# Latest

**URL:** https://discourse.nodered.org/latest.md?page=279

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

**Page:** 280

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## [Hello \*To function node Please tell me how to read 485 serial data\*](https://discourse.nodered.org/t/hello-to-function-node-please-tell-me-how-to-read-485-serial-data/82634)

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**Author:** [@ShinDongHen](https://discourse.nodered.org/u/ShinDongHen)\
**Replies:** 0\
**Last updated:** [6 November 2023 01:24 UTC](https://discourse.nodered.org/t/hello-to-function-node-please-tell-me-how-to-read-485-serial-data/82634 "2023-11-06T01:24:31Z")

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hello id 3 as function node hex 03 03 00 01 00 10 I will attach a photo of the manual. Function JavaScript is msg.payload = { 'fc': 3, 'unitid': 3; 'address': 0x0001, 'quantity': 0x0010, }; return msg; What I …

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## [Data from nodes in a flow](https://discourse.nodered.org/t/data-from-nodes-in-a-flow/82633)

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**Author:** [@Tomi](https://discourse.nodered.org/u/Tomi)\
**Replies:** 2\
**Last updated:** [6 November 2023 00:59 UTC](https://discourse.nodered.org/t/data-from-nodes-in-a-flow/82633 "2023-11-06T00:59:06Z")

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Hello I am using a translator Can I receive data from a node in one flow from multiple flows?

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## [Problem with CSV import data parsing](https://discourse.nodered.org/t/problem-with-csv-import-data-parsing/82625)

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**Author:** [@JeromeVISUALS](https://discourse.nodered.org/u/JeromeVISUALS)\
**Replies:** 12\
**Last updated:** [5 November 2023 23:36 UTC](https://discourse.nodered.org/t/problem-with-csv-import-data-parsing/82625 "2023-11-05T23:36:25Z")

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Hi there ! I have a small problem with CSV data in Node RED. The CSV imported includes some fields like : ;{};{"desc":"blabla","label":""};\[\]; When I import this and stores in a global Var, I get this : On of cou…

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## [JSON Arrays to Home Assistant](https://discourse.nodered.org/t/json-arrays-to-home-assistant/81765)

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**Author:** [@Linhey](https://discourse.nodered.org/u/Linhey)\
**Replies:** 9\
**Last updated:** [5 November 2023 21:36 UTC](https://discourse.nodered.org/t/json-arrays-to-home-assistant/81765 "2023-11-05T21:36:12Z")

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I have been experimenting with Node red now for about a year and half and one of my puzzling requirements was to get the JSON array data into a Home Assistant flex-table-card. Finally today, the penny dropped and I thou…

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## [Cronplus no message after node-red reboot](https://discourse.nodered.org/t/cronplus-no-message-after-node-red-reboot/82622)

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**Author:** [@janwolf](https://discourse.nodered.org/u/janwolf)\
**Replies:** 4\
**Last updated:** [5 November 2023 20:51 UTC](https://discourse.nodered.org/t/cronplus-no-message-after-node-red-reboot/82622 "2023-11-05T20:51:48Z")

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Is there a way when using cronplus that it will send at reboot the actual playload of schedule activated ?

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## [Insert data to oracle database with oracledb-mod](https://discourse.nodered.org/t/insert-data-to-oracle-database-with-oracledb-mod/82611)

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**Author:** [@robsonsilva](https://discourse.nodered.org/u/robsonsilva)\
**Replies:** 4\
**Last updated:** [5 November 2023 17:51 UTC](https://discourse.nodered.org/t/insert-data-to-oracle-database-with-oracledb-mod/82611 "2023-11-05T17:51:30Z")

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Hello everyone. First of all I'm a newbie using node-red. I'm trying to insert some data into oracle database using oracledb-mod. As you can see on prints I'm facing some errors to just to insert. I had success to selec…

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## [Cronplus node schedule(s) state at boot](https://discourse.nodered.org/t/cronplus-node-schedule-s-state-at-boot/82594)

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**Author:** [@biros](https://discourse.nodered.org/u/biros)\
**Replies:** 26\
**Last updated:** [5 November 2023 16:43 UTC](https://discourse.nodered.org/t/cronplus-node-schedule-s-state-at-boot/82594 "2023-11-05T16:43:32Z")

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hi, the cronplus node does not retain the stop/start state of the schedules after a reboot. i have a cronplus node set up with 3 different schedules and if i stop let's say the first then reboot the raspberry pi, all 3…

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## [Using Node-Red instead of curl for a api request](https://discourse.nodered.org/t/using-node-red-instead-of-curl-for-a-api-request/82623)

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**Author:** [@seballa](https://discourse.nodered.org/u/seballa)\
**Replies:** 4\
**Last updated:** [5 November 2023 15:21 UTC](https://discourse.nodered.org/t/using-node-red-instead-of-curl-for-a-api-request/82623 "2023-11-05T15:21:49Z")

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I came across node-red with a flow which is reading out charging values from my SMA wallbox. The flow was pre configured. From that starting point I played around a lot, dove into node-red, looked at all parts of the flo…

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## [Not able to install node-red-contrib-dmxusbpro](https://discourse.nodered.org/t/not-able-to-install-node-red-contrib-dmxusbpro/82617)

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**Author:** [@RichardSchouw](https://discourse.nodered.org/u/RichardSchouw)\
**Replies:** 5\
**Last updated:** [5 November 2023 12:10 UTC](https://discourse.nodered.org/t/not-able-to-install-node-red-contrib-dmxusbpro/82617 "2023-11-05T12:10:26Z")

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Hello everyone, When trying to install "node-red-contrib-dmxusbpro" i am getting big errors. I don't have the knowledge to troubleshoot it myself. Hopefully someone can help me out here! This is the error that i get: 5…

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## [Problems with run node red start](https://discourse.nodered.org/t/problems-with-run-node-red-start/82610)

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**Author:** [@jacol184](https://discourse.nodered.org/u/jacol184)\
**Replies:** 4\
**Last updated:** [5 November 2023 08:53 UTC](https://discourse.nodered.org/t/problems-with-run-node-red-start/82610 "2023-11-05T08:53:24Z")

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Suddenly my node red stopped working, reinstalling does not solve the problem : logs i Node-RED works better with the Firefox or Chrome browser Use node-red-stop to stop Node-RED Use node…

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## [OPC DA Client or Gateway](https://discourse.nodered.org/t/opc-da-client-or-gateway/8335)

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**Author:** [@vloecken](https://discourse.nodered.org/u/vloecken)\
**Replies:** 26\
**Last updated:** [5 November 2023 06:28 UTC](https://discourse.nodered.org/t/opc-da-client-or-gateway/8335 "2023-11-05T06:28:14Z")

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Hi, does anyone know a way to get data from a OPC DA Server. Or does someone know another software as a Gateway OPC DA to UA or to OPC UA ? I need to get Data from a OPC DA to the cloud.

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## [I need some help....flow is attached](https://discourse.nodered.org/t/i-need-some-help-flow-is-attached/82606)

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**Author:** [@Automata](https://discourse.nodered.org/u/Automata)\
**Replies:** 5\
**Last updated:** [4 November 2023 21:46 UTC](https://discourse.nodered.org/t/i-need-some-help-flow-is-attached/82606 "2023-11-04T21:46:11Z")

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Hey, new here to all of this. managed to get a flow going, uploaded ghost thermostat ui, i can manually turn on my relays, managed to converted temp from c to f, tied in an occupany pir sensor. everything is working ma…

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## [Function Node error](https://discourse.nodered.org/t/function-node-error/82433)

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**Author:** [@klio-klio](https://discourse.nodered.org/u/klio-klio)\
**Replies:** 19\
**Last updated:** [4 November 2023 20:51 UTC](https://discourse.nodered.org/t/function-node-error/82433 "2023-11-04T20:51:47Z")

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Hello, can someone help me..... I want to write function node. First true signal is forwarded. after that, all signals are blocked for 30 seconds. After that, all signals are forwarded. With False, Function Node will b…

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## [Example minimal custom node playground](https://discourse.nodered.org/t/example-minimal-custom-node-playground/82503)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 1\
**Last updated:** [4 November 2023 15:55 UTC](https://discourse.nodered.org/t/example-minimal-custom-node-playground/82503 "2023-11-04T15:55:16Z")

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Hi all, Been meaning to create a new playground template for a while for my own use. Finally got round to it. Maybe there are others who will find it helpful. No real documentation in it as yet I'm afraid. There is …

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## [Trigger-Node question](https://discourse.nodered.org/t/trigger-node-question/82602)

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**Author:** [@xytsrm](https://discourse.nodered.org/u/xytsrm)\
**Replies:** 2\
**Last updated:** [4 November 2023 14:14 UTC](https://discourse.nodered.org/t/trigger-node-question/82602 "2023-11-04T14:14:38Z")

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I was hoping that sending a null to a trigger-node would prevent it from triggering; it does not. I've since used a switch-node to filter flow. But, am I missing something; is there an easier way to stop a trigger-node f…

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## [Converting an uint32sw value (2 read modbus registers) to float](https://discourse.nodered.org/t/converting-an-uint32sw-value-2-read-modbus-registers-to-float/82595)

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**Author:** [@americanium](https://discourse.nodered.org/u/americanium)\
**Replies:** 9\
**Last updated:** [4 November 2023 13:29 UTC](https://discourse.nodered.org/t/converting-an-uint32sw-value-2-read-modbus-registers-to-float/82595 "2023-11-04T13:29:24Z")

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Hello! I am getting information via Modbus from my pv inverter. The value "total\_power\_export" is stored in 2 registers as uint32sw. How can i parse this information in a float value? I tried a function with some code…

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## [Always indicate "stopped" for my remote-access node](https://discourse.nodered.org/t/always-indicate-stopped-for-my-remote-access-node/82596)

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**Author:** [@henrychanflag](https://discourse.nodered.org/u/henrychanflag)\
**Replies:** 2\
**Last updated:** [4 November 2023 08:35 UTC](https://discourse.nodered.org/t/always-indicate-stopped-for-my-remote-access-node/82596 "2023-11-04T08:35:22Z")

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Hi, I've used Remote-red some time ago and it was fine. However, today I want to use again, I find that the remote-access node always showing "stopped". I've already udpated the latest version of this node. However, it…

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## [Version 3.0 of node-red-contrib-caseta released](https://discourse.nodered.org/t/version-3-0-of-node-red-contrib-caseta-released/82562)

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**Author:** [@Vahdettin](https://discourse.nodered.org/u/Vahdettin)\
**Replies:** 2\
**Last updated:** [4 November 2023 01:26 UTC](https://discourse.nodered.org/t/version-3-0-of-node-red-contrib-caseta-released/82562 "2023-11-04T01:26:34Z")

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A new and vastly reworked version of node-red-contrib-caseta has been released and is available. There are major changes in this version that may result in broken flows so please check out the documentation at the link …

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## [Error adding flows Cannot read properties of undefined (reading 'substring')](https://discourse.nodered.org/t/error-adding-flows-cannot-read-properties-of-undefined-reading-substring/82592)

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**Author:** [@ksalhoff](https://discourse.nodered.org/u/ksalhoff)\
**Replies:** 1\
**Last updated:** [3 November 2023 21:56 UTC](https://discourse.nodered.org/t/error-adding-flows-cannot-read-properties-of-undefined-reading-substring/82592 "2023-11-03T21:56:35Z")

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On startup, I'm seeing this message on the dashboard and no flows are showing / loading:

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## [SVG-Graphics cx\_hide](https://discourse.nodered.org/t/svg-graphics-cx-hide/82558)

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**Author:** [@ninaaa](https://discourse.nodered.org/u/ninaaa)\
**Replies:** 3\
**Last updated:** [3 November 2023 21:49 UTC](https://discourse.nodered.org/t/svg-graphics-cx-hide/82558 "2023-11-03T21:49:59Z")

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Hello, I would like to show/hide an element in an svg graphic. I looked at a few things about this and via cx\_hide it also works in template (with function "return { payload: msg.payload, topic: "xxxx@cx\_hide" };". …

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## [Sunset-Sunrise time period detection](https://discourse.nodered.org/t/sunset-sunrise-time-period-detection/82579)

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**Author:** [@xytsrm](https://discourse.nodered.org/u/xytsrm)\
**Replies:** 9\
**Last updated:** [3 November 2023 21:35 UTC](https://discourse.nodered.org/t/sunset-sunrise-time-period-detection/82579 "2023-11-03T21:35:56Z")

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I currently have a process that has a random event that turns on a lamp, but I want that lamp only to turn on between sunset & sunrise. Ideally I would prefer a node that would pass an input to the output between sunris…

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## [Display Text (JSON) on the Dashboard](https://discourse.nodered.org/t/display-text-json-on-the-dashboard/82587)

<div class="topic-metadata">

**Author:** [@joerg\_w](https://discourse.nodered.org/u/joerg_w)\
**Replies:** 6\
**Last updated:** [3 November 2023 19:44 UTC](https://discourse.nodered.org/t/display-text-json-on-the-dashboard/82587 "2023-11-03T19:44:31Z")

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Hi, I have a MQTT Input and I get several message types and I want to display them using a dashboard node (template widget) That works for simple text objects quite fine but how can I display more complex JSON objects …

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## [Have I been hacked?](https://discourse.nodered.org/t/have-i-been-hacked/82408)

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**Author:** [@muggins](https://discourse.nodered.org/u/muggins)\
**Replies:** 61\
**Last updated:** [3 November 2023 18:13 UTC](https://discourse.nodered.org/t/have-i-been-hacked/82408 "2023-11-03T18:13:53Z")

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My RPI had been acting up and upon investigation my flows.json file was empty. I restored the backup file only to find that lots of the nodes were way off the bottom right of the screen and unreachable. I examined the fl…

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## [Force disconnection of TCP connection](https://discourse.nodered.org/t/force-disconnection-of-tcp-connection/82436)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 31\
**Last updated:** [3 November 2023 18:04 UTC](https://discourse.nodered.org/t/force-disconnection-of-tcp-connection/82436 "2023-11-03T18:04:55Z")

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In my fun MQTT broker project, part of the MQTT spec is to force a disconnection to a connected client from my broker under certain circumstances. I don't think it looks possible to do that with the TCP nodes but just a…

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## [Trouble with timezone in Node-Red, Docker, Synology NAS](https://discourse.nodered.org/t/trouble-with-timezone-in-node-red-docker-synology-nas/81998)

<div class="topic-metadata">

**Author:** [@Daniel-WW](https://discourse.nodered.org/u/Daniel-WW)\
**Replies:** 7\
**Last updated:** [3 November 2023 17:27 UTC](https://discourse.nodered.org/t/trouble-with-timezone-in-node-red-docker-synology-nas/81998 "2023-11-03T17:27:31Z")

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Hello, I'm running node-red in a docker container on a Synology NAS. Unfortunately, I'm not able to set the right, local Timezone (Europe/Berlin). I mounted the following Volumes - /etc/TZ:/etc/timezone:ro …

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## [Using Influxdb node in a subflow - cannot set scope of config node](https://discourse.nodered.org/t/using-influxdb-node-in-a-subflow-cannot-set-scope-of-config-node/82499)

<div class="topic-metadata">

**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 4\
**Last updated:** [3 November 2023 16:10 UTC](https://discourse.nodered.org/t/using-influxdb-node-in-a-subflow-cannot-set-scope-of-config-node/82499 "2023-11-03T16:10:52Z")

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If I add an MQTT node to a subflow, then in the server setup I select to add a new server, then at the bottom of config node's edit screen I get a dropdown that allows me to select the subflow as the context for the node…

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## [Undefined dashboard](https://discourse.nodered.org/t/undefined-dashboard/82522)

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**Author:** [@dairesmacedoo](https://discourse.nodered.org/u/dairesmacedoo)\
**Replies:** 31\
**Last updated:** [3 November 2023 15:53 UTC](https://discourse.nodered.org/t/undefined-dashboard/82522 "2023-11-03T15:53:14Z")

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Currently, my Node Red had the following problem: when opening the dashboard, a tab with the name undefined is opened and thus the UI does not appear. Could anyone help? The panel is located on the IP http://192.168.0.10…

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## [Control TAPO devices cloudless](https://discourse.nodered.org/t/control-tapo-devices-cloudless/82577)

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**Author:** [@zisco67](https://discourse.nodered.org/u/zisco67)\
**Replies:** 1\
**Last updated:** [3 November 2023 14:49 UTC](https://discourse.nodered.org/t/control-tapo-devices-cloudless/82577 "2023-11-03T14:49:19Z")

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I want to control my devices of course cloudless; that's why I'm wondering that, for instance, the Tapo node requires my tapo-credentials as well as the local ip of the device? Any further information?

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## [Unable to pull docker image](https://discourse.nodered.org/t/unable-to-pull-docker-image/82574)

<div class="topic-metadata">

**Author:** [@tnowak](https://discourse.nodered.org/u/tnowak)\
**Replies:** 2\
**Last updated:** [3 November 2023 12:19 UTC](https://discourse.nodered.org/t/unable-to-pull-docker-image/82574 "2023-11-03T12:19:28Z")

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Hi, I have a strange issue I can't solve myself. I'm was unable to upgrade node-red docker doing a pull so I've removed it and I've found I can't create a new one: Portainer says no such image: Meantime in the sy…

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## [\[Article\] Node-RED Development: The Numbers](https://discourse.nodered.org/t/article-node-red-development-the-numbers/82554)

<div class="topic-metadata">

**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 10\
**Last updated:** [3 November 2023 11:52 UTC](https://discourse.nodered.org/t/article-node-red-development-the-numbers/82554 "2023-11-03T11:52:00Z")

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Hi There! Following up on a discussion had over here, I wrote an article on analysing Node-RED Development by numbers. It's a collection of my interpretations of those numbers, there is a link in the article to the flo…

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