# Latest

**URL:** https://discourse.nodered.org/latest.md?page=844

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

**Page:** 845

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## [How to not display refresh page in kiosk mode when i want to see dashboard nodered?](https://discourse.nodered.org/t/how-to-not-display-refresh-page-in-kiosk-mode-when-i-want-to-see-dashboard-nodered/43681)

<div class="topic-metadata">

**Author:** [@faezehFrj](https://discourse.nodered.org/u/faezehFrj)\
**Replies:** 8\
**Last updated:** [6 April 2021 07:17 UTC](https://discourse.nodered.org/t/how-to-not-display-refresh-page-in-kiosk-mode-when-i-want-to-see-dashboard-nodered/43681 "2021-04-06T07:17:37Z")

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I'm setting up a pi to run in kiosk mode as per the instructions in dashboard nodered. I use this link :Can I delay chromium in kiosk mode? - Raspberry Pi Forums Unfortunately the refresh page is displayed. what am i …

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## [Websocket listen custom node](https://discourse.nodered.org/t/websocket-listen-custom-node/43551)

<div class="topic-metadata">

**Author:** [@jake123](https://discourse.nodered.org/u/jake123)\
**Replies:** 2\
**Last updated:** [6 April 2021 06:47 UTC](https://discourse.nodered.org/t/websocket-listen-custom-node/43551 "2021-04-06T06:47:22Z")

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Hello. I would like to know how could i create a custom node which listenes to websocket server and outputs data that it listened to.For example I send some data to websocket like : "SUBSCRIBE ......path-to-socket....". …

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## [Node.status using multiple variables](https://discourse.nodered.org/t/node-status-using-multiple-variables/43734)

<div class="topic-metadata">

**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\
**Replies:** 1\
**Last updated:** [6 April 2021 06:30 UTC](https://discourse.nodered.org/t/node-status-using-multiple-variables/43734 "2021-04-06T06:30:29Z")

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I would like to be able to use the status node to show the status of multiple variables in my function. I can easily show one variable and have looked for examples but have not found any yet. The function: node.stat…

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## [Node Red into Telegram Bot into Telegram Chanel](https://discourse.nodered.org/t/node-red-into-telegram-bot-into-telegram-chanel/41826)

<div class="topic-metadata">

**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 14\
**Last updated:** [6 April 2021 06:26 UTC](https://discourse.nodered.org/t/node-red-into-telegram-bot-into-telegram-chanel/41826 "2021-04-06T06:26:41Z")

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Hello i have a Node Red script sending Information to my Telegram Bot! This Part works fine. to be able for more reader of the Bot information i had to create a Chanel. I did so and also added my Bot as Admin into th…

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## [Mqtt conection refused sometimes](https://discourse.nodered.org/t/mqtt-conection-refused-sometimes/40927)

<div class="topic-metadata">

**Author:** [@tazinblack](https://discourse.nodered.org/u/tazinblack)\
**Replies:** 12\
**Last updated:** [6 April 2021 05:35 UTC](https://discourse.nodered.org/t/mqtt-conection-refused-sometimes/40927 "2021-04-06T05:35:29Z")

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Hello together, I'm tinkering a camera device with a pir motion sensor for the door. Looks good so far. There's only one problem. I use a script that reads the signal from the pir sensor and when motion is detected it…

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## [Editor select options from server side data](https://discourse.nodered.org/t/editor-select-options-from-server-side-data/43673)

<div class="topic-metadata">

**Author:** [@kolban](https://discourse.nodered.org/u/kolban)\
**Replies:** 3\
**Last updated:** [5 April 2021 23:00 UTC](https://discourse.nodered.org/t/editor-select-options-from-server-side-data/43673 "2021-04-05T23:00:02Z")

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I have a custom node where I have a property that I want a user to be able to select from a set of dynamically built values. Unfortunately, that list of values itself comes from the result of making a REST call which th…

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## [\[Announce\]: Google Cloud Platform nodes](https://discourse.nodered.org/t/announce-google-cloud-platform-nodes/14178)

<div class="topic-metadata">

**Author:** [@kolban](https://discourse.nodered.org/u/kolban)\
**Replies:** 4\
**Last updated:** [5 April 2021 22:38 UTC](https://discourse.nodered.org/t/announce-google-cloud-platform-nodes/14178 "2021-04-05T22:38:47Z")

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A new collection of nodes supporting Google Cloud Platform has been made available: The intent behind this package is to provide a repository for interactions between Node-RED and the Google Cloud Platform. The set o…

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## [Email Node with Attachements does not work](https://discourse.nodered.org/t/email-node-with-attachements-does-not-work/43402)

<div class="topic-metadata">

**Author:** [@khelper](https://discourse.nodered.org/u/khelper)\
**Replies:** 14\
**Last updated:** [5 April 2021 22:20 UTC](https://discourse.nodered.org/t/email-node-with-attachements-does-not-work/43402 "2021-04-05T22:20:26Z")

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Hi all, I want to send an email with attachment. Up until last week my flow worked, but it suddenly stopped and I just cannot find out why. This is how I prepare my email. And this is how my flow works: It worked …

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## [Märklin model train crane control with NR](https://discourse.nodered.org/t/marklin-model-train-crane-control-with-nr/43731)

<div class="topic-metadata">

**Author:** [@Mrb32](https://discourse.nodered.org/u/Mrb32)\
**Replies:** 0\
**Last updated:** [5 April 2021 22:17 UTC](https://discourse.nodered.org/t/marklin-model-train-crane-control-with-nr/43731 "2021-04-05T22:17:40Z")

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Hello all, I had previously posted a few times (here) about a little model train control application I put together with Nodered, ESP8266, MQTT and a PI4. I recently "finished" an additional function to control a Markl…

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## [Only send msg when some input data has had value for amount of time](https://discourse.nodered.org/t/only-send-msg-when-some-input-data-has-had-value-for-amount-of-time/43727)

<div class="topic-metadata">

**Author:** [@menloperk](https://discourse.nodered.org/u/menloperk)\
**Replies:** 3\
**Last updated:** [5 April 2021 21:34 UTC](https://discourse.nodered.org/t/only-send-msg-when-some-input-data-has-had-value-for-amount-of-time/43727 "2021-04-05T21:34:51Z")

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I am quite a newbie to Node-Red but until now have extremely enjoyed working with it. So my apologies if I am not using the right terminology... My flow is involving reading/writing Modbus registers but the question is …

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## [Colour picker weirdness](https://discourse.nodered.org/t/colour-picker-weirdness/43688)

<div class="topic-metadata">

**Author:** [@Garug](https://discourse.nodered.org/u/Garug)\
**Replies:** 2\
**Last updated:** [5 April 2021 20:18 UTC](https://discourse.nodered.org/t/colour-picker-weirdness/43688 "2021-04-05T20:18:35Z")

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I am trying to use colour picker but find some weird behaviour. I want to have colour wheel and transparency slider only. Why does the rgba come rgb only when 'a' = 1 ?(see the bottom right corner. why the minimum red,…

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## [Forcing a Deploy from inside Flow](https://discourse.nodered.org/t/forcing-a-deploy-from-inside-flow/43720)

<div class="topic-metadata">

**Author:** [@psalibe](https://discourse.nodered.org/u/psalibe)\
**Replies:** 1\
**Last updated:** [5 April 2021 19:11 UTC](https://discourse.nodered.org/t/forcing-a-deploy-from-inside-flow/43720 "2021-04-05T19:11:24Z")

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Hello, I am wondering if there is a way to force a deploy from inside the flow of Node-Red. For example, if my OPCUA Server isn't reading for 30 seconds, I would like for the flow to redeploy itself (As this usually rec…

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## [Emoncms node installed but not showing on nodes menu](https://discourse.nodered.org/t/emoncms-node-installed-but-not-showing-on-nodes-menu/43670)

<div class="topic-metadata">

**Author:** [@LuisB](https://discourse.nodered.org/u/LuisB)\
**Replies:** 3\
**Last updated:** [5 April 2021 16:08 UTC](https://discourse.nodered.org/t/emoncms-node-installed-but-not-showing-on-nodes-menu/43670 "2021-04-05T16:08:05Z")

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I have some knowledge but not an expert. I followed the installation for emoncms per node-red-node-emoncms (node) - Node-RED . When I go to " /usr/src/node-red/node\_modules" I see the directory "node-red-node-emoncms…

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## [Pop Up Message a la "WinPop"](https://discourse.nodered.org/t/pop-up-message-a-la-winpop/43704)

<div class="topic-metadata">

**Author:** [@eddee54455](https://discourse.nodered.org/u/eddee54455)\
**Replies:** 6\
**Last updated:** [5 April 2021 16:03 UTC](https://discourse.nodered.org/t/pop-up-message-a-la-winpop/43704 "2021-04-05T16:03:43Z")

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G'day Professors! As a relative newbie but learning as I go, I am looking for a SIMPLE message pop up method.... I would like to direct a one liner to a specific ip address - (A bit like the WinPop command)... Prefera…

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## [Help with msg.payload from object from db](https://discourse.nodered.org/t/help-with-msg-payload-from-object-from-db/43580)

<div class="topic-metadata">

**Author:** [@Broutech](https://discourse.nodered.org/u/Broutech)\
**Replies:** 6\
**Last updated:** [5 April 2021 14:33 UTC](https://discourse.nodered.org/t/help-with-msg-payload-from-object-from-db/43580 "2021-04-05T14:33:56Z")

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Hi All, Looking for some assistance on how to formulate or prep an object that i retrieved from a db query and post to Telegram

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## [Code explanation about applied filter](https://discourse.nodered.org/t/code-explanation-about-applied-filter/43709)

<div class="topic-metadata">

**Author:** [@Auke](https://discourse.nodered.org/u/Auke)\
**Replies:** 2\
**Last updated:** [5 April 2021 14:22 UTC](https://discourse.nodered.org/t/code-explanation-about-applied-filter/43709 "2021-04-05T14:22:24Z")

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Hi, I have NR-node-MongoDB that feeds a function "Wrapper" with msg.payload. Since i am new to NR i am not sure what the first part of the function "Wrapper" does: it uses some filter logic but i cannot find the exact …

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## [\[ANNOUNCE\] node-red-contrib-graphql-server](https://discourse.nodered.org/t/announce-node-red-contrib-graphql-server/43668)

<div class="topic-metadata">

**Author:** [@nileio](https://discourse.nodered.org/u/nileio)\
**Replies:** 0\
**Last updated:** [5 April 2021 01:54 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-graphql-server/43668 "2021-04-05T01:54:23Z")

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Hi folks, a while ago I wanted to play with GraphQL and it was fun to learn and manually build a server. Early on I realised, running a GraphQL server is relatively complex primarily due to the amazing flexibility it pr…

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## [Multiply and add (manually entered) numbers](https://discourse.nodered.org/t/multiply-and-add-manually-entered-numbers/43692)

<div class="topic-metadata">

**Author:** [@PinPat](https://discourse.nodered.org/u/PinPat)\
**Replies:** 12\
**Last updated:** [5 April 2021 12:48 UTC](https://discourse.nodered.org/t/multiply-and-add-manually-entered-numbers/43692 "2021-04-05T12:48:52Z")

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I have three manually entered numbers. I want to multiply two numbers and then add third numbers. Can someone please assist in choosing right palette and flow.

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## [Modbus write back delay](https://discourse.nodered.org/t/modbus-write-back-delay/43575)

<div class="topic-metadata">

**Author:** [@vaughan.mcd](https://discourse.nodered.org/u/vaughan.mcd)\
**Replies:** 9\
**Last updated:** [5 April 2021 12:35 UTC](https://discourse.nodered.org/t/modbus-write-back-delay/43575 "2021-04-05T12:35:01Z")

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Hi all, I have had this flow implemented for a while for my air condition integration and thought it was working but found that under some situations it gets in to a re write loop some how, I think it might be because Mo…

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## [Select Data from SQLite and insert into Azure SQL Server](https://discourse.nodered.org/t/select-data-from-sqlite-and-insert-into-azure-sql-server/11127)

<div class="topic-metadata">

**Author:** [@thagan](https://discourse.nodered.org/u/thagan)\
**Replies:** 11\
**Last updated:** [5 April 2021 12:24 UTC](https://discourse.nodered.org/t/select-data-from-sqlite-and-insert-into-azure-sql-server/11127 "2021-04-05T12:24:16Z")

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Hello, I have a Raspberry Pi that is pulling data from a SMA Solar inverter and storing it in a SQLite database every (1) minute. I want to use Node-Red to copy/sync that data up to a SQL Server I have in Azure. I have…

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## [Ads1115 noise issue](https://discourse.nodered.org/t/ads1115-noise-issue/43638)

<div class="topic-metadata">

**Author:** [@Steve\_Cotton](https://discourse.nodered.org/u/Steve_Cotton)\
**Replies:** 11\
**Last updated:** [5 April 2021 12:03 UTC](https://discourse.nodered.org/t/ads1115-noise-issue/43638 "2021-04-05T12:03:03Z")

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Hello, i have an issue with the ADS115 connected to a waterlevel-sensor. The ADS Input is between 0 and 2.2V, wich equals 0 and 100%. The input voltage is completely stable in every state. In node red I get the the out…

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## [Node-red limitations in Big industrial project](https://discourse.nodered.org/t/node-red-limitations-in-big-industrial-project/42571)

<div class="topic-metadata">

**Author:** [@nodekaiser](https://discourse.nodered.org/u/nodekaiser)\
**Replies:** 19\
**Last updated:** [5 April 2021 11:56 UTC](https://discourse.nodered.org/t/node-red-limitations-in-big-industrial-project/42571 "2021-04-05T11:56:34Z")

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Hi everyone, in a small team, we are working on a big industrial project to automate production in a factory, to give you an idea of the scope of the project ( we have 40+ RPI that sends input linked to a central Linux …

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## [Extend a trigger without triggering it](https://discourse.nodered.org/t/extend-a-trigger-without-triggering-it/43699)

<div class="topic-metadata">

**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 4\
**Last updated:** [5 April 2021 11:36 UTC](https://discourse.nodered.org/t/extend-a-trigger-without-triggering-it/43699 "2021-04-05T11:36:37Z")

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In the bedroom I have two presence sensors: PIR and Audio. Both are wired directly into a Trigger node used in "wait for" and "extend delay" mode. The lights turn on if there is movement or noise, and they stay on for a …

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## [Set Output for specified time high](https://discourse.nodered.org/t/set-output-for-specified-time-high/43697)

<div class="topic-metadata">

**Author:** [@malaxy](https://discourse.nodered.org/u/malaxy)\
**Replies:** 2\
**Last updated:** [5 April 2021 10:32 UTC](https://discourse.nodered.org/t/set-output-for-specified-time-high/43697 "2021-04-05T10:32:13Z")

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Hello If my function node returns "1" then I need to turn on a GPIO Pin for 10 seconds on. After this then seconds it should be turned off. First I tried it with a while loop. But the delay function is somethin JS didn…

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## [Function can not send Buffer? + Serial problem](https://discourse.nodered.org/t/function-can-not-send-buffer-serial-problem/43632)

<div class="topic-metadata">

**Author:** [@Garug](https://discourse.nodered.org/u/Garug)\
**Replies:** 14\
**Last updated:** [5 April 2021 09:31 UTC](https://discourse.nodered.org/t/function-can-not-send-buffer-serial-problem/43632 "2021-04-05T09:31:19Z")

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I am trying to send bytes on serial, not sure exactly what the problem is. On of the problem is it seems function can not output a binary buffer only but complains of error. when sending the complete msg that contains …

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## [How to create time-based dimmer rules only if light is on](https://discourse.nodered.org/t/how-to-create-time-based-dimmer-rules-only-if-light-is-on/43656)

<div class="topic-metadata">

**Author:** [@reverendalc](https://discourse.nodered.org/u/reverendalc)\
**Replies:** 3\
**Last updated:** [5 April 2021 07:52 UTC](https://discourse.nodered.org/t/how-to-create-time-based-dimmer-rules-only-if-light-is-on/43656 "2021-04-05T07:52:15Z")

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I have several dimmers in my home (tasmota mqtt). the lights live at 100% unless it's night time, in which case they're dimmed significantly to offer nighttime visibility without being disruptively bright. both dimmers…

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## [Alexa-local no device discovery](https://discourse.nodered.org/t/alexa-local-no-device-discovery/43658)

<div class="topic-metadata">

**Author:** [@knaxman](https://discourse.nodered.org/u/knaxman)\
**Replies:** 1\
**Last updated:** [5 April 2021 05:51 UTC](https://discourse.nodered.org/t/alexa-local-no-device-discovery/43658 "2021-04-05T05:51:38Z")

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Hi guys, I'd like to trigger some nodes based on voice commands from alexa. I have seen pretty good examples using alexa local, but also found in the forum some issues since September 19. Does anybody has the "alexa-lo…

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## [Unable to install Node-sqlite](https://discourse.nodered.org/t/unable-to-install-node-sqlite/43671)

<div class="topic-metadata">

**Author:** [@TriAtma-D](https://discourse.nodered.org/u/TriAtma-D)\
**Replies:** 1\
**Last updated:** [5 April 2021 05:27 UTC](https://discourse.nodered.org/t/unable-to-install-node-sqlite/43671 "2021-04-05T05:27:28Z")

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can you help me to solve my installation issue. here the log shown to me, thank youu 2021-04-05T01:21:01.854Z Install : node-red-node-sqlite 0.6.0 2021-04-05T01:21:02.199Z npm.cmd install --no-audit --no-update-notifi…

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## [Simple task but very difficult](https://discourse.nodered.org/t/simple-task-but-very-difficult/43605)

<div class="topic-metadata">

**Author:** [@Garug](https://discourse.nodered.org/u/Garug)\
**Replies:** 9\
**Last updated:** [5 April 2021 01:35 UTC](https://discourse.nodered.org/t/simple-task-but-very-difficult/43605 "2021-04-05T01:35:32Z")

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I am completely new to node-RED, evaluation if we could use it, but finding a very simple task too frustrating for me and do not find any good examples. The task is, 4 sliders and getting them into function node so that…

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## [Sharing node RED project to client](https://discourse.nodered.org/t/sharing-node-red-project-to-client/43657)

<div class="topic-metadata">

**Author:** [@Garug](https://discourse.nodered.org/u/Garug)\
**Replies:** 3\
**Last updated:** [5 April 2021 01:25 UTC](https://discourse.nodered.org/t/sharing-node-red-project-to-client/43657 "2021-04-05T01:25:32Z")

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Is there a way to provide an easy installation for a client, like normal SW installation? For a client that does not want to know anything about node RED just use the application. It is ok that the code is there and ava…

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