# Latest

**URL:** https://discourse.nodered.org/latest.md?page=115

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

**Page:** 116

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## [UI-Form-Date Picker Min Max Filter](https://discourse.nodered.org/t/ui-form-date-picker-min-max-filter/94220)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 7\
**Last updated:** [29 December 2024 04:53 UTC](https://discourse.nodered.org/t/ui-form-date-picker-min-max-filter/94220 "2024-12-29T04:53:47Z")

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Hi, I need a date picker, so I use ui-form with date option like so How do I restrict the options for a minimum and maximum date ? like feeding a 'minDate' 'maxDate' property

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## [Getting error "Missing node type" with "node-red-node-pi-sense-hat" library](https://discourse.nodered.org/t/getting-error-missing-node-type-with-node-red-node-pi-sense-hat-library/94224)

<div class="topic-metadata">

**Author:** [@HigherGround](https://discourse.nodered.org/u/HigherGround)\
**Replies:** 1\
**Last updated:** [28 December 2024 21:46 UTC](https://discourse.nodered.org/t/getting-error-missing-node-type-with-node-red-node-pi-sense-hat-library/94224 "2024-12-28T21:46:03Z")

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Node-RED version: v4.0.7 Node.js version: v20.18.1 node-red-node-pi-sense-hat version: 0.1.5 I have a sensehat physically mounted on a raspberry pi r4, and I'm trying to get the environmental values from it. I found …

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## [Guidance on Implementing a Third-Party Network Topology Diagram in Node-RED Dashboard](https://discourse.nodered.org/t/guidance-on-implementing-a-third-party-network-topology-diagram-in-node-red-dashboard/94170)

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**Author:** [@DhamodharanGopal](https://discourse.nodered.org/u/DhamodharanGopal)\
**Replies:** 4\
**Last updated:** [28 December 2024 17:08 UTC](https://discourse.nodered.org/t/guidance-on-implementing-a-third-party-network-topology-diagram-in-node-red-dashboard/94170 "2024-12-28T17:08:00Z")

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I am working on integrating a third-party network topology visualization tool into the Node-RED dashboard dynamically. I’d appreciate guidance or recommendations on the following: Native Support for Topology Visualizati…

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## [Form Node - Time and Date field datatypes](https://discourse.nodered.org/t/form-node-time-and-date-field-datatypes/94210)

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**Author:** [@alanmasu](https://discourse.nodered.org/u/alanmasu)\
**Replies:** 2\
**Last updated:** [28 December 2024 13:50 UTC](https://discourse.nodered.org/t/form-node-time-and-date-field-datatypes/94210 "2024-12-28T13:50:25Z")

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Hi at all, I'm going crazy trying to figure out what format ui-form sends date and time fields in, specifically when DST exists; can someone explain this to me? Specifically, does it depend on the OS, on the browser? Th…

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## [AEM1000 Multi Sensor ESP8266 with TFT (Co2, VOC, PM2.5, Temp, Humidity)](https://discourse.nodered.org/t/aem1000-multi-sensor-esp8266-with-tft-co2-voc-pm2-5-temp-humidity/94121)

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**Author:** [@ajaybnl](https://discourse.nodered.org/u/ajaybnl)\
**Replies:** 2\
**Last updated:** [28 December 2024 13:20 UTC](https://discourse.nodered.org/t/aem1000-multi-sensor-esp8266-with-tft-co2-voc-pm2-5-temp-humidity/94121 "2024-12-28T13:20:41Z")

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I have made a cheap multi Air sensors project using ESP8266 , 1.8" TFT. I have used Node-red to upload the sensor data to mysql db from Mqtt. The ASAIR AEM1000 is a cheap alternative. The data it provides is calibrated…

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## [CANUTILS in node-red](https://discourse.nodered.org/t/canutils-in-node-red/94209)

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**Author:** [@Ino](https://discourse.nodered.org/u/Ino)\
**Replies:** 4\
**Last updated:** [28 December 2024 13:13 UTC](https://discourse.nodered.org/t/canutils-in-node-red/94209 "2024-12-28T13:13:49Z")

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I want to send a file with CAN messages with node-red. In the terminal it works fine with canplayer -I /home/candump.log (canutils). Now I want to send the same command from node-red with an exec node. Unfortunately the …

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## [Dashboard 2.0 Template node issue](https://discourse.nodered.org/t/dashboard-2-0-template-node-issue/94182)

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**Author:** [@saraltech](https://discourse.nodered.org/u/saraltech)\
**Replies:** 2\
**Last updated:** [28 December 2024 07:25 UTC](https://discourse.nodered.org/t/dashboard-2-0-template-node-issue/94182 "2024-12-28T07:25:49Z")

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I am using dashboard 2.0 template node. It does not call the GET request. When I use the Dashboard 1 template node, it works fine. Please guide what is to be changed for Dashboard 2.0 template node. \[ { "id…

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## [Whats the best way to capture website login details/parameters for use in HTTP node](https://discourse.nodered.org/t/whats-the-best-way-to-capture-website-login-details-parameters-for-use-in-http-node/94214)

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**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 1\
**Last updated:** [28 December 2024 06:09 UTC](https://discourse.nodered.org/t/whats-the-best-way-to-capture-website-login-details-parameters-for-use-in-http-node/94214 "2024-12-28T06:09:57Z")

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Guys, Want to automate some downloading and saving of website data. The login site presents a basic login form over https where i input a username/password combo - there is currently no API provided - how can i capture …

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## [Shelly Pro RGB and MQTT](https://discourse.nodered.org/t/shelly-pro-rgb-and-mqtt/94040)

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**Author:** [@Lenaschitz](https://discourse.nodered.org/u/Lenaschitz)\
**Replies:** 16\
**Last updated:** [27 December 2024 21:05 UTC](https://discourse.nodered.org/t/shelly-pro-rgb-and-mqtt/94040 "2024-12-27T21:05:03Z")

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Hi guys, I was able to readout a Shelly Pro RGB (not the Shelly RGBW2) via MQTT to Node Red, but I´m not able to control it. color picker outputs a string or an object, but I´d need an array. I´m also not sure if it wo…

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## [Dashboard v2 Chart node doesn't seem to handle larger data sets well](https://discourse.nodered.org/t/dashboard-v2-chart-node-doesnt-seem-to-handle-larger-data-sets-well/93833)

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**Author:** [@dudleyjosh](https://discourse.nodered.org/u/dudleyjosh)\
**Replies:** 11\
**Last updated:** [27 December 2024 15:39 UTC](https://discourse.nodered.org/t/dashboard-v2-chart-node-doesnt-seem-to-handle-larger-data-sets-well/93833 "2024-12-27T15:39:33Z")

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I rebuilt a dashboard I had running using the original node-red-dashboard v1. The dashboard retrieves data from CSV files and charts them as a timescale chart by data series. It has worked well with dashboard v1 but it i…

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## [Insecure favicon?](https://discourse.nodered.org/t/insecure-favicon/94192)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 2\
**Last updated:** [27 December 2024 15:25 UTC](https://discourse.nodered.org/t/insecure-favicon/94192 "2024-12-27T15:25:28Z")

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Trying to change my dashboard icon for use in a PWA, but hitting a 'Mixed Content' issue because the icon is not served over https, but is served on a local IP address (same raspberry where node-RED is running). I can s…

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## [Zigbee2mqtt restarts continuously](https://discourse.nodered.org/t/zigbee2mqtt-restarts-continuously/94164)

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**Author:** [@devifast](https://discourse.nodered.org/u/devifast)\
**Replies:** 20\
**Last updated:** [27 December 2024 12:43 UTC](https://discourse.nodered.org/t/zigbee2mqtt-restarts-continuously/94164 "2024-12-27T12:43:09Z")

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I have Dietpi installed and I am trying to run zigbee2mqtt on Node red. The process is going smoothly until I get this on the system console. I get this. This is a process that repeats itself constantly. The install…

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## [Telegram-Date Picker](https://discourse.nodered.org/t/telegram-date-picker/94194)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 5\
**Last updated:** [27 December 2024 10:40 UTC](https://discourse.nodered.org/t/telegram-date-picker/94194 "2024-12-27T10:40:58Z")

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I am revisiting this requirement. I want the user interacting through telegram to give me a valid-date (to generate a daily report for the given date). So i am trying to invoke a datepicker in telegram keyboard. anyone …

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## [Sending messages to 2 different bots in Telegram](https://discourse.nodered.org/t/sending-messages-to-2-different-bots-in-telegram/94189)

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**Author:** [@bemo47](https://discourse.nodered.org/u/bemo47)\
**Replies:** 14\
**Last updated:** [27 December 2024 09:43 UTC](https://discourse.nodered.org/t/sending-messages-to-2-different-bots-in-telegram/94189 "2024-12-27T09:43:44Z")

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Hello, I am new to Nodered, i want to use it in Home Assistant because i would like to send different categories of messages to different bots in Telegram. Aparently Nodered is a good way to achiebve sending to several…

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## [Stand alone Node-Red flow](https://discourse.nodered.org/t/stand-alone-node-red-flow/94160)

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**Author:** [@pcborges](https://discourse.nodered.org/u/pcborges)\
**Replies:** 4\
**Last updated:** [26 December 2024 21:07 UTC](https://discourse.nodered.org/t/stand-alone-node-red-flow/94160 "2024-12-26T21:07:27Z")

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According to chatGPT it is possible to compile and turn an Node-Red flow to run stand alone without having Node-red installed. So far it did not work for me. Anyone with positive experiences on making a flow runing sta…

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## [Error trying to start NodeRed - Help me!!!](https://discourse.nodered.org/t/error-trying-to-start-nodered-help-me/94186)

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**Author:** [@thiag000f](https://discourse.nodered.org/u/thiag000f)\
**Replies:** 2\
**Last updated:** [26 December 2024 19:38 UTC](https://discourse.nodered.org/t/error-trying-to-start-nodered-help-me/94186 "2024-12-26T19:38:11Z")

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Hello, I try to start my node red with the commands pm2 start noderedlocal or openflow-nodered-cli --start noderedlocal. However, I get the following error: Class extends value # is not a constructor or null I've tr…

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## [Dropdown Not Displayed in UI Dashboard, Only in Node-RED Editor](https://discourse.nodered.org/t/dropdown-not-displayed-in-ui-dashboard-only-in-node-red-editor/94118)

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**Author:** [@Nandhini-Subramaniya](https://discourse.nodered.org/u/Nandhini-Subramaniya)\
**Replies:** 10\
**Last updated:** [26 December 2024 14:52 UTC](https://discourse.nodered.org/t/dropdown-not-displayed-in-ui-dashboard-only-in-node-red-editor/94118 "2024-12-26T14:52:04Z")

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I’m creating a custom Node-RED node that includes a Vue.js-based dropdown using v-autocomplete. The goal is to display this dropdown in the Node-RED UI Dashboard. However, the dropdown appears only in the Node-RED editor…

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## [Send value from api to bacnet](https://discourse.nodered.org/t/send-value-from-api-to-bacnet/94112)

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**Author:** [@Rippen85](https://discourse.nodered.org/u/Rippen85)\
**Replies:** 4\
**Last updated:** [26 December 2024 11:59 UTC](https://discourse.nodered.org/t/send-value-from-api-to-bacnet/94112 "2024-12-26T11:59:10Z")

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I collect 24 points from Nordpool, then I want to send them to my bacnet unit. but it only takes the last value? How do I do between "chart data" and "write". \[ { "id": "3cb529667ade3110", "type": "i…

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## [Node-red-contrib-i2c](https://discourse.nodered.org/t/node-red-contrib-i2c/94173)

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**Author:** [@Le-Ze](https://discourse.nodered.org/u/Le-Ze)\
**Replies:** 1\
**Last updated:** [26 December 2024 10:35 UTC](https://discourse.nodered.org/t/node-red-contrib-i2c/94173 "2024-12-26T10:35:38Z")

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Good morning. I have Node-Red on Raspberry. I have been connected by 3 expander for 4 years. I use via bash script and work. sudo i2cdetect -y 1 Are at 20,21,22. The IC2 Scaner node shows \[32,33,34\] Why?

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## [How to Modularize and Reuse Function Node Code in Node-RED?](https://discourse.nodered.org/t/how-to-modularize-and-reuse-function-node-code-in-node-red/94012)

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**Author:** [@LoganathanSambath](https://discourse.nodered.org/u/LoganathanSambath)\
**Replies:** 14\
**Last updated:** [26 December 2024 07:07 UTC](https://discourse.nodered.org/t/how-to-modularize-and-reuse-function-node-code-in-node-red/94012 "2024-12-26T07:07:15Z")

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I have a Node-RED flow where several function nodes contain more than 100 lines of JavaScript code each. Managing and writing unit tests for such large code blocks has become increasingly difficult. I’m looking for a wa…

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## [Can't use message element with Function node](https://discourse.nodered.org/t/cant-use-message-element-with-function-node/94163)

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**Author:** [@ralphjy](https://discourse.nodered.org/u/ralphjy)\
**Replies:** 4\
**Last updated:** [26 December 2024 05:30 UTC](https://discourse.nodered.org/t/cant-use-message-element-with-function-node/94163 "2024-12-26T05:30:55Z")

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I'm having what I expect is a simple problem caused by my lack of understanding Node-Red. I have a JSON string received via MQTT. I set the MQTT input node to output a JSON object. This is data from object detection t…

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## [Can't complete download, message says "packages are looking for funding"](https://discourse.nodered.org/t/cant-complete-download-message-says-packages-are-looking-for-funding/94168)

<div class="topic-metadata">

**Author:** [@N1WHA](https://discourse.nodered.org/u/N1WHA)\
**Replies:** 3\
**Last updated:** [26 December 2024 05:13 UTC](https://discourse.nodered.org/t/cant-complete-download-message-says-packages-are-looking-for-funding/94168 "2024-12-26T05:13:55Z")

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Need help to complete download and install on Win 10 PC

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## [Node-red-contrib-ui-time-scheduler node not working](https://discourse.nodered.org/t/node-red-contrib-ui-time-scheduler-node-not-working/94141)

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**Author:** [@Luupus](https://discourse.nodered.org/u/Luupus)\
**Replies:** 2\
**Last updated:** [25 December 2024 18:28 UTC](https://discourse.nodered.org/t/node-red-contrib-ui-time-scheduler-node-not-working/94141 "2024-12-25T18:28:19Z")

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Hi, I am using v.4.02, and the node-red-contrib-ui-time-scheduler @marozz/ 0.0.3. If I try to use it, I get the error message below. Even with the original 1.17.2 I get the same problem. Has anyone an idea what to do? …

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## [Node Red in Home Assistant OS debug](https://discourse.nodered.org/t/node-red-in-home-assistant-os-debug/94126)

<div class="topic-metadata">

**Author:** [@eerke2021](https://discourse.nodered.org/u/eerke2021)\
**Replies:** 10\
**Last updated:** [25 December 2024 03:13 UTC](https://discourse.nodered.org/t/node-red-in-home-assistant-os-debug/94126 "2024-12-25T03:13:30Z")

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Hi, I have a function node that I’ve coded wrong and was going to use: To figure out my mistake, because it allows connection to VS Code and the Google Chrome Developer debugger but they give an extra instruction for …

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## [Http request for web relay](https://discourse.nodered.org/t/http-request-for-web-relay/94130)

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**Author:** [@Democrat5](https://discourse.nodered.org/u/Democrat5)\
**Replies:** 9\
**Last updated:** [24 December 2024 23:45 UTC](https://discourse.nodered.org/t/http-request-for-web-relay/94130 "2024-12-24T23:45:44Z")

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i am new to this and trying to use a http request to get the status of a multi 8-ch web relay. i get the below and the "output" is what i am interested in "10010100" one digit per relay first digit is 1 so the relay is …

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## [My Template does not respond as I expect after a key press](https://discourse.nodered.org/t/my-template-does-not-respond-as-i-expect-after-a-key-press/94137)

<div class="topic-metadata">

**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 2\
**Last updated:** [24 December 2024 20:44 UTC](https://discourse.nodered.org/t/my-template-does-not-respond-as-i-expect-after-a-key-press/94137 "2024-12-24T20:44:38Z")

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when I deploy here is what my screen looks like After I push a button here is what my screen looks like My flow is setup to push to the template the same setup every time. I would expect to see the different cells…

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## [Worldmap Change Marker Color on TTL](https://discourse.nodered.org/t/worldmap-change-marker-color-on-ttl/94139)

<div class="topic-metadata">

**Author:** [@stbluesrul](https://discourse.nodered.org/u/stbluesrul)\
**Replies:** 1\
**Last updated:** [24 December 2024 20:04 UTC](https://discourse.nodered.org/t/worldmap-change-marker-color-on-ttl/94139 "2024-12-24T20:04:43Z")

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Is there a way to change the marker color from the TTL expiring instead of deleting it?

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## [Use HTTP URL in nodered html page](https://discourse.nodered.org/t/use-http-url-in-nodered-html-page/94134)

<div class="topic-metadata">

**Author:** [@ameer.hamza2](https://discourse.nodered.org/u/ameer.hamza2)\
**Replies:** 1\
**Last updated:** [24 December 2024 14:14 UTC](https://discourse.nodered.org/t/use-http-url-in-nodered-html-page/94134 "2024-12-24T14:14:07Z")

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Hi, I have developed an html page and I'm using an API hosted on HTTP URL but browser is not letting me call that API is there a way I can bypass this in node-red.

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## [Function to orient the payload (of an energy meter) according to a number](https://discourse.nodered.org/t/function-to-orient-the-payload-of-an-energy-meter-according-to-a-number/94135)

<div class="topic-metadata">

**Author:** [@Ives25](https://discourse.nodered.org/u/Ives25)\
**Replies:** 5\
**Last updated:** [24 December 2024 13:48 UTC](https://discourse.nodered.org/t/function-to-orient-the-payload-of-an-energy-meter-according-to-a-number/94135 "2024-12-24T13:48:47Z")

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Hello, The first part of the energy counting from a meter containing the energy values ​​and the tariff works. I started the second part which consists of starting from a meter containing only the active energy value t…

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## [Dashboard 2 layout grid](https://discourse.nodered.org/t/dashboard-2-layout-grid/94023)

<div class="topic-metadata">

**Author:** [@NodyRed](https://discourse.nodered.org/u/NodyRed)\
**Replies:** 3\
**Last updated:** [24 December 2024 09:37 UTC](https://discourse.nodered.org/t/dashboard-2-layout-grid/94023 "2024-12-24T09:37:10Z")

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Currently using grid layout in dashboard 2 with multiple columns. I have columns/widgets that are long and others are shorter. The second row starts where the longest column/widget from first row ends. This leaves a la…

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