED, with a strong understanding of SSO and SAML 2.0 Experience with Okta or other similar identity providers In-depth knowledge of secure coding practices and encryption methods Document…

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## [Using a digital input to ramp up](https://discourse.nodered.org/t/using-a-digital-input-to-ramp-up/89585)

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**Author:** [@Tontonsams](https://discourse.nodered.org/u/Tontonsams)\
**Replies:** 4\
**Last updated:** [18 July 2024 13:43 UTC](https://discourse.nodered.org/t/using-a-digital-input-to-ramp-up/89585 "2024-07-18T13:43:21Z")

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Hey I have a question about a ramp up i'm trying to create. case : I have a speedcontroller -10 to +10V regulated. i want to use a potmeter to set the nominal speed. (value X) but before reaching that value, I would lik…

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## [Building Custom Charts in Dashboard 2.0](https://discourse.nodered.org/t/building-custom-charts-in-dashboard-2-0/89406)

<div class="topic-metadata">

**Author:** [@joepavitt](https://discourse.nodered.org/u/joepavitt)\
**Replies:** 4\
**Last updated:** [18 July 2024 12:46 UTC](https://discourse.nodered.org/t/building-custom-charts-in-dashboard-2-0/89406 "2024-07-18T12:46:40Z")

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Hi All, we had a FlowFuse customer recently ask about options for building custom charting inside a UI Template node for FlowFuse Dashboard (Node-RED Dashboard 2.0). Today, I have added three examples (with increasing c…

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## [LED as checkbox with text](https://discourse.nodered.org/t/led-as-checkbox-with-text/89212)

<div class="topic-metadata">

**Author:** [@robertobuti](https://discourse.nodered.org/u/robertobuti)\
**Replies:** 3\
**Last updated:** [18 July 2024 12:29 UTC](https://discourse.nodered.org/t/led-as-checkbox-with-text/89212 "2024-07-18T12:29:28Z")

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Hello, i have done this in order to select the day of the week with simple LED used as checkbox with text inside. Enjoy https://github.com/robertobuti/node-red-LED-checkbox

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## [Can’t login and display blank web Node-RED](https://discourse.nodered.org/t/can-t-login-and-display-blank-web-node-red/89540)

<div class="topic-metadata">

**Author:** [@vanhaiit90](https://discourse.nodered.org/u/vanhaiit90)\
**Replies:** 9\
**Last updated:** [18 July 2024 09:59 UTC](https://discourse.nodered.org/t/can-t-login-and-display-blank-web-node-red/89540 "2024-07-18T09:59:08Z")

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Hello all, I can’t login to Node-RED and it is display blank web Node-Red after login even though the user and password are correct. Please everyone can help me and resolved issue. thank you so much

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## [toISOString getting warnings but code works](https://discourse.nodered.org/t/toisostring-getting-warnings-but-code-works/89593)

<div class="topic-metadata">

**Author:** [@Hellis81](https://discourse.nodered.org/u/Hellis81)\
**Replies:** 4\
**Last updated:** [18 July 2024 09:04 UTC](https://discourse.nodered.org/t/toisostring-getting-warnings-but-code-works/89593 "2024-07-18T09:04:42Z")

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Every time I deploy since a few months I get a warning that a function node is not correctly configured. When I open the node toISOString is marked with red. The function works just as expected but it's getting to alwa…

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## [Serve node-editor on multiple urls? Flowfuse Oauth](https://discourse.nodered.org/t/serve-node-editor-on-multiple-urls-flowfuse-oauth/89591)

<div class="topic-metadata">

**Author:** [@samjac0](https://discourse.nodered.org/u/samjac0)\
**Replies:** 0\
**Last updated:** [18 July 2024 07:40 UTC](https://discourse.nodered.org/t/serve-node-editor-on-multiple-urls-flowfuse-oauth/89591 "2024-07-18T07:40:57Z")

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Hi folks. New to node red. MAIN Question - Can you serve the node editor to multiple urls, and would it be through something like express using express static or RED.httpAdmin in the settings.js? Please answer this fir…

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## [Manage Palette: Is it possible to create a custom node set and don't let the user to disable them](https://discourse.nodered.org/t/manage-palette-is-it-possible-to-create-a-custom-node-set-and-dont-let-the-user-to-disable-them/89586)

<div class="topic-metadata">

**Author:** [@ebimohi](https://discourse.nodered.org/u/ebimohi)\
**Replies:** 4\
**Last updated:** [18 July 2024 06:59 UTC](https://discourse.nodered.org/t/manage-palette-is-it-possible-to-create-a-custom-node-set-and-dont-let-the-user-to-disable-them/89586 "2024-07-18T06:59:11Z")

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Hi! Manage Palette: Is it possible to create a custom node set and don't let the user to disable them?

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## [Node-red-contrib-remote does not work in a server cloud](https://discourse.nodered.org/t/node-red-contrib-remote-does-not-work-in-a-server-cloud/89571)

<div class="topic-metadata">

**Author:** [@bobfield](https://discourse.nodered.org/u/bobfield)\
**Replies:** 6\
**Last updated:** [17 July 2024 23:44 UTC](https://discourse.nodered.org/t/node-red-contrib-remote-does-not-work-in-a-server-cloud/89571 "2024-07-17T23:44:31Z")

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Hi Dears, I'm using node-red-contrib-remote to send a pushnotification to smartphones when there is an event on my dashboard. When I run node-red and dashboard on my personal machine, it works perfectly. But when I run …

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## [Help with what MQTT explorer is saying and what I see](https://discourse.nodered.org/t/help-with-what-mqtt-explorer-is-saying-and-what-i-see/89554)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 6\
**Last updated:** [17 July 2024 20:35 UTC](https://discourse.nodered.org/t/help-with-what-mqtt-explorer-is-saying-and-what-i-see/89554 "2024-07-17T20:35:02Z")

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Sorry, I know... Off topic. I'm asking here as I Know you lot and (I hope) you know me. This will/should make for better/easier comms. I'm confused with what I am seeing in MQTT\_Explorer and what a CLI is showing me…

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## [Convert Array to a number](https://discourse.nodered.org/t/convert-array-to-a-number/89579)

<div class="topic-metadata">

**Author:** [@xfear1](https://discourse.nodered.org/u/xfear1)\
**Replies:** 4\
**Last updated:** [17 July 2024 20:16 UTC](https://discourse.nodered.org/t/convert-array-to-a-number/89579 "2024-07-17T20:16:09Z")

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Hi! I'm having a problem to convert a value my PLC is sending with modbus, is says its in array, but I need to use this value to write on a chart, I don't know if I need to convert to number to be able to write in the c…

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## [Applestrudel - Alexa - newbie question - switch device?](https://discourse.nodered.org/t/applestrudel-alexa-newbie-question-switch-device/89576)

<div class="topic-metadata">

**Author:** [@renerene](https://discourse.nodered.org/u/renerene)\
**Replies:** 3\
**Last updated:** [17 July 2024 18:39 UTC](https://discourse.nodered.org/t/applestrudel-alexa-newbie-question-switch-device/89576 "2024-07-17T18:39:46Z")

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newbie question here. Got my alexa node red applestrudel setup done. Can make her speak, add items to shopping list.... looks good. Question: How can you make alexa react to predefined phrases, i.e. "Alexa, turn light …

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## [Node-Red Crashing Upon a power fault](https://discourse.nodered.org/t/node-red-crashing-upon-a-power-fault/89520)

<div class="topic-metadata">

**Author:** [@jundo](https://discourse.nodered.org/u/jundo)\
**Replies:** 12\
**Last updated:** [17 July 2024 17:33 UTC](https://discourse.nodered.org/t/node-red-crashing-upon-a-power-fault/89520 "2024-07-17T17:33:38Z")

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This night I had a power fault. After that my node-red does'nt open correctly and crash. I have no idea about what to do. I saw a similar old thread and I tried to start in --safe mode node-red. Unfortunately I was no…

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## [Global variable with multiple nested objects](https://discourse.nodered.org/t/global-variable-with-multiple-nested-objects/89279)

<div class="topic-metadata">

**Author:** [@pbhanu368](https://discourse.nodered.org/u/pbhanu368)\
**Replies:** 14\
**Last updated:** [17 July 2024 16:45 UTC](https://discourse.nodered.org/t/global-variable-with-multiple-nested-objects/89279 "2024-07-17T16:45:31Z")

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I've a query, while writing and reading the data to the global variable having multiple nested objects from different flows and nodes ...will it leads to any performance issue in node red ? my global variable will be li…

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## [Why searching only node\_modules?](https://discourse.nodered.org/t/why-searching-only-node-modules/89569)

<div class="topic-metadata">

**Author:** [@deostroll](https://discourse.nodered.org/u/deostroll)\
**Replies:** 0\
**Last updated:** [17 July 2024 11:12 UTC](https://discourse.nodered.org/t/why-searching-only-node-modules/89569 "2024-07-17T11:12:12Z")

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Seeking comments from the team on node-red intended use/design. Version used: 4.0.2 Node-runtime - 20.14.0 & 18.x os: windows, linux Steps: Setup a new nodejs project and install node-red as dependency Author a cus…

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## [Weird messages in journal](https://discourse.nodered.org/t/weird-messages-in-journal/89572)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 2\
**Last updated:** [17 July 2024 13:09 UTC](https://discourse.nodered.org/t/weird-messages-in-journal/89572 "2024-07-17T13:09:54Z")

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They are few days that I am noticing these messages in journalctl -u nodered.service: 'notification update ended successfully...' 'notification update ended successfully...' 'notification update apply but we are alread…

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## [Flow to update Cloudflare DNS records with current IP address](https://discourse.nodered.org/t/flow-to-update-cloudflare-dns-records-with-current-ip-address/69636)

<div class="topic-metadata">

**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 10\
**Last updated:** [17 July 2024 09:27 UTC](https://discourse.nodered.org/t/flow-to-update-cloudflare-dns-records-with-current-ip-address/69636 "2024-07-17T09:27:18Z")

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In case anyone finds it useful, I have added a flow to the node-red flows site that interrogates Cloudflare DNS records and automatically updates them where necessary. I have used a request to http://ipinfo.io/ip to de…

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## [Migrating to Dashboard 2.0 - Popup Windows with fields](https://discourse.nodered.org/t/migrating-to-dashboard-2-0-popup-windows-with-fields/89553)

<div class="topic-metadata">

**Author:** [@ylechasseur](https://discourse.nodered.org/u/ylechasseur)\
**Replies:** 2\
**Last updated:** [17 July 2024 09:17 UTC](https://discourse.nodered.org/t/migrating-to-dashboard-2-0-popup-windows-with-fields/89553 "2024-07-17T09:17:21Z")

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Hi, On my dashboard 1.0, I am using ui\_template to display a popup windows by clicking on a ui\_button. The UI\_button send to the template several data to be displayed or corrected by the end user. I tried the same code…

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## [Node-RED Docker Container BACnet Integration Issues: TypeError and Dashboard Glitches](https://discourse.nodered.org/t/node-red-docker-container-bacnet-integration-issues-typeerror-and-dashboard-glitches/89377)

<div class="topic-metadata">

**Author:** [@evenrohancodes](https://discourse.nodered.org/u/evenrohancodes)\
**Replies:** 1\
**Last updated:** [17 July 2024 08:15 UTC](https://discourse.nodered.org/t/node-red-docker-container-bacnet-integration-issues-typeerror-and-dashboard-glitches/89377 "2024-07-17T08:15:18Z")

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I've been encountering persistent errors with my Node-RED Docker container, specifically when trying to use BACnet protocol communication. Here are the commands I used to create the Docker container: docker run -d -…

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## [Template with dashboard2 Refresh](https://discourse.nodered.org/t/template-with-dashboard2-refresh/89534)

<div class="topic-metadata">

**Author:** [@2shlee](https://discourse.nodered.org/u/2shlee)\
**Replies:** 2\
**Last updated:** [17 July 2024 08:00 UTC](https://discourse.nodered.org/t/template-with-dashboard2-refresh/89534 "2024-07-17T08:00:40Z")

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Template node with vue.js. Data was sent from the previous node, but it does not appear on the dashboard. If you do not go back to another group page, the template does not appear. How do I solve this problem? This is T…

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