# Latest

**URL:** https://discourse.nodered.org/latest.md?page=866

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

**Page:** 867

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## [Change Value on file](https://discourse.nodered.org/t/change-value-on-file/42273)

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**Author:** [@Ita](https://discourse.nodered.org/u/Ita)\
**Replies:** 4\
**Last updated:** [8 March 2021 17:43 UTC](https://discourse.nodered.org/t/change-value-on-file/42273 "2021-03-08T17:43:57Z")

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Hello, I have the specifc file .dat (especific program). I am creating a dashboard. I can read and change values with the "change" fuction, But now I need just read the especific variable on file, for an exemple, s…

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## [Function help to deal with mqtt retained messages/influxdb "unable to parse"](https://discourse.nodered.org/t/function-help-to-deal-with-mqtt-retained-messages-influxdb-unable-to-parse/42218)

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**Author:** [@877](https://discourse.nodered.org/u/877)\
**Replies:** 14\
**Last updated:** [8 March 2021 17:16 UTC](https://discourse.nodered.org/t/function-help-to-deal-with-mqtt-retained-messages-influxdb-unable-to-parse/42218 "2021-03-08T17:16:56Z")

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When deploying, I'm getting influxdb "unable to parse" errors in debug. Only happens after deploy, and works fine at all other times. I believe this is due to retained mqtt message not containing the full payload. In th…

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## [After upgrade UI stops working](https://discourse.nodered.org/t/after-upgrade-ui-stops-working/42251)

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**Author:** [@arnedrechsler](https://discourse.nodered.org/u/arnedrechsler)\
**Replies:** 8\
**Last updated:** [8 March 2021 17:16 UTC](https://discourse.nodered.org/t/after-upgrade-ui-stops-working/42251 "2021-03-08T17:16:34Z")

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Hello, I have recently upgraded node-red from v.0.19.5 to v.1.2.9. Now node-red works for the existing flows. However I cannot log into the UI anymore. The screen stops at the Message "loading flows". In the log file I …

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## [Use Tabulator examples in Node-Red](https://discourse.nodered.org/t/use-tabulator-examples-in-node-red/42217)

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**Author:** [@multixz](https://discourse.nodered.org/u/multixz)\
**Replies:** 5\
**Last updated:** [8 March 2021 17:08 UTC](https://discourse.nodered.org/t/use-tabulator-examples-in-node-red/42217 "2021-03-08T17:08:46Z")

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Hello I want to make a table with the help of http://tabulator.info/. I need addable rows and a safe buttom to store the whole table data. There are examples on http://tabulator.info/examples/4.9#adddel. But I don't qui…

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## [Get data from ui\_table](https://discourse.nodered.org/t/get-data-from-ui-table/41440)

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**Author:** [@aitor](https://discourse.nodered.org/u/aitor)\
**Replies:** 6\
**Last updated:** [8 March 2021 17:14 UTC](https://discourse.nodered.org/t/get-data-from-ui-table/41440 "2021-03-08T17:14:20Z")

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Hi there, I am trying to pass the data displayed in the ui\_table to the payload. I have tried to use tabulator's table.getData() command but I didn't manage to get any result in the payload. I am sending the command t…

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## [Specific Time Interval Data Input Into Database](https://discourse.nodered.org/t/specific-time-interval-data-input-into-database/42209)

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**Author:** [@ayozzet](https://discourse.nodered.org/u/ayozzet)\
**Replies:** 6\
**Last updated:** [8 March 2021 16:01 UTC](https://discourse.nodered.org/t/specific-time-interval-data-input-into-database/42209 "2021-03-08T16:01:24Z")

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Hi. I'm sorry because I'm too new in Node Red. I have a lot data coming through my network (MQTT) which is about 10-20 data per seconds (100ms-50ms per data). But here, I just want to get the data into database (influxDB…

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## [Node/flow redraw](https://discourse.nodered.org/t/node-flow-redraw/42095)

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**Author:** [@MrWhite](https://discourse.nodered.org/u/MrWhite)\
**Replies:** 1\
**Last updated:** [8 March 2021 13:44 UTC](https://discourse.nodered.org/t/node-flow-redraw/42095 "2021-03-08T13:44:43Z")

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Hi everyone, I'm creating some custom nodes, and running into a small issue with the label function of the custom node in the html. I have some utilities which are loaded at runtime using the getScript in the html file …

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## [Number safe and acces on specfice time](https://discourse.nodered.org/t/number-safe-and-acces-on-specfice-time/42259)

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**Author:** [@Bradley](https://discourse.nodered.org/u/Bradley)\
**Replies:** 3\
**Last updated:** [8 March 2021 13:14 UTC](https://discourse.nodered.org/t/number-safe-and-acces-on-specfice-time/42259 "2021-03-08T13:14:24Z")

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Basically my problem is that I want to store a randomly generated number and use it later. This is the full explanation I want a randomly generated number for a machine 1,2 ... n (Depends on which machine is chosen.) …

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## [Trying to add confirm popup](https://discourse.nodered.org/t/trying-to-add-confirm-popup/42260)

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**Author:** [@sander76](https://discourse.nodered.org/u/sander76)\
**Replies:** 4\
**Last updated:** [8 March 2021 13:00 UTC](https://discourse.nodered.org/t/trying-to-add-confirm-popup/42260 "2021-03-08T13:00:20Z")

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I have a node which will start a loop on incoming msg.payload="start" But before actually starting I'd like a popup to appear asking whether the user is sure. I've tried "confirm" but that apparently doesn't work as th…

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## [Is it possible to create different project folder for each tenant/customer?](https://discourse.nodered.org/t/is-it-possible-to-create-different-project-folder-for-each-tenant-customer/42262)

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**Author:** [@Syedabd](https://discourse.nodered.org/u/Syedabd)\
**Replies:** 2\
**Last updated:** [8 March 2021 12:33 UTC](https://discourse.nodered.org/t/is-it-possible-to-create-different-project-folder-for-each-tenant-customer/42262 "2021-03-08T12:33:55Z")

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Is it possible to create a different project folder for each tenant/customer? If yes, how do I create? Can anyone help me out with this? https://nodered.org/docs/user-guide/projects/

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## [Assigning values to object items](https://discourse.nodered.org/t/assigning-values-to-object-items/41961)

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**Author:** [@pautorras](https://discourse.nodered.org/u/pautorras)\
**Replies:** 9\
**Last updated:** [8 March 2021 12:09 UTC](https://discourse.nodered.org/t/assigning-values-to-object-items/41961 "2021-03-08T12:09:07Z")

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Hi folks, I'm doing a node-red project to upload some s7 PLC variables (Siemens Simatic industrial device ET200SP CPU) to cloud. There are a lot of variables to upload, and some of them have the same structure, so I de…

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## [Problem get http request value javascript (Solved)](https://discourse.nodered.org/t/problem-get-http-request-value-javascript-solved/10314)

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**Author:** [@yusuv](https://discourse.nodered.org/u/yusuv)\
**Replies:** 5\
**Last updated:** [8 March 2021 12:03 UTC](https://discourse.nodered.org/t/problem-get-http-request-value-javascript-solved/10314 "2021-03-08T12:03:48Z")

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Hi, i got problem to get value of javascript. can help me pls ? \[{"id":"c8f0358e.e784d","type":"inject","z":"fb26e209.588d3","name":"make request","topic":"","payload":"","payloadType":"date","repeat":"","crontab":"…

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## [Node-red-contrib-alexa-remote2 initialise every time I hit deploy](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2-initialise-every-time-i-hit-deploy/42247)

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**Author:** [@liminal](https://discourse.nodered.org/u/liminal)\
**Replies:** 1\
**Last updated:** [8 March 2021 09:26 UTC](https://discourse.nodered.org/t/node-red-contrib-alexa-remote2-initialise-every-time-i-hit-deploy/42247 "2021-03-08T09:26:17Z")

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Hey all, Not sure what I am doing wrong. But everytime I make a change and hit deploy I have to re-authorize the account?

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## [Feature Request "dashboard microphone" 2nd Output](https://discourse.nodered.org/t/feature-request-dashboard-microphone-2nd-output/42244)

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**Author:** [@letmedothis](https://discourse.nodered.org/u/letmedothis)\
**Replies:** 0\
**Last updated:** [8 March 2021 09:12 UTC](https://discourse.nodered.org/t/feature-request-dashboard-microphone-2nd-output/42244 "2021-03-08T09:12:34Z")

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Helo everyone I would like to have a 2nd output as soon as the recording starts (button gets clicked) and when it gets released too.

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## [Search for JSON property -\> swtich if match/ not match](https://discourse.nodered.org/t/search-for-json-property-swtich-if-match-not-match/42241)

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**Author:** [@Eintracht00](https://discourse.nodered.org/u/Eintracht00)\
**Replies:** 7\
**Last updated:** [8 March 2021 08:44 UTC](https://discourse.nodered.org/t/search-for-json-property-swtich-if-match-not-match/42241 "2021-03-08T08:44:27Z")

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Hey is there a way to search in a JSON data for a property for example key, if its there under the part msg.payload or like msg.payload.js than filter for this {the function for filter i got}, and if it is not there give…

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## [Text wrap in node-red-contrib-ui-multistate-switch](https://discourse.nodered.org/t/text-wrap-in-node-red-contrib-ui-multistate-switch/42242)

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**Author:** [@Josov](https://discourse.nodered.org/u/Josov)\
**Replies:** 1\
**Last updated:** [8 March 2021 08:20 UTC](https://discourse.nodered.org/t/text-wrap-in-node-red-contrib-ui-multistate-switch/42242 "2021-03-08T08:20:56Z")

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A new version of node-red-contrib-ui-multistate-switch has been released recently. Although better I miss the text wrap it had in the previous releases, like this: Bart, could you consider a flag allowing text wrap?

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## [Node and MySQL data logging](https://discourse.nodered.org/t/node-and-mysql-data-logging/41460)

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**Author:** [@reachrao01](https://discourse.nodered.org/u/reachrao01)\
**Replies:** 16\
**Last updated:** [8 March 2021 03:47 UTC](https://discourse.nodered.org/t/node-and-mysql-data-logging/41460 "2021-03-08T03:47:04Z")

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Dear Friends, we are trying to connect PLC with MySQL Database. we could able to connect PLC and read the current value of the memory address. To read each tags, using individual nodes but requirement is to introduce …

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## [Create a clickable list/table to populate text fields](https://discourse.nodered.org/t/create-a-clickable-list-table-to-populate-text-fields/42015)

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**Author:** [@manie](https://discourse.nodered.org/u/manie)\
**Replies:** 4\
**Last updated:** [8 March 2021 06:53 UTC](https://discourse.nodered.org/t/create-a-clickable-list-table-to-populate-text-fields/42015 "2021-03-08T06:53:58Z")

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Hi, I am new to node red and I want to create a ui with a data list (table) on one side and text fields on the other. I then want to click on a row/cell of the list and populate the text fields based on a value (e.g. ID …

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## [Websocket after OAuth2 authentication](https://discourse.nodered.org/t/websocket-after-oauth2-authentication/42177)

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**Author:** [@chrimu](https://discourse.nodered.org/u/chrimu)\
**Replies:** 11\
**Last updated:** [7 March 2021 23:39 UTC](https://discourse.nodered.org/t/websocket-after-oauth2-authentication/42177 "2021-03-07T23:39:18Z")

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Hi, For connecting to a Websocket to continually receive updates without being blocked for excessive HTTP connects - in my case by the Husqvarna/Gardena Smart API - I just connect, authenticate and retreive the Websocke…

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## [How to open / close an application with a button](https://discourse.nodered.org/t/how-to-open-close-an-application-with-a-button/42227)

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**Author:** [@Aneto](https://discourse.nodered.org/u/Aneto)\
**Replies:** 0\
**Last updated:** [7 March 2021 21:54 UTC](https://discourse.nodered.org/t/how-to-open-close-an-application-with-a-button/42227 "2021-03-07T21:54:41Z")

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I'm on a project developing a chatbot, using watson assistant with the node-red platform. I would like to know how I can create a button that turns the application on and off. That is, a frontend that when I open the ap…

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## [Projects - updating flows on multiple devices - how to auto pull?](https://discourse.nodered.org/t/projects-updating-flows-on-multiple-devices-how-to-auto-pull/42211)

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**Author:** [@grawsom](https://discourse.nodered.org/u/grawsom)\
**Replies:** 4\
**Last updated:** [7 March 2021 20:01 UTC](https://discourse.nodered.org/t/projects-updating-flows-on-multiple-devices-how-to-auto-pull/42211 "2021-03-07T20:01:36Z")

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Hi, as headline is saying - I'm looking for some hints to how this could be done. Slowly learning Node-red. My setup is RPI 3 with cloned card so is starting on same level every time, but sometimes you find errors, do …

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## [Joining two GPIO inputs using "Join" node to output a single function](https://discourse.nodered.org/t/joining-two-gpio-inputs-using-join-node-to-output-a-single-function/42175)

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**Author:** [@articularspark](https://discourse.nodered.org/u/articularspark)\
**Replies:** 8\
**Last updated:** [7 March 2021 19:47 UTC](https://discourse.nodered.org/t/joining-two-gpio-inputs-using-join-node-to-output-a-single-function/42175 "2021-03-07T19:47:58Z")

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Hello everyone! Starting with some context. I'm the technical director at an escape room, and I've used node-red to control most of our electronics in one of our rooms by means of two Raspberry Pi 3s running two node-red…

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## [RegEx: Starts With WORDA But Doesn't Contain WORDB](https://discourse.nodered.org/t/regex-starts-with-worda-but-doesnt-contain-wordb/41983)

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**Author:** [@plfinch](https://discourse.nodered.org/u/plfinch)\
**Replies:** 6\
**Last updated:** [7 March 2021 17:31 UTC](https://discourse.nodered.org/t/regex-starts-with-worda-but-doesnt-contain-wordb/41983 "2021-03-07T17:31:23Z")

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I need to validate some msg.payload data in a Switch Node. To be valid, the data must start with WORDA but not contain WORDB. The data spans multiple lines (has newlines) and WORDB, if present and invalidating the data, …

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## [Planning for Node-RED 2.0](https://discourse.nodered.org/t/planning-for-node-red-2-0/41918)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 8\
**Last updated:** [7 March 2021 18:09 UTC](https://discourse.nodered.org/t/planning-for-node-red-2-0/41918 "2021-03-07T18:09:39Z")

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First up let me say that Node-RED 1.3.0-beta.1 is coming this week. There is one PR left to merge which should happen tomorrow. Putting that aside, we're starting to think about the 2.0 release. We published our plan la…

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## [Send NodeRed status to HomeAssistant](https://discourse.nodered.org/t/send-nodered-status-to-homeassistant/42201)

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**Author:** [@terminus](https://discourse.nodered.org/u/terminus)\
**Replies:** 2\
**Last updated:** [7 March 2021 17:04 UTC](https://discourse.nodered.org/t/send-nodered-status-to-homeassistant/42201 "2021-03-07T17:04:41Z")

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Hi folks! What I'm trying to do, is an WAN-Connection check. So I'm doing a ping to Google DNS, and if this ping fails, I want an binary\_sensor entity in Homeassistant to show, that there's no Internet connection availa…

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## [Microcontroller from the RPi Foundation](https://discourse.nodered.org/t/microcontroller-from-the-rpi-foundation/39511)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 26\
**Last updated:** [7 March 2021 16:47 UTC](https://discourse.nodered.org/t/microcontroller-from-the-rpi-foundation/39511 "2021-03-07T16:47:32Z")

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This is an interesting announcement: At first glance, they seem to have made some clever hardware design choices, and there are lots of options for the software development environment. I don't plan to buy one or dig d…

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## [\[Bugfix Release\] node-red-contrib-uibuilder - v3.2.1](https://discourse.nodered.org/t/bugfix-release-node-red-contrib-uibuilder-v3-2-1/42206)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [7 March 2021 16:45 UTC](https://discourse.nodered.org/t/bugfix-release-node-red-contrib-uibuilder-v3-2-1/42206 "2021-03-07T16:45:17Z")

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Fixes 2 minor bugs and makes a sight improvement to the technical docs: Issue #121 - Thanks to Sergio Rius for reporting and for PR #122 Issue #123 - Allow for misuse of browser property in package.json for added l…

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## [Why does this function not work?](https://discourse.nodered.org/t/why-does-this-function-not-work/42202)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 3\
**Last updated:** [7 March 2021 16:20 UTC](https://discourse.nodered.org/t/why-does-this-function-not-work/42202 "2021-03-07T16:20:51Z")

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I try to achieve following function: if (msg.payload=="double\_clicked"){ return \[{payload:msg.payload.on=true}, {payload:msg.payload.brightness=20} \] } What am I missing? Why I cant set and retur…

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## [Node-red-node-email username and password](https://discourse.nodered.org/t/node-red-node-email-username-and-password/42196)

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**Author:** [@FatPilot](https://discourse.nodered.org/u/FatPilot)\
**Replies:** 5\
**Last updated:** [7 March 2021 16:10 UTC](https://discourse.nodered.org/t/node-red-node-email-username-and-password/42196 "2021-03-07T16:10:04Z")

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Hi @knolleary, I see that you are a maintainer of this node. I'm using the node-red-node-email node and all works just great. The issue I'm having is not being able to set the username and password in a msg.property. …

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## [Node-red-contrib-logitechmediaserver](https://discourse.nodered.org/t/node-red-contrib-logitechmediaserver/42204)

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**Author:** [@BuTscH](https://discourse.nodered.org/u/BuTscH)\
**Replies:** 0\
**Last updated:** [7 March 2021 15:42 UTC](https://discourse.nodered.org/t/node-red-contrib-logitechmediaserver/42204 "2021-03-07T15:42:02Z")

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Hey, i use the logitechmediaserver node. Works great so far! My question is, does anybody know the command to send the direct musicpath so that the music starts to play? maybe somthing like this url:file:///music/The%…

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