Hi there! I thought, that would be an easy one, but it turned out to be tricky instead. My project depends on a Bluetooth BLE keyboard connected to a Raspberry Pi Zero W 2 running the 64 bit arm version (released March…
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## [Help to Change X- Axis Value](https://discourse.nodered.org/t/help-to-change-x-axis-value/10874)
Hi All, I want create chart coast time value, but i've some problems: I can't setup the X-Axis Value starting from 0. When i change to seconds format (ss) the grid of x - axis value is repeating in same number and …
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## [Remote I/O Error with Sequent SmartFan](https://discourse.nodered.org/t/remote-i-o-error-with-sequent-smartfan/89547)
Hello Everyone, I am just getting rolling with Node-Red. I got some Sequent 16 I/O boards and relay boards along with the Fan. I can get the fan to run with the command line. I have a node with the fan on the palette…
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## [HTML template disappearing](https://discourse.nodered.org/t/html-template-disappearing/89538)
Hi, I have a problem using the template dashboard node. I hope I can explain it clearly. I generate the html in the template function node (using mustache) and I feed the output to the template dashboard node. I use th…
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## [Looking for Node-RED Consultants for IoT Project](https://discourse.nodered.org/t/looking-for-node-red-consultants-for-iot-project/87749)
Hi everyone! I work for a German chemical company. In one of our projects we are working on the digitalization of research laboratories using IoT technologies. We use NodeRED which is hosted as a Docker container in the…
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## [Submit html form by selecting radio button without using a submit button](https://discourse.nodered.org/t/submit-html-form-by-selecting-radio-button-without-using-a-submit-button/89546)
I have a flow which gives me 6 options in the form of radio buttons to chose from and sends selected payload upon clicking the SUBMIT button. what i need is the submit to happen on just selecting an option among the rad…
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## [Ui-worldmap block issue](https://discourse.nodered.org/t/ui-worldmap-block-issue/89523)
today I mistakenly updated the node-red-contib-worldmap palette and exported my flow to a new container in my docker (I don't know how much this could relate to the problem though), now I no longer find the ui-world map …
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## [How to import a chart into my template without using cdn](https://discourse.nodered.org/t/how-to-import-a-chart-into-my-template-without-using-cdn/89465)
Hello, I'm new to node-red, I'm using the flowfuse dashboard 2.0 template and I would like to create custom charts in it, the problem is that the chart.js import is being done via cdn and I'm doing a project that needs t…
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## [Filter data for dashboard](https://discourse.nodered.org/t/filter-data-for-dashboard/89432)
Hi everyone, I am having a node that generates for each day of the year some power consumption data: \["01-06-2024",9,0,"test"\] \["02-06-2024",10,7,"test"\] \["03-06-2024",12,0,"test"\] \["04-06-2024",5,1,"test"\] \["05-0…
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## [Modbus rtu sequencial multiple reading slaves](https://discourse.nodered.org/t/modbus-rtu-sequencial-multiple-reading-slaves/89539)
I need to read Modbus rtu sequential reading slaves (10).
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## [Help with NR configuration](https://discourse.nodered.org/t/help-with-nr-configuration/89536)
Hello All Sorry to ask what I hope with be a simple question but is been driving me nuts. I have been using NR for a while now and have figured most things out. but this one it stumping me. I am using a call service no…
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## [D2 third party ui node, what to put in package.json](https://discourse.nodered.org/t/d2-third-party-ui-node-what-to-put-in-package-json/89503)
The example node has, in package.json, as well as the obvious stuff "dependencies": { "vue": "^3.3.8", "vuex": "^4.1.0" }, "devDependencies": { "@vitejs/plugin-vue": "^4.5.0", …
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## [How to tell if you have come back in late at night question](https://discourse.nodered.org/t/how-to-tell-if-you-have-come-back-in-late-at-night-question/89409)
Hi have sucessfully managed to use ESPrence to detect the bluetooth signal from my watch and it can tell how far away it is from the sensor, this is great for say having the light on in the bathroom while you are in the …
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## [Request HTTP digest](https://discourse.nodered.org/t/request-http-digest/89535)
Hello, I have a problem with node HTTP REQUEST. I have an API with a Dahua camera which allows me to know the number of people in an area. http://"ipcam"/cgi-bin/videoStatServer.cgi?action=attach&channel=1&heartbeat=2 …
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## [Function editor, error reporting has strange behavour](https://discourse.nodered.org/t/function-editor-error-reporting-has-strange-behavour/89529)
Hi, I worked a lot with NR @version 2, I do remember how it helped me correcting syntax, remember missing pharentesis and so on. Now I?m using 4, I have an error somewhere and I can't get rid of it. I can see NR reportin…
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## [Help with Ui-template node (Dashboard 2.0)](https://discourse.nodered.org/t/help-with-ui-template-node-dashboard-2-0/89532)
Hi I´m pretty new to Node-Red and coding in general and i was wondering if someone could point me in the right direction. I´m trying to get the "v-badge" to change colour depending on the value of msg.payload but I´m ki…
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## [Editing template](https://discourse.nodered.org/t/editing-template/89522)
Good morning, I am in the process of modifying my dashboard with templates that I integrate into my flows : I am encountering a problem with the appearance of the liquid gauges. I put the integrated modules in th…
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## [Help with flow selection order gives wrong item](https://discourse.nodered.org/t/help-with-flow-selection-order-gives-wrong-item/89527)
Please advise what I am doing wrong? In the accompanying flow, the intention is that a scene is started depending on the lux value. If the lux value is between 30-300, wk\_schemer should be selected. However, wk\_avond is…
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## [Adapting my workflow to use the Projects feature](https://discourse.nodered.org/t/adapting-my-workflow-to-use-the-projects-feature/14833)
Hi everyone, I've been trying out working with projects inside node-red, but I've been hitting the following roadblock ever time I tried. Is it possible to use the Projects / history feature using the following workflo…
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## [ACCESS DENIED when using serialport in node-red](https://discourse.nodered.org/t/access-denied-when-using-serialport-in-node-red/89496)
SerialPort Version 12.0.0 Node Version V18.16.1 (MACOS) V20.15.0(WIN10,WIN11 ) Electron Version No response Platform MACOS12.1 WIN11 WIN10 Architecture x64 Hardware or chipset of serialport FT232R USB UART I …
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## [Subflow for generating D2 UI widget](https://discourse.nodered.org/t/subflow-for-generating-d2-ui-widget/88780)
Creating all the files for a basic D2 UI node is somewhat tedious, so I have developed a subflow to create the necessary files, with basic content, which will build to a functioning widget. If anyone would like to try i…
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## [Unintentional exiting of a tab](https://discourse.nodered.org/t/unintentional-exiting-of-a-tab/89428)
How can unintentional exiting of a tab be prevented? If data has been changed while working on a tab, the user should be asked whether they want to leave the page. Which node elements can be used to achieve this?
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## [\[error\] Error: Error loading context store: Error: EACCES: permission denied, mkdir '/data'](https://discourse.nodered.org/t/error-error-error-loading-context-store-error-eacces-permission-denied-mkdir-data/89461)
Hi, I'm running Node-RED on Debian and needed to change the config.js to contextStorage: { default: { module:"localfilesystem", config: { dir:"/data", base:"c…
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## [Modify pic via canvas](https://discourse.nodered.org/t/modify-pic-via-canvas/89501)
hello all i have been trying for day to mark a circle on a pic. initially i get a base64 string, i draw a circle on canvas then i get the update pic. and i wonder how can a do it in node-red.
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## [Send email using Gmail app password](https://discourse.nodered.org/t/send-email-using-gmail-app-password/89500)
In the past (maybe around 2022) we can set TFA in Google Account security page, and generate "app password" to use in "email node". Now, this app password can no longer be found in Google Account. Is there still anyway t…
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## [Status of a dashboard button](https://discourse.nodered.org/t/status-of-a-dashboard-button/89483)
Hello everyone, I integrated buttons into my dashboard. The default state of the button if I use a boolean is : a click on button sends an output "true" for example and a "false" output when you release the click Ca…
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## [D2 third party node, problems with field named 'class'](https://discourse.nodered.org/t/d2-third-party-node-problems-with-field-named-class/89473)
In a D2 node I am creating I am trying to provide a field class. In the defaults section in the html file I have class: {value: ""}, and in the html section \
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Node Red is running and flows are running but I can’t access anything or edit anything. I had just upgraded to 18.0.4 and Node Red was crashing about every 5-6 mins. Thinking it was a node playing up I disabled all th…
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## [Convert yyyymmdd format within a string to epoc](https://discourse.nodered.org/t/convert-yyyymmdd-format-within-a-string-to-epoc/89478)
Hi all wondering if anyone could provide a method (function or change node) of taking a string like this from a payload "SG3.0RS,ON,2024-7-12 14:36:10,0.0,0.0,11.8,38.5,46,41.4,1291,241.6,1287,Run,415,38.5,Start,2024-7-…
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## [The flows disappear](https://discourse.nodered.org/t/the-flows-disappear/89474)
Hello. I have a problem with node-red that I don't know what to do anymore. Every so often, varying between two weeks and 2 or 3 days, the system deletes all the data in the flows.json file and the flows disappear. Ve…
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