# Latest

**URL:** https://discourse.nodered.org/latest.md?page=906

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

**Page:** 907

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## [Testing a node, where is the error output?](https://discourse.nodered.org/t/testing-a-node-where-is-the-error-output/39371)

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**Author:** [@sander76](https://discourse.nodered.org/u/sander76)\
**Replies:** 2\
**Last updated:** [20 January 2021 19:55 UTC](https://discourse.nodered.org/t/testing-a-node-where-is-the-error-output/39371 "2021-01-20T19:55:54Z")

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Getting started with testing my created Node (coming from Python). I have followed the testing tutorial (https://nodered.org/docs/creating-nodes/first-node#unit-testing) and got it working. However, I now have a test th…

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## [TCP tunnel between application and device](https://discourse.nodered.org/t/tcp-tunnel-between-application-and-device/39449)

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**Author:** [@mtoko](https://discourse.nodered.org/u/mtoko)\
**Replies:** 3\
**Last updated:** [20 January 2021 19:53 UTC](https://discourse.nodered.org/t/tcp-tunnel-between-application-and-device/39449 "2021-01-20T19:53:37Z")

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Hi I have an application that communicates using tcp with a device. I would like to send this communication through NR so that I can capture the response from the device to use the information. I have started with a tc…

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## [MODULE\_NOT FOUND error breaking Node-RED after upgrade (Windows)](https://discourse.nodered.org/t/module-not-found-error-breaking-node-red-after-upgrade-windows/39457)

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**Author:** [@alastaira](https://discourse.nodered.org/u/alastaira)\
**Replies:** 1\
**Last updated:** [20 January 2021 19:39 UTC](https://discourse.nodered.org/t/module-not-found-error-breaking-node-red-after-upgrade-windows/39457 "2021-01-20T19:39:02Z")

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Hi, I've had an instance of Node-RED running happily on my Windows 10 machine for some time. As I was about to go and revise some old flows, I thought I'd also take this opportunity to update to the latest version. (I be…

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## [Xml query possible?](https://discourse.nodered.org/t/xml-query-possible/39447)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 3\
**Last updated:** [20 January 2021 18:32 UTC](https://discourse.nodered.org/t/xml-query-possible/39447 "2021-01-20T18:32:33Z")

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Hi, is it easy possible to query one value of this xml: its just from another RPi http://ip from RPi:8080/semp i need AveragePower 288 every 60s for some calculations in my exisiting flow. greetings

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## [Electron + Node-RED = Palette editor disabled](https://discourse.nodered.org/t/electron-node-red-palette-editor-disabled/14201)

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**Author:** [@brandlmax](https://discourse.nodered.org/u/brandlmax)\
**Replies:** 9\
**Last updated:** [20 January 2021 18:04 UTC](https://discourse.nodered.org/t/electron-node-red-palette-editor-disabled/14201 "2021-01-20T18:04:38Z")

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Hello everybody, I'm currently trying to get Node-RED (0.20.7) to run inside Electron (6.0.1). I use the embedding example code inside the main process: https://nodered.org/docs/user-guide/runtime/embedding When I us…

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## [Help with button and iframe for a news feed](https://discourse.nodered.org/t/help-with-button-and-iframe-for-a-news-feed/39415)

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**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 3\
**Last updated:** [20 January 2021 17:53 UTC](https://discourse.nodered.org/t/help-with-button-and-iframe-for-a-news-feed/39415 "2021-01-20T17:53:07Z")

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Hi all, I created a news feed for my dashboard which works well, however running it in kiosk mode is a problem. If a user clicks on the thumb nail using code below it it takes them to the web link, but there is no back…

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## [Knob/Gauge widget for Vue based Dashboards/UiBuilder](https://discourse.nodered.org/t/knob-gauge-widget-for-vue-based-dashboards-uibuilder/39069)

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**Author:** [@ambotaku](https://discourse.nodered.org/u/ambotaku)\
**Replies:** 14\
**Last updated:** [20 January 2021 17:24 UTC](https://discourse.nodered.org/t/knob-gauge-widget-for-vue-based-dashboards-uibuilder/39069 "2021-01-20T17:24:30Z")

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I like node-red's dashboard gauges, but want more flexibility and possibilities for my frontend-apps and now looking for widgets i need. Most available web widgets are for business/text handling, you find less components…

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## [Raspberry Pi GPIO pull up or down](https://discourse.nodered.org/t/raspberry-pi-gpio-pull-up-or-down/39262)

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**Author:** [@brendonhatcher](https://discourse.nodered.org/u/brendonhatcher)\
**Replies:** 7\
**Last updated:** [20 January 2021 17:23 UTC](https://discourse.nodered.org/t/raspberry-pi-gpio-pull-up-or-down/39262 "2021-01-20T17:23:04Z")

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Hi I have attached a momentary button to GPIO 10. The rpi-gpio in node has an option to set it as pull up or down. I had a flow open in which the pin was set as pull up. I deployed it. Then I closed that flow, opene…

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## [Setup in a Function Node](https://discourse.nodered.org/t/setup-in-a-function-node/39445)

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**Author:** [@LucaCarminati](https://discourse.nodered.org/u/LucaCarminati)\
**Replies:** 2\
**Last updated:** [20 January 2021 15:59 UTC](https://discourse.nodered.org/t/setup-in-a-function-node/39445 "2021-01-20T15:59:14Z")

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Hi to all, A probably stupid question...how can I use the setup tab in a function Node? I need to set the Var i = 0 for the first time that the function node is called, and then go on with the code written in the fu…

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## [Installation error for Xbee Node](https://discourse.nodered.org/t/installation-error-for-xbee-node/39448)

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**Author:** [@FahadFaez](https://discourse.nodered.org/u/FahadFaez)\
**Replies:** 0\
**Last updated:** [20 January 2021 15:57 UTC](https://discourse.nodered.org/t/installation-error-for-xbee-node/39448 "2021-01-20T15:57:07Z")

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Hi everyone , i have tried to install library for Xbee Node , but i'm having the below error log which i couldn't figure out why , if someone can help me i would be grateful , 20 Jan 18:42:04 - \[warn\] Installation of m…

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## [NodeRED DNS resolution issue](https://discourse.nodered.org/t/nodered-dns-resolution-issue/39406)

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**Author:** [@lemonka](https://discourse.nodered.org/u/lemonka)\
**Replies:** 5\
**Last updated:** [20 January 2021 13:29 UTC](https://discourse.nodered.org/t/nodered-dns-resolution-issue/39406 "2021-01-20T13:29:57Z")

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I'm having suspicion that NodeRED is using its own DNS servers instead of system ones.... Im having locally running on Docker PiHole where I have defined some local domains. NodeRED is running on separate Docker. While…

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## [Size of Material-Icon (node-text)](https://discourse.nodered.org/t/size-of-material-icon-node-text/39189)

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**Author:** [@pietrofduarte](https://discourse.nodered.org/u/pietrofduarte)\
**Replies:** 9\
**Last updated:** [20 January 2021 12:57 UTC](https://discourse.nodered.org/t/size-of-material-icon-node-text/39189 "2021-01-20T12:57:43Z")

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Hi everyone I am try increase the size of material-icon usinge the node text. This is the flow. What is the options? With fontawesome is more easy, but I need a different icon that just in material-icon exist. Value…

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## [Ui\_gauge with static colored sectors](https://discourse.nodered.org/t/ui-gauge-with-static-colored-sectors/39421)

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**Author:** [@lowlow](https://discourse.nodered.org/u/lowlow)\
**Replies:** 6\
**Last updated:** [20 January 2021 12:18 UTC](https://discourse.nodered.org/t/ui-gauge-with-static-colored-sectors/39421 "2021-01-20T12:18:35Z")

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Hi All, Is there a way to tweak the ui\_gauge to display "static colored sectors" instead of having a dynamic colored sector? I'm looking for something like this:

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## [Node-red-node-pi-gpio output stopped](https://discourse.nodered.org/t/node-red-node-pi-gpio-output-stopped/38363)

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**Author:** [@Jamos1988](https://discourse.nodered.org/u/Jamos1988)\
**Replies:** 7\
**Last updated:** [20 January 2021 12:05 UTC](https://discourse.nodered.org/t/node-red-node-pi-gpio-output-stopped/38363 "2021-01-20T12:05:13Z")

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I am having an issue with the node node-red-node-pi-gpio (node) - Node-RED This is the flow I am using: \[{"id":"881428ed.66fe88","type":"rpi-gpio out","z":"bc3b26f0.b8e538","name":"","pin":"29","set":true,"level":"0","…

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## [Gauge questions](https://discourse.nodered.org/t/gauge-questions/39409)

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**Author:** [@Rookie](https://discourse.nodered.org/u/Rookie)\
**Replies:** 2\
**Last updated:** [20 January 2021 11:33 UTC](https://discourse.nodered.org/t/gauge-questions/39409 "2021-01-20T11:33:36Z")

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Hey all, Just learning here, have decent dashboard going and mainly working within the dashboard playing around with all the nodes and what they can do. When it comes to the gauges, I have a question. Can I have a slid…

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## [Delete and update operation using mysql in bootstrap table](https://discourse.nodered.org/t/delete-and-update-operation-using-mysql-in-bootstrap-table/38507)

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**Author:** [@sanket](https://discourse.nodered.org/u/sanket)\
**Replies:** 5\
**Last updated:** [20 January 2021 11:30 UTC](https://discourse.nodered.org/t/delete-and-update-operation-using-mysql-in-bootstrap-table/38507 "2021-01-20T11:30:52Z")

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I want to perform delete and update operation using mysql database in bootstrap table form.

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## [Run commands on Windows from Linux NodeRed](https://discourse.nodered.org/t/run-commands-on-windows-from-linux-nodered/2882)

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**Author:** [@fraser](https://discourse.nodered.org/u/fraser)\
**Replies:** 14\
**Last updated:** [20 January 2021 10:30 UTC](https://discourse.nodered.org/t/run-commands-on-windows-from-linux-nodered/2882 "2021-01-20T10:30:25Z")

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I've got Node Red running on a Pi3. I use it to do some scheduling of operations on various Linux VMs and other Pis, this all works fine with the exec node and passwordless SSH. However I also want to run some operations…

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## [Node Red Does not Start: Freezes on third info line](https://discourse.nodered.org/t/node-red-does-not-start-freezes-on-third-info-line/39321)

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**Author:** [@axelfs](https://discourse.nodered.org/u/axelfs)\
**Replies:** 4\
**Last updated:** [20 January 2021 10:13 UTC](https://discourse.nodered.org/t/node-red-does-not-start-freezes-on-third-info-line/39321 "2021-01-20T10:13:52Z")

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Hello! I have installed Node-red in a server with Windows Server 2012 and when i installed it, everything worked fine. I also installed PM2 to boot it at startup and worked with no problem. After a few days, when i log…

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## [Node-red lagging](https://discourse.nodered.org/t/node-red-lagging/39364)

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**Author:** [@xale12](https://discourse.nodered.org/u/xale12)\
**Replies:** 7\
**Last updated:** [20 January 2021 09:43 UTC](https://discourse.nodered.org/t/node-red-lagging/39364 "2021-01-20T09:43:47Z")

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I used to use node-red very easy and fast with the code, which can change the color and size of the button icon imediatly. But now I have to reload the ui webpage to upload new status of the button. Can you guy help me.\[…

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## [Using node-red-contrib-tfjs-coco-ssd locally](https://discourse.nodered.org/t/using-node-red-contrib-tfjs-coco-ssd-locally/38856)

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**Author:** [@Lupin\_III](https://discourse.nodered.org/u/Lupin_III)\
**Replies:** 12\
**Last updated:** [20 January 2021 09:08 UTC](https://discourse.nodered.org/t/using-node-red-contrib-tfjs-coco-ssd-locally/38856 "2021-01-20T09:08:41Z")

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Hi, I'm trying to use node-red-contrib-tfjs-coco-ssd locally (offline) withouth success. windows 10 node-red V1.2.6 node.js V14.15.4 I tryed installing the node in both way, via "npm" and "manage palette": It works g…

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## [Using huemagic to troubleshoot Lights?](https://discourse.nodered.org/t/using-huemagic-to-troubleshoot-lights/39419)

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**Author:** [@casperse](https://discourse.nodered.org/u/casperse)\
**Replies:** 0\
**Last updated:** [20 January 2021 08:45 UTC](https://discourse.nodered.org/t/using-huemagic-to-troubleshoot-lights/39419 "2021-01-20T08:45:31Z")

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Hi All I have (Like others) some lights that just turn on, but no way to find out what is causing this? I recently found huemagic and I was wondering if any one have managed to create some logfile output identifing wha…

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## [Modbus, Node Red, and Kafka](https://discourse.nodered.org/t/modbus-node-red-and-kafka/39414)

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**Author:** [@tark](https://discourse.nodered.org/u/tark)\
**Replies:** 2\
**Last updated:** [20 January 2021 07:16 UTC](https://discourse.nodered.org/t/modbus-node-red-and-kafka/39414 "2021-01-20T07:16:23Z")

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Greetings y'all, I'm attempting to use Node-Red to read data from a Modbus TCP server and push that information out through a Kafka broker to connect with cloud IoT. I'm doing my tests using Modbus Monitor XPF to simula…

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## [Failed to update a palette](https://discourse.nodered.org/t/failed-to-update-a-palette/39202)

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**Author:** [@mauog](https://discourse.nodered.org/u/mauog)\
**Replies:** 2\
**Last updated:** [20 January 2021 07:08 UTC](https://discourse.nodered.org/t/failed-to-update-a-palette/39202 "2021-01-20T07:08:00Z")

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I am trying to update the palette node-red-contrib-home-assistant-websocket from 0.37.8 to 0.30.1 Unfortunately I got this error: 2021-01-15T21:51:42.521Z Install : node-red-contrib-home-assistant-websocket 0.30.1 202…

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## [I would like to know if Node-RED installed on the IoT gateway can continuously receive data from the Watson IoT Platform](https://discourse.nodered.org/t/i-would-like-to-know-if-node-red-installed-on-the-iot-gateway-can-continuously-receive-data-from-the-watson-iot-platform/39372)

<div class="topic-metadata">

**Author:** [@Tanimoto](https://discourse.nodered.org/u/Tanimoto)\
**Replies:** 0\
**Last updated:** [19 January 2021 08:29 UTC](https://discourse.nodered.org/t/i-would-like-to-know-if-node-red-installed-on-the-iot-gateway-can-continuously-receive-data-from-the-watson-iot-platform/39372 "2021-01-19T08:29:28Z")

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Hi, I'm a newbie to node-red so please bear with me if I'm asking stupid questions. I was able to confirm that I received data by debugging. But when I switch on the "IoT gateway" again, I can't receive any data. I…

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## [How to change between 12 and 24 hour time display?](https://discourse.nodered.org/t/how-to-change-between-12-and-24-hour-time-display/39359)

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**Author:** [@sdschramm](https://discourse.nodered.org/u/sdschramm)\
**Replies:** 10\
**Last updated:** [20 January 2021 00:12 UTC](https://discourse.nodered.org/t/how-to-change-between-12-and-24-hour-time-display/39359 "2021-01-20T00:12:47Z")

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Hello, is there a way to change these history messages into 12 hour (AM/PM) time format? I've searched for a solution to this and see a lot of people struggling to input time, but I am just trying to display time in 1…

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## [Node to accept array from SQL](https://discourse.nodered.org/t/node-to-accept-array-from-sql/39395)

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**Author:** [@grant1](https://discourse.nodered.org/u/grant1)\
**Replies:** 3\
**Last updated:** [19 January 2021 19:44 UTC](https://discourse.nodered.org/t/node-to-accept-array-from-sql/39395 "2021-01-19T19:44:56Z")

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I have a SQL query that returns an array whereby it shows 5 generators (labeled 301, 302, 303, 304 and 305) and a TRUE/FALSE GeneratorIsMapped status for each. Every 60 minutes, the SQL query will run. Based on which…

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## [Creating your own nodes for Node-RED](https://discourse.nodered.org/t/creating-your-own-nodes-for-node-red/39195)

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**Author:** [@Mas](https://discourse.nodered.org/u/Mas)\
**Replies:** 9\
**Last updated:** [19 January 2021 19:33 UTC](https://discourse.nodered.org/t/creating-your-own-nodes-for-node-red/39195 "2021-01-19T19:33:34Z")

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Hi, I am new to using Node-red. I need to create my own node in node-red. could you please help me to do this? Regards

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## [Node-red-contrib-smartmeter doesnt works on Raspi Zero](https://discourse.nodered.org/t/node-red-contrib-smartmeter-doesnt-works-on-raspi-zero/39368)

<div class="topic-metadata">

**Author:** [@DrS1981](https://discourse.nodered.org/u/DrS1981)\
**Replies:** 2\
**Last updated:** [19 January 2021 19:13 UTC](https://discourse.nodered.org/t/node-red-contrib-smartmeter-doesnt-works-on-raspi-zero/39368 "2021-01-19T19:13:35Z")

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I used the node-red-contrib-smartmeter on a Raspi 3B and it works fine. Now i want to run the flow on an Raspi Zero but i cant install the node-red-contrib-smartmeter package on it! NPM Verion is V6.7.0 NodeJs Version…

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## [INSERT an interger into PostgreSQL using postgrestor node](https://discourse.nodered.org/t/insert-an-interger-into-postgresql-using-postgrestor-node/39390)

<div class="topic-metadata">

**Author:** [@Trocergian](https://discourse.nodered.org/u/Trocergian)\
**Replies:** 2\
**Last updated:** [19 January 2021 17:59 UTC](https://discourse.nodered.org/t/insert-an-interger-into-postgresql-using-postgrestor-node/39390 "2021-01-19T17:59:31Z")

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I can't seem to get the syntax correct for writing an integer into a PostgreSQL table using the postgrestor node getting data from a JSON string. Here's my query for a string that works fine: INSERT INTO table2 (field…

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## [Get today's coming sunrise and sunset times from node-red-contrib-cron-plus](https://discourse.nodered.org/t/get-todays-coming-sunrise-and-sunset-times-from-node-red-contrib-cron-plus/39338)

<div class="topic-metadata">

**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 12\
**Last updated:** [19 January 2021 17:25 UTC](https://discourse.nodered.org/t/get-todays-coming-sunrise-and-sunset-times-from-node-red-contrib-cron-plus/39338 "2021-01-19T17:25:58Z")

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I am currently testing the latest node-red-contrib-cron-plus. It would be nice to have an output event of sunrise and sunset just after midnight for the new day, as I am displaying these dates on different screens at mi…

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