# Latest **URL:** https://discourse.nodered.org/latest.md?page=1034 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1035 --- ## [How to read the state of ui-switch in node red](https://discourse.nodered.org/t/how-to-read-the-state-of-ui-switch-in-node-red/30538)
**Author:** [@shipra](https://discourse.nodered.org/u/shipra)\ **Replies:** 42\ **Last updated:** [23 July 2020 11:45 UTC](https://discourse.nodered.org/t/how-to-read-the-state-of-ui-switch-in-node-red/30538 "2020-07-23T11:45:34Z")
how to read the state of ui-switch in node red .I want to store the message whenever someone toggle the switch and then i have to pass some messg to mqtt out node --- ## [Grow up the menu button](https://discourse.nodered.org/t/grow-up-the-menu-button/30592)
**Author:** [@googleplexian](https://discourse.nodered.org/u/googleplexian)\ **Replies:** 5\ **Last updated:** [23 July 2020 11:45 UTC](https://discourse.nodered.org/t/grow-up-the-menu-button/30592 "2020-07-23T11:45:14Z")
hello everyone we can grow up the hamburger menu of dashboard ???? --- ## [Using OPC UA Server](https://discourse.nodered.org/t/using-opc-ua-server/30602)
**Author:** [@meisterich](https://discourse.nodered.org/u/meisterich)\ **Replies:** 0\ **Last updated:** [23 July 2020 11:28 UTC](https://discourse.nodered.org/t/using-opc-ua-server/30602 "2020-07-23T11:28:05Z")
Hello, im trying to use the node-red-contrib-opcua to set up a opc ua server to simply send a value as a variable to the serven and then read that value out. Sadly it doesnt seem to work at all. Has someone expirience wi… --- ## [Node function repeating message before processing request](https://discourse.nodered.org/t/node-function-repeating-message-before-processing-request/30599)
**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\ **Replies:** 1\ **Last updated:** [23 July 2020 10:46 UTC](https://discourse.nodered.org/t/node-function-repeating-message-before-processing-request/30599 "2020-07-23T10:46:51Z")
Hi all, So I have a node reading a ping from a local ethernet connected device, I\`m wanting to make a heart beat to this device so that when it doesnt ping it sends a reboot via a relay. Only issue I have at the moment … --- ## [After upgrade, UI stuck at "Adding flows to workspace"](https://discourse.nodered.org/t/after-upgrade-ui-stuck-at-adding-flows-to-workspace/30520)
**Author:** [@NathGreg](https://discourse.nodered.org/u/NathGreg)\ **Replies:** 8\ **Last updated:** [23 July 2020 10:09 UTC](https://discourse.nodered.org/t/after-upgrade-ui-stuck-at-adding-flows-to-workspace/30520 "2020-07-23T10:09:49Z")
I apologise if this has been written about elsewhere, but searching the forums and google haven't yielded anything helpful. TL;DR: After upgrading the node-red install on my pi using the official script, everything appe… --- ## [On/Off css Swich](https://discourse.nodered.org/t/on-off-css-swich/30593)
**Author:** [@Ataraxial](https://discourse.nodered.org/u/Ataraxial)\ **Replies:** 0\ **Last updated:** [23 July 2020 09:10 UTC](https://discourse.nodered.org/t/on-off-css-swich/30593 "2020-07-23T09:10:53Z")
Good morning, I have found a Switch button in CSS that I want to apply to my dashboars, I have put it in a template node and the button works visually very well. What I no longer know is how to get a true, and a false … --- ## [Update file button](https://discourse.nodered.org/t/update-file-button/30181)
**Author:** [@Ataraxial](https://discourse.nodered.org/u/Ataraxial)\ **Replies:** 2\ **Last updated:** [23 July 2020 09:07 UTC](https://discourse.nodered.org/t/update-file-button/30181 "2020-07-23T09:07:50Z")
Good morning, I'm trying to implement an option in node-red and I don't know how to approach it. What I want to do is a node with a button, that when I press it, I will compare the name of the n file locally with anoth… --- ## [Connect 2 node-red with tcp](https://discourse.nodered.org/t/connect-2-node-red-with-tcp/30556)
**Author:** [@Roger](https://discourse.nodered.org/u/Roger)\ **Replies:** 7\ **Last updated:** [23 July 2020 09:02 UTC](https://discourse.nodered.org/t/connect-2-node-red-with-tcp/30556 "2020-07-23T09:02:12Z")
Hello, how I can send the data that I receive in the first node-red to the second with this tcp configuration? --- ## [Http request node =\> Invalid message body, was specified to be CBOR but could not decode message (Failed to parse)](https://discourse.nodered.org/t/http-request-node-invalid-message-body-was-specified-to-be-cbor-but-could-not-decode-message-failed-to-parse/30503)
**Author:** [@janvda](https://discourse.nodered.org/u/janvda)\ **Replies:** 11\ **Last updated:** [23 July 2020 08:50 UTC](https://discourse.nodered.org/t/http-request-node-invalid-message-body-was-specified-to-be-cbor-but-could-not-decode-message-failed-to-parse/30503 "2020-07-23T08:50:24Z")
I am trying to use the http request node to post a message with a CBOR binary payload to http://ingestion.edgeimpulse.com/api/training/data The problem is that I am getting the following error response back: Invalid me… --- ## [How to forward the browser to another link?](https://discourse.nodered.org/t/how-to-forward-the-browser-to-another-link/30573)
**Author:** [@douglassinji](https://discourse.nodered.org/u/douglassinji)\ **Replies:** 1\ **Last updated:** [23 July 2020 08:42 UTC](https://discourse.nodered.org/t/how-to-forward-the-browser-to-another-link/30573 "2020-07-23T08:42:30Z")
I have a dashboard host in IBM cloudant and my dashboard have the address "https://xxxxxxx.mybluemix.net/ui/", but i dont wanna the user uses this link to access the dashboard.... I want him use the link "https://xxxxxxx… --- ## [Credentials could not be decrypted - Projects github](https://discourse.nodered.org/t/credentials-could-not-be-decrypted-projects-github/30578)
**Author:** [@jimmy232](https://discourse.nodered.org/u/jimmy232)\ **Replies:** 1\ **Last updated:** [23 July 2020 08:37 UTC](https://discourse.nodered.org/t/credentials-could-not-be-decrypted-projects-github/30578 "2020-07-23T08:37:31Z")
I've recently tried Node-red's Project extension and have struggled to secure a method for sharing projects with decrypted credentials. For some reason am unable to execute a corresponding key. I have one host running … --- ## [Dummy needs basic OS help](https://discourse.nodered.org/t/dummy-needs-basic-os-help/30296)
**Author:** [@RASelkirk](https://discourse.nodered.org/u/RASelkirk)\ **Replies:** 5\ **Last updated:** [23 July 2020 06:58 UTC](https://discourse.nodered.org/t/dummy-needs-basic-os-help/30296 "2020-07-23T06:58:04Z")
Hi All, After taking a year off, I'm trying to get back into using my RasPI. I upgraded both N-R and N-R dashboard to the latest versions and now N-R refuses to run from the menu shortcut. I checked the shortcut propert… --- ## [Line chart is not drawing the line... sometimes](https://discourse.nodered.org/t/line-chart-is-not-drawing-the-line-sometimes/30186)
**Author:** [@Eshadar](https://discourse.nodered.org/u/Eshadar)\ **Replies:** 21\ **Last updated:** [23 July 2020 06:26 UTC](https://discourse.nodered.org/t/line-chart-is-not-drawing-the-line-sometimes/30186 "2020-07-23T06:26:02Z")
Hello, all. I'm completely a beginner of node-red. I'm using it in a IoT2040. I'm readind data from some drivers and it's working fine. What happens is that the line chart sometimes is displaying the data recieved but su… --- ## [How to efficiently set and update global variables when received MQTT message](https://discourse.nodered.org/t/how-to-efficiently-set-and-update-global-variables-when-received-mqtt-message/30545)
**Author:** [@zazas321](https://discourse.nodered.org/u/zazas321)\ **Replies:** 3\ **Last updated:** [23 July 2020 05:34 UTC](https://discourse.nodered.org/t/how-to-efficiently-set-and-update-global-variables-when-received-mqtt-message/30545 "2020-07-23T05:34:41Z")
My rasberry pi is subscribed to MQTT topic called "counter". When I start my task, I receive an integer number for example 5. I set my counter to flow.counter = 5. I need to set this to flow or global scope because I n… --- ## [Http request Bearer Token](https://discourse.nodered.org/t/http-request-bearer-token/30554)
**Author:** [@ecoone](https://discourse.nodered.org/u/ecoone)\ **Replies:** 4\ **Last updated:** [23 July 2020 05:31 UTC](https://discourse.nodered.org/t/http-request-bearer-token/30554 "2020-07-23T05:31:26Z")
Hallo Leute, Ich bin neu hier und hoffe es ist nicht schlimm wenn ich auf Deutsch schreibe, weil meine Englisch Kenntnisse nicht die besten sind oder mann es dann nicht verstehen könnte. Ich habe folgendes Problem, ich… --- ## [Restart a flow (catch) because of modbus time-out](https://discourse.nodered.org/t/restart-a-flow-catch-because-of-modbus-time-out/30576)
**Author:** [@PPz](https://discourse.nodered.org/u/PPz)\ **Replies:** 0\ **Last updated:** [23 July 2020 03:08 UTC](https://discourse.nodered.org/t/restart-a-flow-catch-because-of-modbus-time-out/30576 "2020-07-23T03:08:11Z")
I have a simple flow: a modbus plc is polled (about 60 int16 values) and distributed to my Hubitat hub. Simples values (temperature, power) and simple functions. However, this device within my network is probably a lit… --- ## [Problem with email node from](https://discourse.nodered.org/t/problem-with-email-node-from/29691)
**Author:** [@mikeh](https://discourse.nodered.org/u/mikeh)\ **Replies:** 3\ **Last updated:** [23 July 2020 02:12 UTC](https://discourse.nodered.org/t/problem-with-email-node-from/29691 "2020-07-23T02:12:59Z")
I tried to change the default userid by providing msg.from But in the email I received, it's a different email address. The from became: michael@pstpools.com But X-Google-Original-From: has the correct from email … --- ## [Ubuntu Core / Raspberrypi 3 / GPIO and i2C](https://discourse.nodered.org/t/ubuntu-core-raspberrypi-3-gpio-and-i2c/28208)
**Author:** [@lwlagrange](https://discourse.nodered.org/u/lwlagrange)\ **Replies:** 6\ **Last updated:** [22 July 2020 22:59 UTC](https://discourse.nodered.org/t/ubuntu-core-raspberrypi-3-gpio-and-i2c/28208 "2020-07-22T22:59:37Z")
Greetings! I installed core 18 on my raspberrypi 3 and am attempting to run the nod-red dashboard on on the wpe-webkit with mir-kiosk. I have 2 specific problems that arise which I assume are a result of the confinement… --- ## [Multiple users, same online server](https://discourse.nodered.org/t/multiple-users-same-online-server/30555)
**Author:** [@iotman](https://discourse.nodered.org/u/iotman)\ **Replies:** 5\ **Last updated:** [22 July 2020 22:24 UTC](https://discourse.nodered.org/t/multiple-users-same-online-server/30555 "2020-07-22T22:24:04Z")
Hi, I know there are discussions about this, but I can't seem to figure out a really clear answer, so I'm hoping someone might help out with this. We love Node-RED, and we have been using it locally on a Pi, but now we w… --- ## [Victron Solar power Usage screen with ui dashboard or http Nodes - how?](https://discourse.nodered.org/t/victron-solar-power-usage-screen-with-ui-dashboard-or-http-nodes-how/30504)
**Author:** [@IoTPlay](https://discourse.nodered.org/u/IoTPlay)\ **Replies:** 3\ **Last updated:** [22 July 2020 20:49 UTC](https://discourse.nodered.org/t/victron-solar-power-usage-screen-with-ui-dashboard-or-http-nodes-how/30504 "2020-07-22T20:49:36Z")
Hi, the Victron Energy hybrid Energy storage System (Grid / Solar / Battery) - CCGX unit has a handy screen that shows the full status of all components of the system. See below. All the information is accessible via mqt… --- ## [Automatic sprinkler system](https://discourse.nodered.org/t/automatic-sprinkler-system/30301)
**Author:** [@Vlak](https://discourse.nodered.org/u/Vlak)\ **Replies:** 10\ **Last updated:** [22 July 2020 19:35 UTC](https://discourse.nodered.org/t/automatic-sprinkler-system/30301 "2020-07-22T19:35:00Z")
Dear people can anyone help me with the following. Il recently installed a rain gauge. Now I want to link my irrigation system to this. What I want to do with this is quite simple and I do the following. I want to take … --- ## [Tablet resolution vs what is displayed on screen](https://discourse.nodered.org/t/tablet-resolution-vs-what-is-displayed-on-screen/30329)
**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\ **Replies:** 8\ **Last updated:** [22 July 2020 19:17 UTC](https://discourse.nodered.org/t/tablet-resolution-vs-what-is-displayed-on-screen/30329 "2020-07-22T19:17:48Z")
Hi All, I’m quite new to Node-red, a few weeks under my belt. I’ve been developing home automation dashboards and am ready to move off my PC to a dedicated Pi with its own screen to run my interactive dashboards. I hav… --- ## [Node Red on Polisy by Universal Devices](https://discourse.nodered.org/t/node-red-on-polisy-by-universal-devices/30565)
**Author:** [@TriLife](https://discourse.nodered.org/u/TriLife)\ **Replies:** 2\ **Last updated:** [22 July 2020 18:09 UTC](https://discourse.nodered.org/t/node-red-on-polisy-by-universal-devices/30565 "2020-07-22T18:09:35Z")
Greetings from sunny and locked down Colombia! I have a home with 98 sonoff switches (and growing). Trying to get this onto a server located at home, rather than in China. Since I already have a Universal Devices ISY9… --- ## [Sometimes something is really funny, really funny](https://discourse.nodered.org/t/sometimes-something-is-really-funny-really-funny/30551)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 3\ **Last updated:** [22 July 2020 17:55 UTC](https://discourse.nodered.org/t/sometimes-something-is-really-funny-really-funny/30551 "2020-07-22T17:55:19Z")
I decided on my development system, that I had so much junk in the npm repo, generated while learning how to write custom nodes for NR, I would clean stuff up. So I removed NR (just case I could), removed npm, removed n… --- ## [Write node source code?](https://discourse.nodered.org/t/write-node-source-code/30516)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 5\ **Last updated:** [22 July 2020 17:17 UTC](https://discourse.nodered.org/t/write-node-source-code/30516 "2020-07-22T17:17:38Z")
While learning how to write node code, I came across an error, that I did not understand. The error message in the log referenced that I had a type that was already registered? For example the following generates the e… --- ## [\[Solved\]: No Layout, Site or Theme tabs on Dashboard sidebar after upgrade](https://discourse.nodered.org/t/solved-no-layout-site-or-theme-tabs-on-dashboard-sidebar-after-upgrade/30502)
**Author:** [@emtee](https://discourse.nodered.org/u/emtee)\ **Replies:** 3\ **Last updated:** [22 July 2020 16:25 UTC](https://discourse.nodered.org/t/solved-no-layout-site-or-theme-tabs-on-dashboard-sidebar-after-upgrade/30502 "2020-07-22T16:25:19Z")
I have been running Node-RED on a RPi 3 for about the past 4 years and just did an upgrade from 0.16.n to the latest and greatest. I used the upgrade script 'update-nodejs-and-nodered' mentioned in the Node-RED doc. Prio… --- ## [How to create user interface for taking input in node-red](https://discourse.nodered.org/t/how-to-create-user-interface-for-taking-input-in-node-red/30476)
**Author:** [@akhtar321h](https://discourse.nodered.org/u/akhtar321h)\ **Replies:** 4\ **Last updated:** [22 July 2020 16:05 UTC](https://discourse.nodered.org/t/how-to-create-user-interface-for-taking-input-in-node-red/30476 "2020-07-22T16:05:56Z")
Hello Everyone, I want to create one user interface from where I can pass some input in node-red. Inputs: for example String, numbers, etc... And i want to read that inputs in node-red. Please help me out. Thank you … --- ## [Installation error message](https://discourse.nodered.org/t/installation-error-message/30558)
**Author:** [@noclue](https://discourse.nodered.org/u/noclue)\ **Replies:** 1\ **Last updated:** [22 July 2020 15:25 UTC](https://discourse.nodered.org/t/installation-error-message/30558 "2020-07-22T15:25:27Z")
88Hello-- What's going on here? I'm a newbie and have no idea how to fix this. I'm running Windows 7 and plan on experimenting with node-RED on a Raspberry Pi. Thanks in advance for your help Exception calling "Down… --- ## [How to receive data](https://discourse.nodered.org/t/how-to-receive-data/30532)
**Author:** [@perico](https://discourse.nodered.org/u/perico)\ **Replies:** 2\ **Last updated:** [22 July 2020 15:14 UTC](https://discourse.nodered.org/t/how-to-receive-data/30532 "2020-07-22T15:14:48Z")
Good morning, I have a gateway which has a connection with node red, I'm receiving data from this gateway correctly, but now my intention is to receive this data to my pc node-red app. How I can connect this two node-re… --- ## [Chart.js and candlestick charts](https://discourse.nodered.org/t/chart-js-and-candlestick-charts/30414)
**Author:** [@chuckf201](https://discourse.nodered.org/u/chuckf201)\ **Replies:** 6\ **Last updated:** [22 July 2020 15:06 UTC](https://discourse.nodered.org/t/chart-js-and-candlestick-charts/30414 "2020-07-22T15:06:45Z")
I've been looking all over the Inet for an example or tutorial for Financial candlestick charting. x: date, Y: open,High, low, close Can't seem to locate any flows for this use. [Previous page](https://discourse.nodered.org/latest.md?page=1033) [Next page](https://discourse.nodered.org/latest.md?page=1035)