# Latest

**URL:** https://discourse.nodered.org/latest.md?page=892

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

**Page:** 893

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## [Split and Join and manual join also includes '\["](https://discourse.nodered.org/t/split-and-join-and-manual-join-also-includes/40415)

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**Author:** [@dwayne](https://discourse.nodered.org/u/dwayne)\
**Replies:** 5\
**Last updated:** [6 February 2021 06:42 UTC](https://discourse.nodered.org/t/split-and-join-and-manual-join-also-includes/40415 "2021-02-06T06:42:22Z")

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Not sure if its a bug or not, but I'm having an issue with Split and Join. I split apart a message to edit the payload components based on a character "\[". Two separate observations: If I use automatic join, sometimes…

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## [Help with Formatting and converting time string](https://discourse.nodered.org/t/help-with-formatting-and-converting-time-string/40471)

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**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 4\
**Last updated:** [6 February 2021 07:25 UTC](https://discourse.nodered.org/t/help-with-formatting-and-converting-time-string/40471 "2021-02-06T07:25:45Z")

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Hey Guys I have a Time that is being posted by my pool system which i am dragging down from the internet I end up with a string 2021-02-05T17:59:11.0000000Z from the HTTP request I want to do some maths on this to …

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## [I can not control beaglebone black GPIO](https://discourse.nodered.org/t/i-can-not-control-beaglebone-black-gpio/40480)

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**Author:** [@lpj669](https://discourse.nodered.org/u/lpj669)\
**Replies:** 0\
**Last updated:** [6 February 2021 07:22 UTC](https://discourse.nodered.org/t/i-can-not-control-beaglebone-black-gpio/40480 "2021-02-06T07:22:43Z")

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I am a new user either with beagleboard black and node-red, I want to control beaglebone black GPIO using node-red-contrib-johnny5, my flow was listed as follows: \[{"id":"f5e61d75.93bc1","type":"tab","label":"流程1","dis…

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## [Nginx basic authentication](https://discourse.nodered.org/t/nginx-basic-authentication/40350)

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**Author:** [@njh](https://discourse.nodered.org/u/njh)\
**Replies:** 4\
**Last updated:** [6 February 2021 00:45 UTC](https://discourse.nodered.org/t/nginx-basic-authentication/40350 "2021-02-06T00:45:17Z")

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Hi, I have node-red running behind a nginx proxy. I also have a couple of other things I want to put behind nginx too, including homebridge and mosquitto\_sub+frontail for viewing MQTT logs. I would really like to have …

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## [Rtc DS3231 display in dashboard: I2C confusion](https://discourse.nodered.org/t/rtc-ds3231-display-in-dashboard-i2c-confusion/40394)

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**Author:** [@wa9mvz](https://discourse.nodered.org/u/wa9mvz)\
**Replies:** 17\
**Last updated:** [5 February 2021 20:52 UTC](https://discourse.nodered.org/t/rtc-ds3231-display-in-dashboard-i2c-confusion/40394 "2021-02-05T20:52:24Z")

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I posted this earlier in a different thread, but it was marked "solved" so I don't know if anyone saw this post: Well, I seemed to have really messed something up. All was working well until I followed some tutorials ab…

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## [Node-red-i2c: "Error: ENXIO, No such device or address"](https://discourse.nodered.org/t/node-red-i2c-error-enxio-no-such-device-or-address/40270)

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**Author:** [@Leumas23](https://discourse.nodered.org/u/Leumas23)\
**Replies:** 9\
**Last updated:** [5 February 2021 20:44 UTC](https://discourse.nodered.org/t/node-red-i2c-error-enxio-no-such-device-or-address/40270 "2021-02-05T20:44:03Z")

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Hey there. I'm new using node-red and I was using the node-red-i2c node to read data from my BH17450 luminoxity sensor but since a time ago I was receving the next error: "Error: ENXIO, No such device or address" I'm us…

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## [Build digital twin with asset administration shell (a.a.s) on node-red](https://discourse.nodered.org/t/build-digital-twin-with-asset-administration-shell-a-a-s-on-node-red/39965)

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**Author:** [@etops](https://discourse.nodered.org/u/etops)\
**Replies:** 1\
**Last updated:** [5 February 2021 20:36 UTC](https://discourse.nodered.org/t/build-digital-twin-with-asset-administration-shell-a-a-s-on-node-red/39965 "2021-02-05T20:36:06Z")

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Hello, Anybody here has experience with A.A.S framework running in node-red? This open standard envolves multiple developers, communication protocols, manufactures and would be useful to build interoperable node-red app…

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## [HTTP Request exception handilng problem](https://discourse.nodered.org/t/http-request-exception-handilng-problem/40456)

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**Author:** [@mich3000](https://discourse.nodered.org/u/mich3000)\
**Replies:** 2\
**Last updated:** [5 February 2021 19:56 UTC](https://discourse.nodered.org/t/http-request-exception-handilng-problem/40456 "2021-02-05T19:56:42Z")

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I just started learning node-red and i am trying to handle exception of HTTP request node. When ECONNREFUSED error occurs i try to catch it with CATCH Node. Error is catched with CATCH but also next node after HTTP Req…

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## [Really struggling with 1 button and 3 states](https://discourse.nodered.org/t/really-struggling-with-1-button-and-3-states/40433)

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**Author:** [@gdr2404](https://discourse.nodered.org/u/gdr2404)\
**Replies:** 16\
**Last updated:** [5 February 2021 19:52 UTC](https://discourse.nodered.org/t/really-struggling-with-1-button-and-3-states/40433 "2021-02-05T19:52:15Z")

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Been using node red for about a year now and feel i have somewhat of a half decent understanding with it. But there's one flow I can't get my head around, the "simple garage door". I feel like this could be the same wit…

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## [Stop two flows from triggering each other](https://discourse.nodered.org/t/stop-two-flows-from-triggering-each-other/40417)

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**Author:** [@molsonb](https://discourse.nodered.org/u/molsonb)\
**Replies:** 3\
**Last updated:** [5 February 2021 18:59 UTC](https://discourse.nodered.org/t/stop-two-flows-from-triggering-each-other/40417 "2021-02-05T18:59:32Z")

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I have two flows. If you change the thermostat to heat\_cool mode, it turns on the hvac schedule boolean in homeassistant. If you turn on the hvac schedule boolean in homeassistant, it changes the thermostat to heat\_cool…

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## [Line chart not display after switch to bar and back to line](https://discourse.nodered.org/t/line-chart-not-display-after-switch-to-bar-and-back-to-line/40074)

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**Author:** [@Torakas](https://discourse.nodered.org/u/Torakas)\
**Replies:** 2\
**Last updated:** [5 February 2021 18:52 UTC](https://discourse.nodered.org/t/line-chart-not-display-after-switch-to-bar-and-back-to-line/40074 "2021-02-05T18:52:12Z")

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Hi, I am new here and I have here a poject with sensor data´s what I display in a chart node. Thats work great but I display the data for one day as line chart and the week/month/year in a bar chart (data summery). The…

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## [CSV with commas in contents (column names)](https://discourse.nodered.org/t/csv-with-commas-in-contents-column-names/40449)

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**Author:** [@vajonam](https://discourse.nodered.org/u/vajonam)\
**Replies:** 2\
**Last updated:** [5 February 2021 17:30 UTC](https://discourse.nodered.org/t/csv-with-commas-in-contents-column-names/40449 "2021-02-05T17:30:25Z")

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Date,Algoma\_Public\_Health\_Unit,Brant\_County\_Health\_Unit,Chatham-Kent\_Health\_Unit,Durham\_Region\_Health\_Department,Eastern\_Ontario\_Health\_Unit,Grey\_Bruce\_Health\_Unit,Haldimand-Norfolk\_Health\_Unit,"Haliburton,\_Kawartha,\_Pin…

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## [Dashboard tips. ui\_chart with linear x-axis](https://discourse.nodered.org/t/dashboard-tips-ui-chart-with-linear-x-axis/40310)

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**Author:** [@hotNipi](https://discourse.nodered.org/u/hotNipi)\
**Replies:** 1\
**Last updated:** [5 February 2021 16:23 UTC](https://discourse.nodered.org/t/dashboard-tips-ui-chart-with-linear-x-axis/40310 "2021-02-05T16:23:57Z")

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A little example about ui\_chart advanced configuration. Catch the Boson :stuck\_out\_tongue: :boom: \[{"id":"1076704a.386908","type":"ui\_button","z":"7ee51301.a9185c","name":"","group":"c7a27394.057878","order":1,"wid…

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## [Help with splitting Buffer](https://discourse.nodered.org/t/help-with-splitting-buffer/40446)

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**Author:** [@diaz\_1988](https://discourse.nodered.org/u/diaz_1988)\
**Replies:** 3\
**Last updated:** [5 February 2021 16:04 UTC](https://discourse.nodered.org/t/help-with-splitting-buffer/40446 "2021-02-05T16:04:02Z")

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Hey all, could someone help with this ? I want to split from (buffer 2) the (0) element as it is shown in the pic but since now i have not managet to do it . Thanks in advance.

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## [Updated Raspberry PI now Dashboard polling-xhr.js POST 404](https://discourse.nodered.org/t/updated-raspberry-pi-now-dashboard-polling-xhr-js-post-404/40386)

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**Author:** [@Gregor-Weissenborn](https://discourse.nodered.org/u/Gregor-Weissenborn)\
**Replies:** 15\
**Last updated:** [5 February 2021 15:43 UTC](https://discourse.nodered.org/t/updated-raspberry-pi-now-dashboard-polling-xhr-js-post-404/40386 "2021-02-05T15:43:13Z")

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Hello Community, I yesterday updated / upgraded my Raspberry PI 3. Afterwards my Dashboard doesn't full load. It stays black. In Chrome I see that all GET requests like i.e. http://192.168.178.68:1880/ui/data/?EIO=3&…

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## [Email sender name](https://discourse.nodered.org/t/email-sender-name/40442)

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**Author:** [@MKaiser96](https://discourse.nodered.org/u/MKaiser96)\
**Replies:** 2\
**Last updated:** [5 February 2021 15:20 UTC](https://discourse.nodered.org/t/email-sender-name/40442 "2021-02-05T15:20:12Z")

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Hi, I use node-red-node-email to send emails. Is it possible to change the sender name? The emails I got has only the adress as sender. But I want to add a name there. It should looks like: Node-RED (xyz@gmail.com) I …

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## [Importing & Exporting of Custom Dashboard Themes](https://discourse.nodered.org/t/importing-exporting-of-custom-dashboard-themes/40444)

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**Author:** [@EJSRobinson](https://discourse.nodered.org/u/EJSRobinson)\
**Replies:** 1\
**Last updated:** [5 February 2021 15:01 UTC](https://discourse.nodered.org/t/importing-exporting-of-custom-dashboard-themes/40444 "2021-02-05T15:01:14Z")

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From what I can see I don't think it's currently possible to export a custom dashboard theme and then re-import this theme into a different node-red instance. Is this correct? If not, how do I do this? If this is not cu…

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## [How to convert my modbus data to Fahrenheit](https://discourse.nodered.org/t/how-to-convert-my-modbus-data-to-fahrenheit/40398)

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**Author:** [@jjw](https://discourse.nodered.org/u/jjw)\
**Replies:** 5\
**Last updated:** [5 February 2021 14:23 UTC](https://discourse.nodered.org/t/how-to-convert-my-modbus-data-to-fahrenheit/40398 "2021-02-05T14:23:57Z")

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I have a ADAMS 6015 RTD module which i wanna use with node red. Can only communication with it via Modbus read. I have gotten as far as getting decimal and hexadecimal temperature values back to node red via Modbus rea…

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## [Send an array value to url](https://discourse.nodered.org/t/send-an-array-value-to-url/40421)

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**Author:** [@dowermyr](https://discourse.nodered.org/u/dowermyr)\
**Replies:** 8\
**Last updated:** [5 February 2021 14:06 UTC](https://discourse.nodered.org/t/send-an-array-value-to-url/40421 "2021-02-05T14:06:52Z")

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Hi! When I get a value from a calculator node, I want to get the value thru a function node and supply the value to a url. If the value is negative, I want to insert the value zero. I've tried using param but something…

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## [Looping through xml file](https://discourse.nodered.org/t/looping-through-xml-file/40302)

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**Author:** [@vikingsraven](https://discourse.nodered.org/u/vikingsraven)\
**Replies:** 4\
**Last updated:** [5 February 2021 13:32 UTC](https://discourse.nodered.org/t/looping-through-xml-file/40302 "2021-02-05T13:32:59Z")

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HI , noob to javascript and node-red , but loving it. managed to get a complex bit of code running but now im stuck on possibly a really simple issue. so i have an xml file that i need to pull some data off ( badly form…

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## [Fe: Node Shadow Copy](https://discourse.nodered.org/t/fe-node-shadow-copy/40437)

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**Author:** [@mdimai666](https://discourse.nodered.org/u/mdimai666)\
**Replies:** 2\
**Last updated:** [5 February 2021 12:50 UTC](https://discourse.nodered.org/t/fe-node-shadow-copy/40437 "2021-02-05T12:50:45Z")

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Creating a function for creating a copy of nodes For example as in the picture. Editable from one place but so that it can be used many times. Not only for functions but also for others. The visualization becomes clea…

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## [🎉 Node-RED 1.2.9 released](https://discourse.nodered.org/t/node-red-1-2-9-released/40237)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 9\
**Last updated:** [5 February 2021 11:39 UTC](https://discourse.nodered.org/t/node-red-1-2-9-released/40237 "2021-02-05T11:39:34Z")

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Update: Node-RED 1.2.9 is now available. One of the fixes in 1.2.8 attempted to validate the language parameter passed into the api to ensure only valid values were used. That code was overly restrictive and treated som…

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## [Get iPhone battery state while locked](https://discourse.nodered.org/t/get-iphone-battery-state-while-locked/40409)

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**Author:** [@anqdc](https://discourse.nodered.org/u/anqdc)\
**Replies:** 4\
**Last updated:** [5 February 2021 10:34 UTC](https://discourse.nodered.org/t/get-iphone-battery-state-while-locked/40409 "2021-02-05T10:34:17Z")

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Hello, I've been getting into home automation for the last year or so, and just discovered the wonders of HA and Node Red! I'm currently trying to make a flow where if the battery state of my phone changes to Charging …

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## [Using wss for node-red-contrib-ocpp](https://discourse.nodered.org/t/using-wss-for-node-red-contrib-ocpp/40431)

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**Author:** [@ocpp](https://discourse.nodered.org/u/ocpp)\
**Replies:** 0\
**Last updated:** [5 February 2021 09:16 UTC](https://discourse.nodered.org/t/using-wss-for-node-red-contrib-ocpp/40431 "2021-02-05T09:16:24Z")

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Hello everyone, I have setup a local server in my LAN with the following: Apache 2.4.41 NodeJS 10.19.0 Node Red 1.2.9 Generated SSL certificate for localhost with openssl I installed the Node Red OCPP project from …

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## [Exec node with dashboard switch?](https://discourse.nodered.org/t/exec-node-with-dashboard-switch/40427)

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**Author:** [@Summer](https://discourse.nodered.org/u/Summer)\
**Replies:** 2\
**Last updated:** [5 February 2021 08:49 UTC](https://discourse.nodered.org/t/exec-node-with-dashboard-switch/40427 "2021-02-05T08:49:55Z")

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Hi, I want to use a dashboard ui\_switch as this: on : start the exec node off: stop the exec node I've tried those settings but everytime the OFF state is triggered it start a new process leaving current running: …

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## [Node-red-contrib-streamdeck change USB path](https://discourse.nodered.org/t/node-red-contrib-streamdeck-change-usb-path/40299)

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**Author:** [@MechatronicMan](https://discourse.nodered.org/u/MechatronicMan)\
**Replies:** 4\
**Last updated:** [5 February 2021 08:22 UTC](https://discourse.nodered.org/t/node-red-contrib-streamdeck-change-usb-path/40299 "2021-02-05T08:22:37Z")

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Hi I have work with this nodes but have some try change usb path for this node? When Node-Red is starting, he discover connected device (streamdeck) and if during run streamdeck has change usb port he can't connect wit…

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## [Upgrade node red to 4.3.1](https://discourse.nodered.org/t/upgrade-node-red-to-4-3-1/39914)

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**Author:** [@williamfu28](https://discourse.nodered.org/u/williamfu28)\
**Replies:** 3\
**Last updated:** [5 February 2021 06:14 UTC](https://discourse.nodered.org/t/upgrade-node-red-to-4-3-1/39914 "2021-02-05T06:14:48Z")

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Hi, I can install node-red-dashboard, and was ask to upgrade to 4.3.1 ? How to do it, Please help. Thanks William Fu

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## [Font Awesome icon - suggestion for "REBOOT" indicator](https://discourse.nodered.org/t/font-awesome-icon-suggestion-for-reboot-indicator/40362)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 10\
**Last updated:** [4 February 2021 23:09 UTC](https://discourse.nodered.org/t/font-awesome-icon-suggestion-for-reboot-indicator/40362 "2021-02-04T23:09:09Z")

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Just asking. I need an icon to use that will indicate a machine has booted.

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## [Switch node to use Label as output topic](https://discourse.nodered.org/t/switch-node-to-use-label-as-output-topic/40369)

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**Author:** [@Louis\_Swart](https://discourse.nodered.org/u/Louis_Swart)\
**Replies:** 21\
**Last updated:** [4 February 2021 21:56 UTC](https://discourse.nodered.org/t/switch-node-to-use-label-as-output-topic/40369 "2021-02-04T21:56:25Z")

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Hello, I have an array of objects used to populate the state of switch nodes on a dashboard. I inject each object's current switch sate in the msg.payload and label in msg.topic. Then when the switch state is changes …

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## [Dashboard Indicator](https://discourse.nodered.org/t/dashboard-indicator/40376)

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**Author:** [@HZB](https://discourse.nodered.org/u/HZB)\
**Replies:** 5\
**Last updated:** [4 February 2021 20:36 UTC](https://discourse.nodered.org/t/dashboard-indicator/40376 "2021-02-04T20:36:43Z")

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Hi everyone, I am looking for this Node in palette library, but couldn't find it. Do anyone know bout this?

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