# Latest

**URL:** https://discourse.nodered.org/latest.md?page=412

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

**Page:** 413

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## [How to Accessing a DOM object defined in an external SVG file with UI template node](https://discourse.nodered.org/t/how-to-accessing-a-dom-object-defined-in-an-external-svg-file-with-ui-template-node/74112)

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**Author:** [@94r4d0x](https://discourse.nodered.org/u/94r4d0x)\
**Replies:** 2\
**Last updated:** [24 January 2023 15:04 UTC](https://discourse.nodered.org/t/how-to-accessing-a-dom-object-defined-in-an-external-svg-file-with-ui-template-node/74112 "2023-01-24T15:04:12Z")

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so I use UI template node to load External SVG file because when copy ths code in template node directly I cant depoly my change I see error The size of code its big . now this file loaded and work in dashboard but…

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## [Execution time changing inject delay](https://discourse.nodered.org/t/execution-time-changing-inject-delay/74108)

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**Author:** [@crester](https://discourse.nodered.org/u/crester)\
**Replies:** 3\
**Last updated:** [24 January 2023 14:03 UTC](https://discourse.nodered.org/t/execution-time-changing-inject-delay/74108 "2023-01-24T14:03:32Z")

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Hello. I have an inject delay of 5 minutes executing a flow that checks a device temperature and when reach the allowed high, it switchs ona fan. Same inject stops the fan when the temperature is bellow that high, so t…

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## [UIBuilder 6.0 step-by-step](https://discourse.nodered.org/t/uibuilder-6-0-step-by-step/73600)

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**Author:** [@ralbright-wa](https://discourse.nodered.org/u/ralbright-wa)\
**Replies:** 15\
**Last updated:** [24 January 2023 13:40 UTC](https://discourse.nodered.org/t/uibuilder-6-0-step-by-step/73600 "2023-01-24T13:40:49Z")

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Ok... this may sound odd, but I am having a heck of a time getting the UIBuilder to work. I installed the new UIBuilder 6.0 on my Node Red. (This is for an escape room that I am building, following a lot of PlayTech/Alas…

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## [Nodered table on bootstrap](https://discourse.nodered.org/t/nodered-table-on-bootstrap/74066)

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**Author:** [@Akshay51](https://discourse.nodered.org/u/Akshay51)\
**Replies:** 4\
**Last updated:** [24 January 2023 13:37 UTC](https://discourse.nodered.org/t/nodered-table-on-bootstrap/74066 "2023-01-24T13:37:10Z")

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Hi guys, I'm trying to create an editable table using Uibuilder and Bootstrap. I've added a sample sqlite table from nodered using axios.get. I needed to make the table editable by adding links to the cells, showing fo…

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## [Ui\_form ignores socketid?](https://discourse.nodered.org/t/ui-form-ignores-socketid/74083)

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**Author:** [@JoW](https://discourse.nodered.org/u/JoW)\
**Replies:** 0\
**Last updated:** [23 January 2023 13:29 UTC](https://discourse.nodered.org/t/ui-form-ignores-socketid/74083 "2023-01-23T13:29:49Z")

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updates from one socketid get sent to/are accepted for all socketids... On the other hand, if you click the submit button on the form, the fields get cleared, but not for the other socketids... I know there is a fork m…

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## [Node-red behind Traefik proxy problem](https://discourse.nodered.org/t/node-red-behind-traefik-proxy-problem/71763)

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**Author:** [@peterda](https://discourse.nodered.org/u/peterda)\
**Replies:** 10\
**Last updated:** [24 January 2023 11:46 UTC](https://discourse.nodered.org/t/node-red-behind-traefik-proxy-problem/71763 "2023-01-24T11:46:45Z")

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I have my Node-Red installation behind a traefik proxy using basicAuth. With basicAuth middleware enabled i get the nodered banner and nothing more. fqdn/ui shows my UI and works. When i disable basicAuth as middlewar…

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## [Failed to launch the browser process](https://discourse.nodered.org/t/failed-to-launch-the-browser-process/73453)

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**Author:** [@grotesmurf10](https://discourse.nodered.org/u/grotesmurf10)\
**Replies:** 4\
**Last updated:** [24 January 2023 11:30 UTC](https://discourse.nodered.org/t/failed-to-launch-the-browser-process/73453 "2023-01-24T11:30:42Z")

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after installing "node-red-contrib-whatsapp-link" node red won't start anymore. Can anybody help me with this problem? i can't disable the node on the normal way because NR won't start. this is the log: Add-on version…

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## [How to use node status to display error for empty input](https://discourse.nodered.org/t/how-to-use-node-status-to-display-error-for-empty-input/74113)

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**Author:** [@syedhannan](https://discourse.nodered.org/u/syedhannan)\
**Replies:** 1\
**Last updated:** [24 January 2023 10:33 UTC](https://discourse.nodered.org/t/how-to-use-node-status-to-display-error-for-empty-input/74113 "2023-01-24T10:33:38Z")

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I wanted to know how to add the node status if any of text input in the editor is blank. Got this code from docs but not sure how to use it in the html file. this.status({fill:"red",shape:"ring",text:"disconnected"});

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## [Run flow only if precondition is met?](https://discourse.nodered.org/t/run-flow-only-if-precondition-is-met/74106)

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**Author:** [@reibuehl](https://discourse.nodered.org/u/reibuehl)\
**Replies:** 3\
**Last updated:** [24 January 2023 09:53 UTC](https://discourse.nodered.org/t/run-flow-only-if-precondition-is-met/74106 "2023-01-24T09:53:44Z")

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I have created a flow that reminds me if windows are open for a longer period of time but I only want to get the reminder if the outside temperature is below a certain threshold. I have the temperature already in the flo…

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## [Fd\_children error](https://discourse.nodered.org/t/fd-children-error/74102)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 3\
**Last updated:** [24 January 2023 07:48 UTC](https://discourse.nodered.org/t/fd-children-error/74102 "2023-01-24T07:48:02Z")

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I have a perfectly working setup where i call in a popup grid for a ok/cancel sort of dialogue. i just copied the whole setup to another tab with similar requirement, and changed the connected tab / grid /node id etc. …

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## [Form together with dropzone, send the images into the pdf](https://discourse.nodered.org/t/form-together-with-dropzone-send-the-images-into-the-pdf/74101)

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**Author:** [@felipeneves](https://discourse.nodered.org/u/felipeneves)\
**Replies:** 0\
**Last updated:** [24 January 2023 02:53 UTC](https://discourse.nodered.org/t/form-together-with-dropzone-send-the-images-into-the-pdf/74101 "2023-01-24T02:53:46Z")

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Guys, hello everyone!!!! Firstly, I'm not a programmer, sometimes when I have a project, I try to "program" a little, in the end, I really like it. But my area is networks, anyway. Come on. Everything I created so far …

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## [\[uibuilder\] Towards zero-code web UI's](https://discourse.nodered.org/t/uibuilder-towards-zero-code-web-uis/73239)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [23 January 2023 23:07 UTC](https://discourse.nodered.org/t/uibuilder-towards-zero-code-web-uis/73239 "2023-01-23T23:07:04Z")

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OK, I'll admit, a slightly click-baity title :grin: but following on from my previous post. But as I'm working towards v6.1 of uibuilder, I've been revisiting my assumptions and thinking about how we can move closer to …

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## [Extract data from object based on its place in the object](https://discourse.nodered.org/t/extract-data-from-object-based-on-its-place-in-the-object/74040)

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**Author:** [@TimC1986](https://discourse.nodered.org/u/TimC1986)\
**Replies:** 13\
**Last updated:** [23 January 2023 22:35 UTC](https://discourse.nodered.org/t/extract-data-from-object-based-on-its-place-in-the-object/74040 "2023-01-23T22:35:51Z")

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Hello, How can I use a value from a object, based on its place in the object? I use a API that returns a result: the problem is that the date is part of the object and will change every day. I'm only interested in t…

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## [Status node to send status at regular intervals](https://discourse.nodered.org/t/status-node-to-send-status-at-regular-intervals/74077)

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**Author:** [@Josh](https://discourse.nodered.org/u/Josh)\
**Replies:** 6\
**Last updated:** [23 January 2023 21:06 UTC](https://discourse.nodered.org/t/status-node-to-send-status-at-regular-intervals/74077 "2023-01-23T21:06:16Z")

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Hi Forum, I was exploring the status node and found that there was no option to configure intervals of the status being sent. Is there any way possible to do that?

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## [Module did not self-register @serialport](https://discourse.nodered.org/t/module-did-not-self-register-serialport/74027)

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**Author:** [@leifnel](https://discourse.nodered.org/u/leifnel)\
**Replies:** 6\
**Last updated:** [23 January 2023 20:59 UTC](https://discourse.nodered.org/t/module-did-not-self-register-serialport/74027 "2023-01-23T20:59:35Z")

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I had to reinstall my raspberry pi zero I copied the old ~/.node-red to the new, and then ran the update-script. So I have the same flows as before. I get this in the log: foo - Error: Module did not self-register: '…

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## [Dashboard table - interface](https://discourse.nodered.org/t/dashboard-table-interface/74029)

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**Author:** [@allacmc](https://discourse.nodered.org/u/allacmc)\
**Replies:** 4\
**Last updated:** [23 January 2023 16:44 UTC](https://discourse.nodered.org/t/dashboard-table-interface/74029 "2023-01-23T16:44:23Z")

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Please help me, I need help with the following item: I have a node-red-node-ui-table This table shows the records I collect from a maria DB database. This works perfect. I also made an input text that inserts the da…

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## [Cant't load Javascript files in uibuilder](https://discourse.nodered.org/t/cantt-load-javascript-files-in-uibuilder/73917)

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**Author:** [@miladmrm](https://discourse.nodered.org/u/miladmrm)\
**Replies:** 8\
**Last updated:** [23 January 2023 17:46 UTC](https://discourse.nodered.org/t/cantt-load-javascript-files-in-uibuilder/73917 "2023-01-23T17:46:40Z")

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I use uibuilder to manage my front-end. I have several HTML pages and each page has it's own Javascript files, but I have problem with one of them, sometimes and recurersly i got this error. Uncaught TypeError: a.socket…

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## [Timeline Plot - to record events on a timeline](https://discourse.nodered.org/t/timeline-plot-to-record-events-on-a-timeline/73958)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 17\
**Last updated:** [23 January 2023 16:38 UTC](https://discourse.nodered.org/t/timeline-plot-to-record-events-on-a-timeline/73958 "2023-01-23T16:38:07Z")

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Continuing the discussion from :rocket: \[FlexDash\] alpha release - a dashboard for Node-RED: @tve Is there an updated version of this ? i am unable to find a demo/example for this. i have moved most of my current dashbo…

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## [Oneditsave not Saving Field](https://discourse.nodered.org/t/oneditsave-not-saving-field/73978)

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**Author:** [@Flachmann](https://discourse.nodered.org/u/Flachmann)\
**Replies:** 6\
**Last updated:** [23 January 2023 15:54 UTC](https://discourse.nodered.org/t/oneditsave-not-saving-field/73978 "2023-01-23T15:54:56Z")

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Hi, in addition to Fetch Backend Data I got another problem. I guess I'm simply doing this wrong. :wink: But I simply can't store the fetched data in the node. I have an httpAdmin.get('/environ-val/:key', ...) deliveri…

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## [Otgw working example](https://discourse.nodered.org/t/otgw-working-example/74084)

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**Author:** [@dick](https://discourse.nodered.org/u/dick)\
**Replies:** 3\
**Last updated:** [23 January 2023 15:32 UTC](https://discourse.nodered.org/t/otgw-working-example/74084 "2023-01-23T15:32:29Z")

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Is there anybody who can gives me an example for the open-red-otgw. http:// node-red/opentherm/node-red-contrib-otgw I tried several efforts eg serial input wifi Dick

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## [Write rights on USB stick](https://discourse.nodered.org/t/write-rights-on-usb-stick/73481)

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**Author:** [@jw\_te\_r](https://discourse.nodered.org/u/jw_te_r)\
**Replies:** 6\
**Last updated:** [23 January 2023 12:25 UTC](https://discourse.nodered.org/t/write-rights-on-usb-stick/73481 "2023-01-23T12:25:45Z")

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Hi all, I have a bit of a noob question; couldn't find the answer yet: I'm running Node-Red on a Linux NUC pc, and I want to be able to write some logging info to a USB stick. So I began with nodes to determine whether…

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## [Home battery charging logic](https://discourse.nodered.org/t/home-battery-charging-logic/74046)

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**Author:** [@Rhysgh](https://discourse.nodered.org/u/Rhysgh)\
**Replies:** 2\
**Last updated:** [23 January 2023 12:22 UTC](https://discourse.nodered.org/t/home-battery-charging-logic/74046 "2023-01-23T12:22:58Z")

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OK, I set this up in node-red.. i think I'm happy with it less a tidy-up and a better trigger. Trigger - Charge Set force charge on via Modbus wait 4 min check the battery mode via API (hence 4 min wait) if battery …

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## [Water level in TANK](https://discourse.nodered.org/t/water-level-in-tank/73947)

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**Author:** [@pierrot](https://discourse.nodered.org/u/pierrot)\
**Replies:** 5\
**Last updated:** [23 January 2023 11:54 UTC](https://discourse.nodered.org/t/water-level-in-tank/73947 "2023-01-23T11:54:44Z")

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Hello Guys, we install JSN-SR04T in a water tank with 120cm height . and below is the code but my problem is that the tank now is empty but it gives me 80% when pressing the button \[ { "id": "2a29abc4.be43…

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## [Slider type of control with non-limited min and max](https://discourse.nodered.org/t/slider-type-of-control-with-non-limited-min-and-max/73632)

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**Author:** [@hotNipi](https://discourse.nodered.org/u/hotNipi)\
**Replies:** 8\
**Last updated:** [23 January 2023 11:00 UTC](https://discourse.nodered.org/t/slider-type-of-control-with-non-limited-min-and-max/73632 "2023-01-23T11:00:12Z")

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Just for fun. Nothing too fancy but may come useful for some edge cases :slight\_smile: Slide the ribbon to left or right to decrease or increase the desired change amount. Sends payload on release. \[{"id":"13cbb8f5ac3…

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## [Http request send data format](https://discourse.nodered.org/t/http-request-send-data-format/74041)

<div class="topic-metadata">

**Author:** [@sahar](https://discourse.nodered.org/u/sahar)\
**Replies:** 19\
**Last updated:** [23 January 2023 10:58 UTC](https://discourse.nodered.org/t/http-request-send-data-format/74041 "2023-01-23T10:58:29Z")

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hi , I try to send sensors data to db with http request node , connection with db is ok ,New record created successfully. but data is empty at db , i think my problem is how i send data : {"sensor":"ran","location":"ir…

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## [Email node sending as attachment instead of html](https://discourse.nodered.org/t/email-node-sending-as-attachment-instead-of-html/74058)

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**Author:** [@pepeday](https://discourse.nodered.org/u/pepeday)\
**Replies:** 11\
**Last updated:** [22 January 2023 20:41 UTC](https://discourse.nodered.org/t/email-node-sending-as-attachment-instead-of-html/74058 "2023-01-22T20:41:34Z")

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So I've noticed some strange behaviour which I can't pinpoint why is happening. I am using an email node to send emails. My payload is html content. When I specify the "to" field in the email node itself, the email is …

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## [Two instances of Node-Red communicating via TTN (MQTT)?](https://discourse.nodered.org/t/two-instances-of-node-red-communicating-via-ttn-mqtt/74048)

<div class="topic-metadata">

**Author:** [@zeirix](https://discourse.nodered.org/u/zeirix)\
**Replies:** 2\
**Last updated:** [22 January 2023 17:55 UTC](https://discourse.nodered.org/t/two-instances-of-node-red-communicating-via-ttn-mqtt/74048 "2023-01-22T17:55:56Z")

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Hello everybody, I've some questions about using TTN as a message broker for Node-Red. Is it possible, that an instance of Node-Red is sending messages via TTN (MQTT, HTTP) to another instance of Node-Red, thus avoid…

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## [Mustache array problem](https://discourse.nodered.org/t/mustache-array-problem/74021)

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**Author:** [@danieleronchi](https://discourse.nodered.org/u/danieleronchi)\
**Replies:** 4\
**Last updated:** [22 January 2023 17:35 UTC](https://discourse.nodered.org/t/mustache-array-problem/74021 "2023-01-22T17:35:10Z")

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Good evening, i'm having some trouble about this: after a query in mysql i have this result payload\[2\]\[0\]\["@id"\], i need to get this data in a html template using mustache. How can i do it? {{payload.array.2.0.@id}} d…

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## [Modbus RTU Failure](https://discourse.nodered.org/t/modbus-rtu-failure/73916)

<div class="topic-metadata">

**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 6\
**Last updated:** [22 January 2023 16:17 UTC](https://discourse.nodered.org/t/modbus-rtu-failure/73916 "2023-01-22T16:17:01Z")

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Hi, I´m using a RS485 -\> USB Donlge ( DSD TECH SH-U11F) since 12/2021 with 4x Eastron SDM meter. Until last month I used 3x SDM72v2 & 1xSDM230 with 9600 baud. last month I replaced SDM230 to SDM630v2. With SDM630v2 I …

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## [NR "needs" IPv6?](https://discourse.nodered.org/t/nr-needs-ipv6/74034)

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**Author:** [@LosinIt](https://discourse.nodered.org/u/LosinIt)\
**Replies:** 2\
**Last updated:** [22 January 2023 14:34 UTC](https://discourse.nodered.org/t/nr-needs-ipv6/74034 "2023-01-22T14:34:47Z")

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I have been running NR in Docker for over 3 years and never once had a problem with outbound connections until today when I disabled IPv6 in the host's kernel. After doing so I found that all outbound IP connections from…

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