# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=650

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

**Page:** 651

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## [Read/write json revisited](https://discourse.nodered.org/t/read-write-json-revisited/36203)

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**Author:** [@ebolisa](https://discourse.nodered.org/u/ebolisa)\
**Replies:** 5\
**Last updated:** [19 November 2020 20:46 UTC](https://discourse.nodered.org/t/read-write-json-revisited/36203 "2020-11-19T20:46:26Z")

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Hi, I'm using text input (set as time picker) to store hours and minutes to a json file. This part works (well...). Then when the web page is loaded/reloaded, I need to read the json file and set the text input to the …

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## [Cannot update Node-Red v1.1.3](https://discourse.nodered.org/t/cannot-update-node-red-v1-1-3/36016)

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**Author:** [@onire77](https://discourse.nodered.org/u/onire77)\
**Replies:** 11\
**Last updated:** [19 November 2020 19:32 UTC](https://discourse.nodered.org/t/cannot-update-node-red-v1-1-3/36016 "2020-11-19T19:32:09Z")

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I run sudo npm install -g --unsafe-perm node-red with result: npm WARN deprecated bcrypt@3.0.6: versions \< v5.0.0 do not handle NUL in passwords properly npm WARN deprecated request@2.88.0: request has been deprecated, …

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## [How to delete (or rename) an output of the input split node](https://discourse.nodered.org/t/how-to-delete-or-rename-an-output-of-the-input-split-node/36195)

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**Author:** [@MPaulHolmes](https://discourse.nodered.org/u/MPaulHolmes)\
**Replies:** 14\
**Last updated:** [19 November 2020 17:55 UTC](https://discourse.nodered.org/t/how-to-delete-or-rename-an-output-of-the-input-split-node/36195 "2020-11-19T17:55:54Z")

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I created an input split node. The input to this node is an array of around 44 numbers. So, I was adding a bunch of ADD payload.col1 payload.col2 payload.col3 ... And I accidentally typed 22 instead of payload.col…

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## [Bug when working with project setting](https://discourse.nodered.org/t/bug-when-working-with-project-setting/35863)

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**Author:** [@joha91](https://discourse.nodered.org/u/joha91)\
**Replies:** 5\
**Last updated:** [19 November 2020 17:57 UTC](https://discourse.nodered.org/t/bug-when-working-with-project-setting/35863 "2020-11-19T17:57:22Z")

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Hey all, I wanted to start working with the project setting, but I allways get this error message: Normally I run Node-Red in my ioBroker, but I also did a test in a fresh installed node-red instance now --\> same err…

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## [Local Connections work but Remote Connections do not](https://discourse.nodered.org/t/local-connections-work-but-remote-connections-do-not/36137)

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**Author:** [@intmech](https://discourse.nodered.org/u/intmech)\
**Replies:** 13\
**Last updated:** [19 November 2020 11:59 UTC](https://discourse.nodered.org/t/local-connections-work-but-remote-connections-do-not/36137 "2020-11-19T11:59:29Z")

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I'm using a vpn tunnel through a 4g lte connection to access node-red running on a Windows10 machine. The browser on the local machine can bring up the flow editor @ 127.0.0.1:1880 however remote machines connecting in …

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## [Secure source code file flow.json](https://discourse.nodered.org/t/secure-source-code-file-flow-json/36188)

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**Author:** [@AnusudhanK7](https://discourse.nodered.org/u/AnusudhanK7)\
**Replies:** 4\
**Last updated:** [19 November 2020 11:29 UTC](https://discourse.nodered.org/t/secure-source-code-file-flow-json/36188 "2020-11-19T11:29:39Z")

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Hi, we have developed our IoT application on the node red platform. And now we want to deploy the developed application in the client production system. We have enabled HTTPS access and secured the editor by user name a…

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## [The information of node postgres lost](https://discourse.nodered.org/t/the-information-of-node-postgres-lost/36170)

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**Author:** [@minhhn0205](https://discourse.nodered.org/u/minhhn0205)\
**Replies:** 1\
**Last updated:** [19 November 2020 10:27 UTC](https://discourse.nodered.org/t/the-information-of-node-postgres-lost/36170 "2020-11-19T10:27:32Z")

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Hi, Today, after importing flow, I enter the information to connect to the database such as Username, Password into the postgres node and then click Deploy button. When I reopen node postgres, the Username and Password …

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## [Line Chart - Overlay to Spline chart](https://discourse.nodered.org/t/line-chart-overlay-to-spline-chart/36183)

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**Author:** [@aksook](https://discourse.nodered.org/u/aksook)\
**Replies:** 0\
**Last updated:** [19 November 2020 09:02 UTC](https://discourse.nodered.org/t/line-chart-overlay-to-spline-chart/36183 "2020-11-19T09:02:52Z")

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I'm trying to produce a spline chart for the data (ARRAY) that i receive from my epics nodes \[The first data-set is 2 Arrays for Current Signal containing 197 elements - one array for x-co-ordinates and one for y co-ord…

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## [First time caller. trouble with capture image from ipcam](https://discourse.nodered.org/t/first-time-caller-trouble-with-capture-image-from-ipcam/19052)

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**Author:** [@mattk](https://discourse.nodered.org/u/mattk)\
**Replies:** 10\
**Last updated:** [19 November 2020 06:43 UTC](https://discourse.nodered.org/t/first-time-caller-trouble-with-capture-image-from-ipcam/19052 "2020-11-19T06:43:59Z")

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Hi all. Just introduced to node-red. 25 years in IT but not anything remotely related to programming, I'm a copy/paste guy when it comes to this, at best! I have somehow, built the following but having trouble with the …

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## [Setting some default views](https://discourse.nodered.org/t/setting-some-default-views/36101)

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**Author:** [@LazzaWA](https://discourse.nodered.org/u/LazzaWA)\
**Replies:** 3\
**Last updated:** [19 November 2020 06:17 UTC](https://discourse.nodered.org/t/setting-some-default-views/36101 "2020-11-19T06:17:40Z")

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I'd like to set a few default values so that every time i go to use a node or node red editor it's configured to what's handy for me. examples: Opening NR editor would default to the debug console being open rather th…

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## [Data Conversion](https://discourse.nodered.org/t/data-conversion/35719)

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**Author:** [@DSongra11\_forum.com](https://discourse.nodered.org/u/DSongra11_forum.com)\
**Replies:** 4\
**Last updated:** [19 November 2020 05:12 UTC](https://discourse.nodered.org/t/data-conversion/35719 "2020-11-19T05:12:12Z")

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Hello, I am working on IoT kit using Hilscher NetIOT Connect Gateway, I have a P&F Ultrasonic sensor, I am getting process data 14 bit in two bytes (attachment Received data). I want to convert it into 16bit uint starti…

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## [Feedback wanted on a next-generation platform for creating Artificial Intelligence solutions using Node-RED - and get rewarded!](https://discourse.nodered.org/t/feedback-wanted-on-a-next-generation-platform-for-creating-artificial-intelligence-solutions-using-node-red-and-get-rewarded/36123)

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**Author:** [@kfiry](https://discourse.nodered.org/u/kfiry)\
**Replies:** 5\
**Last updated:** [19 November 2020 05:09 UTC](https://discourse.nodered.org/t/feedback-wanted-on-a-next-generation-platform-for-creating-artificial-intelligence-solutions-using-node-red-and-get-rewarded/36123 "2020-11-19T05:09:52Z")

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Veritone Automate Studio is a low-code tool that allows you to design AI/ML-based solutions across almost any category - Speech, Vision, NLP, and others - with no prior AI/ML knowledge, and deploy them at scale with no p…

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## [Cant use influx-node with reverse proxy](https://discourse.nodered.org/t/cant-use-influx-node-with-reverse-proxy/35948)

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**Author:** [@loeten](https://discourse.nodered.org/u/loeten)\
**Replies:** 17\
**Last updated:** [19 November 2020 02:05 UTC](https://discourse.nodered.org/t/cant-use-influx-node-with-reverse-proxy/35948 "2020-11-19T02:05:23Z")

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Dear all, i have set up an influx DB on a webserver with apache running on it - to use the https and certificate. I can write to the DB with curl like: $ curl -u user:pass -i -X POST 'https://\*\*\*\*\*\*\*\*.no-ip.biz/influx/…

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## [New minute event](https://discourse.nodered.org/t/new-minute-event/36168)

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**Author:** [@dathor](https://discourse.nodered.org/u/dathor)\
**Replies:** 3\
**Last updated:** [18 November 2020 23:28 UTC](https://discourse.nodered.org/t/new-minute-event/36168 "2020-11-18T23:28:00Z")

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Hello, Could anyone recommend a node which will give me a new minute event. I do not want to use a inject node with 1m repeat but rather i require the event to be triggered based on the clock every new minute. I curre…

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## [Cannot delete "template" node](https://discourse.nodered.org/t/cannot-delete-template-node/36163)

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**Author:** [@bkdfkup](https://discourse.nodered.org/u/bkdfkup)\
**Replies:** 2\
**Last updated:** [18 November 2020 20:36 UTC](https://discourse.nodered.org/t/cannot-delete-template-node/36163 "2020-11-18T20:36:28Z")

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Hi all. Having issues deleting a "template" node that i imported as part of an example flow. all other nodes of the flow could be deleted individually, however when attempting to delete the "template"node, the following…

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## [How to access custom node label in html file](https://discourse.nodered.org/t/how-to-access-custom-node-label-in-html-file/36161)

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**Author:** [@mathurv](https://discourse.nodered.org/u/mathurv)\
**Replies:** 1\
**Last updated:** [18 November 2020 19:11 UTC](https://discourse.nodered.org/t/how-to-access-custom-node-label-in-html-file/36161 "2020-11-18T19:11:23Z")

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Hi, I have seen the following code in core inject node (20-inject.html) var label = this.\_def.label.call(this); I would like to do the same in my custom node to access the node label. But... I am getting "\_def of unde…

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## [Returning data from an array and split then use each value to append a url request](https://discourse.nodered.org/t/returning-data-from-an-array-and-split-then-use-each-value-to-append-a-url-request/36159)

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**Author:** [@Dallibab](https://discourse.nodered.org/u/Dallibab)\
**Replies:** 6\
**Last updated:** [18 November 2020 18:48 UTC](https://discourse.nodered.org/t/returning-data-from-an-array-and-split-then-use-each-value-to-append-a-url-request/36159 "2020-11-18T18:48:55Z")

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Hi all I am calling an api to return data using http request , I have the data back fine and have used the split sequence to return the values I want from the Array that was generated. Data comes back as this in the deb…

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## [Start Flow with .bat or .ps2 on "remote" NodeRed installation](https://discourse.nodered.org/t/start-flow-with-bat-or-ps2-on-remote-nodered-installation/36068)

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**Author:** [@DaRedaBua](https://discourse.nodered.org/u/DaRedaBua)\
**Replies:** 2\
**Last updated:** [18 November 2020 16:39 UTC](https://discourse.nodered.org/t/start-flow-with-bat-or-ps2-on-remote-nodered-installation/36068 "2020-11-18T16:39:53Z")

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Hi everyone! What is in your opinion the easiest way to start a Flow with payload on a "remote" (=Raspberry Pi on same network) Node-Red server from my Windows PC that works with CMD or Powershell? I always KISS (Keep …

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## [How to split up a message](https://discourse.nodered.org/t/how-to-split-up-a-message/36148)

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**Author:** [@Kouwe-sudo](https://discourse.nodered.org/u/Kouwe-sudo)\
**Replies:** 6\
**Last updated:** [18 November 2020 16:28 UTC](https://discourse.nodered.org/t/how-to-split-up-a-message/36148 "2020-11-18T16:28:02Z")

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I have a timestamp like this: '2020-11-18 16:31:27' I would like to split it up in 4 different messages because I don't need the time but only the stamp (If you know what I mean). I would like to have something like th…

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## [Node red Exec Powershell doesn't work](https://discourse.nodered.org/t/node-red-exec-powershell-doesnt-work/35998)

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**Author:** [@ChrisWeb71](https://discourse.nodered.org/u/ChrisWeb71)\
**Replies:** 16\
**Last updated:** [18 November 2020 15:45 UTC](https://discourse.nodered.org/t/node-red-exec-powershell-doesnt-work/35998 "2020-11-18T15:45:14Z")

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I'm having a problem executing a Powershell file. When I execute the Powershell file in the CMD everything works correctly. if I want to run the same file with node red, the application runs dead. I have 2 scripts, one…

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## [Communicating with stepper driver over RS232 or RS485](https://discourse.nodered.org/t/communicating-with-stepper-driver-over-rs232-or-rs485/36061)

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**Author:** [@Sensors](https://discourse.nodered.org/u/Sensors)\
**Replies:** 7\
**Last updated:** [18 November 2020 15:05 UTC](https://discourse.nodered.org/t/communicating-with-stepper-driver-over-rs232-or-rs485/36061 "2020-11-18T15:05:53Z")

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Hello all, I'm fairly new to node red so still getting my head around the best way to do things... I have a Trinamic multi-stepper driver which can communicate over RS232 or RS485, which I need to first configure with …

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## [Node-red infinite loop](https://discourse.nodered.org/t/node-red-infinite-loop/36140)

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**Author:** [@ellerre](https://discourse.nodered.org/u/ellerre)\
**Replies:** 2\
**Last updated:** [18 November 2020 14:50 UTC](https://discourse.nodered.org/t/node-red-infinite-loop/36140 "2020-11-18T14:50:00Z")

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Due to my mistake, I find myself with node-red inaccessible. This is what happens: 18 Nov 14:19:28 - \[info\] Node-RED version: v1.2.5 18 Nov 14:19:28 - \[info\] Node.js version: v12.19.0 18 Nov 14:19:28 - \[info\] Linux 5.…

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## [Smartlife Air: doesn't find channels of the device](https://discourse.nodered.org/t/smartlife-air-doesnt-find-channels-of-the-device/36142)

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**Author:** [@Saeco](https://discourse.nodered.org/u/Saeco)\
**Replies:** 0\
**Last updated:** [18 November 2020 14:43 UTC](https://discourse.nodered.org/t/smartlife-air-doesnt-find-channels-of-the-device/36142 "2020-11-18T14:43:38Z")

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I installed Smartlife Air APP on the iPhone and set the localization to USA as discribed: The APP is working with the device perfectly, and node-red-contrib-smartlifeair shows the device itself - but no channels. Any ide…

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## [NORA nodes: anyone know if there are any plans for a Sensor node?](https://discourse.nodered.org/t/nora-nodes-anyone-know-if-there-are-any-plans-for-a-sensor-node/36128)

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**Author:** [@kes](https://discourse.nodered.org/u/kes)\
**Replies:** 0\
**Last updated:** [18 November 2020 11:00 UTC](https://discourse.nodered.org/t/nora-nodes-anyone-know-if-there-are-any-plans-for-a-sensor-node/36128 "2020-11-18T11:00:44Z")

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Here is the current list of NORA nodes available However, from the NORA nodes available, as far as I can tell, I cannot query sensors. Unless I missed something. Does anyone know if there are any plans to implement a…

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## [How to access config file when using in docker (synology)?](https://discourse.nodered.org/t/how-to-access-config-file-when-using-in-docker-synology/18355)

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**Author:** [@waquete](https://discourse.nodered.org/u/waquete)\
**Replies:** 6\
**Last updated:** [18 November 2020 13:03 UTC](https://discourse.nodered.org/t/how-to-access-config-file-when-using-in-docker-synology/18355 "2020-11-18T13:03:27Z")

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Hi there! I have setup nodered in docker on my synology...so far it works fine. Today I noticed a warning message about the credential secret, suggesting to set my own in the config file.....but I have no clue how to m…

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## [Need help in date picker node](https://discourse.nodered.org/t/need-help-in-date-picker-node/34960)

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**Author:** [@bachloo.rahul](https://discourse.nodered.org/u/bachloo.rahul)\
**Replies:** 42\
**Last updated:** [18 November 2020 12:18 UTC](https://discourse.nodered.org/t/need-help-in-date-picker-node/34960 "2020-11-18T12:18:27Z")

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I want to use date picker node for showing data of a sensor from one particular date to another in a table or csv file.Need some guidance on using date picker node in this case \[{"id":"378c3b75.9fbae4","type":"tab"…

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## [Async functions in function node \[ webdav \]](https://discourse.nodered.org/t/async-functions-in-function-node-webdav/36079)

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**Author:** [@Nxito](https://discourse.nodered.org/u/Nxito)\
**Replies:** 6\
**Last updated:** [18 November 2020 09:13 UTC](https://discourse.nodered.org/t/async-functions-in-function-node-webdav/36079 "2020-11-18T09:13:12Z")

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Hi , I'm trying to use the \[WebDav\] library (GitHub - perry-mitchell/webdav-client: WebDAV client written in Typescript for NodeJS and the browser) and I'm having trouble returning the error (either credentials or url) …

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## [Uibuilder + A-frame](https://discourse.nodered.org/t/uibuilder-a-frame/36019)

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**Author:** [@Danxsia](https://discourse.nodered.org/u/Danxsia)\
**Replies:** 9\
**Last updated:** [18 November 2020 05:19 UTC](https://discourse.nodered.org/t/uibuilder-a-frame/36019 "2020-11-18T05:19:13Z")

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Hello All, I'm new in the forum and not so experienced with node red, im trying for the first time the uibuilder node and seems very powerful. Someone has already used it with a-frame for virtual/augmented reality? I wo…

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## [Loop for stops after 99 flow](https://discourse.nodered.org/t/loop-for-stops-after-99-flow/36093)

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**Author:** [@fabien](https://discourse.nodered.org/u/fabien)\
**Replies:** 16\
**Last updated:** [17 November 2020 22:51 UTC](https://discourse.nodered.org/t/loop-for-stops-after-99-flow/36093 "2020-11-17T22:51:29Z")

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Hello, I simulated a for loop, as shown in the forum. But the loop ends after 99 flow: \[{"id":"bef94100.efd14","type":"function","z":"ced45fb2.1ebde","name":"","func":"var C = context.get('C')||0;\\nif(msg.payload && C\<…

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## [Knowing and controlling state of 4 states lamp. Already stuck on boolean logic](https://discourse.nodered.org/t/knowing-and-controlling-state-of-4-states-lamp-already-stuck-on-boolean-logic/36097)

<div class="topic-metadata">

**Author:** [@MikiZed](https://discourse.nodered.org/u/MikiZed)\
**Replies:** 5\
**Last updated:** [17 November 2020 22:22 UTC](https://discourse.nodered.org/t/knowing-and-controlling-state-of-4-states-lamp-already-stuck-on-boolean-logic/36097 "2020-11-17T22:22:47Z")

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I am going to give you way more context that you probably need to help me because I feel like executing things the way I immagine is kind of dumb for Node-RED and more suitable to a programming language like C. In my ho…

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