# Latest

**URL:** https://discourse.nodered.org/latest.md?page=293

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

**Page:** 294

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## [OpenID Authentication ERROR](https://discourse.nodered.org/t/openid-authentication-error/81764)

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**Author:** [@vikbhas](https://discourse.nodered.org/u/vikbhas)\
**Replies:** 0\
**Last updated:** [4 October 2023 09:28 UTC](https://discourse.nodered.org/t/openid-authentication-error/81764 "2023-10-04T09:28:51Z")

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I have deployed my nodered application in azure and lets say website URL is yyyy .I have used Open ID for authentication. When used separately with redirection to xxxx for login, it is working properly. But when nodered …

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## [Azure Blob storage with SAS](https://discourse.nodered.org/t/azure-blob-storage-with-sas/81758)

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**Author:** [@GoEasyOnMe](https://discourse.nodered.org/u/GoEasyOnMe)\
**Replies:** 0\
**Last updated:** [4 October 2023 07:46 UTC](https://discourse.nodered.org/t/azure-blob-storage-with-sas/81758 "2023-10-04T07:46:09Z")

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Trying to send data to a blob storage in Azure. Can be done with many different nodes using the account key. However I don't own the Azure account and have been given an SAS Url to get an access token for the blob storag…

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## [Python Socket library TCP client to Node-Red TCP Server Node not working](https://discourse.nodered.org/t/python-socket-library-tcp-client-to-node-red-tcp-server-node-not-working/81714)

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**Author:** [@Open1333](https://discourse.nodered.org/u/Open1333)\
**Replies:** 4\
**Last updated:** [4 October 2023 06:51 UTC](https://discourse.nodered.org/t/python-socket-library-tcp-client-to-node-red-tcp-server-node-not-working/81714 "2023-10-04T06:51:50Z")

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Hi, I am trying to send Python TCP client message to Node-Red TCP Server Node. I am using Python Socket library. But however i am not able to receive the message in my Node-Red TCP in Server Node. I am able to receiv…

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## [Network interface not exposed on Node red Integration on HA OS](https://discourse.nodered.org/t/network-interface-not-exposed-on-node-red-integration-on-ha-os/81737)

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**Author:** [@aphilgr1](https://discourse.nodered.org/u/aphilgr1)\
**Replies:** 2\
**Last updated:** [3 October 2023 18:11 UTC](https://discourse.nodered.org/t/network-interface-not-exposed-on-node-red-integration-on-ha-os/81737 "2023-10-03T18:11:23Z")

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I am using HA OS on Proxmox VM. Trying to configure Bitpool Bacnet Gateway Node integration, but my eth interface is not exposed. There is a drop-down list to select and it should be something like this but it is like…

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## [Home Assistant - Reolink Doorbell rich notification - Snapshot with timestamp + external link](https://discourse.nodered.org/t/home-assistant-reolink-doorbell-rich-notification-snapshot-with-timestamp-external-link/80997)

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**Author:** [@Merwenus](https://discourse.nodered.org/u/Merwenus)\
**Replies:** 7\
**Last updated:** [3 October 2023 16:39 UTC](https://discourse.nodered.org/t/home-assistant-reolink-doorbell-rich-notification-snapshot-with-timestamp-external-link/80997 "2023-10-03T16:39:58Z")

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Hello, I have a Reolink Wifi Doorbell, works fine but the rich notification has a cloud platform fee. So I decided to look for a solution and found one, but it has a flaw. Internet decided to cache the image, that me…

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## [Visual Unit Tests](https://discourse.nodered.org/t/visual-unit-tests/80478)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 8\
**Last updated:** [3 October 2023 14:04 UTC](https://discourse.nodered.org/t/visual-unit-tests/80478 "2023-10-03T14:04:04Z")

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Hi There! I have a dream, that one day unit tests could be created visually in Node-RED, something like the following image: Each node would have an extra 'plus in circle' marker that is grey. Clicking on the marker…

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## [ui-Control JSON Format](https://discourse.nodered.org/t/ui-control-json-format/81729)

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**Author:** [@n61ab](https://discourse.nodered.org/u/n61ab)\
**Replies:** 4\
**Last updated:** [3 October 2023 13:37 UTC](https://discourse.nodered.org/t/ui-control-json-format/81729 "2023-10-03T13:37:41Z")

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Here is the JSON msg.payload I am using as an input to the ui-Control Node: {"group":{"hide":\["Memory\_Memory-Name","Memory\_New","Memory\_Memory","Memory\_Backup","Memory\_Update"\],"show":\["Memory\_Memory-Select"\]}} The tar…

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## [Is there a way to always have groups collapsed by default on the nodered ui?](https://discourse.nodered.org/t/is-there-a-way-to-always-have-groups-collapsed-by-default-on-the-nodered-ui/81745)

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**Author:** [@jellyfischer](https://discourse.nodered.org/u/jellyfischer)\
**Replies:** 1\
**Last updated:** [3 October 2023 13:09 UTC](https://discourse.nodered.org/t/is-there-a-way-to-always-have-groups-collapsed-by-default-on-the-nodered-ui/81745 "2023-10-03T13:09:27Z")

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I've made a custom NodeRed UI for my phone specifically (smart home like), where I just have 1 dashboard/site with groups for different topics such as Light and Cooling etc., and I'd like all groups to be collapsed by de…

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## [How to store the logs in text file in node red](https://discourse.nodered.org/t/how-to-store-the-logs-in-text-file-in-node-red/81624)

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**Author:** [@amar123](https://discourse.nodered.org/u/amar123)\
**Replies:** 23\
**Last updated:** [3 October 2023 10:42 UTC](https://discourse.nodered.org/t/how-to-store-the-logs-in-text-file-in-node-red/81624 "2023-10-03T10:42:36Z")

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I need to store the node.warn and node.error in a txt file. what setting i need to do in setting.js file in .node-red directory ?? Any help is appreciated . thank you.

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## [Indication Icon for Nodes where a description text is entered](https://discourse.nodered.org/t/indication-icon-for-nodes-where-a-description-text-is-entered/81736)

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**Author:** [@Martin12](https://discourse.nodered.org/u/Martin12)\
**Replies:** 4\
**Last updated:** [3 October 2023 10:39 UTC](https://discourse.nodered.org/t/indication-icon-for-nodes-where-a-description-text-is-entered/81736 "2023-10-03T10:39:47Z")

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Not sure if this is the right place to suggest something but I think its better to do it here than nowhere :slight\_smile: When creating more complex nodes, especially function nodes with own code, it is such a handy fea…

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## [Where does the node red log go to](https://discourse.nodered.org/t/where-does-the-node-red-log-go-to/81721)

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**Author:** [@khfischbach](https://discourse.nodered.org/u/khfischbach)\
**Replies:** 19\
**Last updated:** [3 October 2023 10:25 UTC](https://discourse.nodered.org/t/where-does-the-node-red-log-go-to/81721 "2023-10-03T10:25:19Z")

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I have managed to install node red on a ubuntu server and start it via systemd. Where does the log go to and how can I set the file the log shall go to. In specific I am looking for all logs on access attempts.

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## [ERR\_DLOPEN\_FAILED shows under node in palette manager](https://discourse.nodered.org/t/err-dlopen-failed-shows-under-node-in-palette-manager/81741)

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**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 0\
**Last updated:** [3 October 2023 09:22 UTC](https://discourse.nodered.org/t/err-dlopen-failed-shows-under-node-in-palette-manager/81741 "2023-10-03T09:22:39Z")

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I seem to be excellent at breaking things; Tried to install a few different SSH clients for Node-RED, most of them gave errors / didn't work in some way. One had a github issue open with an instruction to rename the nod…

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## [Node-RED auto layouting using elkjs & dagre](https://discourse.nodered.org/t/node-red-auto-layouting-using-elkjs-dagre/81052)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 18\
**Last updated:** [3 October 2023 09:12 UTC](https://discourse.nodered.org/t/node-red-auto-layouting-using-elkjs-dagre/81052 "2023-10-03T09:12:55Z")

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Hi There! Following up on a long discussion and a previous discussion and also the pull request, I've come up with a flow that demonstrates various approaches to auto layout. To use the flow, you must install the intros…

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## [Looking for references](https://discourse.nodered.org/t/looking-for-references/81719)

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**Author:** [@Traktor7](https://discourse.nodered.org/u/Traktor7)\
**Replies:** 8\
**Last updated:** [3 October 2023 08:35 UTC](https://discourse.nodered.org/t/looking-for-references/81719 "2023-10-03T08:35:02Z")

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We're currently developing a fleet management system, consisting of two main components: a backend software and a device installed in the target vehicle, which runs on Linux. This device gathers data from the vehicle's s…

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## [Flow variable problème](https://discourse.nodered.org/t/flow-variable-probleme/81725)

<div class="topic-metadata">

**Author:** [@aziz.ham](https://discourse.nodered.org/u/aziz.ham)\
**Replies:** 4\
**Last updated:** [3 October 2023 07:48 UTC](https://discourse.nodered.org/t/flow-variable-probleme/81725 "2023-10-03T07:48:07Z")

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hi everyone i have a problem in the function node here i don't why when i run the code work well but here the code return me msg.topic=" no ............ " and msg4.enabled = true its impossible i don't now the p…

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## [How to convert 16-bit Binary to 16- bit integer data type node- red](https://discourse.nodered.org/t/how-to-convert-16-bit-binary-to-16-bit-integer-data-type-node-red/81665)

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**Author:** [@Rohitkumar](https://discourse.nodered.org/u/Rohitkumar)\
**Replies:** 9\
**Last updated:** [3 October 2023 07:25 UTC](https://discourse.nodered.org/t/how-to-convert-16-bit-binary-to-16-bit-integer-data-type-node-red/81665 "2023-10-03T07:25:47Z")

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I want to do convert 16-bit binary to 16-bit integer Data type, How i can do ??

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## [Another option for DEBUG nodes](https://discourse.nodered.org/t/another-option-for-debug-nodes/81734)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [3 October 2023 03:22 UTC](https://discourse.nodered.org/t/another-option-for-debug-nodes/81734 "2023-10-03T03:22:20Z")

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It is nice that you are able to control how the debug nodes are output to the right side of the screen. You can have all, flow and selected. Which is a very good selection. flow is the one I use a lot of the time, as …

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## [Screenshot of Dashboard headless mode](https://discourse.nodered.org/t/screenshot-of-dashboard-headless-mode/17738)

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**Author:** [@stefanp](https://discourse.nodered.org/u/stefanp)\
**Replies:** 59\
**Last updated:** [2 October 2023 23:44 UTC](https://discourse.nodered.org/t/screenshot-of-dashboard-headless-mode/17738 "2023-10-02T23:44:16Z")

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Hi guy, I am trying to take a screenshot in headless mode of the dashboard but till now I had no success. I can take screenshots of webpages without any problems. but when it comes to taking a screenshot of the dashboa…

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## [Include ip-address in logs for type audit](https://discourse.nodered.org/t/include-ip-address-in-logs-for-type-audit/81724)

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**Author:** [@khfischbach](https://discourse.nodered.org/u/khfischbach)\
**Replies:** 1\
**Last updated:** [2 October 2023 20:03 UTC](https://discourse.nodered.org/t/include-ip-address-in-logs-for-type-audit/81724 "2023-10-02T20:03:16Z")

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I found in the logfile for a successfull login: 2 Oct 15:04:27 - \[audit\] {"event":"auth.login.revoke","level":98,"user":{"username":"abcd","permissions":"\*"},"path":"/auth/revo ke","ip":"192.xxx.xxx.xxx","timestamp"…

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## [How to add Projects in node red embeddig](https://discourse.nodered.org/t/how-to-add-projects-in-node-red-embeddig/81709)

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**Author:** [@luizcarlospedrosogom](https://discourse.nodered.org/u/luizcarlospedrosogom)\
**Replies:** 2\
**Last updated:** [2 October 2023 19:46 UTC](https://discourse.nodered.org/t/how-to-add-projects-in-node-red-embeddig/81709 "2023-10-02T19:46:00Z")

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using the code this page Embedding into an existing app : Node-RED but error 404 in /red/projects help me

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## [Mqtt server online](https://discourse.nodered.org/t/mqtt-server-online/81036)

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**Author:** [@issambfs1](https://discourse.nodered.org/u/issambfs1)\
**Replies:** 9\
**Last updated:** [2 October 2023 19:02 UTC](https://discourse.nodered.org/t/mqtt-server-online/81036 "2023-10-02T19:02:11Z")

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hi i wanna to send msg via mqtt on pi to win 10 mqtt using node-red online "via internet" . how can i do that should i creat a server of mqtt or is there any other easy option . and thinks

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## [Curl POST command returns a 404 but 'http request' POST returns a 200](https://discourse.nodered.org/t/curl-post-command-returns-a-404-but-http-request-post-returns-a-200/81727)

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**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 3\
**Last updated:** [2 October 2023 17:56 UTC](https://discourse.nodered.org/t/curl-post-command-returns-a-404-but-http-request-post-returns-a-200/81727 "2023-10-02T17:56:43Z")

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BACKGROUND: I'm playing with ticktickDB (a time series database) which I have installed and running on a PI 2 model B (I've documented the install process but not posted it yet) and tying to get it to work with NR. Wh…

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## [HTTP POST & flow variables](https://discourse.nodered.org/t/http-post-flow-variables/81723)

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**Author:** [@RhydonMe](https://discourse.nodered.org/u/RhydonMe)\
**Replies:** 1\
**Last updated:** [2 October 2023 16:04 UTC](https://discourse.nodered.org/t/http-post-flow-variables/81723 "2023-10-02T16:04:41Z")

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Hi - I am trying to use a flow variable in a Node Red - Function that will send the data as a payload to a POST Http request. I am querying one API and then saving the values for key data to flow variables, then using …

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## [Node-red dropping connection to external services extremely often](https://discourse.nodered.org/t/node-red-dropping-connection-to-external-services-extremely-often/81717)

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**Author:** [@dclear](https://discourse.nodered.org/u/dclear)\
**Replies:** 7\
**Last updated:** [2 October 2023 14:51 UTC](https://discourse.nodered.org/t/node-red-dropping-connection-to-external-services-extremely-often/81717 "2023-10-02T14:51:10Z")

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Suddenly Node-Red is dropping connections to MQTT brokers and an IMAP server extremely often, like once every 10 seconds or so. It's been rock solid for a couple of years prior to this. I thought it must be the internet…

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## [Implications of large objects in flow/global variables?](https://discourse.nodered.org/t/implications-of-large-objects-in-flow-global-variables/81710)

<div class="topic-metadata">

**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 1\
**Last updated:** [2 October 2023 14:07 UTC](https://discourse.nodered.org/t/implications-of-large-objects-in-flow-global-variables/81710 "2023-10-02T14:07:07Z")

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I am working on a project where I receive data from an external database and I store these in various global/local variables - as I don't want to bombard the database with requests I pull it every x minutes/hours dependi…

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## [Disable/Enable a group](https://discourse.nodered.org/t/disable-enable-a-group/81712)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 5\
**Last updated:** [2 October 2023 14:00 UTC](https://discourse.nodered.org/t/disable-enable-a-group/81712 "2023-10-02T14:00:26Z")

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I've found myself a few times recently wanting to disable/enable all the nodes in a group Could this be added to the nice to have list please? :slight\_smile: On the right-click group context menu :slight\_smile:

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## [Node red and excel](https://discourse.nodered.org/t/node-red-and-excel/81706)

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**Author:** [@Boy\_co\_don](https://discourse.nodered.org/u/Boy_co_don)\
**Replies:** 1\
**Last updated:** [2 October 2023 10:18 UTC](https://discourse.nodered.org/t/node-red-and-excel/81706 "2023-10-02T10:18:17Z")

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Dear Sir/Madam I'm a newbie with Node red. I'm create dashboard application in Node Red. In which, I nead Write a fuction in order to Create a new excel file from the frame of a given excel file Fill data into thi…

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## [Http post for Webhook cause Node red restart](https://discourse.nodered.org/t/http-post-for-webhook-cause-node-red-restart/81716)

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**Author:** [@rexsheng](https://discourse.nodered.org/u/rexsheng)\
**Replies:** 1\
**Last updated:** [2 October 2023 10:01 UTC](https://discourse.nodered.org/t/http-post-for-webhook-cause-node-red-restart/81716 "2023-10-02T10:01:59Z")

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Thanks in advance for every helps. My Node Red running on Synology docker container. And I use revers proxy function on Synology to access by sub domain. And Node Red is Https enabled using Let's encrypt. I use Http …

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## [Controlling LED brightness using node-red-node-pi-gpio with pwm results in flickering](https://discourse.nodered.org/t/controlling-led-brightness-using-node-red-node-pi-gpio-with-pwm-results-in-flickering/81680)

<div class="topic-metadata">

**Author:** [@janvda](https://discourse.nodered.org/u/janvda)\
**Replies:** 17\
**Last updated:** [2 October 2023 06:38 UTC](https://discourse.nodered.org/t/controlling-led-brightness-using-node-red-node-pi-gpio-with-pwm-results-in-flickering/81680 "2023-10-02T06:38:06Z")

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I am using node-red-node-gpio (version 2.0.6) to control the brightness of a LED that is attached to my raspberry pi 3. When I set the brightness to a low value (e.g. 6 (6%)) then the LED flickers. I would not expect t…

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## [Using environment variables (or other ways) to link values in settings of configuration nodes](https://discourse.nodered.org/t/using-environment-variables-or-other-ways-to-link-values-in-settings-of-configuration-nodes/81671)

<div class="topic-metadata">

**Author:** [@Theodorska](https://discourse.nodered.org/u/Theodorska)\
**Replies:** 2\
**Last updated:** [2 October 2023 05:43 UTC](https://discourse.nodered.org/t/using-environment-variables-or-other-ways-to-link-values-in-settings-of-configuration-nodes/81671 "2023-10-02T05:43:23Z")

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Hello, I have developed a project that i will push out to multiple external devices. I am using an mqtt sparkplug node and i want to have a unique id (Sparkplug Name) for every device. Therefore I have been looking into…

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