# Latest

**URL:** https://discourse.nodered.org/latest.md?page=81

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

**Page:** 82

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## [Would you use node-red to build AWS infrastructure instead of writting code?](https://discourse.nodered.org/t/would-you-use-node-red-to-build-aws-infrastructure-instead-of-writting-code/96709)

<div class="topic-metadata">

**Author:** [@AllanOricil](https://discourse.nodered.org/u/AllanOricil)\
**Replies:** 0\
**Last updated:** [22 April 2025 20:50 UTC](https://discourse.nodered.org/t/would-you-use-node-red-to-build-aws-infrastructure-instead-of-writting-code/96709 "2025-04-22T20:50:49Z")

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I know how to enable node-red to be used to create AWS infrastructure and I would like to know if you would use it or not. Today I built the the first node that represents a "Stack" Clicking on the button deploys the …

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## [Flow Set $parent.\<Dynamic Name\>](https://discourse.nodered.org/t/flow-set-parent-dynamic-name/96705)

<div class="topic-metadata">

**Author:** [@HarryPottar](https://discourse.nodered.org/u/HarryPottar)\
**Replies:** 1\
**Last updated:** [22 April 2025 21:06 UTC](https://discourse.nodered.org/t/flow-set-parent-dynamic-name/96705 "2025-04-22T21:06:03Z")

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Hello, I'm storing the flow context in the parent for a subflow. I need to name the variable dynamically based on a login name. let userName = env.get("USERNAME"); if (msg.hasOwnProperty('UserName')) userName = msg.Us…

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## [Cannot process any more dataTypeDictionary](https://discourse.nodered.org/t/cannot-process-any-more-datatypedictionary/96698)

<div class="topic-metadata">

**Author:** [@JsonDev](https://discourse.nodered.org/u/JsonDev)\
**Replies:** 4\
**Last updated:** [22 April 2025 20:18 UTC](https://discourse.nodered.org/t/cannot-process-any-more-datatypedictionary/96698 "2025-04-22T20:18:25Z")

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Hi, I'm trying to get a hold of node-red and to be able to comprehend it, I'm playing a bit with it. Nevertheless, when I try to deploy my nodes, I keep getting this error message in my command Bash : Cannot process an…

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## [Dashboard call leads to 404 error](https://discourse.nodered.org/t/dashboard-call-leads-to-404-error/96707)

<div class="topic-metadata">

**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 1\
**Last updated:** [22 April 2025 19:15 UTC](https://discourse.nodered.org/t/dashboard-call-leads-to-404-error/96707 "2025-04-22T19:15:58Z")

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Hi, I run a reverse proxy (Nginx) from which I access several Node-Red instances. I secured Nginx with fail2ban. I keep wondering why I ban myself after several views. So I take a look at the nginx log: GET /ui HTTP/2…

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## [Split flows.json file for easier diffs](https://discourse.nodered.org/t/split-flows-json-file-for-easier-diffs/96692)

<div class="topic-metadata">

**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 7\
**Last updated:** [22 April 2025 17:41 UTC](https://discourse.nodered.org/t/split-flows-json-file-for-easier-diffs/96692 "2025-04-22T17:41:03Z")

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If you don't need version control, I can understand that having all code in one file is easier. But node red already has the git integration in projects mode. Is there any good way of splitting flows.json into individual…

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## [AWS Athena Query](https://discourse.nodered.org/t/aws-athena-query/96706)

<div class="topic-metadata">

**Author:** [@iMalinko](https://discourse.nodered.org/u/iMalinko)\
**Replies:** 0\
**Last updated:** [22 April 2025 16:27 UTC](https://discourse.nodered.org/t/aws-athena-query/96706 "2025-04-22T16:27:48Z")

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Hello. I am using node-red-contrib-aws-athena-express to replicate performing a SQL query. Using the AWS Athena Query, I am using my appropriate keys, and using msg.payload for my SQL query and msg.db as my S3 database…

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## [Oracle DB INSERT Not Working](https://discourse.nodered.org/t/oracle-db-insert-not-working/96566)

<div class="topic-metadata">

**Author:** [@iMalinko](https://discourse.nodered.org/u/iMalinko)\
**Replies:** 8\
**Last updated:** [22 April 2025 15:44 UTC](https://discourse.nodered.org/t/oracle-db-insert-not-working/96566 "2025-04-22T15:44:32Z")

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Hello, all. I have used several oracledb nodes that I could find but I am only able to use SELECT query for reading data. I am trying to do an INSERT but I keep returning an error. I read the help node about field mar…

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## [How to package a node-red project?](https://discourse.nodered.org/t/how-to-package-a-node-red-project/96703)

<div class="topic-metadata">

**Author:** [@winnerL](https://discourse.nodered.org/u/winnerL)\
**Replies:** 5\
**Last updated:** [22 April 2025 15:04 UTC](https://discourse.nodered.org/t/how-to-package-a-node-red-project/96703 "2025-04-22T15:04:32Z")

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I want to know how to package a node-red project. My node-red project is managed using docker compose. Now I want to deploy it to another computer. How can I package the project files and deploy them? Can I hide some of …

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## [Very long Node-red start-up when internet throttled](https://discourse.nodered.org/t/very-long-node-red-start-up-when-internet-throttled/96677)

<div class="topic-metadata">

**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 5\
**Last updated:** [22 April 2025 14:13 UTC](https://discourse.nodered.org/t/very-long-node-red-start-up-when-internet-throttled/96677 "2025-04-22T14:13:40Z")

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I use mobile broadband, which means a metered connection and if I overindulge I can run out of data. When that happens, the internet is "available" but it's either a very very throttled bandwidth or else zero bytes down…

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## [Advice on using mmWave board with Node-RED](https://discourse.nodered.org/t/advice-on-using-mmwave-board-with-node-red/96695)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 14\
**Last updated:** [22 April 2025 12:05 UTC](https://discourse.nodered.org/t/advice-on-using-mmwave-board-with-node-red/96695 "2025-04-22T12:05:49Z")

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Folks, sorry for dragging you into this. Human detector project. mmWave board: Scrolling down there is a PIGGY BACK board that give me/you BT for connection. I've never done any work with BT. So writing the code on…

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## [SOLVED: NodeRED, nodes missing and unable to install from pallet after. HA Backup Restore](https://discourse.nodered.org/t/solved-nodered-nodes-missing-and-unable-to-install-from-pallet-after-ha-backup-restore/96700)

<div class="topic-metadata">

**Author:** [@MankiniChykan](https://discourse.nodered.org/u/MankiniChykan)\
**Replies:** 2\
**Last updated:** [22 April 2025 11:41 UTC](https://discourse.nodered.org/t/solved-nodered-nodes-missing-and-unable-to-install-from-pallet-after-ha-backup-restore/96700 "2025-04-22T11:41:51Z")

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I had to restore HA from a backup today everything seemed to go well. Everything seems to be functional except Node RED. Of particular note is this from the logs : \[19:19:12\] WARNING: Failed un-installing conflicting pa…

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## [How can I block closing the form panel unless the user clicked on Done,Cancel or Delete buttons?](https://discourse.nodered.org/t/how-can-i-block-closing-the-form-panel-unless-the-user-clicked-on-done-cancel-or-delete-buttons/96675)

<div class="topic-metadata">

**Author:** [@AllanOricil](https://discourse.nodered.org/u/AllanOricil)\
**Replies:** 14\
**Last updated:** [22 April 2025 08:33 UTC](https://discourse.nodered.org/t/how-can-i-block-closing-the-form-panel-unless-the-user-clicked-on-done-cancel-or-delete-buttons/96675 "2025-04-22T08:33:04Z")

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I need a reliable solution that doesn’t allow closing the node form when there are errors. At the moment I was able to partially accomplish this disabling the “Done” button. However, this solution doesn’t fully work beca…

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## [Unidentified error message](https://discourse.nodered.org/t/unidentified-error-message/96543)

<div class="topic-metadata">

**Author:** [@manjha](https://discourse.nodered.org/u/manjha)\
**Replies:** 22\
**Last updated:** [21 April 2025 20:44 UTC](https://discourse.nodered.org/t/unidentified-error-message/96543 "2025-04-21T20:44:47Z")

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I have been toying with several different flows, and am now getting unidentified error messages. Does anyone recognize where this is coming from? msg : string\[74\] "HttpActions:reportState(): skipped reporting states, n…

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## [Oauth/OpenId Login with Keycloak based on roles](https://discourse.nodered.org/t/oauth-openid-login-with-keycloak-based-on-roles/96690)

<div class="topic-metadata">

**Author:** [@sara-aziz](https://discourse.nodered.org/u/sara-aziz)\
**Replies:** 0\
**Last updated:** [21 April 2025 18:55 UTC](https://discourse.nodered.org/t/oauth-openid-login-with-keycloak-based-on-roles/96690 "2025-04-21T18:55:14Z")

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Hi Everyone, I’m integrating Keycloak authentication into Node-RED using passport-keycloak-oauth2-oidc. The authentication flow is successful, and I can see the correct user profile and roles returned from Keycloak. How…

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## [Discourse running slow?](https://discourse.nodered.org/t/discourse-running-slow/96679)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 10\
**Last updated:** [21 April 2025 16:04 UTC](https://discourse.nodered.org/t/discourse-running-slow/96679 "2025-04-21T16:04:43Z")

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Is it just me, or is Discourse now very slow to respond? Submitting a thread response and even updates to the new message list seem really slow. In fact, everything now seems slow.

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## [Node: msg.payload msg.payload : undefined](https://discourse.nodered.org/t/node-msg-payload-msg-payload-undefined/96380)

<div class="topic-metadata">

**Author:** [@lidia](https://discourse.nodered.org/u/lidia)\
**Replies:** 13\
**Last updated:** [21 April 2025 15:08 UTC](https://discourse.nodered.org/t/node-msg-payload-msg-payload-undefined/96380 "2025-04-21T15:08:42Z")

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Hi, I'm testing node red and I've created a signal called data from the prosys server, and I've connected it to this client, but I don't know why it doesn't read the number value. It detects the message but tells me: nod…

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## [Has Anyone Used Node-RED for Machine Learning Projects?](https://discourse.nodered.org/t/has-anyone-used-node-red-for-machine-learning-projects/96672)

<div class="topic-metadata">

**Author:** [@Sanders](https://discourse.nodered.org/u/Sanders)\
**Replies:** 2\
**Last updated:** [21 April 2025 14:29 UTC](https://discourse.nodered.org/t/has-anyone-used-node-red-for-machine-learning-projects/96672 "2025-04-21T14:29:44Z")

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Hi everyone, I’ve been experimenting with Node-RED for some home automation and IoT projects, and I’m really enjoying how visual and flexible it is. Recently, I started getting interested in machine learning, and I’…

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## [Run node-red instance as a service with dedicated folder](https://discourse.nodered.org/t/run-node-red-instance-as-a-service-with-dedicated-folder/96602)

<div class="topic-metadata">

**Author:** [@BambosD](https://discourse.nodered.org/u/BambosD)\
**Replies:** 15\
**Last updated:** [21 April 2025 13:47 UTC](https://discourse.nodered.org/t/run-node-red-instance-as-a-service-with-dedicated-folder/96602 "2025-04-21T13:47:18Z")

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Hello everyone, i have installed node-red system-wide on debian and can start with node-red-start on 1880. The default folder installation is under /home/user/.node-red (hidden with dot). also the service file is on /…

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## [influxDB2 data + chart = error "Bad data inject"](https://discourse.nodered.org/t/influxdb2-data-chart-error-bad-data-inject/96666)

<div class="topic-metadata">

**Author:** [@just\_Alex](https://discourse.nodered.org/u/just_Alex)\
**Replies:** 9\
**Last updated:** [21 April 2025 13:46 UTC](https://discourse.nodered.org/t/influxdb2-data-chart-error-bad-data-inject/96666 "2025-04-21T13:46:52Z")

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Hello everybody, I need your help! I spent the whole sunday, but the problem persists: I'm writing data from mqtt to InfluxDB2. I created InfluxDB In node: from(bucket: "newnodered") |\> range(start: -1h) |\> filte…

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## [Complete & Split: is the value wrong?](https://discourse.nodered.org/t/complete-split-is-the-value-wrong/96650)

<div class="topic-metadata">

**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 11\
**Last updated:** [21 April 2025 13:41 UTC](https://discourse.nodered.org/t/complete-split-is-the-value-wrong/96650 "2025-04-21T13:41:57Z")

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Hi There, and sorry to go with this complete node topic but .... \[{"id":"801126629e8ab7c2","type":"inject","z":"14ef36ad590a7fe8","name":"","props":\[{"p":"payload"},{"p":"topic","vt":"str"}\],"repeat":"","crontab":""…

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## [Complete node doesn't check for recursion](https://discourse.nodered.org/t/complete-node-doesnt-check-for-recursion/96647)

<div class="topic-metadata">

**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 4\
**Last updated:** [21 April 2025 12:49 UTC](https://discourse.nodered.org/t/complete-node-doesnt-check-for-recursion/96647 "2025-04-21T12:49:41Z")

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Hi There, as part of my Erlang-RED thingy, I'm creating a test suite of flows for testing the functionality of the core nodes. I've just come to the complete node and discovered that it's fairly simple to create an end…

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## [Best way to organize large flows?](https://discourse.nodered.org/t/best-way-to-organize-large-flows/96517)

<div class="topic-metadata">

**Author:** [@Sanders](https://discourse.nodered.org/u/Sanders)\
**Replies:** 15\
**Last updated:** [21 April 2025 09:30 UTC](https://discourse.nodered.org/t/best-way-to-organize-large-flows/96517 "2025-04-21T09:30:46Z")

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Hi all, My project is starting to get messy with a lot of flows. Any tips on how to keep things clean and organized in Node-RED? Thanks!

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## [Node-RED started, but with empty page](https://discourse.nodered.org/t/node-red-started-but-with-empty-page/96669)

<div class="topic-metadata">

**Author:** [@dong](https://discourse.nodered.org/u/dong)\
**Replies:** 10\
**Last updated:** [21 April 2025 09:25 UTC](https://discourse.nodered.org/t/node-red-started-but-with-empty-page/96669 "2025-04-21T09:25:21Z")

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Node-RED: v4.0.9 Node.js: v22.14.0 NPM: v10.2.2 today I installed the same Nodejs and Node-RED in two different places for project testing. One in my own laptop, another in a lab server (where constraints exists …

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## [Import Temperature Information from Shelly Plus 2PM, build Thermostat in Red Node](https://discourse.nodered.org/t/import-temperature-information-from-shelly-plus-2pm-build-thermostat-in-red-node/96668)

<div class="topic-metadata">

**Author:** [@mountain](https://discourse.nodered.org/u/mountain)\
**Replies:** 2\
**Last updated:** [21 April 2025 07:51 UTC](https://discourse.nodered.org/t/import-temperature-information-from-shelly-plus-2pm-build-thermostat-in-red-node/96668 "2025-04-21T07:51:08Z")

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Hi, my name is Mountain and I'm pretty new to red node, nevertheless I managed to get most of my planned functions working. I am running a Victron Multiplus II GX system and want to use Shelly to automize various functio…

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## [How to format JSON output in table to send in the body of the email](https://discourse.nodered.org/t/how-to-format-json-output-in-table-to-send-in-the-body-of-the-email/96661)

<div class="topic-metadata">

**Author:** [@VaraVerde-hub](https://discourse.nodered.org/u/VaraVerde-hub)\
**Replies:** 3\
**Last updated:** [21 April 2025 01:16 UTC](https://discourse.nodered.org/t/how-to-format-json-output-in-table-to-send-in-the-body-of-the-email/96661 "2025-04-21T01:16:30Z")

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Hi guys. I need help to form a JSON output, I need to format it in a table for the body of the email that will be sent. Can anyone help me with any tips? Thank you for your attention. this is my test flow: How is …

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## [Reorder mqtt messages JK BMS - ESP32 - MQTT - Node RED - Influxdb](https://discourse.nodered.org/t/reorder-mqtt-messages-jk-bms-esp32-mqtt-node-red-influxdb/96655)

<div class="topic-metadata">

**Author:** [@ralftze](https://discourse.nodered.org/u/ralftze)\
**Replies:** 7\
**Last updated:** [20 April 2025 20:34 UTC](https://discourse.nodered.org/t/reorder-mqtt-messages-jk-bms-esp32-mqtt-node-red-influxdb/96655 "2025-04-20T20:34:51Z")

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Dear All, could somebody be so kind helping me with the following node red challenge: I have a JK BMS care for my batteries. The BMS can be read from ESP32 via Bluetooth. ESP32 reads values from BMS and sends a variety…

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## [Custom CSS layout loads with a delay in Dashboard 2.0](https://discourse.nodered.org/t/custom-css-layout-loads-with-a-delay-in-dashboard-2-0/96657)

<div class="topic-metadata">

**Author:** [@kalmanbendeguz](https://discourse.nodered.org/u/kalmanbendeguz)\
**Replies:** 4\
**Last updated:** [20 April 2025 15:13 UTC](https://discourse.nodered.org/t/custom-css-layout-loads-with-a-delay-in-dashboard-2-0/96657 "2025-04-20T15:13:20Z")

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Hello I'm using Node-Red Dashboard 2.0. I need my own custom layout, so I'm specifying each page's layout (with flexbox or grid) in a page-scoped CSS template node. My problem is that when I'm navigating from one page t…

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## [Predefined web root](https://discourse.nodered.org/t/predefined-web-root/96654)

<div class="topic-metadata">

**Author:** [@omrid](https://discourse.nodered.org/u/omrid)\
**Replies:** 3\
**Last updated:** [20 April 2025 12:39 UTC](https://discourse.nodered.org/t/predefined-web-root/96654 "2025-04-20T12:39:27Z")

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I have developed a dashboard-2 UI node, which sometimes needs to fetch external web resources such as CSS stylesheets or icons, located on the server. The UI widgets need to have web access to these resources. I know I …

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## [Context variable that (partly) references other context variables dynamically](https://discourse.nodered.org/t/context-variable-that-partly-references-other-context-variables-dynamically/96624)

<div class="topic-metadata">

**Author:** [@dierochade](https://discourse.nodered.org/u/dierochade)\
**Replies:** 29\
**Last updated:** [20 April 2025 10:00 UTC](https://discourse.nodered.org/t/context-variable-that-partly-references-other-context-variables-dynamically/96624 "2025-04-20T10:00:04Z")

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I run node red in conjunction with home assistant. I would like to have a context variable (like flow.mydatacollection) that contains a json that has normal key-value pairs (that are "manually" updated) and references t…

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## [Complete node: msg before or after computation](https://discourse.nodered.org/t/complete-node-msg-before-or-after-computation/96648)

<div class="topic-metadata">

**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 4\
**Last updated:** [20 April 2025 07:30 UTC](https://discourse.nodered.org/t/complete-node-msg-before-or-after-computation/96648 "2025-04-20T07:30:54Z")

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Hi there Another complete node related question. This flow: \[{"id":"5ae6a7d5d44da483","type":"inject","z":"10642cf9052e8079","name":"","props":\[{"p":"payload"},{"p":"topic","vt":"str"}\],"repeat":"","crontab":"","on…

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