# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1309

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

**Page:** 1310

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## [Enhancement Suggestion: Add node custom input/outpuLabel data to admin ui](https://discourse.nodered.org/t/enhancement-suggestion-add-node-custom-input-outpulabel-data-to-admin-ui/8550)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [3 March 2019 11:59 UTC](https://discourse.nodered.org/t/enhancement-suggestion-add-node-custom-input-outpulabel-data-to-admin-ui/8550 "2019-03-03T11:59:41Z")

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In uibuilder, I set custom labels for the inputs and outputs. These show up fine, however, when users go into the admin panel for the node and look at the Appearance tab (node settings on older versions), they don't see …

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## [In node-red how to get the file last modified timestamp](https://discourse.nodered.org/t/in-node-red-how-to-get-the-file-last-modified-timestamp/8402)

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**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 16\
**Last updated:** [3 March 2019 11:39 UTC](https://discourse.nodered.org/t/in-node-red-how-to-get-the-file-last-modified-timestamp/8402 "2019-03-03T11:39:14Z")

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In node-red as watch node will be triggered for modification I'm trying to get the last file modified time, but is there any node to get the file last modified time.

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## [Simple project, but no reset](https://discourse.nodered.org/t/simple-project-but-no-reset/8465)

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**Author:** [@nodepi](https://discourse.nodered.org/u/nodepi)\
**Replies:** 7\
**Last updated:** [3 March 2019 10:54 UTC](https://discourse.nodered.org/t/simple-project-but-no-reset/8465 "2019-03-03T10:54:13Z")

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Hi, my farming neighbour requested a simple flood irrigation alarm to wake him at night so he can go redirect the water, no problem I thought. But I am having major trouble testing and resetting it with the dash interfac…

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## [In node-red how to read gpio from dell gateway 3001](https://discourse.nodered.org/t/in-node-red-how-to-read-gpio-from-dell-gateway-3001/8205)

<div class="topic-metadata">

**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 12\
**Last updated:** [3 March 2019 10:09 UTC](https://discourse.nodered.org/t/in-node-red-how-to-read-gpio-from-dell-gateway-3001/8205 "2019-03-03T10:09:07Z")

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we are integrating with dell gateway 3001 but we are not getting how to work with gpio from node-red. The operating System is ubutu core. The manual for dell gateway for using gpio is in https://www.dell.com/support/man…

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## [How to display logs when setting Node-RED as a scheduled task on Windows](https://discourse.nodered.org/t/how-to-display-logs-when-setting-node-red-as-a-scheduled-task-on-windows/8528)

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**Author:** [@thkfighter](https://discourse.nodered.org/u/thkfighter)\
**Replies:** 2\
**Last updated:** [2 March 2019 23:46 UTC](https://discourse.nodered.org/t/how-to-display-logs-when-setting-node-red-as-a-scheduled-task-on-windows/8528 "2019-03-02T23:46:49Z")

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I run Node-RED on Windows 10 startup by setting it as a scheduled task, according to the documentation " Run Node-RED on Startup". Is there a way to display the log to the CLI, like PowerShell, with some command like no…

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## [Hpe\_invalid\_header\_token](https://discourse.nodered.org/t/hpe-invalid-header-token/8414)

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**Author:** [@dandres](https://discourse.nodered.org/u/dandres)\
**Replies:** 1\
**Last updated:** [2 March 2019 17:04 UTC](https://discourse.nodered.org/t/hpe-invalid-header-token/8414 "2019-03-02T17:04:31Z")

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Using the node http request with method get, I get the error hpe\_invalid\_header\_token. there is a npm module called "http-parser-js" that works perfectly in node.js, but, being a patch monkey I can not implement it in n…

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## [ReferenceError: node is not defined](https://discourse.nodered.org/t/referenceerror-node-is-not-defined/8523)

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**Author:** [@Samuel](https://discourse.nodered.org/u/Samuel)\
**Replies:** 11\
**Last updated:** [2 March 2019 16:50 UTC](https://discourse.nodered.org/t/referenceerror-node-is-not-defined/8523 "2019-03-02T16:50:29Z")

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hi guys, yesterday I have made a fatal mistake which broke my node red (again :frowning: ). I have copied couple of nodes between two machines running node red. unfortunately this broke node red and removing npm, node…

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## [Prevent spamming messages from motion sensor](https://discourse.nodered.org/t/prevent-spamming-messages-from-motion-sensor/8525)

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**Author:** [@NNE](https://discourse.nodered.org/u/NNE)\
**Replies:** 2\
**Last updated:** [2 March 2019 15:54 UTC](https://discourse.nodered.org/t/prevent-spamming-messages-from-motion-sensor/8525 "2019-03-02T15:54:33Z")

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I have MQTT outside motion sensor that trigger speech to all Google Cast devices, this works great but I would like to limit the triggers or messages. It's enought to have a message once and if no motions are triggered f…

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## [Is it possible to use NodeRED as functioning LAN https server?](https://discourse.nodered.org/t/is-it-possible-to-use-nodered-as-functioning-lan-https-server/8078)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 9\
**Last updated:** [2 March 2019 13:24 UTC](https://discourse.nodered.org/t/is-it-possible-to-use-nodered-as-functioning-lan-https-server/8078 "2019-03-02T13:24:13Z")

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I'm currently running a python https webserver to handle requests from Scratch 3 to control GPIO pins I'm wondering if I could use NodeRED as an alternative?

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## [Great Forum! Keep it UP](https://discourse.nodered.org/t/great-forum-keep-it-up/8518)

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**Author:** [@Vince](https://discourse.nodered.org/u/Vince)\
**Replies:** 0\
**Last updated:** [2 March 2019 03:25 UTC](https://discourse.nodered.org/t/great-forum-keep-it-up/8518 "2019-03-02T03:25:48Z")

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Thank you Contributors, Moderators, Admins and everyone else behind Node-Red and this forum in particular. I didnt know how good this place is until I spent couple nights trying to get some answers on hardware related q…

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## [How do I set up Rollertrol with RFXtrx?](https://discourse.nodered.org/t/how-do-i-set-up-rollertrol-with-rfxtrx/3531)

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**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 8\
**Last updated:** [2 March 2019 03:22 UTC](https://discourse.nodered.org/t/how-do-i-set-up-rollertrol-with-rfxtrx/3531 "2019-03-02T03:22:07Z")

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I have the address for my Rollertrol setup, BLINDS\_T0/0x3939. And then of course there's the curtain number. But still I'm not really sure about the formatting. I tried this in a function node, injecting a timestamp as t…

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## [Window object not available](https://discourse.nodered.org/t/window-object-not-available/8488)

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**Author:** [@talhairfanbentley](https://discourse.nodered.org/u/talhairfanbentley)\
**Replies:** 10\
**Last updated:** [1 March 2019 17:07 UTC](https://discourse.nodered.org/t/window-object-not-available/8488 "2019-03-01T17:07:16Z")

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I have developed a custom node, which is using some front end objects, 1 Mar 12:09:40 - \[warn\] \[imodel-query/imodel-query\] ReferenceError: window is not defined

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## [Deploy node-red application on other offline machine through Jenkins](https://discourse.nodered.org/t/deploy-node-red-application-on-other-offline-machine-through-jenkins/8506)

<div class="topic-metadata">

**Author:** [@more](https://discourse.nodered.org/u/more)\
**Replies:** 1\
**Last updated:** [1 March 2019 16:57 UTC](https://discourse.nodered.org/t/deploy-node-red-application-on-other-offline-machine-through-jenkins/8506 "2019-03-01T16:57:45Z")

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I wanted to know how to deploy node-red application on different environment like development and production using Jenkins. What are the extra steps if machine is offline. I am new to Node-red any help is appreciable.

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## [Issues with Node-RED chatbot tutorial](https://discourse.nodered.org/t/issues-with-node-red-chatbot-tutorial/8511)

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**Author:** [@nhar](https://discourse.nodered.org/u/nhar)\
**Replies:** 1\
**Last updated:** [1 March 2019 16:13 UTC](https://discourse.nodered.org/t/issues-with-node-red-chatbot-tutorial/8511 "2019-03-01T16:13:42Z")

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I'm following the chat assistant tutorial here using their imported code. The application works fine, except that when a message is sent it just disappears - there's no conversation history and it's not possible to commu…

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## [Retrieving filtered values jsgrid from a template node](https://discourse.nodered.org/t/retrieving-filtered-values-jsgrid-from-a-template-node/3480)

<div class="topic-metadata">

**Author:** [@nico](https://discourse.nodered.org/u/nico)\
**Replies:** 3\
**Last updated:** [1 March 2019 12:21 UTC](https://discourse.nodered.org/t/retrieving-filtered-values-jsgrid-from-a-template-node/3480 "2019-03-01T12:21:16Z")

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hello, I work on a CRUD, i use js-grid, and mongodb for data base,here is my flow, all works properly, inserting, updating, deleting, and filtering. My question is whether I can retrieve the results of a filtering, for e…

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## [NODE-RED- Error messages](https://discourse.nodered.org/t/node-red-error-messages/8495)

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**Author:** [@Geeta](https://discourse.nodered.org/u/Geeta)\
**Replies:** 13\
**Last updated:** [1 March 2019 11:19 UTC](https://discourse.nodered.org/t/node-red-error-messages/8495 "2019-03-01T11:19:46Z")

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"Error: Cannot find module 'fs-extra'" "Error stopping node: TimeoutError: timed out after 15000ms" Why this errors occur while using node red?

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## [Can't (don't know how to) define sub-levels in objects](https://discourse.nodered.org/t/cant-dont-know-how-to-define-sub-levels-in-objects/8496)

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**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 5\
**Last updated:** [1 March 2019 10:39 UTC](https://discourse.nodered.org/t/cant-dont-know-how-to-define-sub-levels-in-objects/8496 "2019-03-01T10:39:44Z")

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Can someone give me/explain me the correct syntax to define till 2 sub-levels in the present code? the array is : answer\["gps-location"\]\[0\].constellation = \[\] I would like to add under this level : nsat I tried withou…

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## [Nodes not available](https://discourse.nodered.org/t/nodes-not-available/8479)

<div class="topic-metadata">

**Author:** [@ABNodered](https://discourse.nodered.org/u/ABNodered)\
**Replies:** 5\
**Last updated:** [1 March 2019 10:06 UTC](https://discourse.nodered.org/t/nodes-not-available/8479 "2019-03-01T10:06:50Z")

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Hi, I have installed node-red-contrib-msg-queue but I cannot use it in a flow as it does not appear in my palette. It has a grey box with dashed border as in the attached picture. Any ideas on how to get this install …

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## [Noble Bluetooth Presence detector one message on value change](https://discourse.nodered.org/t/noble-bluetooth-presence-detector-one-message-on-value-change/8271)

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**Author:** [@tsdasd](https://discourse.nodered.org/u/tsdasd)\
**Replies:** 5\
**Last updated:** [1 March 2019 08:59 UTC](https://discourse.nodered.org/t/noble-bluetooth-presence-detector-one-message-on-value-change/8271 "2019-03-01T08:59:29Z")

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Hey guys, i'm fairly new to node-red and currently trying to make a flow that detects if a person comes home and then doing something once (open door, turn lights on or something else) but i can't figure out how i make …

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## [adminAuth for Login](https://discourse.nodered.org/t/adminauth-for-login/8475)

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**Author:** [@hebergeweb](https://discourse.nodered.org/u/hebergeweb)\
**Replies:** 4\
**Last updated:** [1 March 2019 08:40 UTC](https://discourse.nodered.org/t/adminauth-for-login/8475 "2019-03-01T08:40:54Z")

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I commented "adminAuth:" in the settings.js file, but authentication remains. And otherwise i change login and password but still login failed. And i try to reinstall node-red but same problem so how to access directl…

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## [Switch on flow using telegram bot](https://discourse.nodered.org/t/switch-on-flow-using-telegram-bot/8464)

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**Author:** [@ZenoVD](https://discourse.nodered.org/u/ZenoVD)\
**Replies:** 3\
**Last updated:** [28 February 2019 18:43 UTC](https://discourse.nodered.org/t/switch-on-flow-using-telegram-bot/8464 "2019-02-28T18:43:17Z")

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Hello, I am making a home security alarm for a school project and i want to turn turn it on and off wih Telegram bot. Does anyone have an idea of how I can do this? Scince I cannot connect my Telegram sender to my PIR …

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## [Need Node-Red documentation in PDF format](https://discourse.nodered.org/t/need-node-red-documentation-in-pdf-format/8480)

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**Author:** [@PicoPi](https://discourse.nodered.org/u/PicoPi)\
**Replies:** 3\
**Last updated:** [28 February 2019 18:37 UTC](https://discourse.nodered.org/t/need-node-red-documentation-in-pdf-format/8480 "2019-02-28T18:37:30Z")

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Hi all, Heading for a week of R&R and have no access to internet or cellular networks. Was wondering if the entire documentation on Node-Red was available in PDF format? Failing that, any suggestion on what program to…

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## [Something to convert in XML?](https://discourse.nodered.org/t/something-to-convert-in-xml/8478)

<div class="topic-metadata">

**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 6\
**Last updated:** [28 February 2019 16:18 UTC](https://discourse.nodered.org/t/something-to-convert-in-xml/8478 "2019-02-28T16:18:03Z")

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I'm facing a problem now. I need to convert some datas (in function node) in XML to connect an API... but the current XML syntax is not accepted in Node Red function Node: For example my object is named : WifiAccessPoin…

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## [\[Announce\] Dashboard Version 2.14.0](https://discourse.nodered.org/t/announce-dashboard-version-2-14-0/8469)

<div class="topic-metadata">

**Author:** [@dceejay](https://discourse.nodered.org/u/dceejay)\
**Replies:** 4\
**Last updated:** [28 February 2019 14:41 UTC](https://discourse.nodered.org/t/announce-dashboard-version-2-14-0/8469 "2019-02-28T14:41:06Z")

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Usual mix of incremental features and small fixes. Enhancements Allow Tabs to be hidden or disabled dynamically from a ui\_control msg. Finally remove deprecated second output from ui\_chart node. Allow ui\_form to be su…

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## [Function node accuracy to setup worldmap](https://discourse.nodered.org/t/function-node-accuracy-to-setup-worldmap/8434)

<div class="topic-metadata">

**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 2\
**Last updated:** [28 February 2019 14:39 UTC](https://discourse.nodered.org/t/function-node-accuracy-to-setup-worldmap/8434 "2019-02-28T14:39:40Z")

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Hi, Can someone explain me how to write a function node to correctltly setup an acceptable accuracy in Worlmap... to be able to see the orange icon on the map? Issues : no refresh and no autozoom/autocenter on the ma…

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## [Using array loop](https://discourse.nodered.org/t/using-array-loop/8471)

<div class="topic-metadata">

**Author:** [@Tax\_Man](https://discourse.nodered.org/u/Tax_Man)\
**Replies:** 3\
**Last updated:** [28 February 2019 13:31 UTC](https://discourse.nodered.org/t/using-array-loop/8471 "2019-02-28T13:31:11Z")

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Hello, I'm new to node red. I'm trying to change some examples to my use. I have imported https://github.com/s1r-J/node-red-contrib-loop-processing Now i want to put in a array through a array loop. But after 1 cycle i…

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## [Query Message and Trigger an Action](https://discourse.nodered.org/t/query-message-and-trigger-an-action/8461)

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**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\
**Replies:** 6\
**Last updated:** [28 February 2019 13:23 UTC](https://discourse.nodered.org/t/query-message-and-trigger-an-action/8461 "2019-02-28T13:23:17Z")

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Hi, I am getting from an API Integration a long message payload: {"customerId":"xxx","customerName":"xxx","username":"xxx","userId":"xxx","settings":{"type":"ALARM\_ONLY","version":"CUSTOM","screenSaverVersion":"NO\_SCRE…

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## [Need help to interpret & calculate buffer](https://discourse.nodered.org/t/need-help-to-interpret-calculate-buffer/8446)

<div class="topic-metadata">

**Author:** [@BastelKlaus](https://discourse.nodered.org/u/BastelKlaus)\
**Replies:** 3\
**Last updated:** [28 February 2019 09:07 UTC](https://discourse.nodered.org/t/need-help-to-interpret-calculate-buffer/8446 "2019-02-28T09:07:30Z")

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Hi i think it´s another Newbee question from me, but i didn\`t found an answer. In my first Topic i neede help to send commands to my central heater, now he answers. To get the Temperatur it is need to calculate with 2B…

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## [How to use a message to disable a button in a ui\_template](https://discourse.nodered.org/t/how-to-use-a-message-to-disable-a-button-in-a-ui-template/8284)

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**Author:** [@fabnavigator](https://discourse.nodered.org/u/fabnavigator)\
**Replies:** 16\
**Last updated:** [28 February 2019 00:16 UTC](https://discourse.nodered.org/t/how-to-use-a-message-to-disable-a-button-in-a-ui-template/8284 "2019-02-28T00:16:25Z")

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I have a "save" button defined in a UI template node that I would like to disable and enable by sending it a message. I tried setting it up like below, and then sending in a msg.payload string value of "disabled" when I …

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## [What’s in a name? Why is it called Node-RED?](https://discourse.nodered.org/t/what-s-in-a-name-why-is-it-called-node-red/8445)

<div class="topic-metadata">

**Author:** [@nhungthientai](https://discourse.nodered.org/u/nhungthientai)\
**Replies:** 1\
**Last updated:** [27 February 2019 19:22 UTC](https://discourse.nodered.org/t/what-s-in-a-name-why-is-it-called-node-red/8445 "2019-02-27T19:22:57Z")

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Hi guys, Hope this doesn’t come across as a really stupid question, or should I say, hope this doesn’t come across as a question that shows my stupidity… You have me interested in the name “nodered”. Can you shed some …

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