# Latest

**URL:** https://discourse.nodered.org/latest.md?page=321

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

**Page:** 322

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## [Node Red contractor required for natural swimming pool control system](https://discourse.nodered.org/t/node-red-contractor-required-for-natural-swimming-pool-control-system/63671)

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**Author:** [@originaq](https://discourse.nodered.org/u/originaq)\
**Replies:** 2\
**Last updated:** [21 July 2023 09:12 UTC](https://discourse.nodered.org/t/node-red-contractor-required-for-natural-swimming-pool-control-system/63671 "2023-07-21T09:12:30Z")

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We're looking for someone to work with us on a relatively complex project. I've pasted the brief below, please drop us a line if this is of interest. Brief Migrating natural (i.e. chlorine free) swimming pool control s…

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## [Errors and I need help](https://discourse.nodered.org/t/errors-and-i-need-help/79977)

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**Author:** [@Kanafi](https://discourse.nodered.org/u/Kanafi)\
**Replies:** 2\
**Last updated:** [21 July 2023 09:09 UTC](https://discourse.nodered.org/t/errors-and-i-need-help/79977 "2023-07-21T09:09:56Z")

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Hi! Can someone help me with codesys vs node red? I get some errors about the endpoint! I try with 192.196……. and 127.0….. my local host. When I will inject the debug don’t accept this? What to do? Please someone.

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## [Weird: use of a button causes "Connection lost"](https://discourse.nodered.org/t/weird-use-of-a-button-causes-connection-lost/79930)

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**Author:** [@manjha](https://discourse.nodered.org/u/manjha)\
**Replies:** 25\
**Last updated:** [21 July 2023 08:53 UTC](https://discourse.nodered.org/t/weird-use-of-a-button-causes-connection-lost/79930 "2023-07-21T08:53:12Z")

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This is weird. I tried to add a button to an existing flow, to trigger part of the processing. Button stays unchanged from the template. When I deploy and the trigger it, it causes a "Connection lost". I tried several …

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## [Contract Front-End Engineer – Node-RED Dashboard @ FlowForge](https://discourse.nodered.org/t/contract-front-end-engineer-node-red-dashboard-flowforge/79563)

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**Author:** [@Marian](https://discourse.nodered.org/u/Marian)\
**Replies:** 2\
**Last updated:** [21 July 2023 07:45 UTC](https://discourse.nodered.org/t/contract-front-end-engineer-node-red-dashboard-flowforge/79563 "2023-07-21T07:45:11Z")

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Are you a developer looking for a new challenge? We are searching for a freelancer to help us with the development of the first version of the new Node-RED dashboard. This is a 2-3 month project that provides an exciting…

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## [Injector node with value and timestamp](https://discourse.nodered.org/t/injector-node-with-value-and-timestamp/79985)

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**Author:** [@Ohlala68](https://discourse.nodered.org/u/Ohlala68)\
**Replies:** 2\
**Last updated:** [21 July 2023 06:55 UTC](https://discourse.nodered.org/t/injector-node-with-value-and-timestamp/79985 "2023-07-21T06:55:02Z")

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Hello. I´m struggeling with a what I think is a very simple problem. I want to mimik live devices to test in flows, but I can´t get it right. I want a injector node that sends a value and a timestamp, like the live de…

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## [SteelSeries Gauges don't show on mobile](https://discourse.nodered.org/t/steelseries-gauges-dont-show-on-mobile/79923)

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**Author:** [@jupiter8](https://discourse.nodered.org/u/jupiter8)\
**Replies:** 1\
**Last updated:** [21 July 2023 03:56 UTC](https://discourse.nodered.org/t/steelseries-gauges-dont-show-on-mobile/79923 "2023-07-21T03:56:08Z")

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Well, title says it all. Those wonderfull gauges show on a PC dashboard but just don't show on mobile either on IOS or Android. \<script src="/myjs/tween-min.js"\>\</script\> \<script src="/myjs/steelseries-min.js"\>\</scrip…

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## [General Feedback and Thanks](https://discourse.nodered.org/t/general-feedback-and-thanks/79983)

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**Author:** [@wilsomrm2](https://discourse.nodered.org/u/wilsomrm2)\
**Replies:** 0\
**Last updated:** [21 July 2023 03:29 UTC](https://discourse.nodered.org/t/general-feedback-and-thanks/79983 "2023-07-21T03:29:05Z")

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Hi Team, I am a senior developer/architect that has been in the industry for 25 years. As you may well expect I have many scars and quite a number of languages behind me. I have been using NodeRed now for 3 years and …

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## [MQTT conversion to BACnet in Node Red](https://discourse.nodered.org/t/mqtt-conversion-to-bacnet-in-node-red/77884)

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**Author:** [@timriley](https://discourse.nodered.org/u/timriley)\
**Replies:** 1\
**Last updated:** [21 July 2023 02:49 UTC](https://discourse.nodered.org/t/mqtt-conversion-to-bacnet-in-node-red/77884 "2023-07-21T02:49:58Z")

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I need to hire someone able to write Node-Red flows to convert MQTT sensor messages into BACnet objects to be read by building control systems.

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## [Msg.stop support in node-red-node-daemon](https://discourse.nodered.org/t/msg-stop-support-in-node-red-node-daemon/79975)

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**Author:** [@gmarzot](https://discourse.nodered.org/u/gmarzot)\
**Replies:** 9\
**Last updated:** [20 July 2023 21:06 UTC](https://discourse.nodered.org/t/msg-stop-support-in-node-red-node-daemon/79975 "2023-07-20T21:06:34Z")

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Here is a PR that adds support for a stop message (msg.stop) which will kill suspend restarting the process. it also makes the msg.start message trigger a restart as per existing docs. first contribution so please feel …

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## [Ui\_notification view in a only tab](https://discourse.nodered.org/t/ui-notification-view-in-a-only-tab/79922)

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**Author:** [@GilbertoSpilma](https://discourse.nodered.org/u/GilbertoSpilma)\
**Replies:** 10\
**Last updated:** [20 July 2023 19:46 UTC](https://discourse.nodered.org/t/ui-notification-view-in-a-only-tab/79922 "2023-07-20T19:46:04Z")

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Hey guys I need help I am using ui\_notification in red node. But I don't want it to show on other tabs. It should appear in a single tab. Can you help me?

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## [How to edit form json of the ubi-element?](https://discourse.nodered.org/t/how-to-edit-form-json-of-the-ubi-element/79950)

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**Author:** [@54jinyistudio](https://discourse.nodered.org/u/54jinyistudio)\
**Replies:** 1\
**Last updated:** [20 July 2023 19:44 UTC](https://discourse.nodered.org/t/how-to-edit-form-json-of-the-ubi-element/79950 "2023-07-20T19:44:07Z")

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I want to add checkbox,radio components to uibuilder page. Do i need to input those json data to display the checkbox and radio on the webpage normally ?

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## [uibuilder.eventSend not working with Bootstrap-Vue Spinbutton @change event](https://discourse.nodered.org/t/uibuilder-eventsend-not-working-with-bootstrap-vue-spinbutton-change-event/79946)

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**Author:** [@serendipitist](https://discourse.nodered.org/u/serendipitist)\
**Replies:** 1\
**Last updated:** [20 July 2023 19:31 UTC](https://discourse.nodered.org/t/uibuilder-eventsend-not-working-with-bootstrap-vue-spinbutton-change-event/79946 "2023-07-20T19:31:06Z")

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I'm building a dashboard in uibuilder with Vue2/Bootstrap, starting from the template provided. I'm using a Spinbutton to allow the user to change the values of certain settings. The @change event on the Spinbutton calls…

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## [INA219 multiple sensors](https://discourse.nodered.org/t/ina219-multiple-sensors/79949)

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**Author:** [@rmystique](https://discourse.nodered.org/u/rmystique)\
**Replies:** 3\
**Last updated:** [20 July 2023 18:02 UTC](https://discourse.nodered.org/t/ina219-multiple-sensors/79949 "2023-07-20T18:02:03Z")

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I am trying to use 2 INA219 current sensors, with one connected and at address 40 it works fine, when i put a second one on the bus with a different address I just get a error cant communicate with device message, but th…

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## [Real Time Stock Prices](https://discourse.nodered.org/t/real-time-stock-prices/79972)

<div class="topic-metadata">

**Author:** [@damica51](https://discourse.nodered.org/u/damica51)\
**Replies:** 1\
**Last updated:** [20 July 2023 17:10 UTC](https://discourse.nodered.org/t/real-time-stock-prices/79972 "2023-07-20T17:10:38Z")

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I use to use "Commodity Api" to get the real time current price of Gold, Silver, Natural Gas, Brent Crude Oil, West Texas Crude. Then they dropped the FREE Service, so I then found Yahoo Finance and there was a Node Red …

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## [Dashboard - Multiple Viewers](https://discourse.nodered.org/t/dashboard-multiple-viewers/79739)

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**Author:** [@AutomationDad](https://discourse.nodered.org/u/AutomationDad)\
**Replies:** 5\
**Last updated:** [20 July 2023 14:44 UTC](https://discourse.nodered.org/t/dashboard-multiple-viewers/79739 "2023-07-20T14:44:35Z")

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Good Afternoon! I apologise in advance, as I'm just a humble PLC automation engineer and (currently) have limited knowledge of the world of JavaScript development. However, that's what brought me into the wonderful worl…

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## [Remove text below the Chart for better visualization](https://discourse.nodered.org/t/remove-text-below-the-chart-for-better-visualization/79960)

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**Author:** [@GAOJY11](https://discourse.nodered.org/u/GAOJY11)\
**Replies:** 2\
**Last updated:** [20 July 2023 12:50 UTC](https://discourse.nodered.org/t/remove-text-below-the-chart-for-better-visualization/79960 "2023-07-20T12:50:52Z")

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How do I remove the text below the chart?

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## [Postman HTTP GET request is functioning, Node-RED returning 'RequestError: Parse Error: Invalid header value char :'](https://discourse.nodered.org/t/postman-http-get-request-is-functioning-node-red-returning-requesterror-parse-error-invalid-header-value-char/79935)

<div class="topic-metadata">

**Author:** [@gettmad](https://discourse.nodered.org/u/gettmad)\
**Replies:** 6\
**Last updated:** [20 July 2023 10:59 UTC](https://discourse.nodered.org/t/postman-http-get-request-is-functioning-node-red-returning-requesterror-parse-error-invalid-header-value-char/79935 "2023-07-20T10:59:43Z")

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Hello, In the flow below, I am attempting to do a simple HTTP GET Request however I keep receiving the following error; ''RequestError: Parse Error: Invalid header value char :'. For this flow I have set the headers dir…

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## [Best practice and recommendations](https://discourse.nodered.org/t/best-practice-and-recommendations/79932)

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**Author:** [@SvenT](https://discourse.nodered.org/u/SvenT)\
**Replies:** 7\
**Last updated:** [20 July 2023 09:18 UTC](https://discourse.nodered.org/t/best-practice-and-recommendations/79932 "2023-07-20T09:18:29Z")

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Hey there, I am a complete newbie in Node Red so sorry for the very basic questions. I have some devices that I want to handle with NR: a smart home system based on the homematic controller based on a a raspi (Raspbe…

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## [Group header placement](https://discourse.nodered.org/t/group-header-placement/79956)

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**Author:** [@sophia.maurer](https://discourse.nodered.org/u/sophia.maurer)\
**Replies:** 0\
**Last updated:** [20 July 2023 08:47 UTC](https://discourse.nodered.org/t/group-header-placement/79956 "2023-07-20T08:47:29Z")

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Hello, I would like to place the group header in the middle, how can I do this? for example with a template node

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## [Persistent information displayed across several pages](https://discourse.nodered.org/t/persistent-information-displayed-across-several-pages/79903)

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**Author:** [@NPT](https://discourse.nodered.org/u/NPT)\
**Replies:** 5\
**Last updated:** [20 July 2023 08:29 UTC](https://discourse.nodered.org/t/persistent-information-displayed-across-several-pages/79903 "2023-07-20T08:29:22Z")

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I'm finalising my boat application and have all the coding/hardware working and proven. It is now time to display the data in a tidy & meaningful manner and would prefer to have a 'temperature and voltages' panel appear …

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## [Warning "Encrypted credentials not found"](https://discourse.nodered.org/t/warning-encrypted-credentials-not-found/79891)

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**Author:** [@BitEater](https://discourse.nodered.org/u/BitEater)\
**Replies:** 26\
**Last updated:** [20 July 2023 08:26 UTC](https://discourse.nodered.org/t/warning-encrypted-credentials-not-found/79891 "2023-07-20T08:26:57Z")

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Hi all, I successfully installed Node Red on a Windows VM and it works. Now I installed it on my Raspberry Pi and I always get the warning "Encrypted credentials not found" at startup and I cannot start any flows. I al…

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## [Double click on node, doesn't work](https://discourse.nodered.org/t/double-click-on-node-doesnt-work/79953)

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**Author:** [@ruk-shan](https://discourse.nodered.org/u/ruk-shan)\
**Replies:** 1\
**Last updated:** [20 July 2023 08:26 UTC](https://discourse.nodered.org/t/double-click-on-node-doesnt-work/79953 "2023-07-20T08:26:31Z")

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example\_flow.json (3.9 KB) I have imported this flow (from another node-red) and after I deploy it, unable to double click on the nodes. Even if I drag another node, that also doesn't work. This Node-red is running in a…

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## [OPC UA Learner Series - How to Build a Secure OPC-UA Server for PLCs in Node-RED](https://discourse.nodered.org/t/opc-ua-learner-series-how-to-build-a-secure-opc-ua-server-for-plcs-in-node-red/79955)

<div class="topic-metadata">

**Author:** [@Hisma](https://discourse.nodered.org/u/Hisma)\
**Replies:** 0\
**Last updated:** [20 July 2023 08:24 UTC](https://discourse.nodered.org/t/opc-ua-learner-series-how-to-build-a-secure-opc-ua-server-for-plcs-in-node-red/79955 "2023-07-20T08:24:27Z")

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Hey guys, last week I posted part 1 of a series of OPC UA articles in Node-RED. That article covered some important concepts of OPC UA and how they relate to building your own server in Node-RED. I then walk through an e…

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## [HA Lighting control in subflows with momentary buttons](https://discourse.nodered.org/t/ha-lighting-control-in-subflows-with-momentary-buttons/79940)

<div class="topic-metadata">

**Author:** [@Tul](https://discourse.nodered.org/u/Tul)\
**Replies:** 3\
**Last updated:** [20 July 2023 06:57 UTC](https://discourse.nodered.org/t/ha-lighting-control-in-subflows-with-momentary-buttons/79940 "2023-07-20T06:57:29Z")

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Hi All, I'm quite new to this, but I've made a good flow that allows on/off and move up/dn with hold and release. Up/Down-direction is controlled by light level, over a certain level it goes up, otherwise down. But...…

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## [Remote-Red remote access](https://discourse.nodered.org/t/remote-red-remote-access/79943)

<div class="topic-metadata">

**Author:** [@rmystique](https://discourse.nodered.org/u/rmystique)\
**Replies:** 1\
**Last updated:** [19 July 2023 21:52 UTC](https://discourse.nodered.org/t/remote-red-remote-access/79943 "2023-07-19T21:52:45Z")

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When running remote red, after about an hour I am no longer able to connect to my home server, and when i connect to it locally the node says "serving-no end point detected" , if I redeploy then it works again for some t…

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## [How to update web page data](https://discourse.nodered.org/t/how-to-update-web-page-data/79926)

<div class="topic-metadata">

**Author:** [@BitEater](https://discourse.nodered.org/u/BitEater)\
**Replies:** 2\
**Last updated:** [19 July 2023 20:08 UTC](https://discourse.nodered.org/t/how-to-update-web-page-data/79926 "2023-07-19T20:08:06Z")

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I want to create a Node Red project with basically the following features: Users can log in via web page. The users have different roles. Some roles enter data which is stored on a database or other item on the Raspber…

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## [Function to take parsed CSV file and indicate where a '0' is and send an email with the name of the item that has the '0'](https://discourse.nodered.org/t/function-to-take-parsed-csv-file-and-indicate-where-a-0-is-and-send-an-email-with-the-name-of-the-item-that-has-the-0/79942)

<div class="topic-metadata">

**Author:** [@mlabella](https://discourse.nodered.org/u/mlabella)\
**Replies:** 10\
**Last updated:** [19 July 2023 18:33 UTC](https://discourse.nodered.org/t/function-to-take-parsed-csv-file-and-indicate-where-a-0-is-and-send-an-email-with-the-name-of-the-item-that-has-the-0/79942 "2023-07-19T18:33:44Z")

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I am trying to write a function that will take data from a csv file where one column is filled with names and one with quantities and send the rows where the quantities are '0' out into an email. tree,9 car,6 nuts,0 …

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## [Named access to flows with the Admin HTTP API](https://discourse.nodered.org/t/named-access-to-flows-with-the-admin-http-api/79933)

<div class="topic-metadata">

**Author:** [@Lanti](https://discourse.nodered.org/u/Lanti)\
**Replies:** 0\
**Last updated:** [19 July 2023 11:21 UTC](https://discourse.nodered.org/t/named-access-to-flows-with-the-admin-http-api/79933 "2023-07-19T11:21:57Z")

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I'm closely following this documentation to control Node-red with HTTP API. Maybe I'm not understand fully how it works, but I can only target flows, subflows by their ID? This is problematic, because if I want to create…

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## [W\_Led mit ESP8266](https://discourse.nodered.org/t/w-led-mit-esp8266/79925)

<div class="topic-metadata">

**Author:** [@ahtdf](https://discourse.nodered.org/u/ahtdf)\
**Replies:** 4\
**Last updated:** [19 July 2023 11:09 UTC](https://discourse.nodered.org/t/w-led-mit-esp8266/79925 "2023-07-19T11:09:28Z")

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Hello I would like to control a WLED via an ESP8266 with a color picker. Unfortunately I can't get any further, a string comes out of the color picker. I shortened it to the bare essentials and added the 4th digit. …

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## [Langchain Nodes?](https://discourse.nodered.org/t/langchain-nodes/79919)

<div class="topic-metadata">

**Author:** [@Mobivs](https://discourse.nodered.org/u/Mobivs)\
**Replies:** 1\
**Last updated:** [19 July 2023 06:27 UTC](https://discourse.nodered.org/t/langchain-nodes/79919 "2023-07-19T06:27:05Z")

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Does anyone have any langchainJS nodes in development? This would be a big thing and a perfect AI match! Search Flowise and look how popular and clunkie their young tech is. They are not even as mature and robust as Node…

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