# Latest

**URL:** https://discourse.nodered.org/latest.md?page=535

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

**Page:** 536

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## [Speakerpi installation error](https://discourse.nodered.org/t/speakerpi-installation-error/65113)

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**Author:** [@surmi](https://discourse.nodered.org/u/surmi)\
**Replies:** 7\
**Last updated:** [15 July 2022 00:24 UTC](https://discourse.nodered.org/t/speakerpi-installation-error/65113 "2022-07-15T00:24:23Z")

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What could be the cause of the error? Hardware: Raspberry Pi 4B, 8G RAM

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## [Any way to get list of all triggers?](https://discourse.nodered.org/t/any-way-to-get-list-of-all-triggers/65014)

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**Author:** [@MyRandomThoughts](https://discourse.nodered.org/u/MyRandomThoughts)\
**Replies:** 9\
**Last updated:** [14 July 2022 20:31 UTC](https://discourse.nodered.org/t/any-way-to-get-list-of-all-triggers/65014 "2022-07-14T20:31:48Z")

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I have a lot of triggers. Some just run once, others every set time interval. Is there a way of getting a list of all these triggers and showing when they fire? My initial thought would be to parse the flows.json file…

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## [Linux command node for dates](https://discourse.nodered.org/t/linux-command-node-for-dates/65076)

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**Author:** [@rxdeath](https://discourse.nodered.org/u/rxdeath)\
**Replies:** 4\
**Last updated:** [14 July 2022 20:21 UTC](https://discourse.nodered.org/t/linux-command-node-for-dates/65076 "2022-07-14T20:21:48Z")

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i'm connected to a plc and am using avrdude to save firmware. i'm using a linux command node with the following syntax, and i want to add the date to the filename, so i know when the backup was made. ie:currently downl…

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## [Tcp listener, get data from client](https://discourse.nodered.org/t/tcp-listener-get-data-from-client/65110)

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**Author:** [@PiMo131](https://discourse.nodered.org/u/PiMo131)\
**Replies:** 0\
**Last updated:** [14 July 2022 19:31 UTC](https://discourse.nodered.org/t/tcp-listener-get-data-from-client/65110 "2022-07-14T19:31:13Z")

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When i use a tcp our node to create a listener on a certain port. My client device is able to connect and receive data from the tcp out node. But the client device also sends data back to the TCP out node / listener. Is…

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## [Trigger node not accepting msg.delay](https://discourse.nodered.org/t/trigger-node-not-accepting-msg-delay/65096)

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**Author:** [@Jsimon003](https://discourse.nodered.org/u/Jsimon003)\
**Replies:** 5\
**Last updated:** [14 July 2022 18:24 UTC](https://discourse.nodered.org/t/trigger-node-not-accepting-msg-delay/65096 "2022-07-14T18:24:43Z")

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Unsure what i'm doing wrong but i'm trying to set the delay of the trigger node to 1ms so the next message is passed through \[{"id":"f39a44549a9aa1b8","type":"tab","label":"Flow 1","disabled":false,"info":"","env":\[\]},{…

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## [HTTP request number of nodes](https://discourse.nodered.org/t/http-request-number-of-nodes/65108)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 2\
**Last updated:** [14 July 2022 18:13 UTC](https://discourse.nodered.org/t/http-request-number-of-nodes/65108 "2022-07-14T18:13:11Z")

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I have about a dozen NODEMCU's that I use for various measurements. To read them I use HTTP request. Each Nodemcu has a web page that I interrogate for the data and right now I send out a dozen requests at one time. Usua…

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## [Input debounce and Rotary Encoder issues on Raspberry Pi](https://discourse.nodered.org/t/input-debounce-and-rotary-encoder-issues-on-raspberry-pi/64805)

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**Author:** [@tymarbut](https://discourse.nodered.org/u/tymarbut)\
**Replies:** 3\
**Last updated:** [14 July 2022 17:51 UTC](https://discourse.nodered.org/t/input-debounce-and-rotary-encoder-issues-on-raspberry-pi/64805 "2022-07-14T17:51:37Z")

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Hi all, I have a rotary encoder connected to my Raspberry Pi running (recently-updated) Node Red (v2.2), nodejs (v14 LTS), Raspberry Pi OS Bullseye, etc. If you haven't used a rotary encoder before, here's how it works…

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## [Custom Baud rate doesn't work for Serial request on Node-red on Beaglebone Black](https://discourse.nodered.org/t/custom-baud-rate-doesnt-work-for-serial-request-on-node-red-on-beaglebone-black/63128)

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**Author:** [@akhileshthorat](https://discourse.nodered.org/u/akhileshthorat)\
**Replies:** 1\
**Last updated:** [14 July 2022 17:37 UTC](https://discourse.nodered.org/t/custom-baud-rate-doesnt-work-for-serial-request-on-node-red-on-beaglebone-black/63128 "2022-07-14T17:37:02Z")

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Hello Everyone, I have been using Beaglebone black with Node-red V1.3.5. I am using a serial node with custom baud rate 5787 bits per second. The node works for a while and then stops working. After a while, the node-re…

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## [Store data in JSON file alongside settings.js & include with require](https://discourse.nodered.org/t/store-data-in-json-file-alongside-settings-js-include-with-require/64852)

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**Author:** [@awneil](https://discourse.nodered.org/u/awneil)\
**Replies:** 9\
**Last updated:** [14 July 2022 16:20 UTC](https://discourse.nodered.org/t/store-data-in-json-file-alongside-settings-js-include-with-require/64852 "2022-07-14T16:20:01Z")

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Ref this post (in a thread now locked): So how, exactly, would one go about "including a JSON file in settings.js using require" ? @kuema

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## [Not able to Parse DINT type data using buffer parser](https://discourse.nodered.org/t/not-able-to-parse-dint-type-data-using-buffer-parser/65058)

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**Author:** [@saxenaramesh](https://discourse.nodered.org/u/saxenaramesh)\
**Replies:** 2\
**Last updated:** [14 July 2022 14:39 UTC](https://discourse.nodered.org/t/not-able-to-parse-dint-type-data-using-buffer-parser/65058 "2022-07-14T14:39:03Z")

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I have 2 devices connected on Modbus RS485 RTU loop. a. Device : Energy Meter : Selec make. I am reading Input Registers and Data type is FLOAT. I am able to Parse this sucessfully. b. Device : Temp Controller : Selec …

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## [How to deliver variable value to different flow when ui-button is pressed](https://discourse.nodered.org/t/how-to-deliver-variable-value-to-different-flow-when-ui-button-is-pressed/65081)

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**Author:** [@JackJackTan414](https://discourse.nodered.org/u/JackJackTan414)\
**Replies:** 7\
**Last updated:** [14 July 2022 14:12 UTC](https://discourse.nodered.org/t/how-to-deliver-variable-value-to-different-flow-when-ui-button-is-pressed/65081 "2022-07-14T14:12:47Z")

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Good day Guys. The first 3 image represents that I am trying to initialise a global variable "a" to be 1 whenever i press the button. And the value represented by variable "a" will be stored as "msg.test" and to be used …

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## [Combine payloads objects to one string](https://discourse.nodered.org/t/combine-payloads-objects-to-one-string/65094)

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**Author:** [@pkjacobsen](https://discourse.nodered.org/u/pkjacobsen)\
**Replies:** 8\
**Last updated:** [14 July 2022 14:03 UTC](https://discourse.nodered.org/t/combine-payloads-objects-to-one-string/65094 "2022-07-14T14:03:33Z")

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My project is to control the color of a bulb with a color picker node. The payload is on the picture. I need to alter the payload to use in a call service node like this {"rgb\_color":\[msg.payload.r,msg.payload.g,msg.p…

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## [\[solved\] Node-red v3.0.0, PI installer script - node-red does not start after installer is finished (setting.js 'No such file or directory')](https://discourse.nodered.org/t/solved-node-red-v3-0-0-pi-installer-script-node-red-does-not-start-after-installer-is-finished-setting-js-no-such-file-or-directory/65085)

<div class="topic-metadata">

**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 17\
**Last updated:** [14 July 2022 12:36 UTC](https://discourse.nodered.org/t/solved-node-red-v3-0-0-pi-installer-script-node-red-does-not-start-after-installer-is-finished-setting-js-no-such-file-or-directory/65085 "2022-07-14T12:36:48Z")

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TLDR: NOTE: The bash script has been fixed and now works. Just installed V3.0.0 on a Pi model 3B V1.2 and ran the 'diff' to compare the settngs.js files and get this: Just FYI : Your settings.js file is different from …

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## [How can i mention my "ui-button" code in the function node when it is pressed?](https://discourse.nodered.org/t/how-can-i-mention-my-ui-button-code-in-the-function-node-when-it-is-pressed/64819)

<div class="topic-metadata">

**Author:** [@JackJackTan414](https://discourse.nodered.org/u/JackJackTan414)\
**Replies:** 11\
**Last updated:** [14 July 2022 12:29 UTC](https://discourse.nodered.org/t/how-can-i-mention-my-ui-button-code-in-the-function-node-when-it-is-pressed/64819 "2022-07-14T12:29:23Z")

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Hello guys, i wanted to implement an "if "statement to execute the action once the button is pressed. By referring to my simple code below, other than using msg.payload or msg.topic , is there any other statement i can u…

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## [Help with converting string to hex array](https://discourse.nodered.org/t/help-with-converting-string-to-hex-array/65091)

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**Author:** [@PAT](https://discourse.nodered.org/u/PAT)\
**Replies:** 5\
**Last updated:** [14 July 2022 12:21 UTC](https://discourse.nodered.org/t/help-with-converting-string-to-hex-array/65091 "2022-07-14T12:21:16Z")

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Hi all please can someone help me with a conversion problem my incomming data from serial port looks like this. i have been able to break it up into the correct values and place in an array which im happy with ho…

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## [Chart node background customization](https://discourse.nodered.org/t/chart-node-background-customization/65024)

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**Author:** [@kocherjj](https://discourse.nodered.org/u/kocherjj)\
**Replies:** 2\
**Last updated:** [14 July 2022 12:09 UTC](https://discourse.nodered.org/t/chart-node-background-customization/65024 "2022-07-14T12:09:11Z")

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I have been using the chart node to track the temperature in my home for a while now. I am currently polling several temperature readings from around the house and pushing the average into a chart node every 5 minutes to…

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## [Node-Red v3.0.0 Pi - Node-RED is not yet fully installed](https://discourse.nodered.org/t/node-red-v3-0-0-pi-node-red-is-not-yet-fully-installed/65089)

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**Author:** [@pvandendool](https://discourse.nodered.org/u/pvandendool)\
**Replies:** 4\
**Last updated:** [14 July 2022 11:53 UTC](https://discourse.nodered.org/t/node-red-v3-0-0-pi-node-red-is-not-yet-fully-installed/65089 "2022-07-14T11:53:01Z")

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I try to update from \[3.0.0-beta.4\] but got the following msg on my pi: Node-RED is not yet fully installed. Please re-run the install script again manually. bash \<(curl -sL https://raw.githubusercontent.com/node-re…

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## [Locking editor, changing ui address](https://discourse.nodered.org/t/locking-editor-changing-ui-address/65078)

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**Author:** [@rxdeath](https://discourse.nodered.org/u/rxdeath)\
**Replies:** 3\
**Last updated:** [14 July 2022 09:12 UTC](https://discourse.nodered.org/t/locking-editor-changing-ui-address/65078 "2022-07-14T09:12:30Z")

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i've tried to find this since i'm sure others have asked, but couldn't find the magic search words: is there a (reasonably easy) way to : a. make it so the ui is just ip address like http://192.168.1.10 b. make i…

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## [Need to assure this array comes in correct order each time](https://discourse.nodered.org/t/need-to-assure-this-array-comes-in-correct-order-each-time/65068)

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**Author:** [@FSHelgeland](https://discourse.nodered.org/u/FSHelgeland)\
**Replies:** 8\
**Last updated:** [14 July 2022 08:27 UTC](https://discourse.nodered.org/t/need-to-assure-this-array-comes-in-correct-order-each-time/65068 "2022-07-14T08:27:45Z")

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\[ { "id": "b76bac04bae58859", "type": "tibber-data", "z": "916e1a31b235314f", "name": "", "active": true, "apiEndpointRef": "8a80f84f.0cbd98", "queryName": "get…

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## [Tesseract - Different result between demo and node-red](https://discourse.nodered.org/t/tesseract-different-result-between-demo-and-node-red/65043)

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**Author:** [@Yusseiin](https://discourse.nodered.org/u/Yusseiin)\
**Replies:** 2\
**Last updated:** [14 July 2022 05:37 UTC](https://discourse.nodered.org/t/tesseract-different-result-between-demo-and-node-red/65043 "2022-07-14T05:37:46Z")

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I'm trying to make the "node-red-contrib-tesseract" working with my application. I need to get the text from a recepit. In the demo work flawless without problem even using eng language ( lang is ita ) but in node-red …

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## [OCPP and NodeRED](https://discourse.nodered.org/t/ocpp-and-nodered/65063)

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**Author:** [@01mk027](https://discourse.nodered.org/u/01mk027)\
**Replies:** 2\
**Last updated:** [13 July 2022 21:21 UTC](https://discourse.nodered.org/t/ocpp-and-nodered/65063 "2022-07-13T21:21:03Z")

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Hi all; I intend to write EV charging central system. I wonder that, is NodeRED is suitable to manage and organise thousands of EV charging units? I don't know about hardware. I'll use OCPP protocol (1.5 and 1.6). Mongo…

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## [Elastic variable indexname](https://discourse.nodered.org/t/elastic-variable-indexname/65066)

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**Author:** [@Hans4711](https://discourse.nodered.org/u/Hans4711)\
**Replies:** 0\
**Last updated:** [13 July 2022 20:23 UTC](https://discourse.nodered.org/t/elastic-variable-indexname/65066 "2022-07-13T20:23:01Z")

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Hi all, I'm proud to get topics from tasmotas and can store within elastic The elastic plugin provids a index name field. Right now i just use iot for index. I'd love to enhance it with monthly change of name like "io…

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## [Node red to S7 PLC error \[0x8104\]](https://discourse.nodered.org/t/node-red-to-s7-plc-error-0x8104/65026)

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**Author:** [@Vctr32](https://discourse.nodered.org/u/Vctr32)\
**Replies:** 5\
**Last updated:** [13 July 2022 18:44 UTC](https://discourse.nodered.org/t/node-red-to-s7-plc-error-0x8104/65026 "2022-07-13T18:44:36Z")

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Hi, I'm using a pc with windows 7 as my nodered host, and connecting to a S7 416-3 via ethernet through a CP 443-1. I've already created some variables, ( DBW and DBX) and I can write the Int numbers in the DBW and als…

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## [Followup: How to make money from a Node-RED node?](https://discourse.nodered.org/t/followup-how-to-make-money-from-a-node-red-node/65034)

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**Author:** [@wolfred](https://discourse.nodered.org/u/wolfred)\
**Replies:** 2\
**Last updated:** [13 July 2022 18:09 UTC](https://discourse.nodered.org/t/followup-how-to-make-money-from-a-node-red-node/65034 "2022-07-13T18:09:44Z")

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Two years ago I posted the thread How to make money from a Node-RED node?. Do we have any progress here? Maybe some experiences in licensing nodes or professional services around nodes? I have seen just one approach to…

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## [Array parsing question](https://discourse.nodered.org/t/array-parsing-question/65049)

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**Author:** [@mobamoba](https://discourse.nodered.org/u/mobamoba)\
**Replies:** 8\
**Last updated:** [13 July 2022 17:33 UTC](https://discourse.nodered.org/t/array-parsing-question/65049 "2022-07-13T17:33:14Z")

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Is there a way parse an array without a function node? For example, if the data I'm receiving is in the form: msg.payload.value\[0-9\].anothervalue, can I split it and grab the 10 anothervalues without doing a for loop in …

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## [How to debug performance issues](https://discourse.nodered.org/t/how-to-debug-performance-issues/64693)

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**Author:** [@tsknightstorm](https://discourse.nodered.org/u/tsknightstorm)\
**Replies:** 28\
**Last updated:** [13 July 2022 17:16 UTC](https://discourse.nodered.org/t/how-to-debug-performance-issues/64693 "2022-07-13T17:16:02Z")

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For my home automation I have the following system. HW: RPi 3 OS: Raspbian V11 Node-Red: v2.2.2 NodeRed Dashboard: v3.1.6 I started with my project years ago and builded it up step by step. In the beginning the syst…

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## [How to pull a variable from an array in payload](https://discourse.nodered.org/t/how-to-pull-a-variable-from-an-array-in-payload/65057)

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**Author:** [@jaimmor](https://discourse.nodered.org/u/jaimmor)\
**Replies:** 6\
**Last updated:** [13 July 2022 16:08 UTC](https://discourse.nodered.org/t/how-to-pull-a-variable-from-an-array-in-payload/65057 "2022-07-13T16:08:10Z")

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Hi all Hoping someone can help me. I am trying to pull sensor information from a device (MQTT), but having trouble extracting just what I need from the payload. Debug output looks like this: 7/13/2022, 10:24:01 AM no…

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## [Change border color to text input node](https://discourse.nodered.org/t/change-border-color-to-text-input-node/13288)

<div class="topic-metadata">

**Author:** [@sysman83](https://discourse.nodered.org/u/sysman83)\
**Replies:** 9\
**Last updated:** [13 July 2022 15:30 UTC](https://discourse.nodered.org/t/change-border-color-to-text-input-node/13288 "2022-07-13T15:30:14Z")

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Hi, I’ve been working on a home project using the dashboard ui nodes. I’ve been able to change dynamically the text and background colors of the buttons. However, the one item I haven’t figured out is how to change the …

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## [Node-red-node-dropbox token expiration](https://discourse.nodered.org/t/node-red-node-dropbox-token-expiration/65008)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 22\
**Last updated:** [13 July 2022 14:31 UTC](https://discourse.nodered.org/t/node-red-node-dropbox-token-expiration/65008 "2022-07-13T14:31:33Z")

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Since the Dropbox API was changed about a year ago, users have found that they need to continually apply for new tokens for the node Auth to work. This topic is to discuss the issue, and try and find a resolution to res…

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## [Measurements average](https://discourse.nodered.org/t/measurements-average/65054)

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**Author:** [@Nobbody](https://discourse.nodered.org/u/Nobbody)\
**Replies:** 1\
**Last updated:** [13 July 2022 14:23 UTC](https://discourse.nodered.org/t/measurements-average/65054 "2022-07-13T14:23:09Z")

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I want to read 100 values from an I2C chip. This is supposed to happen as follows. read value Write value to the array read value Write value to the array after the 100 measurements, the average should then be forme…

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