# Latest

**URL:** https://discourse.nodered.org/latest.md?page=855

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

**Page:** 856

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## [Is there a way to spawn multiple instances of a subflow from a single sequence?](https://discourse.nodered.org/t/is-there-a-way-to-spawn-multiple-instances-of-a-subflow-from-a-single-sequence/42961)

<div class="topic-metadata">

**Author:** [@erktrek](https://discourse.nodered.org/u/erktrek)\
**Replies:** 3\
**Last updated:** [22 March 2021 00:48 UTC](https://discourse.nodered.org/t/is-there-a-way-to-spawn-multiple-instances-of-a-subflow-from-a-single-sequence/42961 "2021-03-22T00:48:06Z")

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Have been using NR very successfully in conjunction with the Hubitat Elevation smart hub for the past year or so. Have been overwhelmed by the awesomeness of the NR platform + HE community developed nodes.. …

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## [Article/Video: Deploying a Node-RED solution on GCP](https://discourse.nodered.org/t/article-video-deploying-a-node-red-solution-on-gcp/42976)

<div class="topic-metadata">

**Author:** [@kolban](https://discourse.nodered.org/u/kolban)\
**Replies:** 0\
**Last updated:** [21 March 2021 23:53 UTC](https://discourse.nodered.org/t/article-video-deploying-a-node-red-solution-on-gcp/42976 "2021-03-21T23:53:21Z")

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Here is a link to an article and video illustrating deployment of a Node-RED solution on Google Cloud Platform (GCP) including hardening it for production.

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## [Node-red function node performance](https://discourse.nodered.org/t/node-red-function-node-performance/42975)

<div class="topic-metadata">

**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 2\
**Last updated:** [21 March 2021 22:33 UTC](https://discourse.nodered.org/t/node-red-function-node-performance/42975 "2021-03-21T22:33:56Z")

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I am onto my next Node-RED project, this time rebuilding the LUA based automated lighting for my house on NR and using uibuilder as the interface. I have a function node which could contain at least 15 functions within …

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## [Simple "cache" node, does this exist?](https://discourse.nodered.org/t/simple-cache-node-does-this-exist/42963)

<div class="topic-metadata">

**Author:** [@mdkrieg](https://discourse.nodered.org/u/mdkrieg)\
**Replies:** 4\
**Last updated:** [21 March 2021 19:08 UTC](https://discourse.nodered.org/t/simple-cache-node-does-this-exist/42963 "2021-03-21T19:08:01Z")

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Sometimes when I'm troubleshooting a flow, I want to be able to capture a message at a certain point in the flow and then re-send it on command so I can tweak the downstream code. What I do now is copy the message from …

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## [Possible slow debug window?](https://discourse.nodered.org/t/possible-slow-debug-window/42958)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 21\
**Last updated:** [21 March 2021 19:03 UTC](https://discourse.nodered.org/t/possible-slow-debug-window/42958 "2021-03-21T19:03:24Z")

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I am suspecting that the messages in the debug window (from the debug node) are coming slow. To test this, I made a simple python counter. The output in the terminal is very fast, while in the debug window it arrives wit…

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## [Inject node, interval every 3 hours](https://discourse.nodered.org/t/inject-node-interval-every-3-hours/42895)

<div class="topic-metadata">

**Author:** [@nilsi](https://discourse.nodered.org/u/nilsi)\
**Replies:** 2\
**Last updated:** [21 March 2021 18:48 UTC](https://discourse.nodered.org/t/inject-node-interval-every-3-hours/42895 "2021-03-21T18:48:44Z")

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I would like to either change 60 to 180 or change the unit to hours and put a 3. This does not seem to be possible. I there a simple solution to this?

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## [Function node - getFullYear error](https://discourse.nodered.org/t/function-node-getfullyear-error/42926)

<div class="topic-metadata">

**Author:** [@rakgupta](https://discourse.nodered.org/u/rakgupta)\
**Replies:** 27\
**Last updated:** [21 March 2021 18:25 UTC](https://discourse.nodered.org/t/function-node-getfullyear-error/42926 "2021-03-21T18:25:54Z")

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Hello: I have a flow that selects data from a table and inserts the data into a backup table in another database, This has been working just fine for over 6 months. After I select the data from the source, a function no…

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## [How fast is your Tensorflow COCO SSD](https://discourse.nodered.org/t/how-fast-is-your-tensorflow-coco-ssd/41747)

<div class="topic-metadata">

**Author:** [@Gerry-it](https://discourse.nodered.org/u/Gerry-it)\
**Replies:** 15\
**Last updated:** [21 March 2021 18:09 UTC](https://discourse.nodered.org/t/how-fast-is-your-tensorflow-coco-ssd/41747 "2021-03-21T18:09:00Z")

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Hello I would like to ask your experiences with the TF COCO SSD node from node-red-contrib-tfjs-coco-ssd. On my side the model execution consumes between 7 and 10 seconds for a simple image from an HTTP request, e.g. h…

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## [Array values median](https://discourse.nodered.org/t/array-values-median/42957)

<div class="topic-metadata">

**Author:** [@mgolemanov](https://discourse.nodered.org/u/mgolemanov)\
**Replies:** 15\
**Last updated:** [21 March 2021 17:57 UTC](https://discourse.nodered.org/t/array-values-median/42957 "2021-03-21T17:57:32Z")

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Hi there, From fiew days i'm trying to make a function witch collect value in a array, from a sensore comming every hour and to find the middle value everytime when new number is aplied when the counter reach 24 to s…

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## [Not able to start on rpi](https://discourse.nodered.org/t/not-able-to-start-on-rpi/42643)

<div class="topic-metadata">

**Author:** [@borscht\_bay](https://discourse.nodered.org/u/borscht_bay)\
**Replies:** 5\
**Last updated:** [21 March 2021 17:42 UTC](https://discourse.nodered.org/t/not-able-to-start-on-rpi/42643 "2021-03-21T17:42:22Z")

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Hello, long time listener, first time caller. I installed node red on my pi with these instructions Running on Raspberry Pi : Node-RED The installation seemed to be successful but when I try to access the editor remote…

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## [Cron-plus - dynamic schedules](https://discourse.nodered.org/t/cron-plus-dynamic-schedules/42214)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 11\
**Last updated:** [21 March 2021 14:57 UTC](https://discourse.nodered.org/t/cron-plus-dynamic-schedules/42214 "2021-03-21T14:57:32Z")

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I'm a big fan of the cron-plus node, and use it for all of my timing events, but probably a question for @Steve-Mcl ... What exactly does the view dynamic schedules window show? I understand, and use the ability to sto…

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## [Telegram Bot Send Image From Share](https://discourse.nodered.org/t/telegram-bot-send-image-from-share/42947)

<div class="topic-metadata">

**Author:** [@kurtufiyde](https://discourse.nodered.org/u/kurtufiyde)\
**Replies:** 14\
**Last updated:** [21 March 2021 14:15 UTC](https://discourse.nodered.org/t/telegram-bot-send-image-from-share/42947 "2021-03-21T14:15:32Z")

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Hi All, i am new to node red barely using it for few days and still learning Trying to send the image using telegram sender node ( The saved image file is located in Home Assistant server 1 and Node Red is running on s…

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## [Function tried to send a message of type number](https://discourse.nodered.org/t/function-tried-to-send-a-message-of-type-number/42960)

<div class="topic-metadata">

**Author:** [@PiMo131](https://discourse.nodered.org/u/PiMo131)\
**Replies:** 4\
**Last updated:** [21 March 2021 14:13 UTC](https://discourse.nodered.org/t/function-tried-to-send-a-message-of-type-number/42960 "2021-03-21T14:13:19Z")

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Hi, i am trying to do some basic calculations but keep getting the error 'function tried to send a message of type number'. I read most forum discussion and added = {}; in the beginning of the flow for all variables..…

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## [Python socket stream to NodeRed?](https://discourse.nodered.org/t/python-socket-stream-to-nodered/42939)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 11\
**Last updated:** [21 March 2021 13:40 UTC](https://discourse.nodered.org/t/python-socket-stream-to-nodered/42939 "2021-03-21T13:40:51Z")

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I have a Python socket stream monitor application (socket.AF\_INET, socket.SOCK\_STREAM) I wrote to monitor a custom protocol on a remote server. Is there a way to connect this stream to a NodeRed node?

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## [HIveMQ Cloud Broker has a Basic free option](https://discourse.nodered.org/t/hivemq-cloud-broker-has-a-basic-free-option/42774)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 16\
**Last updated:** [21 March 2021 11:46 UTC](https://discourse.nodered.org/t/hivemq-cloud-broker-has-a-basic-free-option/42774 "2021-03-21T11:46:11Z")

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## [Problem VSH connection with virtual smart home](https://discourse.nodered.org/t/problem-vsh-connection-with-virtual-smart-home/42952)

<div class="topic-metadata">

**Author:** [@frjariello](https://discourse.nodered.org/u/frjariello)\
**Replies:** 0\
**Last updated:** [21 March 2021 09:30 UTC](https://discourse.nodered.org/t/problem-vsh-connection-with-virtual-smart-home/42952 "2021-03-21T09:30:17Z")

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Hi, I am trying to configure the Alexa node, but when I try to create the connection and the verification code comes out, after only 4/5 seconds the message 'ERROR code expired' appears, and even if I manage to authoriz…

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## [Send Buffer over usb Serial Node](https://discourse.nodered.org/t/send-buffer-over-usb-serial-node/16494)

<div class="topic-metadata">

**Author:** [@Evian](https://discourse.nodered.org/u/Evian)\
**Replies:** 11\
**Last updated:** [21 March 2021 09:19 UTC](https://discourse.nodered.org/t/send-buffer-over-usb-serial-node/16494 "2021-03-21T09:19:15Z")

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Im trying to send a Buffer over the Serial Node. When injecting said buffer my debug window says folowing: TypeError \[ERR\_INVALID\_ARG\_TYPE\]: The "list\[1\]" argument must be one of type Array, Buffer, or Uint8Array. Rece…

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## [Offcial AWS ElasticBeansTalk Tutorial not working](https://discourse.nodered.org/t/offcial-aws-elasticbeanstalk-tutorial-not-working/42923)

<div class="topic-metadata">

**Author:** [@cebucul](https://discourse.nodered.org/u/cebucul)\
**Replies:** 2\
**Last updated:** [21 March 2021 06:48 UTC](https://discourse.nodered.org/t/offcial-aws-elasticbeanstalk-tutorial-not-working/42923 "2021-03-21T06:48:49Z")

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Hi, please help. I am unable to deploy node-red using official docs on : Running on Amazon Web Services : Node-RED Going through AWS EBT logs I found this errors: node-red -s ./settings.js Error loading settings fil…

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## [Global Variable being overwritten without global.set](https://discourse.nodered.org/t/global-variable-being-overwritten-without-global-set/42938)

<div class="topic-metadata">

**Author:** [@jaugs](https://discourse.nodered.org/u/jaugs)\
**Replies:** 8\
**Last updated:** [21 March 2021 00:18 UTC](https://discourse.nodered.org/t/global-variable-being-overwritten-without-global-set/42938 "2021-03-21T00:18:38Z")

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I have been using node red for quite a while and have run into an issue I have never seen. I am pulling in an array from a server and saving it as a global variable using a change node. This works as expected, the arra…

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## [Basics: Reading Documentation - Message structure](https://discourse.nodered.org/t/basics-reading-documentation-message-structure/39430)

<div class="topic-metadata">

**Author:** [@Michl](https://discourse.nodered.org/u/Michl)\
**Replies:** 14\
**Last updated:** [20 March 2021 21:34 UTC](https://discourse.nodered.org/t/basics-reading-documentation-message-structure/39430 "2021-03-20T21:34:37Z")

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Hello, i need some really fundamental help with the documentation. I want to use the ws2801 but I'm not able to read the syntax properly. Corresponds my self generated message with the demand for the ws2801 node? {…

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## [Node-red-contrib-bacnet](https://discourse.nodered.org/t/node-red-contrib-bacnet/42903)

<div class="topic-metadata">

**Author:** [@lasser68](https://discourse.nodered.org/u/lasser68)\
**Replies:** 1\
**Last updated:** [20 March 2021 19:34 UTC](https://discourse.nodered.org/t/node-red-contrib-bacnet/42903 "2021-03-20T19:34:47Z")

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Hi, I have to read from a device that has previously defined the device id clients that it has permission to ask, but the bacnet node nowhere defines its own device id, ¿is it possible to do this? Thanks

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## [I have a question about setting mqtt](https://discourse.nodered.org/t/i-have-a-question-about-setting-mqtt/42912)

<div class="topic-metadata">

**Author:** [@Athurian](https://discourse.nodered.org/u/Athurian)\
**Replies:** 11\
**Last updated:** [20 March 2021 17:43 UTC](https://discourse.nodered.org/t/i-have-a-question-about-setting-mqtt/42912 "2021-03-20T17:43:16Z")

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I am trying to receive a message using node red mqtt on the raspberry pi. I ran well without mqtt problem in node red, but there is one problem. Mqtt messages suddenly become unsubscribed. For example, when booting fr…

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## [Verify possible fat fingered phone number](https://discourse.nodered.org/t/verify-possible-fat-fingered-phone-number/42906)

<div class="topic-metadata">

**Author:** [@tvan0076](https://discourse.nodered.org/u/tvan0076)\
**Replies:** 5\
**Last updated:** [20 March 2021 17:32 UTC](https://discourse.nodered.org/t/verify-possible-fat-fingered-phone-number/42906 "2021-03-20T17:32:01Z")

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Does anyone have any suggestions for checking a phone number for a possible fat-finger? I have the OG phone number and a second number that could be either a possible fat fingered one or the person really changed their …

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## [How to call iphone connected to LAN from node-red?](https://discourse.nodered.org/t/how-to-call-iphone-connected-to-lan-from-node-red/42698)

<div class="topic-metadata">

**Author:** [@janvda](https://discourse.nodered.org/u/janvda)\
**Replies:** 14\
**Last updated:** [20 March 2021 16:22 UTC](https://discourse.nodered.org/t/how-to-call-iphone-connected-to-lan-from-node-red/42698 "2021-03-20T16:22:28Z")

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Is there a free or cheap way to call an iphone (only for audio) connected to the internet from Node-Red ? Moreover you can assume that the iphone is connected to the same LAN as Node-RED. So when calling the iphone the…

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## [Watson Assistant V2 trouble with setting intents of message](https://discourse.nodered.org/t/watson-assistant-v2-trouble-with-setting-intents-of-message/42930)

<div class="topic-metadata">

**Author:** [@Andy0692](https://discourse.nodered.org/u/Andy0692)\
**Replies:** 0\
**Last updated:** [20 March 2021 15:07 UTC](https://discourse.nodered.org/t/watson-assistant-v2-trouble-with-setting-intents-of-message/42930 "2021-03-20T15:07:58Z")

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Hi, I have a chatbot project that integrates FB Messenger and Google Vision nodes through Node-Red. I send the picture through Messenger which goes to the Vision API. I need to feed the image classification results bac…

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## ["call service node is missing api "domain" property, not found in config or payload"](https://discourse.nodered.org/t/call-service-node-is-missing-api-domain-property-not-found-in-config-or-payload/42920)

<div class="topic-metadata">

**Author:** [@Dread85](https://discourse.nodered.org/u/Dread85)\
**Replies:** 1\
**Last updated:** [20 March 2021 13:13 UTC](https://discourse.nodered.org/t/call-service-node-is-missing-api-domain-property-not-found-in-config-or-payload/42920 "2021-03-20T13:13:01Z")

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Hi, I New to Home assistant and node red, i have set up HA on a Pi 2 and seem to have all my Sonoffs running on there original firmware on HA, i have now installed node red and trying to switch a Sonoff on and off but i…

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## [Stopping node when removed](https://discourse.nodered.org/t/stopping-node-when-removed/42916)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 8\
**Last updated:** [20 March 2021 11:26 UTC](https://discourse.nodered.org/t/stopping-node-when-removed/42916 "2021-03-20T11:26:55Z")

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I am writing a node to monitor a socket with a custom protocol. It works fine and I had to setup a setInterval to catch random disconnections and re-connect, triggered by the 'close' event. Now, if I remove the node fro…

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## [Can someone help me with this type error please?](https://discourse.nodered.org/t/can-someone-help-me-with-this-type-error-please/42900)

<div class="topic-metadata">

**Author:** [@jas](https://discourse.nodered.org/u/jas)\
**Replies:** 5\
**Last updated:** [20 March 2021 07:43 UTC](https://discourse.nodered.org/t/can-someone-help-me-with-this-type-error-please/42900 "2021-03-20T07:43:34Z")

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Hi everyone, I got an type error Cannot read property 'forEach' of undefined when I run my node. Can someone give me some advice please? Thank you! Best, Jas

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## [Output true and false with an AND](https://discourse.nodered.org/t/output-true-and-false-with-an-and/42814)

<div class="topic-metadata">

**Author:** [@Herbert](https://discourse.nodered.org/u/Herbert)\
**Replies:** 8\
**Last updated:** [20 March 2021 08:35 UTC](https://discourse.nodered.org/t/output-true-and-false-with-an-and/42814 "2021-03-20T08:35:43Z")

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Hello experts, with my photovoltaik system with battery I switch on my house heating system (a big compressor for warm water). I receive the informations from photovoltaik system ober MQTT and USB ports. System is in …

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## [Binary Buffer to Strings while using serial port](https://discourse.nodered.org/t/binary-buffer-to-strings-while-using-serial-port/42908)

<div class="topic-metadata">

**Author:** [@Mathur27](https://discourse.nodered.org/u/Mathur27)\
**Replies:** 2\
**Last updated:** [20 March 2021 07:40 UTC](https://discourse.nodered.org/t/binary-buffer-to-strings-while-using-serial-port/42908 "2021-03-20T07:40:19Z")

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Hello, I am trying to get input from the "Serial in" node. The correct output is : "aa a1 41 0b 63 01 40 2d 93 d1 cc 00" I have tried transmitting the input as a normal "ASCII string", but the result is "�h-c@��t �h-…

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