# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=72

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

**Page:** 73

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## [Inserting a node breaks group](https://discourse.nodered.org/t/inserting-a-node-breaks-group/93135)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 6\
**Last updated:** [14 November 2024 09:07 UTC](https://discourse.nodered.org/t/inserting-a-node-breaks-group/93135 "2024-11-14T09:07:46Z")

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If you have some nodes in a group and drag from one of them to create a new node also in the group, the new node becomes the only member of the group.

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## [Modbus Device is a Client & Server, Issues connecting to Client](https://discourse.nodered.org/t/modbus-device-is-a-client-server-issues-connecting-to-client/93140)

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**Author:** [@brutal](https://discourse.nodered.org/u/brutal)\
**Replies:** 2\
**Last updated:** [14 November 2024 07:53 UTC](https://discourse.nodered.org/t/modbus-device-is-a-client-server-issues-connecting-to-client/93140 "2024-11-14T07:53:22Z")

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Hello friends, I am able to connect to this device without issues, however it seems I am only able to connect to the 'Server' of the device. I am at a loss trying to figure out how to connect to the 'client' of this devi…

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## [Microphone node not recording](https://discourse.nodered.org/t/microphone-node-not-recording/93028)

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**Author:** [@biglargemassivehuge](https://discourse.nodered.org/u/biglargemassivehuge)\
**Replies:** 14\
**Last updated:** [14 November 2024 01:25 UTC](https://discourse.nodered.org/t/microphone-node-not-recording/93028 "2024-11-14T01:25:09Z")

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I can't get the node-red-contrib-mic to record reliably. I have the correct stuff in it I think, this is what it looks like: and I know my device identity(? is that the right word?) is plug:1,0 because not only is i…

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## [Installing a separate instance of Node Red to be a testing environment that can be different from the other(s)](https://discourse.nodered.org/t/installing-a-separate-instance-of-node-red-to-be-a-testing-environment-that-can-be-different-from-the-other-s/93082)

<div class="topic-metadata">

**Author:** [@michaelbusry](https://discourse.nodered.org/u/michaelbusry)\
**Replies:** 6\
**Last updated:** [13 November 2024 16:31 UTC](https://discourse.nodered.org/t/installing-a-separate-instance-of-node-red-to-be-a-testing-environment-that-can-be-different-from-the-other-s/93082 "2024-11-13T16:31:11Z")

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I currently have Node Red installed and working on a customers site. I haven't been able to understand how to setup another instance where I can make Node install changes. Basically a prod and test system or even a sep…

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## [Can not reach IP:1880 node red with my Raspberry PI4 eth0](https://discourse.nodered.org/t/can-not-reach-ip-1880-node-red-with-my-raspberry-pi4-eth0/93118)

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**Author:** [@AxelOrrab](https://discourse.nodered.org/u/AxelOrrab)\
**Replies:** 6\
**Last updated:** [13 November 2024 15:30 UTC](https://discourse.nodered.org/t/can-not-reach-ip-1880-node-red-with-my-raspberry-pi4-eth0/93118 "2024-11-13T15:30:54Z")

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Hello, I have used not red on my Raspberry PI4 (192.168.1.161:1880) using wifi without any trouble. Now I want to put this Raspberry on my network via eth0 (ethernet cable). My router DHCP gave it an other IP (192.168.1…

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## [Not able to generate custom Access Token while setup custom auth](https://discourse.nodered.org/t/not-able-to-generate-custom-access-token-while-setup-custom-auth/93120)

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**Author:** [@vidit.khemka](https://discourse.nodered.org/u/vidit.khemka)\
**Replies:** 0\
**Last updated:** [13 November 2024 13:23 UTC](https://discourse.nodered.org/t/not-able-to-generate-custom-access-token-while-setup-custom-auth/93120 "2024-11-13T13:23:22Z")

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I'm looking for guidance on implementing access control in Node-RED so users can only access specific flows. My idea involves using credentials type in the adminAuth to do custom authentication, then applying bearer toke…

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## [OpenAPI connection](https://discourse.nodered.org/t/openapi-connection/92679)

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**Author:** [@ryanprel](https://discourse.nodered.org/u/ryanprel)\
**Replies:** 3\
**Last updated:** [13 November 2024 13:15 UTC](https://discourse.nodered.org/t/openapi-connection/92679 "2024-11-13T13:15:53Z")

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@2WeltenChris I'm working on connecting up to a Swagger API from SensorPush (Documentation: Gateway Cloud API — SensorPush). I'm having some troubles figuring out how to do the Authentication and Authorization Process …

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## [Missing some parameters in from buffer node nodered](https://discourse.nodered.org/t/missing-some-parameters-in-from-buffer-node-nodered/92996)

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**Author:** [@Jayeshpitale1](https://discourse.nodered.org/u/Jayeshpitale1)\
**Replies:** 26\
**Last updated:** [13 November 2024 10:48 UTC](https://discourse.nodered.org/t/missing-some-parameters-in-from-buffer-node-nodered/92996 "2024-11-13T10:48:07Z")

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Discussed topic As Discussed on the pervious topic i understand some knowledge and how to use it but infact of changing everything from Address to address name and setting the offset in buffer node after knowing that i…

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## [Not Able to Get the Flow by ID in Node-RED Editor](https://discourse.nodered.org/t/not-able-to-get-the-flow-by-id-in-node-red-editor/93109)

<div class="topic-metadata">

**Author:** [@vidit.khemka](https://discourse.nodered.org/u/vidit.khemka)\
**Replies:** 1\
**Last updated:** [13 November 2024 08:48 UTC](https://discourse.nodered.org/t/not-able-to-get-the-flow-by-id-in-node-red-editor/93109 "2024-11-13T08:48:58Z")

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Hello, I’m trying to fetch only a specific flow based on the flow ID from the URL in Node-RED's editor (e.g., http://localhost:4200/editor/#flow/5d4ed2fee1e3ecb0) instead of fetching all flows. Currently, I’m using an h…

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## [Display image in buffer in template node](https://discourse.nodered.org/t/display-image-in-buffer-in-template-node/93001)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 5\
**Last updated:** [13 November 2024 02:35 UTC](https://discourse.nodered.org/t/display-image-in-buffer-in-template-node/93001 "2024-11-13T02:35:02Z")

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hello I have an image which is stored as a buffer. I want to display this image in a template node so that I can view it whilst on my nodered dashboard. In the template node I have the following, but I'm not sure how t…

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## [How can I dynamically generate parameters in a function node instead of passing them directly in the inject node?](https://discourse.nodered.org/t/how-can-i-dynamically-generate-parameters-in-a-function-node-instead-of-passing-them-directly-in-the-inject-node/93086)

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**Author:** [@Nandhini-Subramaniya](https://discourse.nodered.org/u/Nandhini-Subramaniya)\
**Replies:** 10\
**Last updated:** [12 November 2024 17:47 UTC](https://discourse.nodered.org/t/how-can-i-dynamically-generate-parameters-in-a-function-node-instead-of-passing-them-directly-in-the-inject-node/93086 "2024-11-12T17:47:51Z")

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I have a flow in Node-RED where I want to send a command to hide a column in a table. Here's what I have so far: \[ { "id": "1621c5074273825e", "type": "inject", "z": "74c40cd627e77aca", …

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## [Dedicated machine for node](https://discourse.nodered.org/t/dedicated-machine-for-node/93065)

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**Author:** [@mrark](https://discourse.nodered.org/u/mrark)\
**Replies:** 24\
**Last updated:** [12 November 2024 17:13 UTC](https://discourse.nodered.org/t/dedicated-machine-for-node/93065 "2024-11-12T17:13:21Z")

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Hello everyone, I'm here today for a maybe unusual request. The company I work in uses many node-red flows to retrieve data from various sources, mainly via executing Puppetteer scripts. All those flows are currently si…

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## [Nrlint no longer maintained?](https://discourse.nodered.org/t/nrlint-no-longer-maintained/93095)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 12\
**Last updated:** [12 November 2024 16:44 UTC](https://discourse.nodered.org/t/nrlint-no-longer-maintained/93095 "2024-11-12T16:44:33Z")

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Tried out nrlint with great success for improving quality and find issues. Unfortunately it has some false positives for some of the rules. There are posted several issues on the github page. And it doesn't always show t…

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## [How could this be split from 1 aico to 3 aircos?](https://discourse.nodered.org/t/how-could-this-be-split-from-1-aico-to-3-aircos/93070)

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**Author:** [@slaz](https://discourse.nodered.org/u/slaz)\
**Replies:** 4\
**Last updated:** [12 November 2024 14:32 UTC](https://discourse.nodered.org/t/how-could-this-be-split-from-1-aico-to-3-aircos/93070 "2024-11-12T14:32:16Z")

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I have this flow: \[ { "id": "b984ca5b35cf43bb", "type": "tab", "label": "Airco Automation", "disabled": false, "info": "", "env": \[\] }, { "id": "f469ea…

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## [Global.get changes structure of the context](https://discourse.nodered.org/t/global-get-changes-structure-of-the-context/93092)

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**Author:** [@Vilnis\_R](https://discourse.nodered.org/u/Vilnis_R)\
**Replies:** 7\
**Last updated:** [12 November 2024 11:33 UTC](https://discourse.nodered.org/t/global-get-changes-structure-of-the-context/93092 "2024-11-12T11:33:55Z")

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Hi, I have issue where global.get seems to 'regroup' elements of the object. Here is context value copied out from context panel: {"group":{"hide":\["Tablet\_Heat","Tablet\_Weather","Tablet\_Collector","Tablet\_EV","Tablet\_…

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## [Linting and formatting](https://discourse.nodered.org/t/linting-and-formatting/93060)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 23\
**Last updated:** [12 November 2024 09:37 UTC](https://discourse.nodered.org/t/linting-and-formatting/93060 "2024-11-12T09:37:04Z")

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Any way to configure linting and formatting? Default is quite good, but always some annoyances. Examples: const payload = { ts: date.getTime(), values: data }; return {payload: payload}; "'payload' is declared…

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## [CtrlX: How to Intsall Palette?](https://discourse.nodered.org/t/ctrlx-how-to-intsall-palette/93085)

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**Author:** [@DaVizzey](https://discourse.nodered.org/u/DaVizzey)\
**Replies:** 1\
**Last updated:** [12 November 2024 08:35 UTC](https://discourse.nodered.org/t/ctrlx-how-to-intsall-palette/93085 "2024-11-12T08:35:14Z")

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Hi there, I'm a bit new to Node-RED, Using it through a Bosch Rexroth PLC and i'm trying to learn and explore options. So today to communicate and run some Commands to a Camera we use, i have to use TelNet, now i have …

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## [Uibuilder can't find jQuery](https://discourse.nodered.org/t/uibuilder-cant-find-jquery/93015)

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**Author:** [@skytrackerdave](https://discourse.nodered.org/u/skytrackerdave)\
**Replies:** 6\
**Last updated:** [11 November 2024 23:07 UTC](https://discourse.nodered.org/t/uibuilder-cant-find-jquery/93015 "2024-11-11T23:07:04Z")

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While running some example scripts with uibuilder I am getting an error in the Chrome console; GET http://127.0.0.1:1880/uibuilder/jquery/dist/jquery.min.js net::ERR\_ABORTED 404 (Not Found) I do have jquery installed i…

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## [Strange issue where periodic inject timer stops firing AC control](https://discourse.nodered.org/t/strange-issue-where-periodic-inject-timer-stops-firing-ac-control/92950)

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**Author:** [@clarkbrothers](https://discourse.nodered.org/u/clarkbrothers)\
**Replies:** 10\
**Last updated:** [11 November 2024 23:04 UTC](https://discourse.nodered.org/t/strange-issue-where-periodic-inject-timer-stops-firing-ac-control/92950 "2024-11-11T23:04:56Z")

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Bit of a strange issue here. I have a bunch of DC air cons which are controlled with a simple contactor via SNMP. I also have a bunch of SNMP read temperature values. I use a simple SNMP get to grab the current temper…

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## [Connection Timeout in Node-Contrib MS-SQL-PLUS](https://discourse.nodered.org/t/connection-timeout-in-node-contrib-ms-sql-plus/93079)

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**Author:** [@bobfield](https://discourse.nodered.org/u/bobfield)\
**Replies:** 5\
**Last updated:** [11 November 2024 22:22 UTC](https://discourse.nodered.org/t/connection-timeout-in-node-contrib-ms-sql-plus/93079 "2024-11-11T22:22:04Z")

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Hi Dears, I have a node-red program accessing a cloud database with node-contrib ms-sql-plus. Everything works perfectly on my machine, but when I take it to the client it cannot connect and it gives a timeout. His mach…

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## [How do I perform Implicit messaging in ethernet/ip using node-red?](https://discourse.nodered.org/t/how-do-i-perform-implicit-messaging-in-ethernet-ip-using-node-red/93075)

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**Author:** [@michaelbusry](https://discourse.nodered.org/u/michaelbusry)\
**Replies:** 12\
**Last updated:** [11 November 2024 19:38 UTC](https://discourse.nodered.org/t/how-do-i-perform-implicit-messaging-in-ethernet-ip-using-node-red/93075 "2024-11-11T19:38:05Z")

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I noticed a thread from 2022 on this question and I was wondering if anyone has written something to do this?

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## [Http response node "Error: Callback called multiple times"](https://discourse.nodered.org/t/http-response-node-error-callback-called-multiple-times/92988)

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**Author:** [@pestitschek](https://discourse.nodered.org/u/pestitschek)\
**Replies:** 2\
**Last updated:** [11 November 2024 17:25 UTC](https://discourse.nodered.org/t/http-response-node-error-callback-called-multiple-times/92988 "2024-11-11T17:25:21Z")

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Hi everyone, I have a somewhat lengthy- and complex flow that I am willing to share if the troubleshooting process requires it; but for now I will do a simplification/get rid of the unimportant details. Basically I hav…

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## ["I am facing an issue regarding handling multiple devices in Node-RED. How can I manage separate connections for each device, given that only the terminal number is provided in the login packet and not in the data](https://discourse.nodered.org/t/i-am-facing-an-issue-regarding-handling-multiple-devices-in-node-red-how-can-i-manage-separate-connections-for-each-device-given-that-only-the-terminal-number-is-provided-in-the-login-packet-and-not-in-the-data/93069)

<div class="topic-metadata">

**Author:** [@nilam](https://discourse.nodered.org/u/nilam)\
**Replies:** 2\
**Last updated:** [11 November 2024 15:06 UTC](https://discourse.nodered.org/t/i-am-facing-an-issue-regarding-handling-multiple-devices-in-node-red-how-can-i-manage-separate-connections-for-each-device-given-that-only-the-terminal-number-is-provided-in-the-login-packet-and-not-in-the-data/93069 "2024-11-11T15:06:59Z")

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I am use TCP in node to make connections for devices

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## [Raspberry pi - GPIO no response after first change](https://discourse.nodered.org/t/raspberry-pi-gpio-no-response-after-first-change/93048)

<div class="topic-metadata">

**Author:** [@clion520](https://discourse.nodered.org/u/clion520)\
**Replies:** 0\
**Last updated:** [10 November 2024 23:06 UTC](https://discourse.nodered.org/t/raspberry-pi-gpio-no-response-after-first-change/93048 "2024-11-10T23:06:24Z")

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Hello new to Node-Red and all this stuff. I have a Raspberry Pi running Openplotter 4.x.x I have SignalK 2.11.0 installed through Openplotter I have Node Red - 3.1.14 installed through SignalK I am using Pallet iiot2…

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## [How to read parent flow variable in a subflow?](https://discourse.nodered.org/t/how-to-read-parent-flow-variable-in-a-subflow/93039)

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**Author:** [@Kerb](https://discourse.nodered.org/u/Kerb)\
**Replies:** 4\
**Last updated:** [10 November 2024 22:24 UTC](https://discourse.nodered.org/t/how-to-read-parent-flow-variable-in-a-subflow/93039 "2024-11-10T22:24:57Z")

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Hello, In my level 1 NR-flow, I am repeating the same node multiple times, so I figured out, it would be easier to maintain using a subflow. My problem is now that I can't read flow variable from the parent flow (level…

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## [I would want to read datastream from cisco packet simulation server through mqtt](https://discourse.nodered.org/t/i-would-want-to-read-datastream-from-cisco-packet-simulation-server-through-mqtt/93025)

<div class="topic-metadata">

**Author:** [@princemarfo2151999](https://discourse.nodered.org/u/princemarfo2151999)\
**Replies:** 14\
**Last updated:** [10 November 2024 18:23 UTC](https://discourse.nodered.org/t/i-would-want-to-read-datastream-from-cisco-packet-simulation-server-through-mqtt/93025 "2024-11-10T18:23:12Z")

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I would want to read datastream from cisco packet tracer simulation server through mqtt. But in the command prompt it is showing that there is failure to connect to the mqtt broker server. and I am not receiving the valu…

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## [Node-red-node-prowl](https://discourse.nodered.org/t/node-red-node-prowl/93018)

<div class="topic-metadata">

**Author:** [@Roland](https://discourse.nodered.org/u/Roland)\
**Replies:** 7\
**Last updated:** [10 November 2024 15:05 UTC](https://discourse.nodered.org/t/node-red-node-prowl/93018 "2024-11-10T15:05:06Z")

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Hi, the idea was to test the actual node.js LTS Version 22.11.0 . (since 10.2024). There is a deprication warning belonging to \[DEP0040\] DeprecationWarning: The punycode module is deprecated. Please use a userland alter…

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## [Error installind node-red-contrib-audio](https://discourse.nodered.org/t/error-installind-node-red-contrib-audio/93014)

<div class="topic-metadata">

**Author:** [@Ampter](https://discourse.nodered.org/u/Ampter)\
**Replies:** 1\
**Last updated:** [9 November 2024 21:05 UTC](https://discourse.nodered.org/t/error-installind-node-red-contrib-audio/93014 "2024-11-09T21:05:11Z")

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hello, i am using Ubuntu 24.04.1 LTS. My Node-RED version: v4.0.5, and Node.js version: v20.18.0. I want to install node-red-contrib-audio i get the following message: 9 Nov 20:57:29 - \[info\] Installing module: node-re…

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## [Node-RED Projects Credentials Authentication failed](https://discourse.nodered.org/t/node-red-projects-credentials-authentication-failed/93012)

<div class="topic-metadata">

**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\
**Replies:** 2\
**Last updated:** [9 November 2024 20:52 UTC](https://discourse.nodered.org/t/node-red-projects-credentials-authentication-failed/93012 "2024-11-09T20:52:32Z")

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I am helping a friend set up projects on the Windows device for Node-RED. He is running Node-RED V3.1.5 and we have projects enabled and have loaded git Bash. The editor now recognizes git but it is failing on the auth…

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## [Check conditions function doesn't evaluate properly](https://discourse.nodered.org/t/check-conditions-function-doesnt-evaluate-properly/93006)

<div class="topic-metadata">

**Author:** [@slaz](https://discourse.nodered.org/u/slaz)\
**Replies:** 9\
**Last updated:** [9 November 2024 11:30 UTC](https://discourse.nodered.org/t/check-conditions-function-doesnt-evaluate-properly/93006 "2024-11-09T11:30:08Z")

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Hello, I have an flow that I try to setup. It should get 2 values from homeassistant called realtime\_produced\_power\_kw and realtime\_consumption\_kw and if the produced is more then 1kw higher then the consumption,…

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