# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1180

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

**Page:** 1181

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## [Chart.min.js, chartjs-plugin-datalabels](https://discourse.nodered.org/t/chart-min-js-chartjs-plugin-datalabels/19752)

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**Author:** [@EL\_tech](https://discourse.nodered.org/u/EL_tech)\
**Replies:** 11\
**Last updated:** [1 January 2020 17:07 UTC](https://discourse.nodered.org/t/chart-min-js-chartjs-plugin-datalabels/19752 "2020-01-01T17:07:47Z")

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Hello guys, I tried to use the example but only the plugins doesn't work. I tried to install this on my Raspberry pi3 but I doesn't work, too. Can someone help me? Thanks in advance!!!! \<!DOCTYPE html\> \<html\> \<hea…

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## [\[post\] /settings not available?](https://discourse.nodered.org/t/post-settings-not-available/19786)

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**Author:** [@lvenier](https://discourse.nodered.org/u/lvenier)\
**Replies:** 6\
**Last updated:** [1 January 2020 16:32 UTC](https://discourse.nodered.org/t/post-settings-not-available/19786 "2020-01-01T16:32:33Z")

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Hello, as per API documentation it's possible to fetch the settings \[GET (http) /settings \] : https://nodered.org/docs/api/admin/methods/get/settings/ I do not see implementation of POST || PUT request to update the …

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## [Network monitoring : is there a way to monitor network traffic to and from Node-RED in a fine-grained way?](https://discourse.nodered.org/t/network-monitoring-is-there-a-way-to-monitor-network-traffic-to-and-from-node-red-in-a-fine-grained-way/19780)

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**Author:** [@nicholas](https://discourse.nodered.org/u/nicholas)\
**Replies:** 1\
**Last updated:** [1 January 2020 16:09 UTC](https://discourse.nodered.org/t/network-monitoring-is-there-a-way-to-monitor-network-traffic-to-and-from-node-red-in-a-fine-grained-way/19780 "2020-01-01T16:09:52Z")

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Howdy folks! I've searched the forum and library for clues to this question, but didn't see anything specifically addressing it: I maintain several N-R instances with many flows each. With something like nethogs, I ca…

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## [Issue when doing manual join to change join char](https://discourse.nodered.org/t/issue-when-doing-manual-join-to-change-join-char/19790)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 1\
**Last updated:** [1 January 2020 14:44 UTC](https://discourse.nodered.org/t/issue-when-doing-manual-join-to-change-join-char/19790 "2020-01-01T14:44:35Z")

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If I use a manual join (in order to change the payload join char) it doesn't handle out-of-time-order messages correctly \[{"id":"c2cffd31.8fc8c","type":"inject","z":"703a9780.dc66f8","name":"","topic":"","payload":"A,…

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## [Multiple device ID to access](https://discourse.nodered.org/t/multiple-device-id-to-access/19789)

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**Author:** [@Basavanagouda](https://discourse.nodered.org/u/Basavanagouda)\
**Replies:** 0\
**Last updated:** [1 January 2020 09:07 UTC](https://discourse.nodered.org/t/multiple-device-id-to-access/19789 "2020-01-01T09:07:35Z")

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Hi I am trying to connect multiple devices each of them transferring the a set of same registers in MODBUS, How can I use MODBUS flex getter to do the job. The problem of using the MODBUS getter/ read is due to I am ha…

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## [Matt's Mathematical Magic Machine (M4)](https://discourse.nodered.org/t/matts-mathematical-magic-machine-m4/19775)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 1\
**Last updated:** [31 December 2019 15:16 UTC](https://discourse.nodered.org/t/matts-mathematical-magic-machine-m4/19775 "2019-12-31T15:16:56Z")

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This is just pure fun!!! Think of a number between 1 and 15 and this magical machine will find out what it is for you. Here's the magical code with an embedded FSM (it uses the node ui\_table which you may n…

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## [Node-red mqtt-in node not working for aws iot](https://discourse.nodered.org/t/node-red-mqtt-in-node-not-working-for-aws-iot/19675)

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**Author:** [@awsnode](https://discourse.nodered.org/u/awsnode)\
**Replies:** 16\
**Last updated:** [31 December 2019 14:24 UTC](https://discourse.nodered.org/t/node-red-mqtt-in-node-not-working-for-aws-iot/19675 "2019-12-31T14:24:32Z")

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Hello, i'm trying to connect to aws iot from node-red..The MQTT out node seem to work without any issues However the moment I add mqtt-in node the connection keeps toggling.. The connect is intermittent (based on the c…

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## [How to config the wml connection in wml-config node](https://discourse.nodered.org/t/how-to-config-the-wml-connection-in-wml-config-node/16082)

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**Author:** [@Nikron](https://discourse.nodered.org/u/Nikron)\
**Replies:** 3\
**Last updated:** [31 December 2019 12:19 UTC](https://discourse.nodered.org/t/how-to-config-the-wml-connection-in-wml-config-node/16082 "2019-12-31T12:19:05Z")

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I have been trying to connect my Node-red project to IBM Watson Machine Learning service using the wml-config node with out success. I guess the method for connecting the to the service has changed from using usernames a…

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## [Node-Red Raspberry seems to reboot / restart without trigger?](https://discourse.nodered.org/t/node-red-raspberry-seems-to-reboot-restart-without-trigger/19756)

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**Author:** [@Golonder](https://discourse.nodered.org/u/Golonder)\
**Replies:** 3\
**Last updated:** [31 December 2019 07:00 UTC](https://discourse.nodered.org/t/node-red-raspberry-seems-to-reboot-restart-without-trigger/19756 "2019-12-31T07:00:50Z")

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Hi, I just recognized that my Node-Red Raspberry 3 seems to restart / reboot every few minutes without trigger. It disconnects the HTTP-Browserwindows and deletes all global variables - but is available 1 sec later. I…

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## [Where i can find the code for CORE - "dropdown" node](https://discourse.nodered.org/t/where-i-can-find-the-code-for-core-dropdown-node/19640)

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**Author:** [@kiran](https://discourse.nodered.org/u/kiran)\
**Replies:** 2\
**Last updated:** [31 December 2019 06:23 UTC](https://discourse.nodered.org/t/where-i-can-find-the-code-for-core-dropdown-node/19640 "2019-12-31T06:23:26Z")

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I want to create the dynamically growing table like one which is in drop-down node(value and label with add button in drop down node). where i can find code for core - drop down node in node red

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## [MQTT-SN Support](https://discourse.nodered.org/t/mqtt-sn-support/19753)

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**Author:** [@zaher](https://discourse.nodered.org/u/zaher)\
**Replies:** 7\
**Last updated:** [31 December 2019 00:32 UTC](https://discourse.nodered.org/t/mqtt-sn-support/19753 "2019-12-31T00:32:23Z")

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Does Node-RED have support for MQTT-SN? In a similar way to MQTT, it can have a publish and subscribe nodes, but might require a different broker because I think the popular Mosquitto broker doesn't support MQTT-SN.

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## [Hue magic startup problems](https://discourse.nodered.org/t/hue-magic-startup-problems/19362)

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**Author:** [@Jase53](https://discourse.nodered.org/u/Jase53)\
**Replies:** 5\
**Last updated:** [30 December 2019 21:27 UTC](https://discourse.nodered.org/t/hue-magic-startup-problems/19362 "2019-12-30T21:27:13Z")

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Hi I have start up issues with using hue magic 2.0.5. Node-red v.5.0.7 I have connected my hue bridge successfully. I can turn on my light with using an inject node so i know the light is working. Question 1: How c…

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## [Dynamic object in function](https://discourse.nodered.org/t/dynamic-object-in-function/19751)

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**Author:** [@olab](https://discourse.nodered.org/u/olab)\
**Replies:** 2\
**Last updated:** [30 December 2019 19:31 UTC](https://discourse.nodered.org/t/dynamic-object-in-function/19751 "2019-12-30T19:31:01Z")

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Based on a function like this. How can I make the names fred, mary, sarah dynamic and expand/bild it based on a incoming nameArray? var myObj = { fred: { v: 2, q: 4, t: 7}, mary: { v: 0, q: 10, t: 0}, sarah: { v: 0, …

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## [Pass parameter to a node](https://discourse.nodered.org/t/pass-parameter-to-a-node/19713)

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**Author:** [@olab](https://discourse.nodered.org/u/olab)\
**Replies:** 12\
**Last updated:** [30 December 2019 18:51 UTC](https://discourse.nodered.org/t/pass-parameter-to-a-node/19713 "2019-12-30T18:51:30Z")

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Hi, I'm currently working on the Statistics Node, but I think my question is not Statistics-specific. To make the node work, the node has a property called 'dataSetSize'. As long as I set this value directly on the nod…

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## [Node-red-node-serialport error installing in UnRAID Docker](https://discourse.nodered.org/t/node-red-node-serialport-error-installing-in-unraid-docker/19743)

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**Author:** [@CentauriDK](https://discourse.nodered.org/u/CentauriDK)\
**Replies:** 1\
**Last updated:** [30 December 2019 17:59 UTC](https://discourse.nodered.org/t/node-red-node-serialport-error-installing-in-unraid-docker/19743 "2019-12-30T17:59:28Z")

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Hi i am trying to install node-red-node-serialport 0.10 on my Node-Red 0.20.8 witch i have in a UnRAID Docker container on UnRAID Version 6.8.0. It works greate on an Raspberry Pi 3. But not on my Docker in UnRAID i ju…

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## [RedBOT reply message route telegram - Track problem](https://discourse.nodered.org/t/redbot-reply-message-route-telegram-track-problem/19719)

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**Author:** [@Mobile\_NR\_Env](https://discourse.nodered.org/u/Mobile_NR_Env)\
**Replies:** 1\
**Last updated:** [30 December 2019 17:42 UTC](https://discourse.nodered.org/t/redbot-reply-message-route-telegram-track-problem/19719 "2019-12-30T17:42:36Z")

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So I switched from the Telegram messenger (which has a simple switch for a pop up yes or no answer in chat) to using RedBot for more features. In a flow (from telegram in). Words are filtered. Then a question is asked w…

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## [Global context viewer tab refreshing](https://discourse.nodered.org/t/global-context-viewer-tab-refreshing/19747)

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**Author:** [@Onixarts](https://discourse.nodered.org/u/Onixarts)\
**Replies:** 0\
**Last updated:** [30 December 2019 15:01 UTC](https://discourse.nodered.org/t/global-context-viewer-tab-refreshing/19747 "2019-12-30T15:01:58Z")

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Hi there. I'm storing my whole home automation system statuses in global context, so I can refer this statuses in my nodes. Many times I have to take a look to the global context viewer tab which looks like this: Bas…

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## [Not all UI Switches are updating Status](https://discourse.nodered.org/t/not-all-ui-switches-are-updating-status/19621)

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**Author:** [@teoboyle](https://discourse.nodered.org/u/teoboyle)\
**Replies:** 10\
**Last updated:** [30 December 2019 11:59 UTC](https://discourse.nodered.org/t/not-all-ui-switches-are-updating-status/19621 "2019-12-30T11:59:42Z")

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Newbie here. I am working on a simple project that turns relays on/off via the dashboard. I also want to set the relays ON via an automated script to turn on at a specific time in the morning. Using the Inject node, I…

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## [JSONata - how to use msg.payload to lookup a value in a persistent flow object](https://discourse.nodered.org/t/jsonata-how-to-use-msg-payload-to-lookup-a-value-in-a-persistent-flow-object/19738)

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**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 4\
**Last updated:** [30 December 2019 11:56 UTC](https://discourse.nodered.org/t/jsonata-how-to-use-msg-payload-to-lookup-a-value-in-a-persistent-flow-object/19738 "2019-12-30T11:56:32Z")

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I have a persistent flow object created in a function: var osPath = \[ {"os" : "pi", "path" : "/home/"}, {"os" : "mac", "path" : "/Users/"}, {"os" : "windows", "path" : "c:/"}, {"…

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## [Debug nodes are not working properly](https://discourse.nodered.org/t/debug-nodes-are-not-working-properly/19054)

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**Author:** [@peterwh83](https://discourse.nodered.org/u/peterwh83)\
**Replies:** 4\
**Last updated:** [30 December 2019 10:38 UTC](https://discourse.nodered.org/t/debug-nodes-are-not-working-properly/19054 "2019-12-30T10:38:16Z")

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There is no debug messages displayed for debug nodes. And I always got below error after I triggered the flows with debug nodes in use.

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## [How to detect if someone access our Node-red with ip](https://discourse.nodered.org/t/how-to-detect-if-someone-access-our-node-red-with-ip/19725)

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**Author:** [@malikiy](https://discourse.nodered.org/u/malikiy)\
**Replies:** 1\
**Last updated:** [30 December 2019 10:07 UTC](https://discourse.nodered.org/t/how-to-detect-if-someone-access-our-node-red-with-ip/19725 "2019-12-30T10:07:23Z")

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Hello i'm new in node red. i'm using node red version 0.20.0 js version = 6.4.1 Running on Windows 10 I want to detect if someone access my node red via ip (local). The output can be payload or something else. is it …

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## [Ultrasonically controlled Christmas tree](https://discourse.nodered.org/t/ultrasonically-controlled-christmas-tree/18342)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 4\
**Last updated:** [30 December 2019 08:26 UTC](https://discourse.nodered.org/t/ultrasonically-controlled-christmas-tree/18342 "2019-12-30T08:26:07Z")

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A couple of my IoT students are planning on designing and building a flow to control a strip of RGB lights on a Christmas tree (using a distance-value from an ultrasonic distance measuring device HC-SR05). Here's a very…

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## [Node Red and high availability k8s or k3s](https://discourse.nodered.org/t/node-red-and-high-availability-k8s-or-k3s/19723)

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**Author:** [@alexsahka](https://discourse.nodered.org/u/alexsahka)\
**Replies:** 0\
**Last updated:** [30 December 2019 06:08 UTC](https://discourse.nodered.org/t/node-red-and-high-availability-k8s-or-k3s/19723 "2019-12-30T06:08:55Z")

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I'm running NodeRed in Docker for the last year, everything is good life is very simple. But the question is how to setup a High availability system with multi PC simular to K8S or better simple K3S. I have x3 Slim Len…

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## [\[HELP NEEDED\] SIEMENS IOT Gateway I/O Node Support](https://discourse.nodered.org/t/help-needed-siemens-iot-gateway-i-o-node-support/19720)

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**Author:** [@wschua](https://discourse.nodered.org/u/wschua)\
**Replies:** 0\
**Last updated:** [30 December 2019 02:22 UTC](https://discourse.nodered.org/t/help-needed-siemens-iot-gateway-i-o-node-support/19720 "2019-12-30T02:22:40Z")

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Hello all, I am unable to find the nodes for the SIEMENS IOT Gateway I/O Module Node for the following add on for the SIEMENS IOT Gateway: SIMATIC IOT2000, Input Module sink/source, 10x DI, ARDUINO Shield for SIMATIC I…

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## [Missing node.status v1.0.0+](https://discourse.nodered.org/t/missing-node-status-v1-0-0/18125)

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**Author:** [@marcotuna](https://discourse.nodered.org/u/marcotuna)\
**Replies:** 1\
**Last updated:** [30 December 2019 01:15 UTC](https://discourse.nodered.org/t/missing-node-status-v1-0-0/18125 "2019-12-30T01:15:01Z")

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Disclaimer: I haven't opened this as a bug on the Github repo because the problem itself probably resides on a custom piece of code which does not belong to node-red core. I have a node-red instance running on Docker wi…

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## [\[ANNOUNCE\] node-red-contrib-xterm (beta): Help needed](https://discourse.nodered.org/t/announce-node-red-contrib-xterm-beta-help-needed/18170)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 13\
**Last updated:** [30 December 2019 00:18 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-xterm-beta-help-needed/18170 "2019-12-30T00:18:54Z")

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Hi folks, Last week I had some troubles with my system, which I could easily had solved when I would have been able to run some Linux commands remotely ... So I thought: how cool would it be if I had some kind of termi…

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## [Custom node status change causes CPU spike to %100](https://discourse.nodered.org/t/custom-node-status-change-causes-cpu-spike-to-100/19594)

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**Author:** [@aderici](https://discourse.nodered.org/u/aderici)\
**Replies:** 9\
**Last updated:** [29 December 2019 23:28 UTC](https://discourse.nodered.org/t/custom-node-status-change-causes-cpu-spike-to-100/19594 "2019-12-29T23:28:51Z")

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Hi, I am using azure iot hub nodes (there is an official one and some alternative forks from that). The developer of that node wrote some node status updates based on connectivity to iot hub like connected, disconnected…

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## [Delay Timer With Momentary Push Button](https://discourse.nodered.org/t/delay-timer-with-momentary-push-button/19715)

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**Author:** [@Randy](https://discourse.nodered.org/u/Randy)\
**Replies:** 12\
**Last updated:** [29 December 2019 22:51 UTC](https://discourse.nodered.org/t/delay-timer-with-momentary-push-button/19715 "2019-12-29T22:51:25Z")

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I've searched this forum and the flows library and drawing a blank to this simple problem. Using a momentary pushbutton, I can toggle the output on/off with each push. Now I would like to add a timer to turn off the li…

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## ["Error circular" using node-red-contrib-alexa-smart-home](https://discourse.nodered.org/t/error-circular-using-node-red-contrib-alexa-smart-home/19216)

<div class="topic-metadata">

**Author:** [@Harpau](https://discourse.nodered.org/u/Harpau)\
**Replies:** 11\
**Last updated:** [29 December 2019 20:32 UTC](https://discourse.nodered.org/t/error-circular-using-node-red-contrib-alexa-smart-home/19216 "2019-12-29T20:32:25Z")

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I get a debug warning message "Error circular" as soon as I configure a node "alexa smart home v3 state". If I'm using an "Alexa smart home v3" set to "Auto Acknowledge = true" only, everything is working fine. But as …

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## [How to install OpenPlc?](https://discourse.nodered.org/t/how-to-install-openplc/9570)

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**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 4\
**Last updated:** [29 March 2019 10:31 UTC](https://discourse.nodered.org/t/how-to-install-openplc/9570 "2019-03-29T10:31:36Z")

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i have windows10 system and i want to install openPlc module. I use this command : npm install node-red-contrib-openplc and i get error ? Can any one explain an give me solution to get this module installed ? And thank…

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