# Latest

**URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=367

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

**Page:** 368

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## [Node Red Version Compatibility](https://discourse.nodered.org/t/node-red-version-compatibility/77096)

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**Author:** [@ebarrieau](https://discourse.nodered.org/u/ebarrieau)\
**Replies:** 4\
**Last updated:** [2 April 2023 13:01 UTC](https://discourse.nodered.org/t/node-red-version-compatibility/77096 "2023-04-02T13:01:33Z")

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I am in the final stages of wrapping up the first release of a custom node. I have been using it in development for a few months and think it is stable and useful enough to release for others to use. I am always using th…

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## [Chart node - set blank label via msg](https://discourse.nodered.org/t/chart-node-set-blank-label-via-msg/77149)

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**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 2\
**Last updated:** [2 April 2023 12:17 UTC](https://discourse.nodered.org/t/chart-node-set-blank-label-via-msg/77149 "2023-04-02T12:17:42Z")

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I have the chart node working great so long as data flows to it. Problem is when the website I'm pulling the data fails, the chart does not reflect this and just keeps the last data displayed. Does anyone know how you…

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## [Function Node exported json](https://discourse.nodered.org/t/function-node-exported-json/77124)

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**Author:** [@darakeon](https://discourse.nodered.org/u/darakeon)\
**Replies:** 4\
**Last updated:** [1 April 2023 18:56 UTC](https://discourse.nodered.org/t/function-node-exported-json/77124 "2023-04-01T18:56:50Z")

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Hi all! I'm new here and new to Node-RED. I don't know if this is the common way to do this, but in my team we export all the flows to a flows.json file and use this to deploy the apps. While exporting it, I noticed th…

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## [Node-red-html-to-pdf Error](https://discourse.nodered.org/t/node-red-html-to-pdf-error/77143)

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**Author:** [@WilsonOviedo](https://discourse.nodered.org/u/WilsonOviedo)\
**Replies:** 2\
**Last updated:** [1 April 2023 17:33 UTC](https://discourse.nodered.org/t/node-red-html-to-pdf-error/77143 "2023-04-01T17:33:42Z")

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Hi, i'm use html to pdf node, when i send html to node, return this error: TypeError: Cannot read properties of undefined (reading 'split') This is my code: \[ { "id": "3f78bec97e2f1517", "type": …

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## [Node-RED extend Delay count](https://discourse.nodered.org/t/node-red-extend-delay-count/77138)

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**Author:** [@tmollow](https://discourse.nodered.org/u/tmollow)\
**Replies:** 1\
**Last updated:** [1 April 2023 17:11 UTC](https://discourse.nodered.org/t/node-red-extend-delay-count/77138 "2023-04-01T17:11:33Z")

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I am looking for a Node-Red-Timer, which I can extend by e.g. 5 minutes with each button click. I would also like to display the remaining time. Is there any example)

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## [Question on beta and reverting to stable](https://discourse.nodered.org/t/question-on-beta-and-reverting-to-stable/77098)

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**Author:** [@Aaroneisele55](https://discourse.nodered.org/u/Aaroneisele55)\
**Replies:** 2\
**Last updated:** [1 April 2023 16:54 UTC](https://discourse.nodered.org/t/question-on-beta-and-reverting-to-stable/77098 "2023-04-01T16:54:39Z")

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Hello, I've been thinking about using the beta version of NodeRed, but I still have some questions about it: If I have the beta and something doesn't work, how easy is it to switch back? Does the beta have some other …

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## [Open UIBuilder page from NR nodes elements](https://discourse.nodered.org/t/open-uibuilder-page-from-nr-nodes-elements/77140)

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**Author:** [@gNeandr](https://discourse.nodered.org/u/gNeandr)\
**Replies:** 1\
**Last updated:** [1 April 2023 15:40 UTC](https://discourse.nodered.org/t/open-uibuilder-page-from-nr-nodes-elements/77140 "2023-04-01T15:40:54Z")

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UIBuilder works fine with my "dev" port setup and starting with node-red -p 2000 -u /home/pi/.red2000 This gives a setup like this: $ ls -lta (part of listing) drwxr-xr-x 5 pi pi 4096 1. Apr 15:53 .red2000 drw…

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## [Control Mitsubishi Heavy Industries air condition units (WF-RAC)?](https://discourse.nodered.org/t/control-mitsubishi-heavy-industries-air-condition-units-wf-rac/76766)

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**Author:** [@Programie](https://discourse.nodered.org/u/Programie)\
**Replies:** 1\
**Last updated:** [1 April 2023 12:59 UTC](https://discourse.nodered.org/t/control-mitsubishi-heavy-industries-air-condition-units-wf-rac/76766 "2023-04-01T12:59:44Z")

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Today, I've got a new air conditioning unit from Mitsubishi Heavy Industries. Each indoor unit contains a WiFi module which responds to JSON requests sent as HTTP POST to port 51443 and is usually accessed using the "Sma…

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## [Issue with multiple modbus getter nodes](https://discourse.nodered.org/t/issue-with-multiple-modbus-getter-nodes/77130)

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**Author:** [@henkkas](https://discourse.nodered.org/u/henkkas)\
**Replies:** 2\
**Last updated:** [1 April 2023 12:10 UTC](https://discourse.nodered.org/t/issue-with-multiple-modbus-getter-nodes/77130 "2023-04-01T12:10:15Z")

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Hello guys, I have an issue with the use of multiple Modbus-Flex-Getter nodes. I am working with raspberry pi 3b+ and use following software versions: I have expanded my project to communicate now with 3 solar inver…

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## [How to set \<select\> dropdown in oneditprepare?](https://discourse.nodered.org/t/how-to-set-select-dropdown-in-oneditprepare/77016)

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**Author:** [@cameo69](https://discourse.nodered.org/u/cameo69)\
**Replies:** 21\
**Last updated:** [1 April 2023 11:37 UTC](https://discourse.nodered.org/t/how-to-set-select-dropdown-in-oneditprepare/77016 "2023-04-01T11:37:03Z")

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I have something like this in the definition of the edit screen and the commented option (value="emit") was there in a previous version but is gone now. I would like to "migrate" the existing value "emit" to "drop" and …

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## [Double zoom in 'ui\_button' zoom (and not the other!)](https://discourse.nodered.org/t/double-zoom-in-ui-button-zoom-and-not-the-other/77132)

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**Author:** [@pacitoali](https://discourse.nodered.org/u/pacitoali)\
**Replies:** 0\
**Last updated:** [1 April 2023 11:05 UTC](https://discourse.nodered.org/t/double-zoom-in-ui-button-zoom-and-not-the-other/77132 "2023-04-01T11:05:37Z")

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I have double click zoom disabled on my iphone. And it works consistently on my dashboard EXCEPT for ui\_buttons. Unfortunately for some buttons (like +volume) I have to press several times in a row and I always end up ha…

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## [I like to know how to display live feed from usb webcamera on dashboard of node red](https://discourse.nodered.org/t/i-like-to-know-how-to-display-live-feed-from-usb-webcamera-on-dashboard-of-node-red/77058)

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**Author:** [@Azurek](https://discourse.nodered.org/u/Azurek)\
**Replies:** 10\
**Last updated:** [1 April 2023 06:43 UTC](https://discourse.nodered.org/t/i-like-to-know-how-to-display-live-feed-from-usb-webcamera-on-dashboard-of-node-red/77058 "2023-04-01T06:43:39Z")

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I planning to add a colour detection coding on the function node of the flow but I am not sure what node to use for displaying live feed from usb webcamera on dashboard as I just started learning and not much source i ca…

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## [Time seems off when writing to InfluxDB](https://discourse.nodered.org/t/time-seems-off-when-writing-to-influxdb/76072)

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**Author:** [@NewToNodeRed](https://discourse.nodered.org/u/NewToNodeRed)\
**Replies:** 3\
**Last updated:** [1 April 2023 04:53 UTC](https://discourse.nodered.org/t/time-seems-off-when-writing-to-influxdb/76072 "2023-04-01T04:53:40Z")

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I have code in Node Red writing the high and low temp for the each day at 11:59pm CST. Node Red triggers at 2023-03-02 23:59pm CST. When I query influx it shows the time as 1677823140034645235, or 2023-03-03T05:59:00.0…

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## [Time confused? System is UTC, form entered time is local? But form returns wrong UTC encoding? Appears to be 1 hour off, like it is ignoring DST?](https://discourse.nodered.org/t/time-confused-system-is-utc-form-entered-time-is-local-but-form-returns-wrong-utc-encoding-appears-to-be-1-hour-off-like-it-is-ignoring-dst/76849)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 10\
**Last updated:** [1 April 2023 04:22 UTC](https://discourse.nodered.org/t/time-confused-system-is-utc-form-entered-time-is-local-but-form-returns-wrong-utc-encoding-appears-to-be-1-hour-off-like-it-is-ignoring-dst/76849 "2023-04-01T04:22:34Z")

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OK system is UTC as it should be, but when I enter say 9pm (local) on a NR form, UTC should 4am (where I am) but is shown as 5am, which means DST is ignored? Form result for 9pm entered... 1970-01-02T05:00:00.000Z clea…

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## [How to add solid colour to text box in Node Red dashboard?](https://discourse.nodered.org/t/how-to-add-solid-colour-to-text-box-in-node-red-dashboard/77106)

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**Author:** [@jagades](https://discourse.nodered.org/u/jagades)\
**Replies:** 6\
**Last updated:** [1 April 2023 01:08 UTC](https://discourse.nodered.org/t/how-to-add-solid-colour-to-text-box-in-node-red-dashboard/77106 "2023-04-01T01:08:20Z")

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Hi there. I want to add a solid colour to all of my text boxes in this dashboard. I have tried adding the colour command in the template but it's not giving any results. Looking forward for assistance. Here's my temp…

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## [Using a Secure Deployment Strategy with Docker Secrets and Environment Variables for Node-RED](https://discourse.nodered.org/t/using-a-secure-deployment-strategy-with-docker-secrets-and-environment-variables-for-node-red/77122)

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**Author:** [@Shan](https://discourse.nodered.org/u/Shan)\
**Replies:** 0\
**Last updated:** [31 March 2023 19:35 UTC](https://discourse.nodered.org/t/using-a-secure-deployment-strategy-with-docker-secrets-and-environment-variables-for-node-red/77122 "2023-03-31T19:35:12Z")

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Hi all, I have a proof of concept on how to make Node-RED deployments with Docker and Docker Compose more secure thanks to the new updated Docker Compose v2 specifications. Here is the repository that will help the com…

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## [Provide opts.user for library plugin](https://discourse.nodered.org/t/provide-opts-user-for-library-plugin/77121)

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**Author:** [@heunghingwan](https://discourse.nodered.org/u/heunghingwan)\
**Replies:** 0\
**Last updated:** [31 March 2023 19:13 UTC](https://discourse.nodered.org/t/provide-opts-user-for-library-plugin/77121 "2023-03-31T19:13:38Z")

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User object exists in the api but is not passed to library function If passed to library function, it is possible to build user personal libraries when using oauth

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## [Node-red-contrib-modbus get and sequencer node status="stopped"](https://discourse.nodered.org/t/node-red-contrib-modbus-get-and-sequencer-node-status-stopped/77038)

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**Author:** [@ssnowa](https://discourse.nodered.org/u/ssnowa)\
**Replies:** 7\
**Last updated:** [31 March 2023 17:42 UTC](https://discourse.nodered.org/t/node-red-contrib-modbus-get-and-sequencer-node-status-stopped/77038 "2023-03-31T17:42:15Z")

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I have a system running; redeployed some node changes and a sequencer and the initial getter node in the flow reached state "stopped". Now injecting a message results in an error complaining that the node is in state sto…

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## [How to control a "switch" button by an input to it...?](https://discourse.nodered.org/t/how-to-control-a-switch-button-by-an-input-to-it/77119)

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**Author:** [@alfschuster](https://discourse.nodered.org/u/alfschuster)\
**Replies:** 3\
**Last updated:** [31 March 2023 17:42 UTC](https://discourse.nodered.org/t/how-to-control-a-switch-button-by-an-input-to-it/77119 "2023-03-31T17:42:05Z")

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High, I have a switch button which controls a pump by sending an ON String or an OFF string. That works fine if I switch the button from ON to OFF by means of the Node-red panel. Now I want to control this switch butto…

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## [ExtensionObjectArray OPC UA](https://discourse.nodered.org/t/extensionobjectarray-opc-ua/77120)

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**Author:** [@Kamal8393](https://discourse.nodered.org/u/Kamal8393)\
**Replies:** 0\
**Last updated:** [31 March 2023 16:56 UTC](https://discourse.nodered.org/t/extensionobjectarray-opc-ua/77120 "2023-03-31T16:56:48Z")

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Hello, I have created a struct on my OPC UA server. I am able to read the struct on NodeRed. similar to reading I would like to write as well, however I am not sure, how to make the extension object array, or how to do…

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## [Properties in a custom validator](https://discourse.nodered.org/t/properties-in-a-custom-validator/77095)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 1\
**Last updated:** [31 March 2023 16:49 UTC](https://discourse.nodered.org/t/properties-in-a-custom-validator/77095 "2023-03-31T16:49:11Z")

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I have a requirement similar to one that @BartButenaers described some time ago. I would like to use the same custom validator for the defaults of several similar properties, but be able to pass the validator a different…

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## [Place group nodes next to each other on dashboard](https://discourse.nodered.org/t/place-group-nodes-next-to-each-other-on-dashboard/77094)

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**Author:** [@jenssen](https://discourse.nodered.org/u/jenssen)\
**Replies:** 1\
**Last updated:** [31 March 2023 16:46 UTC](https://discourse.nodered.org/t/place-group-nodes-next-to-each-other-on-dashboard/77094 "2023-03-31T16:46:33Z")

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Hello, Is it somehow possible to place group nodes next to each other on the dashboard? When editing the layout, you can easily size the group nodes so that two group nodes can fit on the dashboard next to each other, b…

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## [Scrapping a dynamic (AJAX) page](https://discourse.nodered.org/t/scrapping-a-dynamic-ajax-page/77113)

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**Author:** [@DamianosS](https://discourse.nodered.org/u/DamianosS)\
**Replies:** 4\
**Last updated:** [31 March 2023 15:46 UTC](https://discourse.nodered.org/t/scrapping-a-dynamic-ajax-page/77113 "2023-03-31T15:46:24Z")

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Dear community, I've read every post that contains "scrap" but couldn't find an answer to my problem (most likely because of my ignorance). Here is what I'd like to do: The (Greek) webpage ΔΕΔΔΗΕ Α.Ε. - Προγραμματισμέν…

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## [Export a sub-set of flows/tabs](https://discourse.nodered.org/t/export-a-sub-set-of-flows-tabs/77116)

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**Author:** [@rko](https://discourse.nodered.org/u/rko)\
**Replies:** 0\
**Last updated:** [31 March 2023 14:16 UTC](https://discourse.nodered.org/t/export-a-sub-set-of-flows-tabs/77116 "2023-03-31T14:16:04Z")

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Not really a question. Just realized you can export a sub-set of tabs/flows by clicking them, holding down shift or ctrl key and then go to export. So cool! Happy weekend everyone!

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## [Sense-Hat with Raspberry PI has no connection](https://discourse.nodered.org/t/sense-hat-with-raspberry-pi-has-no-connection/77110)

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**Author:** [@webtour](https://discourse.nodered.org/u/webtour)\
**Replies:** 8\
**Last updated:** [31 March 2023 13:27 UTC](https://discourse.nodered.org/t/sense-hat-with-raspberry-pi-has-no-connection/77110 "2023-03-31T13:27:24Z")

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Hi, I will use the node-red-node-pi-sense-hat (0.1.4) on a Raspberry Pi 3 with Busters, Node-RED v3.0.2 and Node.js v14.21.3. python -V python 2.7.16 python3 -V python 3.7.3 But I get the error "no connection". …

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## [Installing Node-RED on TrueNAS 13.0](https://discourse.nodered.org/t/installing-node-red-on-truenas-13-0/77093)

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**Author:** [@EliasZoockt](https://discourse.nodered.org/u/EliasZoockt)\
**Replies:** 2\
**Last updated:** [31 March 2023 13:16 UTC](https://discourse.nodered.org/t/installing-node-red-on-truenas-13-0/77093 "2023-03-31T13:16:02Z")

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Heyy, I used to use node red on truenas 12.3. now I am forced to use truenas 13.0 and found that Node RED is not available. Since I have no other way to host node red, I wanted to find out whether I can still install it…

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## [UIbuilder installation failed](https://discourse.nodered.org/t/uibuilder-installation-failed/77072)

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**Author:** [@gNeandr](https://discourse.nodered.org/u/gNeandr)\
**Replies:** 7\
**Last updated:** [31 March 2023 10:46 UTC](https://discourse.nodered.org/t/uibuilder-installation-failed/77072 "2023-03-31T10:46:29Z")

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Installing UIBuilder failed with from within nodered with Palette installation as well with "Manual installs and other versions" as posted on Github page. The manual install stops with: y:~/.node-red $ sudo npm instal…

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## [Getting error ampq when installation](https://discourse.nodered.org/t/getting-error-ampq-when-installation/77085)

<div class="topic-metadata">

**Author:** [@jameer.basha](https://discourse.nodered.org/u/jameer.basha)\
**Replies:** 3\
**Last updated:** [31 March 2023 10:40 UTC](https://discourse.nodered.org/t/getting-error-ampq-when-installation/77085 "2023-03-31T10:40:34Z")

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Hi, I am trying to install amqp node for nodered. I am using this command in my windows command prompt: npm install -g node-red-contrib-amqp I am getting this error: 2023-03-30T15:46:35.179Z Install : node-red-contri…

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## [Redirect from AzureAD not working](https://discourse.nodered.org/t/redirect-from-azuread-not-working/77108)

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**Author:** [@pbahr](https://discourse.nodered.org/u/pbahr)\
**Replies:** 1\
**Last updated:** [31 March 2023 10:23 UTC](https://discourse.nodered.org/t/redirect-from-azuread-not-working/77108 "2023-03-31T10:23:42Z")

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Hey there, im using the tutorial for azure-ad from here: This is my config: adminAuth: { type: "strategy", strategy: { name: "azuread-openidconnect", label: "Sign in with Azure", icon: "fa…

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## [Remote Access to Windows PC embedded in NR Dashboard- possible?](https://discourse.nodered.org/t/remote-access-to-windows-pc-embedded-in-nr-dashboard-possible/77105)

<div class="topic-metadata">

**Author:** [@nico25](https://discourse.nodered.org/u/nico25)\
**Replies:** 2\
**Last updated:** [31 March 2023 09:02 UTC](https://discourse.nodered.org/t/remote-access-to-windows-pc-embedded-in-nr-dashboard-possible/77105 "2023-03-31T09:02:32Z")

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Hi all, I am wondering, if it was possible to display a remote session to a windows pc, embedded in the nr-dashboard. Maybe someone has done something similar already?

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