# Latest

**URL:** https://discourse.nodered.org/latest.md?page=448

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

**Page:** 449

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## [Node-red-contrib-themes won't install](https://discourse.nodered.org/t/node-red-contrib-themes-wont-install/71531)

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**Author:** [@ptalbot](https://discourse.nodered.org/u/ptalbot)\
**Replies:** 5\
**Last updated:** [1 December 2022 14:22 UTC](https://discourse.nodered.org/t/node-red-contrib-themes-wont-install/71531 "2022-12-01T14:22:11Z")

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Problems: When I try to use the dashboard/Theme/Style/Dark, it doesn't work When I try to use the dashboard/Site/Always show side menu, it doesn't work After changing those setting, I always do a full Deploy. I have …

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## [Broken strings patching back together](https://discourse.nodered.org/t/broken-strings-patching-back-together/71554)

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**Author:** [@PiMo131](https://discourse.nodered.org/u/PiMo131)\
**Replies:** 1\
**Last updated:** [1 December 2022 14:06 UTC](https://discourse.nodered.org/t/broken-strings-patching-back-together/71554 "2022-12-01T14:06:06Z")

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Hi everyone, I am having an issue with strings that are coming from a TCP request node which is set to 'Keep open' I need this in order to be able to send and receive data. I am getting a buffer which I am converting to…

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## [How to calculate average daily temperature from one single sensor](https://discourse.nodered.org/t/how-to-calculate-average-daily-temperature-from-one-single-sensor/71431)

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**Author:** [@Robertotarga](https://discourse.nodered.org/u/Robertotarga)\
**Replies:** 17\
**Last updated:** [1 December 2022 13:54 UTC](https://discourse.nodered.org/t/how-to-calculate-average-daily-temperature-from-one-single-sensor/71431 "2022-12-01T13:54:33Z")

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Hi, I'm struggling to find a suitable node to calculate the average daily temperature coming from one single external sensor. This value has to be stored in influxdb each day at midnight together with home energy consump…

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## [MQTT In: Disconnect after Re-Deploy](https://discourse.nodered.org/t/mqtt-in-disconnect-after-re-deploy/71541)

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**Author:** [@michael-b](https://discourse.nodered.org/u/michael-b)\
**Replies:** 4\
**Last updated:** [1 December 2022 13:09 UTC](https://discourse.nodered.org/t/mqtt-in-disconnect-after-re-deploy/71541 "2022-12-01T13:09:02Z")

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Hi all, I'm new to Node-RED but I think I'm facing a bug, or I'm misunderstanding something completely. I am using MQTT-In to subscribe to a MQTT topic. I'm using Mosquitto 2.0 and MQTT 5.0 which I read is supported by …

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## [Failed to start server](https://discourse.nodered.org/t/failed-to-start-server/71509)

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**Author:** [@ALIEN](https://discourse.nodered.org/u/ALIEN)\
**Replies:** 10\
**Last updated:** [1 December 2022 12:34 UTC](https://discourse.nodered.org/t/failed-to-start-server/71509 "2022-12-01T12:34:58Z")

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Dear friends, Hi, Thanks in advance for your support for solving our problems. I have a situation that I don't know what to do! I already read all the topics related to this problem but still I have this error :thinking …

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## [Telegrambot action no response from User input](https://discourse.nodered.org/t/telegrambot-action-no-response-from-user-input/71549)

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**Author:** [@naasmarais](https://discourse.nodered.org/u/naasmarais)\
**Replies:** 0\
**Last updated:** [1 December 2022 12:11 UTC](https://discourse.nodered.org/t/telegrambot-action-no-response-from-user-input/71549 "2022-12-01T12:11:33Z")

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Hi All I have built a flow for my home automation that involves topping up my battery backup from the grid if the SoC is below a certain %. Issue I have is that the inline keyboard goes to the send response which has to…

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## [OPC UA server node giving "TypeError: Cannot read properties of undefined (reading 'indexOf')"](https://discourse.nodered.org/t/opc-ua-server-node-giving-typeerror-cannot-read-properties-of-undefined-reading-indexof/71547)

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**Author:** [@dinesh](https://discourse.nodered.org/u/dinesh)\
**Replies:** 0\
**Last updated:** [1 December 2022 11:49 UTC](https://discourse.nodered.org/t/opc-ua-server-node-giving-typeerror-cannot-read-properties-of-undefined-reading-indexof/71547 "2022-12-01T11:49:21Z")

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Hi, I am using node-red-contrib-opcua( 0.2.292) latest version. The OPC UA server is actually working fine but keep giving "TypeError: Cannot read properties of undefined (reading 'indexOf')" when a variable is getting…

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## [No sound from exec play audio command](https://discourse.nodered.org/t/no-sound-from-exec-play-audio-command/70432)

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**Author:** [@ompl](https://discourse.nodered.org/u/ompl)\
**Replies:** 5\
**Last updated:** [1 December 2022 11:31 UTC](https://discourse.nodered.org/t/no-sound-from-exec-play-audio-command/70432 "2022-12-01T11:31:27Z")

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Hello, I have a problem with bluetooth audio output. I try to play sounds with diffrends commands "aplay, cvlc and mpg123" which I installed. From Raspberry pi Zero 2 w with the help of the command line it works fine. Bu…

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## [Two payloads to pass in parameters of the HTTP request URL resolving in undefined](https://discourse.nodered.org/t/two-payloads-to-pass-in-parameters-of-the-http-request-url-resolving-in-undefined/71486)

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**Author:** [@amit\_meld](https://discourse.nodered.org/u/amit_meld)\
**Replies:** 4\
**Last updated:** [1 December 2022 09:18 UTC](https://discourse.nodered.org/t/two-payloads-to-pass-in-parameters-of-the-http-request-url-resolving-in-undefined/71486 "2022-12-01T09:18:21Z")

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Hello ! I want to provide start date and end date in the parameters of a POST http request URL. My flow looks like below - I am fetching end date as tomorrow using below code. var tomorrow = new Date(); tomorrow.s…

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## [Node-RED integration with Keycloak gives Error self signed certificate](https://discourse.nodered.org/t/node-red-integration-with-keycloak-gives-error-self-signed-certificate/71500)

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**Author:** [@Yogeshwari](https://discourse.nodered.org/u/Yogeshwari)\
**Replies:** 2\
**Last updated:** [1 December 2022 08:14 UTC](https://discourse.nodered.org/t/node-red-integration-with-keycloak-gives-error-self-signed-certificate/71500 "2022-12-01T08:14:27Z")

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Hi, I have integrated node-red with keycloak i get redirected to keycloak and then after authentication node-red page appears but i get below issue. Can anyone help here please. Thank you in advance. Error : Self signe…

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## [Issues Installing Nodes on a Raspberry Pi 4 with 2 IP Addresses](https://discourse.nodered.org/t/issues-installing-nodes-on-a-raspberry-pi-4-with-2-ip-addresses/71485)

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**Author:** [@VRomanov](https://discourse.nodered.org/u/VRomanov)\
**Replies:** 13\
**Last updated:** [1 December 2022 07:56 UTC](https://discourse.nodered.org/t/issues-installing-nodes-on-a-raspberry-pi-4-with-2-ip-addresses/71485 "2022-12-01T07:56:38Z")

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Hi everyone, I've been stuck on this for a while now... A few threads exist, but none of the solutions seem to work for me. I've installed Node-Red on a Raspberry Pi 4 using current best practices. Everything installed…

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## [Switch - inject colour](https://discourse.nodered.org/t/switch-inject-colour/71522)

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**Author:** [@Misiek](https://discourse.nodered.org/u/Misiek)\
**Replies:** 6\
**Last updated:** [1 December 2022 06:55 UTC](https://discourse.nodered.org/t/switch-inject-colour/71522 "2022-12-01T06:55:17Z")

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How can I inject the color to the switch \[{"id":"f3234e1e.0871","type":"ui\_button","z":"5f148060.7dc86","name":"","group":"b648849d.e9ced8","order":0,"width":0,"height":0,"passthru":false,"label":"true","tooltip":"","co…

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## [Send a selfie picture from a mobile device to node-red server](https://discourse.nodered.org/t/send-a-selfie-picture-from-a-mobile-device-to-node-red-server/18715)

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**Author:** [@wym](https://discourse.nodered.org/u/wym)\
**Replies:** 23\
**Last updated:** [1 December 2022 04:13 UTC](https://discourse.nodered.org/t/send-a-selfie-picture-from-a-mobile-device-to-node-red-server/18715 "2022-12-01T04:13:44Z")

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Hi all I'm quite new to node-red, looking for a solution for the following task to be done, the basic idea would be: There is a node-red server with a dashboard running on a linux system at home. Any persons (with acc…

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## [Header column grouping](https://discourse.nodered.org/t/header-column-grouping/71528)

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**Author:** [@afafirmansyah](https://discourse.nodered.org/u/afafirmansyah)\
**Replies:** 0\
**Last updated:** [1 December 2022 01:48 UTC](https://discourse.nodered.org/t/header-column-grouping/71528 "2022-12-01T01:48:30Z")

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how to add Header column grouping??

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## [Bluetooth audio - mpg123](https://discourse.nodered.org/t/bluetooth-audio-mpg123/71527)

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**Author:** [@Lights1971](https://discourse.nodered.org/u/Lights1971)\
**Replies:** 0\
**Last updated:** [1 December 2022 01:12 UTC](https://discourse.nodered.org/t/bluetooth-audio-mpg123/71527 "2022-12-01T01:12:56Z")

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I'm hoping someone out there might have experienced this issue and managed to resolve it. I am running my nodered instance on a raspberry pi with Raspbian Bullseye. I have a flow that plays a mp3 file using the mpg123 c…

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## [Uibuilder v6 beta - Ready to test](https://discourse.nodered.org/t/uibuilder-v6-beta-ready-to-test/71302)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [1 December 2022 00:46 UTC](https://discourse.nodered.org/t/uibuilder-v6-beta-ready-to-test/71302 "2022-12-01T00:46:22Z")

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Hi uibuilder fans, been rather too quiet on the uibuilder front recently. Been another odd and crazy busy year. However, I'm trying to get back into the next set of improvements for uibuilder and I think it is now pretty…

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## [Sensor.iphone\_xxxxxx\_ssid](https://discourse.nodered.org/t/sensor-iphone-xxxxxx-ssid/71524)

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**Author:** [@albertocapecchi795](https://discourse.nodered.org/u/albertocapecchi795)\
**Replies:** 0\
**Last updated:** [30 November 2022 22:06 UTC](https://discourse.nodered.org/t/sensor-iphone-xxxxxx-ssid/71524 "2022-11-30T22:06:10Z")

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Hi all, I can't find an example of a node red/HA flow that allows me to open the driveway gate automatically when two conditions occur, returning home and hooking up my or my wife's iPhone to the home wifi i wonder how …

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## [Trying to display a base64 image from webcam on dashboard](https://discourse.nodered.org/t/trying-to-display-a-base64-image-from-webcam-on-dashboard/71521)

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**Author:** [@Mikee1234K](https://discourse.nodered.org/u/Mikee1234K)\
**Replies:** 4\
**Last updated:** [30 November 2022 21:54 UTC](https://discourse.nodered.org/t/trying-to-display-a-base64-image-from-webcam-on-dashboard/71521 "2022-11-30T21:54:15Z")

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I have seen a few suggestions on here to display a camera picture (base64 grabbed from my cam via the onvif node), on the dashboard. None seem to work for me, I imported a couple of flows with variations of the template …

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## [How can i allow join-node after captured two payloads in a datastream?](https://discourse.nodered.org/t/how-can-i-allow-join-node-after-captured-two-payloads-in-a-datastream/71402)

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**Author:** [@syma33](https://discourse.nodered.org/u/syma33)\
**Replies:** 6\
**Last updated:** [30 November 2022 21:23 UTC](https://discourse.nodered.org/t/how-can-i-allow-join-node-after-captured-two-payloads-in-a-datastream/71402 "2022-11-30T21:23:54Z")

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not sure how to explain this but... i got 10byte, 8bits, dec value like this: and i use join node to split them into array. but..sometimes i get glitzes in the communication and the split array just wont work... …

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## [Node-red-contrib-tensorflow 0.3.1 update failed](https://discourse.nodered.org/t/node-red-contrib-tensorflow-0-3-1-update-failed/71514)

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**Author:** [@FireWizard52](https://discourse.nodered.org/u/FireWizard52)\
**Replies:** 2\
**Last updated:** [30 November 2022 20:09 UTC](https://discourse.nodered.org/t/node-red-contrib-tensorflow-0-3-1-update-failed/71514 "2022-11-30T20:09:40Z")

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I tried to update Tensorflow node from version 0.2.2 to 0.3.1 Unfortunately it failed with the following error messages: 2022-11-30T15:39:17.678Z npm install --no-audit --no-update-notifier --no-fund --save --save-pref…

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## [How to use msg and global variables in expression](https://discourse.nodered.org/t/how-to-use-msg-and-global-variables-in-expression/71497)

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**Author:** [@tamueller](https://discourse.nodered.org/u/tamueller)\
**Replies:** 5\
**Last updated:** [30 November 2022 18:07 UTC](https://discourse.nodered.org/t/how-to-use-msg-and-global-variables-in-expression/71497 "2022-11-30T18:07:19Z")

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Hi, I'm trying to use a msg-variable and a global variable in a node that takes an "expression", but I somehow encounter strange problems. I previously used this syntax, when using only global variables, and it worked: …

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## [TCP IN/OUT/REQUEST Deeper Code Help](https://discourse.nodered.org/t/tcp-in-out-request-deeper-code-help/71519)

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**Author:** [@Stodzilla](https://discourse.nodered.org/u/Stodzilla)\
**Replies:** 2\
**Last updated:** [30 November 2022 17:50 UTC](https://discourse.nodered.org/t/tcp-in-out-request-deeper-code-help/71519 "2022-11-30T17:50:53Z")

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I'm going to start with a story first, I have been playing with creation of a node. I have adapted the tcpin js, currently I have just added in very simply for the node to output every return message from the end point. …

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## [The latest Node-Red 13.5.3 crashes in HomeAssistant](https://discourse.nodered.org/t/the-latest-node-red-13-5-3-crashes-in-homeassistant/71512)

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**Author:** [@hdutoit](https://discourse.nodered.org/u/hdutoit)\
**Replies:** 6\
**Last updated:** [30 November 2022 16:57 UTC](https://discourse.nodered.org/t/the-latest-node-red-13-5-3-crashes-in-homeassistant/71512 "2022-11-30T16:57:45Z")

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I have recently upgraded Node-Red to the current version13.5.3 on Home Assistant 2022.11.4 Supervisor 2022.11.2 Operating System 9.3 Frontend 20221108.0 - latest Since upgrading to the latest version of Node-Red it f…

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## [Documentation for v1.3.7](https://discourse.nodered.org/t/documentation-for-v1-3-7/71354)

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**Author:** [@deostroll](https://discourse.nodered.org/u/deostroll)\
**Replies:** 6\
**Last updated:** [30 November 2022 16:41 UTC](https://discourse.nodered.org/t/documentation-for-v1-3-7/71354 "2022-11-30T16:41:06Z")

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Looking for old documentation. Specifically for v1.3.7 of node-red. I usually checkout the docs visitng the nodered.org site. Please guide on how to access the older documentation.

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## [Different values as one message. Minimize my suggesion?](https://discourse.nodered.org/t/different-values-as-one-message-minimize-my-suggesion/71506)

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**Author:** [@Herbert](https://discourse.nodered.org/u/Herbert)\
**Replies:** 1\
**Last updated:** [30 November 2022 15:56 UTC](https://discourse.nodered.org/t/different-values-as-one-message-minimize-my-suggesion/71506 "2022-11-30T15:56:01Z")

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Hello. I have different machines. Each machine sends a value for "system is OK" . If there is any failure in any system, then its value is changing to failure code. I have here the nodes and it should works. I have to e…

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## [The latest NodeRed does not work on HomeAssistant](https://discourse.nodered.org/t/the-latest-nodered-does-not-work-on-homeassistant/71062)

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**Author:** [@hdutoit](https://discourse.nodered.org/u/hdutoit)\
**Replies:** 2\
**Last updated:** [30 November 2022 15:39 UTC](https://discourse.nodered.org/t/the-latest-nodered-does-not-work-on-homeassistant/71062 "2022-11-30T15:39:38Z")

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Hi have updated Node Red 13.3.0 to the latest version Node-RED 13.5.3 running on Home Assistant 2022.11.4, Post upgrade of NodeRed to 13.5.3, I'm unable to access my configurations in Node-Red. It reports an error that …

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## [UI List suddenly is not clickable](https://discourse.nodered.org/t/ui-list-suddenly-is-not-clickable/71435)

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**Author:** [@Stelios](https://discourse.nodered.org/u/Stelios)\
**Replies:** 2\
**Last updated:** [30 November 2022 15:18 UTC](https://discourse.nodered.org/t/ui-list-suddenly-is-not-clickable/71435 "2022-11-30T15:18:51Z")

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Hello. I should start by saying that I am very much of an amateur web developer mostly looking to pretty things up in my dashboards. So, I was editing some CSS for my dashboard containing a ui\_list node. I was trying …

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## [Post Lora message to my server using http request](https://discourse.nodered.org/t/post-lora-message-to-my-server-using-http-request/71503)

<div class="topic-metadata">

**Author:** [@Abdfran](https://discourse.nodered.org/u/Abdfran)\
**Replies:** 5\
**Last updated:** [30 November 2022 14:29 UTC](https://discourse.nodered.org/t/post-lora-message-to-my-server-using-http-request/71503 "2022-11-30T14:29:11Z")

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Hello, I'm very new with the node red. I want to use node red for pushing lora messages via http request to my server http://12.230.x.x/energymonotoring/index.php?LoraAuth=Judtn65sd.L In the other side, i'm using a …

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## [Temperature sensor functionality](https://discourse.nodered.org/t/temperature-sensor-functionality/68790)

<div class="topic-metadata">

**Author:** [@Herbert](https://discourse.nodered.org/u/Herbert)\
**Replies:** 6\
**Last updated:** [30 November 2022 14:11 UTC](https://discourse.nodered.org/t/temperature-sensor-functionality/68790 "2022-11-30T14:11:56Z")

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Hello. I have 20 DS18B20 temperature sensors connected to my Pi. Every minute the values will be refreshed. Sometimes the value from any sensor does not show the right temperature e.g. 20°C. but 85°C. For this wrong va…

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## [Node red admin login failed (running on hp2000)](https://discourse.nodered.org/t/node-red-admin-login-failed-running-on-hp2000/71448)

<div class="topic-metadata">

**Author:** [@nodeBoy816](https://discourse.nodered.org/u/nodeBoy816)\
**Replies:** 5\
**Last updated:** [30 November 2022 14:10 UTC](https://discourse.nodered.org/t/node-red-admin-login-failed-running-on-hp2000/71448 "2022-11-30T14:10:35Z")

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Hello all. I've installed Node red (per the instructions here: Running on Raspberry Pi : Node-RED) and was going through how to secure it Securing Node-RED : Node-RED and have made a little progress, but ran into an issu…

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