# Latest

**URL:** https://discourse.nodered.org/latest.md?page=184

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

**Page:** 185

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## [Okta autentication SAML 2.0 Can not post](https://discourse.nodered.org/t/okta-autentication-saml-2-0-can-not-post/88769)

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**Author:** [@leozanellato](https://discourse.nodered.org/u/leozanellato)\
**Replies:** 0\
**Last updated:** [18 June 2024 00:54 UTC](https://discourse.nodered.org/t/okta-autentication-saml-2-0-can-not-post/88769 "2024-06-18T00:54:37Z")

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I'm trying to create an Okta authentication using SAML 2.0, and the code looks like this: Every time I try to enter http://127.0.0.1:1880/, I log in but receive the error: "Cannot POST /saml/postResponse" Could someone…

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## [Include local graphic on a template page](https://discourse.nodered.org/t/include-local-graphic-on-a-template-page/88755)

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**Author:** [@gNeandr](https://discourse.nodered.org/u/gNeandr)\
**Replies:** 7\
**Last updated:** [17 June 2024 22:29 UTC](https://discourse.nodered.org/t/include-local-graphic-on-a-template-page/88755 "2024-06-17T22:29:20Z")

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Within an NR project, graphics (png/jpeg) should also be displayed to the user on a page within a descriptive text. Certainly not rocket science, but I can't find the connection of path/filename between the general proj…

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## [Chart Dashboard 2.0](https://discourse.nodered.org/t/chart-dashboard-2-0/88757)

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**Author:** [@PRABHAKAR82](https://discourse.nodered.org/u/PRABHAKAR82)\
**Replies:** 12\
**Last updated:** [17 June 2024 19:37 UTC](https://discourse.nodered.org/t/chart-dashboard-2-0/88757 "2024-06-17T19:37:03Z")

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I am trying to plot a chart using MySQL data in dashboard 2.0 but it is not working. while it is working on the chart of old node-red-dashboard. Please see the flow. flows (2).json (49.7 KB)

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## [New table node for Dashboard 2.0](https://discourse.nodered.org/t/new-table-node-for-dashboard-2-0/88672)

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**Author:** [@omrid](https://discourse.nodered.org/u/omrid)\
**Replies:** 21\
**Last updated:** [17 June 2024 16:37 UTC](https://discourse.nodered.org/t/new-table-node-for-dashboard-2-0/88672 "2024-06-17T16:37:08Z")

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Table node (using Tabulator) for Node-RED Dashboard 2.0 I have just published the node on NPM and Node-RED library. @omrid/node-red-dashboard-2-table-tabulator GitHub repo: https://github.com/omrid01/node-red-dashboard…

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## [Node-red-node-ui-table 0.4.3 is killing my Dashboard](https://discourse.nodered.org/t/node-red-node-ui-table-0-4-3-is-killing-my-dashboard/88745)

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**Author:** [@Gawan](https://discourse.nodered.org/u/Gawan)\
**Replies:** 3\
**Last updated:** [17 June 2024 16:35 UTC](https://discourse.nodered.org/t/node-red-node-ui-table-0-4-3-is-killing-my-dashboard/88745 "2024-06-17T16:35:23Z")

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Hi all, I had the issue already months ago. After installing ui-table my quite big Dashboard disappears and does not show anything. This is what is left from several pages full of UI elements: Yesterday I took one…

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## [Can HTTP request be accessed using client IP](https://discourse.nodered.org/t/can-http-request-be-accessed-using-client-ip/88747)

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**Author:** [@yooadmin](https://discourse.nodered.org/u/yooadmin)\
**Replies:** 3\
**Last updated:** [17 June 2024 16:01 UTC](https://discourse.nodered.org/t/can-http-request-be-accessed-using-client-ip/88747 "2024-06-17T16:01:02Z")

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My English is not good, please forgive me I have an API interface for querying weather, which uses the visitor's IP to obtain weather information about the city being queried But I used HTTP in combination with HTTP re…

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## [Catching errors in \`subflow\` - more help please](https://discourse.nodered.org/t/catching-errors-in-subflow-more-help-please/88746)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 7\
**Last updated:** [17 June 2024 10:12 UTC](https://discourse.nodered.org/t/catching-errors-in-subflow-more-help-please/88746 "2024-06-17T10:12:42Z")

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I did a bit of digging and it paid off. (extract from code used:) if (typeof msg.delay === "undefined") { const id = env.get("NR\_NODE\_PATH"); const ids = id.split("/"); const errr = \`msg.delay not set in m…

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## [Is there a node that functions like a normally open relay](https://discourse.nodered.org/t/is-there-a-node-that-functions-like-a-normally-open-relay/88704)

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**Author:** [@willgoon12337](https://discourse.nodered.org/u/willgoon12337)\
**Replies:** 7\
**Last updated:** [16 June 2024 22:38 UTC](https://discourse.nodered.org/t/is-there-a-node-that-functions-like-a-normally-open-relay/88704 "2024-06-16T22:38:16Z")

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I was hoping to find a node with two inputs and one output. If the first input is high the msg passes from second input to output. If the first input is low then it blocks msg from second input to output.

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## [ESP32-C3-Super-Mini not connecting to WiFi channel \> 6](https://discourse.nodered.org/t/esp32-c3-super-mini-not-connecting-to-wifi-channel-6/88719)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 2\
**Last updated:** [16 June 2024 15:34 UTC](https://discourse.nodered.org/t/esp32-c3-super-mini-not-connecting-to-wifi-channel-6/88719 "2024-06-16T15:34:42Z")

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Just found out by 2-hrs of frustration that the ESP32-C3-Super-Mini won't connect to any WiFi channels higher than channel 6. I'm using it to send T/H/P readings via MQTT to Node-RED. I suspect the reason is the physi…

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## [Read the room temperature from BACnet room simulator](https://discourse.nodered.org/t/read-the-room-temperature-from-bacnet-room-simulator/88062)

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**Author:** [@Gazala](https://discourse.nodered.org/u/Gazala)\
**Replies:** 11\
**Last updated:** [16 June 2024 14:24 UTC](https://discourse.nodered.org/t/read-the-room-temperature-from-bacnet-room-simulator/88062 "2024-06-16T14:24:26Z")

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Hi, I am BACnet IP newbie. I am trying to read the room temperature from BACnet room simulator at groov epic using Node Red but nothing appears in the debug window. Please help to see the temperature in the debug window.…

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## [Dashboard 2 dropdown - inconsistent behavior on msg input](https://discourse.nodered.org/t/dashboard-2-dropdown-inconsistent-behavior-on-msg-input/88712)

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**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 4\
**Last updated:** [16 June 2024 13:01 UTC](https://discourse.nodered.org/t/dashboard-2-dropdown-inconsistent-behavior-on-msg-input/88712 "2024-06-16T13:01:07Z")

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Hi I am seeing an inconsistent behavior with Dashboard 2 ui-dropdown node. This is being seen especially pass message when arrives as input is ticked on. I am sending the msg.payload to dropdown node to pre-select on…

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## [Create custom ui node in Dashboard 2](https://discourse.nodered.org/t/create-custom-ui-node-in-dashboard-2/87801)

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**Author:** [@greenDog](https://discourse.nodered.org/u/greenDog)\
**Replies:** 35\
**Last updated:** [16 June 2024 08:58 UTC](https://discourse.nodered.org/t/create-custom-ui-node-in-dashboard-2/87801 "2024-06-16T08:58:34Z")

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I want to create a custom ui node for Dashboard 2 in Node-RED. Where can I include my HTML code to be displayed on the dashboard? Do I need to integrate the code into the html or js file? Or is it necessary to create a …

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## [React on NodeRed exit event](https://discourse.nodered.org/t/react-on-nodered-exit-event/88623)

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**Author:** [@H3llsing](https://discourse.nodered.org/u/H3llsing)\
**Replies:** 11\
**Last updated:** [15 June 2024 21:41 UTC](https://discourse.nodered.org/t/react-on-nodered-exit-event/88623 "2024-06-15T21:41:07Z")

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Hey folks, im seaching for a way to react on an application close event of node-red inside the nodes. Im using it as an embedded app and I figured out, that on a kill signal nodeRed will stop gracefully and running the…

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## [Starting node-red at boot with systemctl](https://discourse.nodered.org/t/starting-node-red-at-boot-with-systemctl/88688)

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**Author:** [@bgrattan3](https://discourse.nodered.org/u/bgrattan3)\
**Replies:** 18\
**Last updated:** [15 June 2024 21:09 UTC](https://discourse.nodered.org/t/starting-node-red-at-boot-with-systemctl/88688 "2024-06-15T21:09:37Z")

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I have installed node-red on Bookworm, RPI5. I can start it manually but cannot get it enabled with systemctl to start at boot. Blockquote Jun 13 17:46:04 RPI5 systemd\[1\]: nodered.service: Failed with result 'exit-co…

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## [Scaling limits of node-red](https://discourse.nodered.org/t/scaling-limits-of-node-red/88721)

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**Author:** [@songoku31](https://discourse.nodered.org/u/songoku31)\
**Replies:** 2\
**Last updated:** [15 June 2024 20:40 UTC](https://discourse.nodered.org/t/scaling-limits-of-node-red/88721 "2024-06-15T20:40:09Z")

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Hello, I am not able to find any scaling limits of node-red. I want to use it for enterprise level. Can it handle that much load or need to be integrated with Airflow? If yes, then do we have a plugin/code to integrate w…

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## [Append payload to textarea element in open template/WebPage](https://discourse.nodered.org/t/append-payload-to-textarea-element-in-open-template-webpage/88715)

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**Author:** [@Tany](https://discourse.nodered.org/u/Tany)\
**Replies:** 3\
**Last updated:** [15 June 2024 16:48 UTC](https://discourse.nodered.org/t/append-payload-to-textarea-element-in-open-template-webpage/88715 "2024-06-15T16:48:36Z")

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if the WebPage is called with "/webserialTest?ESPIP=192.168.0.5" and open, how to refresh automatically at receipt of a payload from an MQTT IN (or in the exemple from an Inject) how to add/append the payload to the te…

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## [Using a Node that returns 2 msg.payload](https://discourse.nodered.org/t/using-a-node-that-returns-2-msg-payload/88713)

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**Author:** [@damica51](https://discourse.nodered.org/u/damica51)\
**Replies:** 8\
**Last updated:** [15 June 2024 14:32 UTC](https://discourse.nodered.org/t/using-a-node-that-returns-2-msg-payload/88713 "2024-06-15T14:32:28Z")

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I'm using a node that returns (2) msg.payload see image, how do I address each msg.payload within a "Function" node?

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## [Zigbee2mqtt and Bosch smoke detector](https://discourse.nodered.org/t/zigbee2mqtt-and-bosch-smoke-detector/88169)

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**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 4\
**Last updated:** [15 June 2024 14:14 UTC](https://discourse.nodered.org/t/zigbee2mqtt-and-bosch-smoke-detector/88169 "2024-06-15T14:14:51Z")

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Why to use the expensive Bosch smoke detector? The big advantage is its very loud siren which can be switch on and off by mqtt commands. Therefore, I am using one Bosch sensor in a central location in my house. In my r…

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## [Edit inject node working with Between : missing inject](https://discourse.nodered.org/t/edit-inject-node-working-with-between-missing-inject/88399)

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**Author:** [@Tany](https://discourse.nodered.org/u/Tany)\
**Replies:** 8\
**Last updated:** [15 June 2024 12:10 UTC](https://discourse.nodered.org/t/edit-inject-node-working-with-between-missing-inject/88399 "2024-06-15T12:10:07Z")

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Lectori Salutem, 18 Feb 15:21:58 - \[info\] Node-RED version: v3.1.5 18 Feb 15:21:58 - \[info\] Node.js version: v18.19.1 PC Regional Time: Brussels + DayLightSaving, so is now a 2h difference MariaDB : field “sqldt” set…

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## [Suggest a category for Node-RED Dashboard Issues](https://discourse.nodered.org/t/suggest-a-category-for-node-red-dashboard-issues/88710)

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**Author:** [@Amaramani](https://discourse.nodered.org/u/Amaramani)\
**Replies:** 4\
**Last updated:** [15 June 2024 10:53 UTC](https://discourse.nodered.org/t/suggest-a-category-for-node-red-dashboard-issues/88710 "2024-06-15T10:53:28Z")

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Hello everyone, :grinning: I want to create my query related Node RED Dashboard Issues I feel glad to part this community and I am new here so I do not know witch category is good for my query. If anyone any tips, idea …

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## [Need Help with Telnet?](https://discourse.nodered.org/t/need-help-with-telnet/88647)

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**Author:** [@damica51](https://discourse.nodered.org/u/damica51)\
**Replies:** 6\
**Last updated:** [15 June 2024 10:48 UTC](https://discourse.nodered.org/t/need-help-with-telnet/88647 "2024-06-15T10:48:03Z")

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So I have a Telnet Server running (Example: 192.22.50.70:2300) Now for Node Red all I want to do is send a "Telnet command" that will test to see if port 2300 is open on IP address 192.22.50.70 and return a simple "True…

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## [Programmatically remove unused config nodes](https://discourse.nodered.org/t/programmatically-remove-unused-config-nodes/88676)

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**Author:** [@zba](https://discourse.nodered.org/u/zba)\
**Replies:** 10\
**Last updated:** [15 June 2024 09:51 UTC](https://discourse.nodered.org/t/programmatically-remove-unused-config-nodes/88676 "2024-06-15T09:51:13Z")

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Hi, my scenario: I have a set of nodes based on same core in same project Now I want to split them to different projects for deploy And I want still keep single project as source of such nodes I was success to make a…

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## [Read file node message: No such file or directory error!](https://discourse.nodered.org/t/read-file-node-message-no-such-file-or-directory-error/88698)

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**Author:** [@gschmidt](https://discourse.nodered.org/u/gschmidt)\
**Replies:** 3\
**Last updated:** [15 June 2024 09:11 UTC](https://discourse.nodered.org/t/read-file-node-message-no-such-file-or-directory-error/88698 "2024-06-15T09:11:48Z")

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Hi, I am moving my Node-Red flows from a Raspberry Pi device to a Synology DS220+ NAS with node-red created with docker compose. I have a number of flows that have a read-file node, which work properly on the Rpi, but …

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## [Package install failed](https://discourse.nodered.org/t/package-install-failed/88691)

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**Author:** [@zba](https://discourse.nodered.org/u/zba)\
**Replies:** 6\
**Last updated:** [15 June 2024 07:50 UTC](https://discourse.nodered.org/t/package-install-failed/88691 "2024-06-15T07:50:47Z")

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I have dependency record in my project, "@opensearch-project/opensearch": "2.8.0" When I click install from ui it fails with error, logs show this: 2024-06-14T06:33:43.698Z Install : @opensearch-project/opensearch…

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## [Need backup function](https://discourse.nodered.org/t/need-backup-function/88689)

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**Author:** [@benefit\_union](https://discourse.nodered.org/u/benefit_union)\
**Replies:** 10\
**Last updated:** [15 June 2024 02:47 UTC](https://discourse.nodered.org/t/need-backup-function/88689 "2024-06-15T02:47:46Z")

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node-red is powerful .there are very many nodes. I use node-red to quick solve problems .node-red also like IDE to me，so if there have backup function ?!backup online code, backup status ,backup system!

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## [The problem with function node, change only once one variable](https://discourse.nodered.org/t/the-problem-with-function-node-change-only-once-one-variable/88648)

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**Author:** [@STawor](https://discourse.nodered.org/u/STawor)\
**Replies:** 15\
**Last updated:** [14 June 2024 22:57 UTC](https://discourse.nodered.org/t/the-problem-with-function-node-change-only-once-one-variable/88648 "2024-06-14T22:57:13Z")

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Hello, i have a problem with a "function2" function node in my flow here: In this flow I take some data from s7-1500 plc controller (pump control value, valve control values etc), combine into one message and then I…

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## [HTTP In not accepting Content-Type application/xml](https://discourse.nodered.org/t/http-in-not-accepting-content-type-application-xml/88703)

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**Author:** [@silversurfer600](https://discourse.nodered.org/u/silversurfer600)\
**Replies:** 9\
**Last updated:** [14 June 2024 22:01 UTC](https://discourse.nodered.org/t/http-in-not-accepting-content-type-application-xml/88703 "2024-06-14T22:01:30Z")

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Hi all, Node Red rookie here. I'm trying to set up a simple workflow to receive a POST in XML format and save it as a file. I can't figure out what I'm doing wrong. I'm using the example workflow "network \> http \> Post …

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## [Function Code Review](https://discourse.nodered.org/t/function-code-review/88673)

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**Author:** [@wcx](https://discourse.nodered.org/u/wcx)\
**Replies:** 7\
**Last updated:** [14 June 2024 20:13 UTC](https://discourse.nodered.org/t/function-code-review/88673 "2024-06-14T20:13:46Z")

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Team, I am new to Java script and Node Red, please can some review the code below and let me know if I made any serous mistakes or did not follow any standerds etc. This flow will be used for a alarm control. This fun…

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## [When would I want to use UIBUILDER? And when would I not?](https://discourse.nodered.org/t/when-would-i-want-to-use-uibuilder-and-when-would-i-not/88699)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [14 June 2024 20:09 UTC](https://discourse.nodered.org/t/when-would-i-want-to-use-uibuilder-and-when-would-i-not/88699 "2024-06-14T20:09:49Z")

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Hi all, this is an update of a post done last September. As I'm preparing for the UIBUILDER v7 release, I'm trying to update and refresh some of the documentation. This content is included in that documentation. Potent…

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## [BACnet read node issue](https://discourse.nodered.org/t/bacnet-read-node-issue/88530)

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**Author:** [@Gazala](https://discourse.nodered.org/u/Gazala)\
**Replies:** 4\
**Last updated:** [14 June 2024 12:29 UTC](https://discourse.nodered.org/t/bacnet-read-node-issue/88530 "2024-06-14T12:29:38Z")

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I was trying to read values from a BACnet gateway(nothing but a Raspberrry pi board). Below error is faced when reading the BACnet read mode. So please help in fixing this issue which is the cause of frequent restarts o…

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