# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=45

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**Page:** 46

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## [Not getting anywhere with update of NR / Dashboard. My views](https://discourse.nodered.org/t/not-getting-anywhere-with-update-of-nr-dashboard-my-views/96332)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 12\
**Last updated:** [30 March 2025 00:43 UTC](https://discourse.nodered.org/t/not-getting-anywhere-with-update-of-nr-dashboard-my-views/96332 "2025-03-30T00:43:29Z")

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(not liking doing this, but from other suggestions.) Folks, I am trying to get up to speed with the latest/greatest NR and Dashboard. For starters: Ubuntu 22.04 LTS NR: node-red --version Node-RED v4.0.9 Node.js v20…

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## [JSON payloads larger than 100kB are refused when using UI-Builder](https://discourse.nodered.org/t/json-payloads-larger-than-100kb-are-refused-when-using-ui-builder/95988)

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**Author:** [@ChewyBomber](https://discourse.nodered.org/u/ChewyBomber)\
**Replies:** 14\
**Last updated:** [29 March 2025 16:36 UTC](https://discourse.nodered.org/t/json-payloads-larger-than-100kb-are-refused-when-using-ui-builder/95988 "2025-03-29T16:36:47Z")

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Hello, We're currently using Node-RED 4.0.2 and we've upgraded UI-Builder from 3.3.1 to 6.8.2. Since the upgrade, we are encountering 413 Payload Too Large errors when posting JSON payloads that are higher than 100kB: …

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## [True / false nicht erkannt](https://discourse.nodered.org/t/true-false-nicht-erkannt/96272)

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**Author:** [@binderj1](https://discourse.nodered.org/u/binderj1)\
**Replies:** 11\
**Last updated:** [29 March 2025 15:23 UTC](https://discourse.nodered.org/t/true-false-nicht-erkannt/96272 "2025-03-29T15:23:10Z")

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Hallo Kann mir jemand sagen bzw. erklären warum in meinem Flow das (function-noe "Stop\_10") true und false nicht erkennt. \[{"id":"084fdb23992ec35f","type":"tab","label":"Flow 6","disabled":false,"info":"","env":\[\]},{"…

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## [Missing MQTT in version 4.09](https://discourse.nodered.org/t/missing-mqtt-in-version-4-09/96324)

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**Author:** [@B3l3s96](https://discourse.nodered.org/u/B3l3s96)\
**Replies:** 2\
**Last updated:** [29 March 2025 12:21 UTC](https://discourse.nodered.org/t/missing-mqtt-in-version-4-09/96324 "2025-03-29T12:21:18Z")

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Hello, yesterday i upgraded node red to new version 4.0.9. Today i discovered that display which use MQTT didnt display data. I noticed that in node red missing MQTT functions. Any ide how to solve this problem ?

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## [Why can't I download this library?](https://discourse.nodered.org/t/why-cant-i-download-this-library/96282)

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**Author:** [@utena](https://discourse.nodered.org/u/utena)\
**Replies:** 11\
**Last updated:** [28 March 2025 21:05 UTC](https://discourse.nodered.org/t/why-cant-i-download-this-library/96282 "2025-03-28T21:05:44Z")

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i can't download this library. i need for a proyect, but it shows me this error. i have windows 11

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## [Function node and ui\_template (checkbox) does not exchange data](https://discourse.nodered.org/t/function-node-and-ui-template-checkbox-does-not-exchange-data/95758)

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**Author:** [@ortech](https://discourse.nodered.org/u/ortech)\
**Replies:** 23\
**Last updated:** [28 March 2025 17:57 UTC](https://discourse.nodered.org/t/function-node-and-ui-template-checkbox-does-not-exchange-data/95758 "2025-03-28T17:57:25Z")

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Hi, I try to work with 24 checkboxes, but their statuses are never saved. In my function node I want to find out, when 1 of the 24 checkbox status is changed. So I want to save the status in an array of 24 entries perm…

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## [With msg.action=connect sent twice stuck the MQTT node in "connecting"](https://discourse.nodered.org/t/with-msg-action-connect-sent-twice-stuck-the-mqtt-node-in-connecting/96309)

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**Author:** [@greengolfer](https://discourse.nodered.org/u/greengolfer)\
**Replies:** 7\
**Last updated:** [28 March 2025 16:05 UTC](https://discourse.nodered.org/t/with-msg-action-connect-sent-twice-stuck-the-mqtt-node-in-connecting/96309 "2025-03-28T16:05:28Z")

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I am using a lot the dynamic configuration of MQTT nodes. Using msg.broker and msg.action, I can configure the remote broker and connect to it. I noticed that when msg.action=connect is sent twice (I know it shouldn't …

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## [Http-request headers](https://discourse.nodered.org/t/http-request-headers/96310)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 2\
**Last updated:** [28 March 2025 12:02 UTC](https://discourse.nodered.org/t/http-request-headers/96310 "2025-03-28T12:02:40Z")

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The terms of service for the API I'm accessing, yr.no say, amongst other requirements: All requests must (if possible) include an identifying User Agent-string (UA) in the request with the application/domain name, optio…

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## [Transferring temperature readings from Tasmota to IHost Sonoff](https://discourse.nodered.org/t/transferring-temperature-readings-from-tasmota-to-ihost-sonoff/96241)

<div class="topic-metadata">

**Author:** [@nroman60](https://discourse.nodered.org/u/nroman60)\
**Replies:** 5\
**Last updated:** [28 March 2025 10:06 UTC](https://discourse.nodered.org/t/transferring-temperature-readings-from-tasmota-to-ihost-sonoff/96241 "2025-03-28T10:06:57Z")

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I need to transfer the temperature value from ESP 32 Tasmota to IHost Sonoff. For this I use Palette node-red-contrib-tasmota -nodeSensor. At its output I get 25.03.2025, 09:56:16node: debug 10 msg.payload : Object…

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## [MQTT - Postgrestor](https://discourse.nodered.org/t/mqtt-postgrestor/96292)

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**Author:** [@G1BS0N](https://discourse.nodered.org/u/G1BS0N)\
**Replies:** 2\
**Last updated:** [27 March 2025 17:54 UTC](https://discourse.nodered.org/t/mqtt-postgrestor/96292 "2025-03-27T17:54:39Z")

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Good morning everyone, I have been experiencing issues for the past four days with connecting my MQTT to a PostgreSQL node. My MQTT is connected to a Shelly device to read temperatures, humidity, and device power. Does …

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## [TCP port field error when defined as a variable](https://discourse.nodered.org/t/tcp-port-field-error-when-defined-as-a-variable/96168)

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**Author:** [@JonnyTech](https://discourse.nodered.org/u/JonnyTech)\
**Replies:** 6\
**Last updated:** [26 March 2025 18:26 UTC](https://discourse.nodered.org/t/tcp-port-field-error-when-defined-as-a-variable/96168 "2025-03-26T18:26:44Z")

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In my flow properties I set some environment variables (strings): device-ip = 10.10.10.10 device-port = 12345 Then I add a TCP request node and set its properties: Server = ${device-ip} Port = ${device-port} (There…

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## [Program (service) status](https://discourse.nodered.org/t/program-service-status/96271)

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**Author:** [@masala](https://discourse.nodered.org/u/masala)\
**Replies:** 2\
**Last updated:** [26 March 2025 16:08 UTC](https://discourse.nodered.org/t/program-service-status/96271 "2025-03-26T16:08:08Z")

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Hi all, is there any way to get status of some program at remote server(PC)?

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## [Using a dashboard switch node to activate motor/step counter](https://discourse.nodered.org/t/using-a-dashboard-switch-node-to-activate-motor-step-counter/96261)

<div class="topic-metadata">

**Author:** [@RGGabe](https://discourse.nodered.org/u/RGGabe)\
**Replies:** 2\
**Last updated:** [26 March 2025 10:25 UTC](https://discourse.nodered.org/t/using-a-dashboard-switch-node-to-activate-motor-step-counter/96261 "2025-03-26T10:25:40Z")

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I am trying to use a switch node on the dashboard and turn my stepper motor on and off. When I do implement a switch node, it sends through a boolean instead of the diameter value which is needed to determine the dire…

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## [HTTP Request node different behaviour on NR v3.1 vs v4](https://discourse.nodered.org/t/http-request-node-different-behaviour-on-nr-v3-1-vs-v4/96100)

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**Author:** [@michaelblight](https://discourse.nodered.org/u/michaelblight)\
**Replies:** 4\
**Last updated:** [25 March 2025 23:48 UTC](https://discourse.nodered.org/t/http-request-node-different-behaviour-on-nr-v3-1-vs-v4/96100 "2025-03-25T23:48:07Z")

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I'm seeing a difference in behaviour in the HTTP Request node between v3.1.1 and v4.0.9. Has something changed? I've been on v3.1.1 for quite a while, and use several HTTP Request nodes to update HealthChecks.io for a f…

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## [File read write security](https://discourse.nodered.org/t/file-read-write-security/96252)

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**Author:** [@ebimohi](https://discourse.nodered.org/u/ebimohi)\
**Replies:** 4\
**Last updated:** [25 March 2025 21:47 UTC](https://discourse.nodered.org/t/file-read-write-security/96252 "2025-03-25T21:47:57Z")

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Hi, I use Node-RED in a project where users can create flows and export data from the server to other systems through a specific endpoint (I have created a custom node for this). If I allow the "Write File" and "Read Fi…

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## [Adapting flow to another input](https://discourse.nodered.org/t/adapting-flow-to-another-input/96220)

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**Author:** [@Bigsausage64](https://discourse.nodered.org/u/Bigsausage64)\
**Replies:** 18\
**Last updated:** [25 March 2025 15:35 UTC](https://discourse.nodered.org/t/adapting-flow-to-another-input/96220 "2025-03-25T15:35:30Z")

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Hi guys, I discovered nodered because I found 2 flows a guy kindly shared in a forum that does exactly what I need. So bear with me ! I installed nodered in my homeassistant instance (few days ago, so everything is up …

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## [MSSQL plus declaration error](https://discourse.nodered.org/t/mssql-plus-declaration-error/96249)

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**Author:** [@ArcelorMan](https://discourse.nodered.org/u/ArcelorMan)\
**Replies:** 1\
**Last updated:** [25 March 2025 15:13 UTC](https://discourse.nodered.org/t/mssql-plus-declaration-error/96249 "2025-03-25T15:13:56Z")

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When i attempt to query with userinput, i get an error claiming my var is undeclared, yet following the node page, this is how it should be declared, right? msg.topic = \` SELECT DISTINCT \[EmployeeID (SIDxxxx)\] …

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## [Problems distributing subflows to node red instances](https://discourse.nodered.org/t/problems-distributing-subflows-to-node-red-instances/96213)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 10\
**Last updated:** [25 March 2025 13:15 UTC](https://discourse.nodered.org/t/problems-distributing-subflows-to-node-red-instances/96213 "2025-03-25T13:15:10Z")

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Having some issues today, want to copy a group of subflows from one node red instance to other instances. But getting different error messages. Error: TypeError: o is undefined Also got another error earlier that said …

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## [Node-RED Dashboard 2.0?](https://discourse.nodered.org/t/node-red-dashboard-2-0/96242)

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**Author:** [@Mr\_Li](https://discourse.nodered.org/u/Mr_Li)\
**Replies:** 1\
**Last updated:** [25 March 2025 11:23 UTC](https://discourse.nodered.org/t/node-red-dashboard-2-0/96242 "2025-03-25T11:23:07Z")

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Will there be a conflict if I install both Node-RED Dashboard and Node-RED Dashboard 2.0?

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## [Msg prop pollution, cloning, scope and huge msg size - "design philosophy"](https://discourse.nodered.org/t/msg-prop-pollution-cloning-scope-and-huge-msg-size-design-philosophy/96226)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 1\
**Last updated:** [25 March 2025 11:04 UTC](https://discourse.nodered.org/t/msg-prop-pollution-cloning-scope-and-huge-msg-size-design-philosophy/96226 "2025-03-25T11:04:17Z")

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Here I am at it again with another philosophy topic :laughing: Got something on my mind and I'd love to hear other people's thoughts. I've been experimenting with different ways of streamlining and customizing tools in n…

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## [I broke Node-red by upgrading to Node 23](https://discourse.nodered.org/t/i-broke-node-red-by-upgrading-to-node-23/96236)

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**Author:** [@mrSidX](https://discourse.nodered.org/u/mrSidX)\
**Replies:** 1\
**Last updated:** [25 March 2025 07:51 UTC](https://discourse.nodered.org/t/i-broke-node-red-by-upgrading-to-node-23/96236 "2025-03-25T07:51:45Z")

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I goofed up big time. I upgraded node to 23 and I am getting errors with Node-red running... So I tried to purge node or downgrade and I am getting issues running the install script ( Pi ). What can I do to flush everyt…

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## [Eingang zwischen zwei Ausängen umschalten](https://discourse.nodered.org/t/eingang-zwischen-zwei-ausangen-umschalten/96203)

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**Author:** [@binderj1](https://discourse.nodered.org/u/binderj1)\
**Replies:** 7\
**Last updated:** [24 March 2025 18:04 UTC](https://discourse.nodered.org/t/eingang-zwischen-zwei-ausangen-umschalten/96203 "2025-03-24T18:04:23Z")

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Hallo Leute Ich habe ein Problem bei dem ich eure Hilfe benötige. Ich habe mir einen Flow gebastelt, der aber nicht richtig funktioniert. Der Injet-Nod liefert einen Text (msg.payload.E1 "HALLO") dieser soll in Abhäng…

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## [Subflow: Environment variable affecting all instances instead of one](https://discourse.nodered.org/t/subflow-environment-variable-affecting-all-instances-instead-of-one/96210)

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**Author:** [@yanivf](https://discourse.nodered.org/u/yanivf)\
**Replies:** 8\
**Last updated:** [24 March 2025 16:40 UTC](https://discourse.nodered.org/t/subflow-environment-variable-affecting-all-instances-instead-of-one/96210 "2025-03-24T16:40:25Z")

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I have a Node-RED flow that includes multiple instances of a subflow. Within the subflow, I define a boolean environment variable, DEBUG\_VERBOSE, which defaults to false. Inside the subflow, I use the following code: c…

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## [How to use external NVR (Frigate, BlueIris, ...) with Node-RED](https://discourse.nodered.org/t/how-to-use-external-nvr-frigate-blueiris-with-node-red/94212)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 154\
**Last updated:** [24 March 2025 16:15 UTC](https://discourse.nodered.org/t/how-to-use-external-nvr-frigate-blueiris-with-node-red/94212 "2025-03-24T16:15:44Z")

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Hi folks, I have been spending a huge amount of free time over the years, in a desperate attempt to introduce video surveillance in Node-RED. But unfortunately I have lost the battle. Tfjs (Tensorflow Javascript) is n…

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## [Parsing Node\_Red payload](https://discourse.nodered.org/t/parsing-node-red-payload/96200)

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**Author:** [@whlatimer](https://discourse.nodered.org/u/whlatimer)\
**Replies:** 5\
**Last updated:** [24 March 2025 14:15 UTC](https://discourse.nodered.org/t/parsing-node-red-payload/96200 "2025-03-24T14:15:17Z")

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I'm using a Node-Red flow written by someone else to read my electric meter (Smart Meter) hourly; the flow executes an api from SmartMeter and is intended to return a single value that updates a sensor. Based on the erro…

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## [Subflow help. What's what?](https://discourse.nodered.org/t/subflow-help-whats-what/96214)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 6\
**Last updated:** [24 March 2025 13:12 UTC](https://discourse.nodered.org/t/subflow-help-whats-what/96214 "2025-03-24T13:12:52Z")

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Sorry folks, my brain is on holidays again. What are the two things I'm pointing at? And, I'm wanting to set a value (WaitTime) in the subflow, and have it parsed by a node. This is what I can scrape from previo…

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## [Trouble with unreliable modbus-flex-getter](https://discourse.nodered.org/t/trouble-with-unreliable-modbus-flex-getter/94843)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 31\
**Last updated:** [24 March 2025 09:39 UTC](https://discourse.nodered.org/t/trouble-with-unreliable-modbus-flex-getter/94843 "2025-03-24T09:39:24Z")

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I got a subflow to handle modbus retries. Because modbus requests are highly unstable and fails multiple times each hour. Quick and dirty solution is to run the request again 1 or 2 more times until it succeeds. For thi…

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## [HTTP exception "ECONNRESET"](https://discourse.nodered.org/t/http-exception-econnreset/96211)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 2\
**Last updated:** [24 March 2025 09:23 UTC](https://discourse.nodered.org/t/http-exception-econnreset/96211 "2025-03-24T09:23:55Z")

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I have daily instabilities with http requests in a node red docker container running in azure. So much so I wrapped http request node in a retry subflow. This usually worked, however after I made a lot of changes, I now …

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## [Visualizing fail2ban ban logs](https://discourse.nodered.org/t/visualizing-fail2ban-ban-logs/96181)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 5\
**Last updated:** [23 March 2025 21:19 UTC](https://discourse.nodered.org/t/visualizing-fail2ban-ban-logs/96181 "2025-03-23T21:19:27Z")

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Hi, I would like to visualize the banned IPs from fail2ban log. for example: or I preferd and tried the first one, but exec with sudo doesn´t work. fail2ban client needs root. I don´t want to run NR as root. th…

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## [Raspberry PI 5 DHT 22 in node red](https://discourse.nodered.org/t/raspberry-pi-5-dht-22-in-node-red/96180)

<div class="topic-metadata">

**Author:** [@Newbie01](https://discourse.nodered.org/u/Newbie01)\
**Replies:** 13\
**Last updated:** [23 March 2025 21:15 UTC](https://discourse.nodered.org/t/raspberry-pi-5-dht-22-in-node-red/96180 "2025-03-23T21:15:16Z")

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I remember reading somewhere that the DHT 11 was not compatible with the pi 5, but the 22 was supposed to work. I have no problems using the sensors on an old 3b+. My question has anyone got the DHT22 to work in node red…

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