# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=529

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

**Page:** 530

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## [Is there a problem with the update script?](https://discourse.nodered.org/t/is-there-a-problem-with-the-update-script/47843)

<div class="topic-metadata">

**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 18\
**Last updated:** [30 June 2021 20:37 UTC](https://discourse.nodered.org/t/is-there-a-problem-with-the-update-script/47843 "2021-06-30T20:37:57Z")

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I tried the regular script on one installation that has 1.1.3 and one that has 1.3.2, and both exited without any errors. The script: bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/master/de…

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## [Soil moisture Ads1115](https://discourse.nodered.org/t/soil-moisture-ads1115/47848)

<div class="topic-metadata">

**Author:** [@PoVibe10](https://discourse.nodered.org/u/PoVibe10)\
**Replies:** 1\
**Last updated:** [30 June 2021 19:07 UTC](https://discourse.nodered.org/t/soil-moisture-ads1115/47848 "2021-06-30T19:07:11Z")

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I am new to node read.I am trying to read soil moisture and display it on the Node-red dashboard , using Ads1115 connected to Raspbery .. Can anone help how to interface the soil moisture in node-red Thanks In Advance

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## [How to cancel delay action](https://discourse.nodered.org/t/how-to-cancel-delay-action/47853)

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**Author:** [@davidfigueroa](https://discourse.nodered.org/u/davidfigueroa)\
**Replies:** 2\
**Last updated:** [30 June 2021 18:45 UTC](https://discourse.nodered.org/t/how-to-cancel-delay-action/47853 "2021-06-30T18:45:25Z")

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am new to node-red and I want to know how to cancel the action of a delay if it is already activated by sending another msg. if i send a msg.payload 176 \> to the limit it sends a "true" to a delay that if in 10 s it doe…

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## [Where the define the flowfile persistant when i run it as a service](https://discourse.nodered.org/t/where-the-define-the-flowfile-persistant-when-i-run-it-as-a-service/47857)

<div class="topic-metadata">

**Author:** [@bfxnapnxpv](https://discourse.nodered.org/u/bfxnapnxpv)\
**Replies:** 1\
**Last updated:** [30 June 2021 18:42 UTC](https://discourse.nodered.org/t/where-the-define-the-flowfile-persistant-when-i-run-it-as-a-service/47857 "2021-06-30T18:42:32Z")

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Do i need to set the varaible with ´export NODE\_RED\_PARAMTERS´ or do i have to change the service unit file in /lib/systemd/system...? Thank you very very much for your feedbacks :slight\_smile: With kind regards, Jan

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## [Exec and updated output](https://discourse.nodered.org/t/exec-and-updated-output/47841)

<div class="topic-metadata">

**Author:** [@andyEllixson](https://discourse.nodered.org/u/andyEllixson)\
**Replies:** 2\
**Last updated:** [30 June 2021 16:24 UTC](https://discourse.nodered.org/t/exec-and-updated-output/47841 "2021-06-30T16:24:32Z")

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I hesitated to ask this question, as I'm sure the answer is in the documentation somewhere... I have an EXEC node which does an SCP to a remote raspberry pi 3. The copy is pretty big ~1G. When issuing scp from the com…

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## [Multiple Instances of the Same Flow?](https://discourse.nodered.org/t/multiple-instances-of-the-same-flow/47582)

<div class="topic-metadata">

**Author:** [@dleberfinger](https://discourse.nodered.org/u/dleberfinger)\
**Replies:** 11\
**Last updated:** [30 June 2021 16:00 UTC](https://discourse.nodered.org/t/multiple-instances-of-the-same-flow/47582 "2021-06-30T16:00:40Z")

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I wasn't sure where this belonged as it plays into the flows and dashboard as well. Basically I have 12 ethernet cables in the test department of my company. We have a few different varieties of controllers that get plu…

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## [MQTT connection to Azure IoT Central is interrupted after 5 minutes](https://discourse.nodered.org/t/mqtt-connection-to-azure-iot-central-is-interrupted-after-5-minutes/47791)

<div class="topic-metadata">

**Author:** [@kaitori](https://discourse.nodered.org/u/kaitori)\
**Replies:** 1\
**Last updated:** [30 June 2021 14:32 UTC](https://discourse.nodered.org/t/mqtt-connection-to-azure-iot-central-is-interrupted-after-5-minutes/47791 "2021-06-30T14:32:58Z")

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Hello, I am running Node-RED version 1.3.5. I am facing an issue where my MQTT connection to my Azure IoT Central App broker is interrupted after 5 minutes as seen below : I've tried changing the keep-alive setting …

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## [How to get the node object inside the subflow?](https://discourse.nodered.org/t/how-to-get-the-node-object-inside-the-subflow/47836)

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**Author:** [@kevim](https://discourse.nodered.org/u/kevim)\
**Replies:** 0\
**Last updated:** [30 June 2021 14:10 UTC](https://discourse.nodered.org/t/how-to-get-the-node-object-inside-the-subflow/47836 "2021-06-30T14:10:46Z")

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Hello, Node-RED version: v1.3.5-git Node.js version: v14.15.5 I have a problem when I use subflows. Currently my flow has 151 nodes, counting those inside the subflow. When the method RED.nodes.eachNode() is execute…

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## [Connect Data logger to Node-RED](https://discourse.nodered.org/t/connect-data-logger-to-node-red/47769)

<div class="topic-metadata">

**Author:** [@aabbas](https://discourse.nodered.org/u/aabbas)\
**Replies:** 6\
**Last updated:** [30 June 2021 11:08 UTC](https://discourse.nodered.org/t/connect-data-logger-to-node-red/47769 "2021-06-30T11:08:14Z")

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Hello, I have a data logger "GL820" (https://www.dataq.com/resources/pdfs/datasheets/gl820\_ds.pdf) connected to 100 temperature sensor (thermocouple K). I have fixed it an addresse IP. My question : in your opinion, is…

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## [Barcode scanner](https://discourse.nodered.org/t/barcode-scanner/47745)

<div class="topic-metadata">

**Author:** [@Aswin\_kumar](https://discourse.nodered.org/u/Aswin_kumar)\
**Replies:** 7\
**Last updated:** [30 June 2021 10:57 UTC](https://discourse.nodered.org/t/barcode-scanner/47745 "2021-06-30T10:57:41Z")

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I have installed USB hid device and connected by barcode scanner by using the GETHID DEVICES the product id and vendor is obtaines and pasted in the HID Devices block but still the connection seems to be disconnected. Pl…

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## [Node-RED spanish locale](https://discourse.nodered.org/t/node-red-spanish-locale/47820)

<div class="topic-metadata">

**Author:** [@maulima](https://discourse.nodered.org/u/maulima)\
**Replies:** 2\
**Last updated:** [30 June 2021 09:48 UTC](https://discourse.nodered.org/t/node-red-spanish-locale/47820 "2021-06-30T09:48:12Z")

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Hey there Our names are Mauricio and Franco and We'd love to translate Node-RED to spanish. Both of us are native spanish speakers. The contributing.md file led us here! Is there anything We need to know or should We j…

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## [Ring Doorbell \>\> Amazon Alexa \>\> node-RED](https://discourse.nodered.org/t/ring-doorbell-amazon-alexa-node-red/47804)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 6\
**Last updated:** [30 June 2021 09:08 UTC](https://discourse.nodered.org/t/ring-doorbell-amazon-alexa-node-red/47804 "2021-06-30T09:08:53Z")

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'Ring Doorbells' have been taken over by 'Amazon', and have changed their api, so that the new range of doorbells will no longer work with IFTTT, which means that I now need to find a new solution to get 'Doorbell press'…

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## [How the Dec to hex? And the node can show warn or errer information?](https://discourse.nodered.org/t/how-the-dec-to-hex-and-the-node-can-show-warn-or-errer-information/47739)

<div class="topic-metadata">

**Author:** [@jlian168](https://discourse.nodered.org/u/jlian168)\
**Replies:** 23\
**Last updated:** [30 June 2021 09:01 UTC](https://discourse.nodered.org/t/how-the-dec-to-hex-and-the-node-can-show-warn-or-errer-information/47739 "2021-06-30T09:01:34Z")

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Dear All : ''' if(msg.payload\>5000) { //show warn or error : The number is too large... return null; } else { //Here is Dec to Hex... return msg; } ''' Thank u.

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## [Docker NodeRed Kubernetes Watch Node](https://discourse.nodered.org/t/docker-nodered-kubernetes-watch-node/47731)

<div class="topic-metadata">

**Author:** [@MatthiasM86](https://discourse.nodered.org/u/MatthiasM86)\
**Replies:** 4\
**Last updated:** [30 June 2021 07:25 UTC](https://discourse.nodered.org/t/docker-nodered-kubernetes-watch-node/47731 "2021-06-30T07:25:42Z")

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Hi all, I'm running NodeRed in Kubernetes and trying to use the watch node to access network shares. I'm using the NodeRed Image from NodeRed with some additional nodes. I have some problems to access the network shares…

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## [Machine times between reboots/lockups reducing](https://discourse.nodered.org/t/machine-times-between-reboots-lockups-reducing/46433)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 137\
**Last updated:** [30 June 2021 07:19 UTC](https://discourse.nodered.org/t/machine-times-between-reboots-lockups-reducing/46433 "2021-06-30T07:19:12Z")

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Yes, the flows are getting slightly more complicated/better in the mean time, but I am not sure how much of a cause to the problem that is. I have 3 RasPis running 24/7. Way back when they would run happily for weeks/m…

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## [Is there a book detailing how to program node red?](https://discourse.nodered.org/t/is-there-a-book-detailing-how-to-program-node-red/47819)

<div class="topic-metadata">

**Author:** [@jlian168](https://discourse.nodered.org/u/jlian168)\
**Replies:** 2\
**Last updated:** [30 June 2021 06:11 UTC](https://discourse.nodered.org/t/is-there-a-book-detailing-how-to-program-node-red/47819 "2021-06-30T06:11:43Z")

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Dear All : Like title, I need a book that introduces the node red program in great detail ... If no that will be very difficult to use node-red! Thank u.

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## [Bad certificate untrusted](https://discourse.nodered.org/t/bad-certificate-untrusted/47818)

<div class="topic-metadata">

**Author:** [@Jerrold](https://discourse.nodered.org/u/Jerrold)\
**Replies:** 0\
**Last updated:** [30 June 2021 02:29 UTC](https://discourse.nodered.org/t/bad-certificate-untrusted/47818 "2021-06-30T02:29:28Z")

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hi I'm new to node red and i have been trying to use the opcua client in node red to connect to a plc opcua server. i have been receiving this error message, i have also tried reinstalling node red to no avail. i w…

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## [Bigtimer making offset a variable](https://discourse.nodered.org/t/bigtimer-making-offset-a-variable/47801)

<div class="topic-metadata">

**Author:** [@pjmccarthy](https://discourse.nodered.org/u/pjmccarthy)\
**Replies:** 2\
**Last updated:** [29 June 2021 23:43 UTC](https://discourse.nodered.org/t/bigtimer-making-offset-a-variable/47801 "2021-06-29T23:43:20Z")

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I am using bigtimer to turn on/off lights. However on cloudy or rainy days I would like the lights to come on a bit earlier. I have a flow where I get the weather and based on that I can adjust what I want the offset t…

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## [Moving file only after it is processed](https://discourse.nodered.org/t/moving-file-only-after-it-is-processed/47812)

<div class="topic-metadata">

**Author:** [@rudaNode](https://discourse.nodered.org/u/rudaNode)\
**Replies:** 1\
**Last updated:** [29 June 2021 23:39 UTC](https://discourse.nodered.org/t/moving-file-only-after-it-is-processed/47812 "2021-06-29T23:39:14Z")

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I have source folder and destination folder. I have a file in the source folder. I am using "file in" to read the file and generating a message for line. For moving the file from source folder to destination folder, I k…

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## [Http GET url flow with HTML, inline SVG and Payloads from NodeRED](https://discourse.nodered.org/t/http-get-url-flow-with-html-inline-svg-and-payloads-from-nodered/47809)

<div class="topic-metadata">

**Author:** [@ManUtd9494](https://discourse.nodered.org/u/ManUtd9494)\
**Replies:** 1\
**Last updated:** [29 June 2021 21:01 UTC](https://discourse.nodered.org/t/http-get-url-flow-with-html-inline-svg-and-payloads-from-nodered/47809 "2021-06-29T21:01:51Z")

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Hello all. I have a Visualisation over http SVG and want to refresh only the SVG part of the HTML website. I think this should work with the Script part, but the payloads from NodeRED do only refresh when the hole html…

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## [Deepstack missing node types](https://discourse.nodered.org/t/deepstack-missing-node-types/47623)

<div class="topic-metadata">

**Author:** [@niclas.w82](https://discourse.nodered.org/u/niclas.w82)\
**Replies:** 12\
**Last updated:** [29 June 2021 20:53 UTC](https://discourse.nodered.org/t/deepstack-missing-node-types/47623 "2021-06-29T20:53:01Z")

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Hi. Installed deepstack in node-red but i get an error when i using Objekt and face detection. Any idea how to find out what causing this? /Niclas 25 Jun 08:47:28 - \[debug\] saved flow revision: 1f3ae501292e2c3f964…

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## [Remove "{ }" from payload](https://discourse.nodered.org/t/remove-from-payload/15088)

<div class="topic-metadata">

**Author:** [@Quart666](https://discourse.nodered.org/u/Quart666)\
**Replies:** 14\
**Last updated:** [29 June 2021 20:29 UTC](https://discourse.nodered.org/t/remove-from-payload/15088 "2021-06-29T20:29:22Z")

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Probaly very easy but I have put several housr trying to get his working. I am using Weather-Display to publish weather data to my Mosquitto. I got this now when doing debug. WeatherDisplay/temp2 : msg.payload : strin…

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## [Firebasedatabase.app vs firebaseio.com](https://discourse.nodered.org/t/firebasedatabase-app-vs-firebaseio-com/47798)

<div class="topic-metadata">

**Author:** [@Lorenzo](https://discourse.nodered.org/u/Lorenzo)\
**Replies:** 1\
**Last updated:** [29 June 2021 16:33 UTC](https://discourse.nodered.org/t/firebasedatabase-app-vs-firebaseio-com/47798 "2021-06-29T16:33:45Z")

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Hello, I want to integrate Node Red with Firebase realtime database. When I define a realtime database in Firebase it creates it of this type: databaseURL: "https://xxxx-yyyy-default-rtdb.europe-west1.firebasedatabase…

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## [Node identifier, Error: String cannot be coerced to a nodeId](https://discourse.nodered.org/t/node-identifier-error-string-cannot-be-coerced-to-a-nodeid/11065)

<div class="topic-metadata">

**Author:** [@JacksonJoy](https://discourse.nodered.org/u/JacksonJoy)\
**Replies:** 1\
**Last updated:** [29 June 2021 15:49 UTC](https://discourse.nodered.org/t/node-identifier-error-string-cannot-be-coerced-to-a-nodeid/11065 "2021-06-29T15:49:01Z")

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I am trying to read data from a plc by using node red. I am having an OPC UA Server. Using the UA Expert tool, I found the node id of the variable as ns=3; s=\[clx\]Temperature\_1. But when i am using this node addresses in…

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## [Simple function help](https://discourse.nodered.org/t/simple-function-help/47789)

<div class="topic-metadata">

**Author:** [@leftymuller](https://discourse.nodered.org/u/leftymuller)\
**Replies:** 16\
**Last updated:** [29 June 2021 13:30 UTC](https://discourse.nodered.org/t/simple-function-help/47789 "2021-06-29T13:30:07Z")

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Hey Gents, I wrote a function that spins messages around, doesnt seem to work function setrainfall() { msg.payload = global.get('rainfall'); global.set('rotation')==2; } function sethumidity() { msg.payload = glob…

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## [How to get Node unique identifier](https://discourse.nodered.org/t/how-to-get-node-unique-identifier/47790)

<div class="topic-metadata">

**Author:** [@kiran007](https://discourse.nodered.org/u/kiran007)\
**Replies:** 2\
**Last updated:** [29 June 2021 12:31 UTC](https://discourse.nodered.org/t/how-to-get-node-unique-identifier/47790 "2021-06-29T12:31:18Z")

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I want to get this highlighted Node id in node js file how to achieve it?

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## [functionGlobalContext on Raspberry PI](https://discourse.nodered.org/t/functionglobalcontext-on-raspberry-pi/16983)

<div class="topic-metadata">

**Author:** [@KeMa](https://discourse.nodered.org/u/KeMa)\
**Replies:** 19\
**Last updated:** [29 June 2021 12:12 UTC](https://discourse.nodered.org/t/functionglobalcontext-on-raspberry-pi/16983 "2021-06-29T12:12:59Z")

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Hello everybody, I have a problem with loading an external function on a Raspberry PI. To load the module I added it in the "settings.js". functionGlobalContext: { arfunc:require('to-array') } In the function-node …

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## [Payload as dropdown pair](https://discourse.nodered.org/t/payload-as-dropdown-pair/47784)

<div class="topic-metadata">

**Author:** [@watwat](https://discourse.nodered.org/u/watwat)\
**Replies:** 1\
**Last updated:** [29 June 2021 11:08 UTC](https://discourse.nodered.org/t/payload-as-dropdown-pair/47784 "2021-06-29T11:08:16Z")

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A problem that I have walked upon is getting a msg.payload as the label in a dropdown, though it works the way around as an id. This is what I want (ends up in error): {msg.payload: id} but having it as id works fine: …

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## [NodeRed Restarting](https://discourse.nodered.org/t/nodered-restarting/47760)

<div class="topic-metadata">

**Author:** [@jonchargreaves](https://discourse.nodered.org/u/jonchargreaves)\
**Replies:** 3\
**Last updated:** [29 June 2021 10:22 UTC](https://discourse.nodered.org/t/nodered-restarting/47760 "2021-06-29T10:22:55Z")

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Hi everyone I have an instance of NodeRed recording 5 DS18B20 temperature probes sometimes the NodeRed instance restarts randomly, below is the output from the syslog can anybody help? Jun 28 01:53:09 object1 Node-RED\[3…

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## [Cron-plus and next event](https://discourse.nodered.org/t/cron-plus-and-next-event/47746)

<div class="topic-metadata">

**Author:** [@Simon01011](https://discourse.nodered.org/u/Simon01011)\
**Replies:** 12\
**Last updated:** [29 June 2021 09:40 UTC](https://discourse.nodered.org/t/cron-plus-and-next-event/47746 "2021-06-29T09:40:25Z")

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Hi! I'm using the cron-plus node. My question: is there a way to get the time and date of the event that will execute next? Like in the status shown in the editor? Background: I'd like to use the cron-pus node in a sub…

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