# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=51

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

**Page:** 52

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## [Using node-red-contrib-dashboard-bar-chart-data with Dashboard 2](https://discourse.nodered.org/t/using-node-red-contrib-dashboard-bar-chart-data-with-dashboard-2/95576)

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**Author:** [@6e096ffed3b3bc177597](https://discourse.nodered.org/u/6e096ffed3b3bc177597)\
**Replies:** 2\
**Last updated:** [22 February 2025 17:20 UTC](https://discourse.nodered.org/t/using-node-red-contrib-dashboard-bar-chart-data-with-dashboard-2/95576 "2025-02-22T17:20:08Z")

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Hello. I want use in dashboard 2.0 a node like node-red-contrib-dashboard-bar-chart this node only ia working in the firt version of dashboard. It ia very useful this node. I want to uses this in dashboard 2.0

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## [Bar chart for dashboard 2.0](https://discourse.nodered.org/t/bar-chart-for-dashboard-2-0/95402)

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**Author:** [@tsharma](https://discourse.nodered.org/u/tsharma)\
**Replies:** 2\
**Last updated:** [14 February 2025 15:55 UTC](https://discourse.nodered.org/t/bar-chart-for-dashboard-2-0/95402 "2025-02-14T15:55:21Z")

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How to make 7 days bar-chart in node-red dashboard 2.0.

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## [Sluggish Text in NR w/ FireFox](https://discourse.nodered.org/t/sluggish-text-in-nr-w-firefox/95566)

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**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\
**Replies:** 2\
**Last updated:** [22 February 2025 16:04 UTC](https://discourse.nodered.org/t/sluggish-text-in-nr-w-firefox/95566 "2025-02-22T16:04:32Z")

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Dear all! When I type text, at certain places in Node-RED, e.g. documenting a node or editing a JSONata, the typed characters appear slowly, like one per second in the browser. I am not aware of any special settings in…

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## [Energy daily consumption](https://discourse.nodered.org/t/energy-daily-consumption/95564)

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**Author:** [@Asif128935](https://discourse.nodered.org/u/Asif128935)\
**Replies:** 2\
**Last updated:** [22 February 2025 13:21 UTC](https://discourse.nodered.org/t/energy-daily-consumption/95564 "2025-02-22T13:21:48Z")

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Hello, our energy meter is connected to our scada via opc kepserver. The KWh from meter is cumulative. Not instantaneous. We need instantaneous value to calculate daily consumption. We apply some code to get daily. The r…

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## [Is Node Red No Longer supporting Raspberry Pi](https://discourse.nodered.org/t/is-node-red-no-longer-supporting-raspberry-pi/95546)

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**Author:** [@DeckerJS](https://discourse.nodered.org/u/DeckerJS)\
**Replies:** 12\
**Last updated:** [21 February 2025 19:25 UTC](https://discourse.nodered.org/t/is-node-red-no-longer-supporting-raspberry-pi/95546 "2025-02-21T19:25:32Z")

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My last update of Node Red is 18.1.1, I can't update to 19.0.2 as it says its only for aarch64 or amd64 architectures. So is Node Red no longer supporting Raspberry Pi?

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## [Can i get the complete list of nodes with input and output properties in excel?](https://discourse.nodered.org/t/can-i-get-the-complete-list-of-nodes-with-input-and-output-properties-in-excel/95530)

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**Author:** [@itxDataScientist](https://discourse.nodered.org/u/itxDataScientist)\
**Replies:** 10\
**Last updated:** [21 February 2025 17:01 UTC](https://discourse.nodered.org/t/can-i-get-the-complete-list-of-nodes-with-input-and-output-properties-in-excel/95530 "2025-02-21T17:01:07Z")

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can i get the complete list of nodes with input and output properties in excel?

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## [Pdfmake - how to add times new roman font](https://discourse.nodered.org/t/pdfmake-how-to-add-times-new-roman-font/95535)

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**Author:** [@lucianv](https://discourse.nodered.org/u/lucianv)\
**Replies:** 5\
**Last updated:** [21 February 2025 14:09 UTC](https://discourse.nodered.org/t/pdfmake-how-to-add-times-new-roman-font/95535 "2025-02-21T14:09:21Z")

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Hi, I am using pdfmake for generate pdf's from nodered. All is good, just I was not able to find any example/tutorial for change the default font. I would like to use TimesNewRoman (or whatever other font). Can anyone …

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## [Node Red access password](https://discourse.nodered.org/t/node-red-access-password/95559)

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**Author:** [@abka](https://discourse.nodered.org/u/abka)\
**Replies:** 0\
**Last updated:** [21 February 2025 15:35 UTC](https://discourse.nodered.org/t/node-red-access-password/95559 "2025-02-21T15:35:25Z")

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Dear I can not be have access of my Node-Red account trhouh my VRM victron Once I have created the nodered, username and password has displayed. regards.

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## [Modbus Server/Slave IO mapping](https://discourse.nodered.org/t/modbus-server-slave-io-mapping/95541)

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**Author:** [@jper25](https://discourse.nodered.org/u/jper25)\
**Replies:** 8\
**Last updated:** [21 February 2025 14:30 UTC](https://discourse.nodered.org/t/modbus-server-slave-io-mapping/95541 "2025-02-21T14:30:43Z")

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Hello, How would I turn my application into a slave? I can do everything but update discrete inputs on my server so an external Client/Master can read them. I know there is an IO config node for the reading/getter nod…

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## [How to Use ShadCN Components in Node-RED Template Node?](https://discourse.nodered.org/t/how-to-use-shadcn-components-in-node-red-template-node/95534)

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**Author:** [@Nandhini-Subramaniya](https://discourse.nodered.org/u/Nandhini-Subramaniya)\
**Replies:** 3\
**Last updated:** [21 February 2025 12:39 UTC](https://discourse.nodered.org/t/how-to-use-shadcn-components-in-node-red-template-node/95534 "2025-02-21T12:39:02Z")

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I want to use ShadCN components inside a Node-RED template node. Since ShadCN is built for React, I am unsure how to integrate it within the Vue-based Node-RED UI or the standard template node. Is there a way to import …

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## [Ubuntu application monitoring](https://discourse.nodered.org/t/ubuntu-application-monitoring/95545)

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**Author:** [@dweb32](https://discourse.nodered.org/u/dweb32)\
**Replies:** 1\
**Last updated:** [21 February 2025 01:10 UTC](https://discourse.nodered.org/t/ubuntu-application-monitoring/95545 "2025-02-21T01:10:35Z")

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I am trying to create a couple of flows in Node Red 3.1.0 running on Ubuntu that will send a HTTP JSON or MQTT message when an application, such as Chrome or other application for example, opens or closes on that local …

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## [Thing not found when uploading a flow](https://discourse.nodered.org/t/thing-not-found-when-uploading-a-flow/95539)

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**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 2\
**Last updated:** [21 February 2025 00:28 UTC](https://discourse.nodered.org/t/thing-not-found-when-uploading-a-flow/95539 "2025-02-21T00:28:09Z")

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Hi all, I cannot upload a flow at the moment, all is OK until I click create flow -

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## [Bit calculation for CAN Bus Control in Node-Red](https://discourse.nodered.org/t/bit-calculation-for-can-bus-control-in-node-red/95463)

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**Author:** [@StefanF1](https://discourse.nodered.org/u/StefanF1)\
**Replies:** 2\
**Last updated:** [20 February 2025 14:10 UTC](https://discourse.nodered.org/t/bit-calculation-for-can-bus-control-in-node-red/95463 "2025-02-20T14:10:12Z")

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Issues with Bit Manipulation for CAN Bus Control in Node-Red Hi everyone, I'm struggling with bit manipulation for CAN bus commands in Node-Red and hope someone has a smart solution. I am using red-contrib-socketcan on …

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## [Minutes or hours till sunset](https://discourse.nodered.org/t/minutes-or-hours-till-sunset/95513)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 14\
**Last updated:** [20 February 2025 06:55 UTC](https://discourse.nodered.org/t/minutes-or-hours-till-sunset/95513 "2025-02-20T06:55:27Z")

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Hi, I´m searching for a function / jsonata which gives me every minute the acutal time to sunset (as country germany would be sufficient in terms of accuracy) I´m using cronplus, where I get solar events (exactly to my …

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## [Passing token to Worldmap node](https://discourse.nodered.org/t/passing-token-to-worldmap-node/95096)

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**Author:** [@DaveO](https://discourse.nodered.org/u/DaveO)\
**Replies:** 14\
**Last updated:** [19 February 2025 22:13 UTC](https://discourse.nodered.org/t/passing-token-to-worldmap-node/95096 "2025-02-19T22:13:53Z")

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Below are the contents of a function node in a FlowFuse dashboard. A token has been provided to limit access to requests coming from the flowfuse instance editor URL. The URL in the function is referring to a WMTS. It i…

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## [NodeRed with Docker desktop on a Mac - not finding settings.js](https://discourse.nodered.org/t/nodered-with-docker-desktop-on-a-mac-not-finding-settings-js/95489)

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**Author:** [@bausi2k](https://discourse.nodered.org/u/bausi2k)\
**Replies:** 4\
**Last updated:** [19 February 2025 19:22 UTC](https://discourse.nodered.org/t/nodered-with-docker-desktop-on-a-mac-not-finding-settings-js/95489 "2025-02-19T19:22:31Z")

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So I don't know how to fix that. I want my project to run in a container for my local dev doings. I got my already working project as the base folder. including the settings.js and the flows.json. so far so good. Now i…

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## [When is it advisable to use https with tailscale?](https://discourse.nodered.org/t/when-is-it-advisable-to-use-https-with-tailscale/95251)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 38\
**Last updated:** [19 February 2025 16:33 UTC](https://discourse.nodered.org/t/when-is-it-advisable-to-use-https-with-tailscale/95251 "2025-02-19T16:33:29Z")

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I have been trying out Tailscale using @BartButenaers' most excellent tailscale tutorial and, with that tutorial, tailscale is remarkably simple to use. In the tutorial the use of https is advised. It is not clear to …

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## [UiBuilder - Create REST API](https://discourse.nodered.org/t/uibuilder-create-rest-api/95508)

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**Author:** [@cdacruz](https://discourse.nodered.org/u/cdacruz)\
**Replies:** 4\
**Last updated:** [19 February 2025 13:45 UTC](https://discourse.nodered.org/t/uibuilder-create-rest-api/95508 "2025-02-19T13:45:22Z")

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Hi uibuilder users, I want to implement a standard REST API with the usual verbs (GET, POST, PUT, DELETE) to manage a list of todos, for example. : GET /todos GET /todos/:id POST /todos PUT /todos/:id DELETE /todos…

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## [Node red won't ask for editor password](https://discourse.nodered.org/t/node-red-wont-ask-for-editor-password/95505)

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**Author:** [@Csarugo](https://discourse.nodered.org/u/Csarugo)\
**Replies:** 10\
**Last updated:** [19 February 2025 13:22 UTC](https://discourse.nodered.org/t/node-red-wont-ask-for-editor-password/95505 "2025-02-19T13:22:06Z")

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Hi Team, I'm running node-red on linux (Ubuntu) and I haven't been able to figure out how to secure the editor. I've made the changes to the settings.js file according to this article Securing Node-RED : Node-RED , but …

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## [Modbus flex getter + buffer parser = true](https://discourse.nodered.org/t/modbus-flex-getter-buffer-parser-true/95435)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 2\
**Last updated:** [19 February 2025 13:21 UTC](https://discourse.nodered.org/t/modbus-flex-getter-buffer-parser-true/95435 "2025-02-19T13:21:35Z")

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Managed to make a subflow that combines modbus read requests with the brilliant buffer parser! Which means every read request can now be simplified to this format: msg.payload = { fc: 4, value: 0, // optional, d…

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## [How to publish each element of an array](https://discourse.nodered.org/t/how-to-publish-each-element-of-an-array/95498)

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**Author:** [@fraser](https://discourse.nodered.org/u/fraser)\
**Replies:** 2\
**Last updated:** [19 February 2025 12:18 UTC](https://discourse.nodered.org/t/how-to-publish-each-element-of-an-array/95498 "2025-02-19T12:18:33Z")

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I've got a heating system that I'd like to publish all the information from on MQTT. The output from the system is an array of objects for each device currently included into the system. What I'd like to do is iterate t…

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## [Issue with HTTP request auth](https://discourse.nodered.org/t/issue-with-http-request-auth/95497)

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**Author:** [@BobS](https://discourse.nodered.org/u/BobS)\
**Replies:** 0\
**Last updated:** [18 February 2025 21:40 UTC](https://discourse.nodered.org/t/issue-with-http-request-auth/95497 "2025-02-18T21:40:09Z")

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Good afternoon, I'm trying to do a http request/api call to be able to automate turning on and off flows. Following this Enable or disable a flow (tab) per flow name (flow) - Node-RED it works fine if I import the code…

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## [Table top rpg calculations for voip games](https://discourse.nodered.org/t/table-top-rpg-calculations-for-voip-games/18036)

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**Author:** [@Mike\_Theevil](https://discourse.nodered.org/u/Mike_Theevil)\
**Replies:** 5\
**Last updated:** [17 November 2019 16:34 UTC](https://discourse.nodered.org/t/table-top-rpg-calculations-for-voip-games/18036 "2019-11-17T16:34:12Z")

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Hey guys and gals, just installed node-red and I have a very specific target in mind. I have a table top system based on risus that me and my friends really got into playing. But university jobs and family has broken the…

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## [\[puppeteer-page-waitFor\] RangeError: Maximum call stack size exceeded](https://discourse.nodered.org/t/puppeteer-page-waitfor-rangeerror-maximum-call-stack-size-exceeded/95507)

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**Author:** [@aymenait](https://discourse.nodered.org/u/aymenait)\
**Replies:** 0\
**Last updated:** [19 February 2025 09:14 UTC](https://discourse.nodered.org/t/puppeteer-page-waitfor-rangeerror-maximum-call-stack-size-exceeded/95507 "2025-02-19T09:14:38Z")

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i have the following flow in node-red: the problem is the "puppeter wait for" node when it output just once, there is no problem but when i add a second one to trigger the "cordon" node then that throws this exceptio…

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## [Joining messages based on matching topic / value](https://discourse.nodered.org/t/joining-messages-based-on-matching-topic-value/95390)

<div class="topic-metadata">

**Author:** [@Csarugo](https://discourse.nodered.org/u/Csarugo)\
**Replies:** 13\
**Last updated:** [18 February 2025 20:08 UTC](https://discourse.nodered.org/t/joining-messages-based-on-matching-topic-value/95390 "2025-02-18T20:08:20Z")

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Hi Team, New user, both to node red and the forums, so please bear with me. I have multiple devices with multiple sensors in the field and I need to join two messages. Sounds simple enough but my sensors report at diff…

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## [Recursive disconnection from the node-red server](https://discourse.nodered.org/t/recursive-disconnection-from-the-node-red-server/95257)

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**Author:** [@pin32](https://discourse.nodered.org/u/pin32)\
**Replies:** 26\
**Last updated:** [18 February 2025 18:22 UTC](https://discourse.nodered.org/t/recursive-disconnection-from-the-node-red-server/95257 "2025-02-18T18:22:44Z")

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Hello, guys. I’m getting disconnections from the server quite often, I think with restart of the server. I’m working with a RPI4. Is this a known problem?

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## [Error message on restarting Node Red](https://discourse.nodered.org/t/error-message-on-restarting-node-red/95484)

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**Author:** [@Johnnybegoode](https://discourse.nodered.org/u/Johnnybegoode)\
**Replies:** 8\
**Last updated:** [18 February 2025 15:44 UTC](https://discourse.nodered.org/t/error-message-on-restarting-node-red/95484 "2025-02-18T15:44:12Z")

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Recently I´ve had problems with restarting Node Red, after a version update or a node update, taking up to 12 hours to start running. I tracked down in the logs a device that was causing to reinitiate and eliminated that…

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## [Catching Modbus package from Siemens PLC](https://discourse.nodered.org/t/catching-modbus-package-from-siemens-plc/95455)

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**Author:** [@Dan.L](https://discourse.nodered.org/u/Dan.L)\
**Replies:** 2\
**Last updated:** [18 February 2025 09:42 UTC](https://discourse.nodered.org/t/catching-modbus-package-from-siemens-plc/95455 "2025-02-18T09:42:21Z")

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Hi all, I’m new to Node-Red, but have relatively simple task to accomplish. We have Siemens LOGO PLC (6ED1052-1MD08-0BA2) that we program using Logo!Soft. The one has Network Output block that should send Modbus packag…

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## [Combine from switch nodes](https://discourse.nodered.org/t/combine-from-switch-nodes/95478)

<div class="topic-metadata">

**Author:** [@fourskin99](https://discourse.nodered.org/u/fourskin99)\
**Replies:** 4\
**Last updated:** [18 February 2025 07:51 UTC](https://discourse.nodered.org/t/combine-from-switch-nodes/95478 "2025-02-18T07:51:41Z")

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I want to select a number 10000 which in the middle of 00811000013600012. I already use split which I have split a single number and know I have a problem to combine the number to get my payload 10000. Please help me. f…

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## [Support for Smart Window blind controller](https://discourse.nodered.org/t/support-for-smart-window-blind-controller/95447)

<div class="topic-metadata">

**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 6\
**Last updated:** [18 February 2025 07:02 UTC](https://discourse.nodered.org/t/support-for-smart-window-blind-controller/95447 "2025-02-18T07:02:01Z")

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My wife had a window blind controller installed. Based on the pic of the controller, it appears to be a Smart Window device: Controller website It is WiFi connected but wondering if anyone has interfaced to this hub? …

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