# Latest

**URL:** https://discourse.nodered.org/latest.md?page=921

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

**Page:** 922

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## [A way to reset multiple "wait until" nodes elegantly?](https://discourse.nodered.org/t/a-way-to-reset-multiple-wait-until-nodes-elegantly/38352)

<div class="topic-metadata">

**Author:** [@flowingcarving](https://discourse.nodered.org/u/flowingcarving)\
**Replies:** 2\
**Last updated:** [1 January 2021 12:49 UTC](https://discourse.nodered.org/t/a-way-to-reset-multiple-wait-until-nodes-elegantly/38352 "2021-01-01T12:49:28Z")

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Let's say I have 20 "wait until" nodes, and I'd like to reset all of them. Is there other way to reset all of them other than sending msg.reset to all of them? My flows become very messy when I need to draw 20 connection…

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## [Docker permissions](https://discourse.nodered.org/t/docker-permissions/1097)

<div class="topic-metadata">

**Author:** [@bsense](https://discourse.nodered.org/u/bsense)\
**Replies:** 2\
**Last updated:** [1 January 2021 09:52 UTC](https://discourse.nodered.org/t/docker-permissions/1097 "2021-01-01T09:52:39Z")

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Dear experts, I run the dockerized version of node-red in a lubuntu 18.04LTS. In order to have storage persistance i run it the container as: $ sudo docker run -it -p 1880:1880 -v /home/bsense/docker-persistent/nodered…

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## [How to create Different Login UI?](https://discourse.nodered.org/t/how-to-create-different-login-ui/38123)

<div class="topic-metadata">

**Author:** [@rpr](https://discourse.nodered.org/u/rpr)\
**Replies:** 7\
**Last updated:** [1 January 2021 06:14 UTC](https://discourse.nodered.org/t/how-to-create-different-login-ui/38123 "2021-01-01T06:14:42Z")

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Hello Respected Members, I am trying to create a Dashboard in which when i press Admin Button it directs me to a different User Interface and when i press Admin it directs me to Admin User Interface. Any relevant Infor…

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## [How to send data from function flow to a template flow](https://discourse.nodered.org/t/how-to-send-data-from-function-flow-to-a-template-flow/38343)

<div class="topic-metadata">

**Author:** [@sabayke](https://discourse.nodered.org/u/sabayke)\
**Replies:** 1\
**Last updated:** [1 January 2021 00:27 UTC](https://discourse.nodered.org/t/how-to-send-data-from-function-flow-to-a-template-flow/38343 "2021-01-01T00:27:42Z")

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hi i have this project I want to create an HTML page which can display values in real time my problem is that when I do {{msg.payload}} in the flow template the page does not work anymore

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## [Node-red-contrib-google-home-notify no longer working](https://discourse.nodered.org/t/node-red-contrib-google-home-notify-no-longer-working/38233)

<div class="topic-metadata">

**Author:** [@ncherry](https://discourse.nodered.org/u/ncherry)\
**Replies:** 2\
**Last updated:** [31 December 2020 16:29 UTC](https://discourse.nodered.org/t/node-red-contrib-google-home-notify-no-longer-working/38233 "2020-12-31T16:29:07Z")

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Not sure what happened but after an update I get TypeError: Googletts is not a function. When I look into the google-home-notify code I see the require but when I look into the google-tts-api I've noticed that it has cha…

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## [How to change the payload data value](https://discourse.nodered.org/t/how-to-change-the-payload-data-value/38055)

<div class="topic-metadata">

**Author:** [@marconr9](https://discourse.nodered.org/u/marconr9)\
**Replies:** 10\
**Last updated:** [31 December 2020 15:33 UTC](https://discourse.nodered.org/t/how-to-change-the-payload-data-value/38055 "2020-12-31T15:33:30Z")

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I have question how can I change the data value to in sec to hour,min,sec thank you

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## [Master slave setup with two conditions](https://discourse.nodered.org/t/master-slave-setup-with-two-conditions/38285)

<div class="topic-metadata">

**Author:** [@Enrico](https://discourse.nodered.org/u/Enrico)\
**Replies:** 3\
**Last updated:** [31 December 2020 15:29 UTC](https://discourse.nodered.org/t/master-slave-setup-with-two-conditions/38285 "2020-12-31T15:29:13Z")

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Hello together I'm pretty new with node red and all this stuff, so please have this in mind.. :wink: I want to set up a smart home solution with an rpi4 and a zigbee controller. What I am looking for at the moment is …

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## [Perform action when flow is changed](https://discourse.nodered.org/t/perform-action-when-flow-is-changed/38324)

<div class="topic-metadata">

**Author:** [@EcoMan](https://discourse.nodered.org/u/EcoMan)\
**Replies:** 2\
**Last updated:** [31 December 2020 14:59 UTC](https://discourse.nodered.org/t/perform-action-when-flow-is-changed/38324 "2020-12-31T14:59:01Z")

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Hi, I have a node-red instance running both on cloud and on-prem, running multiple flows. The on-prem is an emergency solution for a connectivity-loss event. What I'm looking for is a way to have an event trigger once…

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## [Set Global Variable via button](https://discourse.nodered.org/t/set-global-variable-via-button/38327)

<div class="topic-metadata">

**Author:** [@lesterkelly](https://discourse.nodered.org/u/lesterkelly)\
**Replies:** 2\
**Last updated:** [31 December 2020 14:27 UTC](https://discourse.nodered.org/t/set-global-variable-via-button/38327 "2020-12-31T14:27:11Z")

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Hi, I feel really stupid asking this but is it possible to set a global variable directly via a button press without having to use a function node or anything else. It looks like if I set the action field to global, al…

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## [Multiple outputs , best way](https://discourse.nodered.org/t/multiple-outputs-best-way/38319)

<div class="topic-metadata">

**Author:** [@Jotarod](https://discourse.nodered.org/u/Jotarod)\
**Replies:** 3\
**Last updated:** [31 December 2020 13:02 UTC](https://discourse.nodered.org/t/multiple-outputs-best-way/38319 "2020-12-31T13:02:19Z")

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Dear all, As you can see below, I am trying to get multiple outputs without success, Anyone could tell me what I am doing wrong? As you can see I am triying with different options but no I dont achieve it... I should…

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## [Flows stopped due to missing node types mui\_tab mui\_group](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-mui-tab-mui-group/38317)

<div class="topic-metadata">

**Author:** [@cope](https://discourse.nodered.org/u/cope)\
**Replies:** 2\
**Last updated:** [31 December 2020 12:23 UTC](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-mui-tab-mui-group/38317 "2020-12-31T12:23:00Z")

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I had problems with my dashboard after a system crash. It is running on a RaspberryPi4 with 2GB RAM with PiOS. So I removedNodeRed from the system: sudo npm -g remove node-red sudo npm -g remove node-red-admin rm -R…

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## [Need help with curl](https://discourse.nodered.org/t/need-help-with-curl/38279)

<div class="topic-metadata">

**Author:** [@bigmac5753](https://discourse.nodered.org/u/bigmac5753)\
**Replies:** 26\
**Last updated:** [31 December 2020 12:00 UTC](https://discourse.nodered.org/t/need-help-with-curl/38279 "2020-12-31T12:00:13Z")

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I have this curl command that I need to somehow run in node-red: curl -X POST --data-urlencode "url={{url}}" http://{{host}}:8080/youtube-dl/q I know it's best to use http rather than exec but can't figure out how to d…

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## [Telegram Group Name](https://discourse.nodered.org/t/telegram-group-name/38277)

<div class="topic-metadata">

**Author:** [@Folgore](https://discourse.nodered.org/u/Folgore)\
**Replies:** 4\
**Last updated:** [31 December 2020 10:22 UTC](https://discourse.nodered.org/t/telegram-group-name/38277 "2020-12-31T10:22:28Z")

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Hi @knolleary, sorry for the inconvenience. I manage the group on Telegram of "Node-Red Italia". We have reached 500 users and I am wondering if I need to have approval from you and the Node-red Team (I have already look…

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## [How can my custom node have dynamic number of outputs?](https://discourse.nodered.org/t/how-can-my-custom-node-have-dynamic-number-of-outputs/20256)

<div class="topic-metadata">

**Author:** [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Replies:** 11\
**Last updated:** [30 December 2020 22:12 UTC](https://discourse.nodered.org/t/how-can-my-custom-node-have-dynamic-number-of-outputs/20256 "2020-12-30T22:12:39Z")

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Hi all. I have tried searching and looking through node-red function and switch nodes but cant pin down how I can have 1 or 2 outputs depending on a users choice in a drop-down For example, suppose I had an option on m…

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## [A "reverse" switch?](https://discourse.nodered.org/t/a-reverse-switch/38304)

<div class="topic-metadata">

**Author:** [@traderjoe](https://discourse.nodered.org/u/traderjoe)\
**Replies:** 6\
**Last updated:** [30 December 2020 22:02 UTC](https://discourse.nodered.org/t/a-reverse-switch/38304 "2020-12-30T22:02:10Z")

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I have 2 different payloads coming into a node. They have different topics. How do I switch what comes out of the output based on a property? So if a property = 1, then output the payload with topic 1, if 2, then out…

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## [How to split data from node-red in mysql](https://discourse.nodered.org/t/how-to-split-data-from-node-red-in-mysql/38299)

<div class="topic-metadata">

**Author:** [@farahfijud](https://discourse.nodered.org/u/farahfijud)\
**Replies:** 4\
**Last updated:** [30 December 2020 20:58 UTC](https://discourse.nodered.org/t/how-to-split-data-from-node-red-in-mysql/38299 "2020-12-30T20:58:12Z")

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I have 2 input from mqtt and i want to split the data/value into 2 column in mysql. For example i want to separate the value of temperature as 29.70 and humidity as 84.00. But based on my result the 2 column shown the sa…

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## [\[SOLVED\] Mqtt Dashboard - Vetru](https://discourse.nodered.org/t/solved-mqtt-dashboard-vetru/38105)

<div class="topic-metadata">

**Author:** [@EnesE](https://discourse.nodered.org/u/EnesE)\
**Replies:** 6\
**Last updated:** [30 December 2020 20:22 UTC](https://discourse.nodered.org/t/solved-mqtt-dashboard-vetru/38105 "2020-12-30T20:22:35Z")

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Hello, i tried to use the App "MQTT Dashboard" of Vetru Google Play link I can publish messages to the MQTT Server and also receive messages (i tried it with the Toggle) but i don't know how i have to format the incomi…

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## [How can I force MQTT disconnect and reconnect on Deploy](https://discourse.nodered.org/t/how-can-i-force-mqtt-disconnect-and-reconnect-on-deploy/38292)

<div class="topic-metadata">

**Author:** [@wb666greene](https://discourse.nodered.org/u/wb666greene)\
**Replies:** 3\
**Last updated:** [30 December 2020 20:17 UTC](https://discourse.nodered.org/t/how-can-i-force-mqtt-disconnect-and-reconnect-on-deploy/38292 "2020-12-30T20:17:47Z")

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I've had a weird "cold start" vs. "warm start" problem that has bothered me for a long time, but I think I may have finally tracked it down. It looks like if I deploy my flow the MQTT connection remains and the Retained…

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## [Conversion of date value to number (16:08:00 =\> 58,080s)](https://discourse.nodered.org/t/conversion-of-date-value-to-number-1600-58-080s/38288)

<div class="topic-metadata">

**Author:** [@FrantaD](https://discourse.nodered.org/u/FrantaD)\
**Replies:** 2\
**Last updated:** [30 December 2020 20:08 UTC](https://discourse.nodered.org/t/conversion-of-date-value-to-number-1600-58-080s/38288 "2020-12-30T20:08:08Z")

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Hi, I need to convert time from DATE format to NUMBER format (number of seconds). I will try to explain with a picture (the image is simulated using input). Please help create a code that: convert DATE to STRING (t…

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## [Throttle/rbe combination question](https://discourse.nodered.org/t/throttle-rbe-combination-question/38282)

<div class="topic-metadata">

**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\
**Replies:** 4\
**Last updated:** [30 December 2020 16:37 UTC](https://discourse.nodered.org/t/throttle-rbe-combination-question/38282 "2020-12-30T16:37:49Z")

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Dear all, I have incoming data (e.g. power from a washing machine) at a certain rate (e.g. 1/ 30 sec). I store it in a database (influx). Sometimes the values do not change over some time, then successive data is all c…

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## [Modbus TCP IP a variable?](https://discourse.nodered.org/t/modbus-tcp-ip-a-variable/38290)

<div class="topic-metadata">

**Author:** [@traderjoe](https://discourse.nodered.org/u/traderjoe)\
**Replies:** 1\
**Last updated:** [30 December 2020 16:22 UTC](https://discourse.nodered.org/t/modbus-tcp-ip-a-variable/38290 "2020-12-30T16:22:27Z")

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I'm using Modbus TCP. Can the client IP be a variable?

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## [Nodered\_pfc8574 addresses too restrictive in UI settings](https://discourse.nodered.org/t/nodered-pfc8574-addresses-too-restrictive-in-ui-settings/38289)

<div class="topic-metadata">

**Author:** [@AaronPurpleRidout](https://discourse.nodered.org/u/AaronPurpleRidout)\
**Replies:** 0\
**Last updated:** [30 December 2020 15:48 UTC](https://discourse.nodered.org/t/nodered-pfc8574-addresses-too-restrictive-in-ui-settings/38289 "2020-12-30T15:48:56Z")

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I am a noob tying to use https://flows.nodered.org/node/nodered\_pfc8574 to control 3 relay boards but the addresses are 0x14, 0x15, 0x16 not 0x38 & 0x39 that the UI settings allow to be set from the drop down combo box. …

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## [New request while a previous one is processing](https://discourse.nodered.org/t/new-request-while-a-previous-one-is-processing/38225)

<div class="topic-metadata">

**Author:** [@drauber](https://discourse.nodered.org/u/drauber)\
**Replies:** 10\
**Last updated:** [30 December 2020 15:02 UTC](https://discourse.nodered.org/t/new-request-while-a-previous-one-is-processing/38225 "2020-12-30T15:02:08Z")

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I set up a flow that receives a token via telegram to make a GET on an API, which keeps looping until a certain condition is true and responds to the telegram with the result received. The problem is that if there is mo…

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## [How to change the order of CSV values written to a file](https://discourse.nodered.org/t/how-to-change-the-order-of-csv-values-written-to-a-file/38286)

<div class="topic-metadata">

**Author:** [@cope](https://discourse.nodered.org/u/cope)\
**Replies:** 4\
**Last updated:** [30 December 2020 14:57 UTC](https://discourse.nodered.org/t/how-to-change-the-order-of-csv-values-written-to-a-file/38286 "2020-12-30T14:57:11Z")

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I am using NodeRed with HomeSeer. In NodeRed I read two devices of a rainmeter, the daily and cumulative precipitation. In NodeRed I generate a timestamp and once a day I write the three values to a file. Now I would li…

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## [How to use functions of external javascript](https://discourse.nodered.org/t/how-to-use-functions-of-external-javascript/38193)

<div class="topic-metadata">

**Author:** [@gschmidt](https://discourse.nodered.org/u/gschmidt)\
**Replies:** 3\
**Last updated:** [30 December 2020 14:13 UTC](https://discourse.nodered.org/t/how-to-use-functions-of-external-javascript/38193 "2020-12-30T14:13:34Z")

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I have installed (on the same server as node-red) an npm based JavaScript of the setopbox I use: The files are installed in /home/pi/Ziggo/NextRemoteJs How can I include this JavaScript (index.js) and library in my no…

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## [UI-Web Cam Auto Trigger](https://discourse.nodered.org/t/ui-web-cam-auto-trigger/38268)

<div class="topic-metadata">

**Author:** [@cjkini](https://discourse.nodered.org/u/cjkini)\
**Replies:** 6\
**Last updated:** [30 December 2020 13:41 UTC](https://discourse.nodered.org/t/ui-web-cam-auto-trigger/38268 "2020-12-30T13:41:35Z")

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Hi @dceejay, I have been testing this UI Web Cam node for facial recognition. This node works like a champ :slight\_smile: May i know is there any setting that we can configure so that this camera will take the picture …

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## [How to recieve room name from mqtt topic?](https://discourse.nodered.org/t/how-to-recieve-room-name-from-mqtt-topic/38263)

<div class="topic-metadata">

**Author:** [@bodagrave](https://discourse.nodered.org/u/bodagrave)\
**Replies:** 6\
**Last updated:** [30 December 2020 12:26 UTC](https://discourse.nodered.org/t/how-to-recieve-room-name-from-mqtt-topic/38263 "2020-12-30T12:26:12Z")

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Hi all! I'm pretty new to node red, so pardon me if this question was answered before. I didn't find a solution though. I want to get a message in telegram, when in a room the temperature drops or rises beyond a specif…

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## [ILD file to Json](https://discourse.nodered.org/t/ild-file-to-json/38272)

<div class="topic-metadata">

**Author:** [@Schotte2360](https://discourse.nodered.org/u/Schotte2360)\
**Replies:** 4\
**Last updated:** [30 December 2020 12:06 UTC](https://discourse.nodered.org/t/ild-file-to-json/38272 "2020-12-30T12:06:54Z")

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I am designing an RGB LASER system controlled with an RPI 3B + and Node-Red. On the internet I found 'https://github.com/possan/ilda.js/tree/master' Can someone help me further? This is in the function node: var fi…

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## [nodered is cut in time](https://discourse.nodered.org/t/nodered-is-cut-in-time/37756)

<div class="topic-metadata">

**Author:** [@yoda](https://discourse.nodered.org/u/yoda)\
**Replies:** 9\
**Last updated:** [30 December 2020 11:14 UTC](https://discourse.nodered.org/t/nodered-is-cut-in-time/37756 "2020-12-30T11:14:15Z")

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hello, this is my first question on your forum. I am new to nodered. I installed nodered on a contener, to do my home assistant automation. The automations run for a few hours, then nothing works. I have to do deploy aga…

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## [File comparison](https://discourse.nodered.org/t/file-comparison/38232)

<div class="topic-metadata">

**Author:** [@bigmac5753](https://discourse.nodered.org/u/bigmac5753)\
**Replies:** 2\
**Last updated:** [30 December 2020 10:16 UTC](https://discourse.nodered.org/t/file-comparison/38232 "2020-12-30T10:16:11Z")

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I have 2 text files that I want to periodically compare. The first file consists of a single word per line - think of this as the master file as it will never change. The second file also consists of a single word per …

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