# Latest

**URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=432

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

**Page:** 433

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## [How to read data from ML Using modbus-serial function code](https://discourse.nodered.org/t/how-to-read-data-from-ml-using-modbus-serial-function-code/72696)

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**Author:** [@akshayjain](https://discourse.nodered.org/u/akshayjain)\
**Replies:** 5\
**Last updated:** [26 December 2022 11:13 UTC](https://discourse.nodered.org/t/how-to-read-data-from-ml-using-modbus-serial-function-code/72696 "2022-12-26T11:13:30Z")

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Hi there, i have an example of modbus-serial and i installed it via npm install modbus-serial and i got an example but this example has some error which i am not getting it how to solve so can anyone check what is the i…

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## [Node MCU analog.A0 to string to CSV](https://discourse.nodered.org/t/node-mcu-analog-a0-to-string-to-csv/72716)

<div class="topic-metadata">

**Author:** [@soubiet](https://discourse.nodered.org/u/soubiet)\
**Replies:** 1\
**Last updated:** [26 December 2022 10:44 UTC](https://discourse.nodered.org/t/node-mcu-analog-a0-to-string-to-csv/72716 "2022-12-26T10:44:14Z")

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So i have this problem where i try to read a temp and a Voltage of a battery and store these into a CSV file. But as you can see, i don't get the string value of the Analog input. Instead i just get the text. I've tried …

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## [Dropbox Access again](https://discourse.nodered.org/t/dropbox-access-again/72686)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 2\
**Last updated:** [26 December 2022 10:40 UTC](https://discourse.nodered.org/t/dropbox-access-again/72686 "2022-12-26T10:40:56Z")

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I followed this discussion :tada: Refresh tokens in node-red-node-dropbox (Now published as v2.0.0) - Core Development / Feature Requests - Node-RED Forum (nodered.org) and from that I take that unless I either have a br…

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## [How to detect a node's status?](https://discourse.nodered.org/t/how-to-detect-a-nodes-status/72709)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [26 December 2022 09:46 UTC](https://discourse.nodered.org/t/how-to-detect-a-nodes-status/72709 "2022-12-26T09:46:37Z")

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Yeah, ok it is kind of obvious that the status node may be what I want. I would like to confirm this. I have an MQTT node and just now there is no comms to the broker. :frowning: :sob: And so the node is in the conn…

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## [Is it possible to delay payload, accept payload update, forward on a certain time interval/time?](https://discourse.nodered.org/t/is-it-possible-to-delay-payload-accept-payload-update-forward-on-a-certain-time-interval-time/72697)

<div class="topic-metadata">

**Author:** [@AndKe](https://discourse.nodered.org/u/AndKe)\
**Replies:** 5\
**Last updated:** [26 December 2022 09:14 UTC](https://discourse.nodered.org/t/is-it-possible-to-delay-payload-accept-payload-update-forward-on-a-certain-time-interval-time/72697 "2022-12-26T09:14:01Z")

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my MQTT source can produce packets at a random intervals. I have no need for fast logging. Is it possible to make node-red provide this logic? at 10:10 , 10:20, 10:30 a certain payload object arrives, but only at 00…

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## [How to download and use bluetooth node?](https://discourse.nodered.org/t/how-to-download-and-use-bluetooth-node/68656)

<div class="topic-metadata">

**Author:** [@choiprin0310](https://discourse.nodered.org/u/choiprin0310)\
**Replies:** 4\
**Last updated:** [26 December 2022 00:59 UTC](https://discourse.nodered.org/t/how-to-download-and-use-bluetooth-node/68656 "2022-12-26T00:59:52Z")

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I'm trying to download any 'BLE node' in palette. I want to use BLE node in my node-red. I know i can use BLE node with RED-Mobile but I want to control BLE devices with my PC. That's why i need BLE node. There's ma…

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## [Serial output not working with Eltako gateway FGW14](https://discourse.nodered.org/t/serial-output-not-working-with-eltako-gateway-fgw14/72703)

<div class="topic-metadata">

**Author:** [@magnusso](https://discourse.nodered.org/u/magnusso)\
**Replies:** 0\
**Last updated:** [26 December 2022 00:01 UTC](https://discourse.nodered.org/t/serial-output-not-working-with-eltako-gateway-fgw14/72703 "2022-12-26T00:01:23Z")

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I'm using a Eltako USB gateway to control Eltako devices in Node Red. To date, I've used a USB300. However, the bus connected gateway FGW14 would serve my purpose much better. I've come this far, incoming messages to Nod…

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## [Scene activation and storage in NodeRED](https://discourse.nodered.org/t/scene-activation-and-storage-in-nodered/72660)

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**Author:** [@syoma755](https://discourse.nodered.org/u/syoma755)\
**Replies:** 2\
**Last updated:** [25 December 2022 22:24 UTC](https://discourse.nodered.org/t/scene-activation-and-storage-in-nodered/72660 "2022-12-25T22:24:28Z")

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Hello I'm a long time user of NodeRED but have used it for quite simple things in my home automation so far and now I'm trying to do something more complex, than I can handle, therefore some help is needed. So the thin…

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## [Node-red docker container and puppeteer](https://discourse.nodered.org/t/node-red-docker-container-and-puppeteer/72694)

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**Author:** [@hoolahoous](https://discourse.nodered.org/u/hoolahoous)\
**Replies:** 2\
**Last updated:** [25 December 2022 20:36 UTC](https://discourse.nodered.org/t/node-red-docker-container-and-puppeteer/72694 "2022-12-25T20:36:51Z")

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I am migrating my node-red from bare metal to docker container. I have mounted my puppeteer scrips on node-red container and i can see the files (and node-modules folder correctly). On my bare metal, I launch puppeteer …

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## [Test connection with Moxa Nport 5110 not working](https://discourse.nodered.org/t/test-connection-with-moxa-nport-5110-not-working/72692)

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**Author:** [@GuE](https://discourse.nodered.org/u/GuE)\
**Replies:** 0\
**Last updated:** [25 December 2022 19:54 UTC](https://discourse.nodered.org/t/test-connection-with-moxa-nport-5110-not-working/72692 "2022-12-25T19:54:31Z")

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Hello. ... trying to find the problem on my test set up. Using RPI4 with node-red to connect the my Moxa NP5110 with TCP and to get some test data I connected a PC with Modbus Sim to my Moxa. Followed the moxa driv…

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## [Compare hours of different days](https://discourse.nodered.org/t/compare-hours-of-different-days/72659)

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**Author:** [@Cyber](https://discourse.nodered.org/u/Cyber)\
**Replies:** 5\
**Last updated:** [25 December 2022 14:04 UTC](https://discourse.nodered.org/t/compare-hours-of-different-days/72659 "2022-12-25T14:04:46Z")

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the following code in a function: var time = new Date(); var hour = time.getHours(); var checkhour = new Date(1671950776).getHours(); node.warn("current hour: " + hour); node.warn("checkhour: " + checkhour); if (hour \>…

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## [Launching Python Selenium script from Node Red](https://discourse.nodered.org/t/launching-python-selenium-script-from-node-red/72680)

<div class="topic-metadata">

**Author:** [@gacekk](https://discourse.nodered.org/u/gacekk)\
**Replies:** 1\
**Last updated:** [25 December 2022 14:00 UTC](https://discourse.nodered.org/t/launching-python-selenium-script-from-node-red/72680 "2022-12-25T14:00:13Z")

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I am running a Windows 10 PC as home server, and have Node red installed on that. I noticed that my IP cameras change video coding once they loose power. On the one hand I have developed a flow that checks the Frigate AP…

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## [Get two same payloads at the same time instead than one](https://discourse.nodered.org/t/get-two-same-payloads-at-the-same-time-instead-than-one/72644)

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**Author:** [@TiaPreve](https://discourse.nodered.org/u/TiaPreve)\
**Replies:** 1\
**Last updated:** [25 December 2022 13:47 UTC](https://discourse.nodered.org/t/get-two-same-payloads-at-the-same-time-instead-than-one/72644 "2022-12-25T13:47:34Z")

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Hi there. When I use an inject node I receive only one payload, instead when I use any kind of node that send a status like Openhab I receive 2 payloads exactly the same each other at the same time. How can I avoid thi…

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## [Can I set Node-RED webpage to open without the side panels?](https://discourse.nodered.org/t/can-i-set-node-red-webpage-to-open-without-the-side-panels/72681)

<div class="topic-metadata">

**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 0\
**Last updated:** [25 December 2022 12:23 UTC](https://discourse.nodered.org/t/can-i-set-node-red-webpage-to-open-without-the-side-panels/72681 "2022-12-25T12:23:46Z")

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When opening the page on a smaller screen, like a phone or a tablet, the info side panel takes too much space. Is it possible to set it to open without them on those devices? Or even always without them, since it's easy …

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## [RED.nodes.eachConfig - limit to only enabled nodes?](https://discourse.nodered.org/t/red-nodes-eachconfig-limit-to-only-enabled-nodes/72642)

<div class="topic-metadata">

**Author:** [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\
**Replies:** 5\
**Last updated:** [25 December 2022 10:52 UTC](https://discourse.nodered.org/t/red-nodes-eachconfig-limit-to-only-enabled-nodes/72642 "2022-12-25T10:52:00Z")

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So.... I am using RED.nodes.eachConfig in my custom side panel, so the side panel can work with different instances of a config node. (each instance has various HTTP Admin Endpoints addressed by their id) And all this …

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## [Postgres write timestamp error](https://discourse.nodered.org/t/postgres-write-timestamp-error/72643)

<div class="topic-metadata">

**Author:** [@kgakere](https://discourse.nodered.org/u/kgakere)\
**Replies:** 7\
**Last updated:** [25 December 2022 08:01 UTC](https://discourse.nodered.org/t/postgres-write-timestamp-error/72643 "2022-12-25T08:01:25Z")

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Hi, i have a postgesdb that i am trying to inject a timestamp into a column. I have used a function node to convert the time to an appropriate format but still have errors. Kindly assist; error: syntax error at…

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## [Error npm install](https://discourse.nodered.org/t/error-npm-install/72672)

<div class="topic-metadata">

**Author:** [@black5cat](https://discourse.nodered.org/u/black5cat)\
**Replies:** 13\
**Last updated:** [25 December 2022 00:13 UTC](https://discourse.nodered.org/t/error-npm-install/72672 "2022-12-25T00:13:37Z")

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at any attempt to remove nodes from the palette. or install. update .... gives this series of errors, only the name of the node request is changed Node-RED Current version: 14.0.0 Home Assistant 2022.12.8 Supervisor …

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## [Guess this is java related: datetime](https://discourse.nodered.org/t/guess-this-is-java-related-datetime/72656)

<div class="topic-metadata">

**Author:** [@AndKe](https://discourse.nodered.org/u/AndKe)\
**Replies:** 10\
**Last updated:** [24 December 2022 22:00 UTC](https://discourse.nodered.org/t/guess-this-is-java-related-datetime/72656 "2022-12-24T22:00:42Z")

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I am trying to populate a mysql field that expects datetime. my server is configured for normal 24h system: $ date lø. 24. des. 10:50:41 +0100 2022 I tried to follow this example: https://flows.nodered.org/flow/59fe25…

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## [Detect Serial Communication fault](https://discourse.nodered.org/t/detect-serial-communication-fault/72507)

<div class="topic-metadata">

**Author:** [@Johrdan](https://discourse.nodered.org/u/Johrdan)\
**Replies:** 4\
**Last updated:** [24 December 2022 18:53 UTC](https://discourse.nodered.org/t/detect-serial-communication-fault/72507 "2022-12-24T18:53:19Z")

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Hi, I am using Node-RED to connect my laptop to a device that has serial communication and is connected to COM2. I am receiving the data in Node-RED through a serial in node and showing the data in a webpage by using uib…

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## [Node Red deCONZ in-nodes not recognizing nodes established in deCONZ App](https://discourse.nodered.org/t/node-red-deconz-in-nodes-not-recognizing-nodes-established-in-deconz-app/72665)

<div class="topic-metadata">

**Author:** [@ScottJ2505](https://discourse.nodered.org/u/ScottJ2505)\
**Replies:** 0\
**Last updated:** [24 December 2022 16:32 UTC](https://discourse.nodered.org/t/node-red-deconz-in-nodes-not-recognizing-nodes-established-in-deconz-app/72665 "2022-12-24T16:32:17Z")

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\*\*Hi, I have been using Node Red with deCONZ successfully for quite some time in Windows 10. I ran into a problem I have not seen before and am hoping others who use deCONZ with Node Red can offer advice to fix the prob…

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## [Sending mail using a boolean input](https://discourse.nodered.org/t/sending-mail-using-a-boolean-input/72661)

<div class="topic-metadata">

**Author:** [@emil\_m](https://discourse.nodered.org/u/emil_m)\
**Replies:** 0\
**Last updated:** [24 December 2022 15:47 UTC](https://discourse.nodered.org/t/sending-mail-using-a-boolean-input/72661 "2022-12-24T15:47:43Z")

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Hello. I have a small problem: I am reading data from an Omron NX1P2 CPU through MQTT and what I want is after separating the variables to send mail every X time or if I want, through a boolean in the HMI. and I also hav…

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## [Waiting for missing types to be registered - node-red-node-email](https://discourse.nodered.org/t/waiting-for-missing-types-to-be-registered-node-red-node-email/72636)

<div class="topic-metadata">

**Author:** [@jmtkelly](https://discourse.nodered.org/u/jmtkelly)\
**Replies:** 9\
**Last updated:** [24 December 2022 15:21 UTC](https://discourse.nodered.org/t/waiting-for-missing-types-to-be-registered-node-red-node-email/72636 "2022-12-24T15:21:48Z")

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I am having problems trying to use the node-red-node-email node. I use the palette manager to download the latest version. The installation process is successful however the nodes do not show up in the node-red left-han…

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## [Sort an array, get the lowest three values and return the labels from those values](https://discourse.nodered.org/t/sort-an-array-get-the-lowest-three-values-and-return-the-labels-from-those-values/72653)

<div class="topic-metadata">

**Author:** [@sstolk11](https://discourse.nodered.org/u/sstolk11)\
**Replies:** 4\
**Last updated:** [24 December 2022 13:50 UTC](https://discourse.nodered.org/t/sort-an-array-get-the-lowest-three-values-and-return-the-labels-from-those-values/72653 "2022-12-24T13:50:54Z")

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I've got this array with different labels and always different values. I would like to have the three lowest values and return the labels in from of those values. I'm searching my \*ss off but JS and other code programm…

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## [How can i check if a bulb turn on by regular switch?](https://discourse.nodered.org/t/how-can-i-check-if-a-bulb-turn-on-by-regular-switch/72608)

<div class="topic-metadata">

**Author:** [@Sko](https://discourse.nodered.org/u/Sko)\
**Replies:** 6\
**Last updated:** [23 December 2022 22:17 UTC](https://discourse.nodered.org/t/how-can-i-check-if-a-bulb-turn-on-by-regular-switch/72608 "2022-12-23T22:17:25Z")

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Hi Forum, I m new to home assistant and node-red. I have in a room a regular switch and a smart bulb. The bulb is programmed by "behavior on power" to on. Is it possible to become a payload "on" when i switch with a reg…

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## [Trying to Launch Windows Application on Remote Windows Based Computer](https://discourse.nodered.org/t/trying-to-launch-windows-application-on-remote-windows-based-computer/72649)

<div class="topic-metadata">

**Author:** [@sagj](https://discourse.nodered.org/u/sagj)\
**Replies:** 1\
**Last updated:** [24 December 2022 01:36 UTC](https://discourse.nodered.org/t/trying-to-launch-windows-application-on-remote-windows-based-computer/72649 "2022-12-24T01:36:40Z")

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Hello Folks! I am trying to launch a windows executable program on a remote computer running MQTTBox app. I have node red installed on sending computer which is also a broker. I have this below setup on the Broker and…

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## [Having fun with SVG - playing with light sources](https://discourse.nodered.org/t/having-fun-with-svg-playing-with-light-sources/38346)

<div class="topic-metadata">

**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 27\
**Last updated:** [23 December 2022 20:50 UTC](https://discourse.nodered.org/t/having-fun-with-svg-playing-with-light-sources/38346 "2022-12-23T20:50:51Z")

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Hi folks, A HAPPY NEW YEAR to the entire community!! :champagne: :champagne: :champagne: While the wife and kids were still sleeping, I sneaked downstairs to experiment with light sources in SVG. Not sure whether thi…

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## [Database - Help / Advice Needed](https://discourse.nodered.org/t/database-help-advice-needed/72595)

<div class="topic-metadata">

**Author:** [@championc](https://discourse.nodered.org/u/championc)\
**Replies:** 15\
**Last updated:** [23 December 2022 19:50 UTC](https://discourse.nodered.org/t/database-help-advice-needed/72595 "2022-12-23T19:50:10Z")

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Hi all, I want to start saving my daily Solar Generation stats. So I will obviously start with saving a daily total and the date to some form of database - but what would the best one likely be for this - MySQL ? Afte…

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## [Extract Last BackUp Date from Samba BackUp sensor (HA)?](https://discourse.nodered.org/t/extract-last-backup-date-from-samba-backup-sensor-ha/72604)

<div class="topic-metadata">

**Author:** [@BernardS](https://discourse.nodered.org/u/BernardS)\
**Replies:** 2\
**Last updated:** [23 December 2022 19:14 UTC](https://discourse.nodered.org/t/extract-last-backup-date-from-samba-backup-sensor-ha/72604 "2022-12-23T19:14:58Z")

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Hello fellow NodeRed users, I'm a begginer, so please genltle :slight\_smile: I try to create an alerting system if the BackUp of my HomeAssistant server was not done on time. I have I nightly back-up done via the Samba…

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## [How should FlexDash support data drill-down?](https://discourse.nodered.org/t/how-should-flexdash-support-data-drill-down/72558)

<div class="topic-metadata">

**Author:** [@tve](https://discourse.nodered.org/u/tve)\
**Replies:** 6\
**Last updated:** [23 December 2022 16:44 UTC](https://discourse.nodered.org/t/how-should-flexdash-support-data-drill-down/72558 "2022-12-23T16:44:32Z")

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In general, dashboards aren't all that well suited to data drill down, but I keep wanting to support some drill-down... What I mean by that is that the dashboard displays some data and I'd like to be able to click on it …

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## [Issue with amixer "Simple mixer control" - different components in nodered exec node and in terminal](https://discourse.nodered.org/t/issue-with-amixer-simple-mixer-control-different-components-in-nodered-exec-node-and-in-terminal/72632)

<div class="topic-metadata">

**Author:** [@ttavlis](https://discourse.nodered.org/u/ttavlis)\
**Replies:** 2\
**Last updated:** [23 December 2022 15:20 UTC](https://discourse.nodered.org/t/issue-with-amixer-simple-mixer-control-different-components-in-nodered-exec-node-and-in-terminal/72632 "2022-12-23T15:20:28Z")

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Dear all, I have an issue and do not know how to solve it. It seems pretty simple, but I searched everywhere but could not find a solution, and also not derivate any solution. So there we go. I am using a Raspi 4b+ I h…

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