# Latest

**URL:** https://discourse.nodered.org/latest.md?page=543

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

**Page:** 544

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## [Return a msg.payload with more digits and decimals](https://discourse.nodered.org/t/return-a-msg-payload-with-more-digits-and-decimals/64526)

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**Author:** [@zouhir](https://discourse.nodered.org/u/zouhir)\
**Replies:** 9\
**Last updated:** [30 June 2022 10:58 UTC](https://discourse.nodered.org/t/return-a-msg-payload-with-more-digits-and-decimals/64526 "2022-06-30T10:58:30Z")

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Hi, my msg.payload is returning a temperature sensor value that is supposed to be as 56,7deg, which means composed at least with 2 digits and 1 decimal. What should I write in the function node to get this done as I'm g…

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## [Using a Working curl with node-red http-request](https://discourse.nodered.org/t/using-a-working-curl-with-node-red-http-request/64534)

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**Author:** [@lorccan](https://discourse.nodered.org/u/lorccan)\
**Replies:** 5\
**Last updated:** [30 June 2022 09:27 UTC](https://discourse.nodered.org/t/using-a-working-curl-with-node-red-http-request/64534 "2022-06-30T09:27:27Z")

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I've read various posts here on the node-red way to provide data to an http-request node, but no matter what I try I am not getting anywhere fast. (Because this contains sensitive data, I have had to obscure or modify c…

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## [Function Node to search a content of a payload (Object Array)](https://discourse.nodered.org/t/function-node-to-search-a-content-of-a-payload-object-array/64539)

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**Author:** [@vanilla-sky](https://discourse.nodered.org/u/vanilla-sky)\
**Replies:** 1\
**Last updated:** [30 June 2022 09:26 UTC](https://discourse.nodered.org/t/function-node-to-search-a-content-of-a-payload-object-array/64539 "2022-06-30T09:26:13Z")

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Hello my dear supporter :slight\_smile: i am stucking at the following "problem": I get two payloads: {"ASYS":{"BOARD\_REQUIREMENT":\[{"$":{"l\_MsgId":"359","s\_Type":"AES03 Speed","s\_SerNum":"077576","l\_lane":"1","l\_value…

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## [Same MQTT flow not connecting on RaspberryPi (Dietpi) but on laptop (Manjaro)](https://discourse.nodered.org/t/same-mqtt-flow-not-connecting-on-raspberrypi-dietpi-but-on-laptop-manjaro/64489)

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**Author:** [@zeirix](https://discourse.nodered.org/u/zeirix)\
**Replies:** 2\
**Last updated:** [30 June 2022 09:12 UTC](https://discourse.nodered.org/t/same-mqtt-flow-not-connecting-on-raspberrypi-dietpi-but-on-laptop-manjaro/64489 "2022-06-30T09:12:19Z")

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Hello Everybody, I've got a strange problem, the same flow (copy/paste) works on my notebook (Manjaro Linux, Kernel 5.15.49-1), but it refuses to work on a RaspberryPi (Model B, Dietpi v8.5.1, Kernel 5.15.32+) The flow…

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## [How to send a HTML file from nodered](https://discourse.nodered.org/t/how-to-send-a-html-file-from-nodered/64528)

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**Author:** [@Ron10](https://discourse.nodered.org/u/Ron10)\
**Replies:** 0\
**Last updated:** [30 June 2022 07:31 UTC](https://discourse.nodered.org/t/how-to-send-a-html-file-from-nodered/64528 "2022-06-30T07:31:47Z")

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Hello all I have a challenge. I have a device that I can log into a web interface. I can open the websocket through an HTML file. In the manual I have they indicate that I get a text file back with the status of the dev…

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## [Button on click popup number pad](https://discourse.nodered.org/t/button-on-click-popup-number-pad/9802)

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**Author:** [@sachin](https://discourse.nodered.org/u/sachin)\
**Replies:** 9\
**Last updated:** [30 June 2022 06:17 UTC](https://discourse.nodered.org/t/button-on-click-popup-number-pad/9802 "2022-06-30T06:17:00Z")

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number pad should pop up on click a button and button color should change based on the number pad color

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## [Starting my learning process!](https://discourse.nodered.org/t/starting-my-learning-process/64519)

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**Author:** [@mmccabe](https://discourse.nodered.org/u/mmccabe)\
**Replies:** 5\
**Last updated:** [30 June 2022 04:43 UTC](https://discourse.nodered.org/t/starting-my-learning-process/64519 "2022-06-30T04:43:22Z")

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Building panels to demonstrate sensors communicating over Ethernet/IP. Would like to control and visualize the sensors using an HMI. Who can point in a direction to start running down?

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## [Insert a string into a change node string?](https://discourse.nodered.org/t/insert-a-string-into-a-change-node-string/64469)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 17\
**Last updated:** [30 June 2022 04:28 UTC](https://discourse.nodered.org/t/insert-a-string-into-a-change-node-string/64469 "2022-06-30T04:28:14Z")

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Insert a string into a change node string? I am addicted to function nodes, and trying to break the habit. So here is what has to be a bone-headed easy thing to do? Say I have a message that has payload of 'test' and …

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## [Link tags between 2 PLC that not in the same network](https://discourse.nodered.org/t/link-tags-between-2-plc-that-not-in-the-same-network/63993)

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**Author:** [@sawal](https://discourse.nodered.org/u/sawal)\
**Replies:** 11\
**Last updated:** [30 June 2022 01:32 UTC](https://discourse.nodered.org/t/link-tags-between-2-plc-that-not-in-the-same-network/63993 "2022-06-30T01:32:53Z")

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Is it possible to develop nanopi r2s become device that can link tags between 2 PLC that is not in the same network group... for this project I need also create the nanopi r2s EDS file which it will be use by the PLC net…

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## [Passing html code through moustache](https://discourse.nodered.org/t/passing-html-code-through-moustache/64516)

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**Author:** [@kevinksdroid](https://discourse.nodered.org/u/kevinksdroid)\
**Replies:** 4\
**Last updated:** [29 June 2022 21:02 UTC](https://discourse.nodered.org/t/passing-html-code-through-moustache/64516 "2022-06-29T21:02:15Z")

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I am trying to create a table that has to populate the headers based on a drop-down selection. The UI Template code for the table is as follows \<table class="GeneratedTable"\> \<thead\> \<tr\> \<th\>\<div align="lef…

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## [Ui\_numeric and msg.enable](https://discourse.nodered.org/t/ui-numeric-and-msg-enable/64514)

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**Author:** [@Simon01011](https://discourse.nodered.org/u/Simon01011)\
**Replies:** 1\
**Last updated:** [29 June 2022 19:54 UTC](https://discourse.nodered.org/t/ui-numeric-and-msg-enable/64514 "2022-06-29T19:54:15Z")

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Hi everybody! I found a problem in my flow: I want to enable/disabe some controls. It works fine for buttons but not for numeric inputs. If I send a msg.enable = false to a button, it gets greyed out. If I do the same…

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## [Wait for payload to finish flow before passing another payload](https://discourse.nodered.org/t/wait-for-payload-to-finish-flow-before-passing-another-payload/64171)

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**Author:** [@milner236](https://discourse.nodered.org/u/milner236)\
**Replies:** 42\
**Last updated:** [29 June 2022 19:32 UTC](https://discourse.nodered.org/t/wait-for-payload-to-finish-flow-before-passing-another-payload/64171 "2022-06-29T19:32:59Z")

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Hello all! I would kindly appreciate any help or advice. I have a flow that takes a payload from an excel file and splits the payload. The number of new payloads that are created are dynamic and is not a static number…

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## [Converter string para número decimal](https://discourse.nodered.org/t/converter-string-para-numero-decimal/64512)

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**Author:** [@weatecnologia](https://discourse.nodered.org/u/weatecnologia)\
**Replies:** 1\
**Last updated:** [29 June 2022 19:19 UTC](https://discourse.nodered.org/t/converter-string-para-numero-decimal/64512 "2022-06-29T19:19:38Z")

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Estou tentando converter essa string em número decimal. Alguém pode dar uma ajuda? Exemplo: “5.596” para 5.596

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## [Mostrar apenas o valor da variável](https://discourse.nodered.org/t/mostrar-apenas-o-valor-da-variavel/64504)

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**Author:** [@weatecnologia](https://discourse.nodered.org/u/weatecnologia)\
**Replies:** 3\
**Last updated:** [29 June 2022 18:29 UTC](https://discourse.nodered.org/t/mostrar-apenas-o-valor-da-variavel/64504 "2022-06-29T18:29:43Z")

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Prezados, Sou novo por aqui. Preciso de ajuda. Quero mostrar só o valor da variável nesse caso. Como devo proceder?

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## [Dynamically select msg.payload key element](https://discourse.nodered.org/t/dynamically-select-msg-payload-key-element/64483)

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**Author:** [@hameljc](https://discourse.nodered.org/u/hameljc)\
**Replies:** 5\
**Last updated:** [29 June 2022 18:16 UTC](https://discourse.nodered.org/t/dynamically-select-msg-payload-key-element/64483 "2022-06-29T18:16:39Z")

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I have looked around but found nothing that answer my situation. I want to setup a global variable. The value of the variable will come from the msg.payload BUT, the element name (key) will be dynamically build like so: …

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## [Amazon Polly SSML](https://discourse.nodered.org/t/amazon-polly-ssml/64506)

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**Author:** [@donniev](https://discourse.nodered.org/u/donniev)\
**Replies:** 0\
**Last updated:** [29 June 2022 16:19 UTC](https://discourse.nodered.org/t/amazon-polly-ssml/64506 "2022-06-29T16:19:04Z")

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I have had Amazon Polly working using regular text for a long time. I am now trying to use ssml and having only bad luck. It works fine in Home Assistant but not from node-red. the simplest call with a message of foo wo…

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## [D3 Library and the Template Node](https://discourse.nodered.org/t/d3-library-and-the-template-node/64428)

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**Author:** [@n61ab](https://discourse.nodered.org/u/n61ab)\
**Replies:** 14\
**Last updated:** [29 June 2022 16:21 UTC](https://discourse.nodered.org/t/d3-library-and-the-template-node/64428 "2022-06-29T16:21:27Z")

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I am learning to use D3 to build charts and want to use the Template Node to add the results to my Node-Red Dashboard. Here is a screenshot of the dashboard. Note, the html text is inside the Node-Red Dashboard group b…

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## [Parse PLC tag value from OMRON Fins node](https://discourse.nodered.org/t/parse-plc-tag-value-from-omron-fins-node/64443)

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**Author:** [@sahsha](https://discourse.nodered.org/u/sahsha)\
**Replies:** 7\
**Last updated:** [29 June 2022 15:40 UTC](https://discourse.nodered.org/t/parse-plc-tag-value-from-omron-fins-node/64443 "2022-06-29T15:40:56Z")

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Need help to parse string Using OMRON fins node I'm reading tag values but I'm not able to parse them can any one help. like the tag D2020 value 14384 should be 0800. I've tried to parse but not able to get results.

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## [Max\_user\_connections error in node-red-node-mysql](https://discourse.nodered.org/t/max-user-connections-error-in-node-red-node-mysql/64502)

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**Author:** [@7dhrumil](https://discourse.nodered.org/u/7dhrumil)\
**Replies:** 0\
**Last updated:** [29 June 2022 12:57 UTC](https://discourse.nodered.org/t/max-user-connections-error-in-node-red-node-mysql/64502 "2022-06-29T12:57:19Z")

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Does anyone have any idea what can be the cause for the following error and what needs to do in order to solve that? I am getting the following error when I host my Node-Red API on the IBM server using the node-red-node…

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## [node-red-contrib-oled mantainer](https://discourse.nodered.org/t/node-red-contrib-oled-mantainer/64499)

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**Author:** [@Waterbrain](https://discourse.nodered.org/u/Waterbrain)\
**Replies:** 1\
**Last updated:** [29 June 2022 12:54 UTC](https://discourse.nodered.org/t/node-red-contrib-oled-mantainer/64499 "2022-06-29T12:54:56Z")

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I have seen that node-red-contrib-oled is out of maintenance. I could take care of it. In fact I am using it with some improvement. What should I do?

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## [BigTimer node question - Sunset message confusion](https://discourse.nodered.org/t/bigtimer-node-question-sunset-message-confusion/64448)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 8\
**Last updated:** [29 June 2022 11:19 UTC](https://discourse.nodered.org/t/bigtimer-node-question-sunset-message-confusion/64448 "2022-06-29T11:19:29Z")

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I am using the BigTimer node and have noticed something of interest (to me). Back story. Daily at sunset I get a message indicating sunset. After a delay my clock notifies me. Ok, that time is not specifically SUNSE…

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## [Line chart problems with X and Y axis](https://discourse.nodered.org/t/line-chart-problems-with-x-and-y-axis/64488)

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**Author:** [@alberparri](https://discourse.nodered.org/u/alberparri)\
**Replies:** 6\
**Last updated:** [29 June 2022 11:01 UTC](https://discourse.nodered.org/t/line-chart-problems-with-x-and-y-axis/64488 "2022-06-29T11:01:43Z")

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Hi I try to get a chart with the parameters I receive via UDP. The parameters are like '16,1.23'. The first is a time, and the second, a voltage. The first should be the X axis, and the second, the Y axis i have create…

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## [Custom node not appear in the category](https://discourse.nodered.org/t/custom-node-not-appear-in-the-category/64173)

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**Author:** [@fuad\_rock](https://discourse.nodered.org/u/fuad_rock)\
**Replies:** 15\
**Last updated:** [29 June 2022 10:31 UTC](https://discourse.nodered.org/t/custom-node-not-appear-in-the-category/64173 "2022-06-29T10:31:36Z")

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Hi, I have created a custom node and installed it in nodered. It appears in manage-pallette but not in the category. my package.json { "name" : "node-red-contrib-simulation-quantity-add", "node-red" : { …

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## [Mqtt reestablishes always new sessions](https://discourse.nodered.org/t/mqtt-reestablishes-always-new-sessions/64484)

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**Author:** [@mickym2](https://discourse.nodered.org/u/mickym2)\
**Replies:** 9\
**Last updated:** [29 June 2022 08:57 UTC](https://discourse.nodered.org/t/mqtt-reestablishes-always-new-sessions/64484 "2022-06-29T08:57:51Z")

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I am using mosquitto - I have two NodeRed instance on the same machine, one works fine and one which always reconnects. I am using differen mqtt-client IDs, but I get always the following ping pong - the message came thr…

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## [Is there a node for Dialogflow CX?](https://discourse.nodered.org/t/is-there-a-node-for-dialogflow-cx/64486)

<div class="topic-metadata">

**Author:** [@heeboventure](https://discourse.nodered.org/u/heeboventure)\
**Replies:** 3\
**Last updated:** [29 June 2022 08:42 UTC](https://discourse.nodered.org/t/is-there-a-node-for-dialogflow-cx/64486 "2022-06-29T08:42:59Z")

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Hi, I used to use dialogflow-full-nodered node to connect to Dialogflow ES, and it worked fine. Now I'm trying with Dialogflow CX and this node doesn't seem to work with CX.. Is there a node designed for Dialogflow CX…

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## [How to increase the Echo volume gradually?](https://discourse.nodered.org/t/how-to-increase-the-echo-volume-gradually/64174)

<div class="topic-metadata">

**Author:** [@CAL37](https://discourse.nodered.org/u/CAL37)\
**Replies:** 8\
**Last updated:** [28 June 2022 22:09 UTC](https://discourse.nodered.org/t/how-to-increase-the-echo-volume-gradually/64174 "2022-06-28T22:09:00Z")

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I am creating a alarm for my daughter and I want the volume to gradually increase say +5 in the loop every time it plays. What would be the best way too do this? \[ { "id": "8120df2b4caac047", "ty…

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## [User name and password gets reset on restart pod](https://discourse.nodered.org/t/user-name-and-password-gets-reset-on-restart-pod/63287)

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**Author:** [@An-ji](https://discourse.nodered.org/u/An-ji)\
**Replies:** 11\
**Last updated:** [28 June 2022 21:14 UTC](https://discourse.nodered.org/t/user-name-and-password-gets-reset-on-restart-pod/63287 "2022-06-28T21:14:21Z")

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Hi, I'm using few nodes like email, azure storage and sql node where i need to set user name and passwords, whenever there is restart of pod on instance these properties gets reset and I will need to enter manually. P…

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## [Testing Async Functions](https://discourse.nodered.org/t/testing-async-functions/64481)

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**Author:** [@linuxjamie](https://discourse.nodered.org/u/linuxjamie)\
**Replies:** 0\
**Last updated:** [28 June 2022 21:01 UTC](https://discourse.nodered.org/t/testing-async-functions/64481 "2022-06-28T21:01:05Z")

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I have a node with the following function: node.foo = async function () { throw ("FooBar"); }; I would like to test this function using the https://github.com/node-red/node-red-node-test-helper. I want …

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## [Not able to deploy flows](https://discourse.nodered.org/t/not-able-to-deploy-flows/64458)

<div class="topic-metadata">

**Author:** [@An-ji](https://discourse.nodered.org/u/An-ji)\
**Replies:** 1\
**Last updated:** [28 June 2022 20:51 UTC](https://discourse.nodered.org/t/not-able-to-deploy-flows/64458 "2022-06-28T20:51:51Z")

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I've made configuration in YAML file which will copy flows\_cred.json file when it container restarts so that credentials don't get wipe out but now another file flows\_cred.json.$$$ is getting generated even if i remov…

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## [How to send ECP commands (TCP Request node) instead of using Telnet node](https://discourse.nodered.org/t/how-to-send-ecp-commands-tcp-request-node-instead-of-using-telnet-node/64474)

<div class="topic-metadata">

**Author:** [@Wilay](https://discourse.nodered.org/u/Wilay)\
**Replies:** 2\
**Last updated:** [28 June 2022 19:22 UTC](https://discourse.nodered.org/t/how-to-send-ecp-commands-tcp-request-node-instead-of-using-telnet-node/64474 "2022-06-28T19:22:31Z")

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Hello! I am confused as to how I am supposed to use the TCP nodes. When trying to send ECP commands to my QSC Core 110f, I fail to get any results by using the TCP Request or TCP Out node. However, when using the Telnet…

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