# Latest

**URL:** https://discourse.nodered.org/latest.md?page=802

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

**Page:** 803

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## [Geocoding API - Address](https://discourse.nodered.org/t/geocoding-api-address/46594)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 4\
**Last updated:** [2 June 2021 20:03 UTC](https://discourse.nodered.org/t/geocoding-api-address/46594 "2021-06-02T20:03:33Z")

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Hi, I am looking for a geocoding API call that returns the street address for the lat and lon I can use in my Node-Red flow. If anyone know of a good one it will be appreciated. Thank you

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## [Change blank label text color](https://discourse.nodered.org/t/change-blank-label-text-color/46610)

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**Author:** [@victorramos99](https://discourse.nodered.org/u/victorramos99)\
**Replies:** 12\
**Last updated:** [2 June 2021 19:28 UTC](https://discourse.nodered.org/t/change-blank-label-text-color/46610 "2021-06-02T19:28:13Z")

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Hi! I want to change the color of the text of the blank label of a line chart. I try that writing in the blank label space of the chart node: text but it doesn't worked. Is possible to do it? Thanks

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## [AWS - start automatically](https://discourse.nodered.org/t/aws-start-automatically/41886)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 12\
**Last updated:** [2 June 2021 18:58 UTC](https://discourse.nodered.org/t/aws-start-automatically/41886 "2021-06-02T18:58:52Z")

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Hi, I have a instance of node-red running on AWS. Every time my EC2 gets rebooted Node-red stops, I have followed the instructions on https://nodered.org/docs/getting-started/aws sudo npm install -g --unsafe-perm p…

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## [Base64 string (image) to node red](https://discourse.nodered.org/t/base64-string-image-to-node-red/45815)

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**Author:** [@Chorum](https://discourse.nodered.org/u/Chorum)\
**Replies:** 17\
**Last updated:** [2 June 2021 18:50 UTC](https://discourse.nodered.org/t/base64-string-image-to-node-red/45815 "2021-06-02T18:50:59Z")

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Hello, i need to use an image on a node red with no access to folders on it. so i would like to use a base64 string(externally created) for displaying the image on an html entpoint. my question: is there an easy way …

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## [Deployment confirmation popup](https://discourse.nodered.org/t/deployment-confirmation-popup/46588)

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**Author:** [@maxym](https://discourse.nodered.org/u/maxym)\
**Replies:** 2\
**Last updated:** [2 June 2021 18:24 UTC](https://discourse.nodered.org/t/deployment-confirmation-popup/46588 "2021-06-02T18:24:04Z")

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Hello I tried google but didn't find anything useful. Not sure how others, but for me those banners popping up every time I deploy changes are annoying. Especially because the time they cover flow selectors (tabs) whic…

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## [Convert 32 bit signed value](https://discourse.nodered.org/t/convert-32-bit-signed-value/46604)

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**Author:** [@ceejm1](https://discourse.nodered.org/u/ceejm1)\
**Replies:** 2\
**Last updated:** [2 June 2021 16:16 UTC](https://discourse.nodered.org/t/convert-32-bit-signed-value/46604 "2021-06-02T16:16:42Z")

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Hello, I have searched this numerous times but my knowledge isnt quite sufficient to understand what I've found... I am polling a couple of modbus registers as per the attached that return a 32bit signed value. What c…

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## [How can I increase the number of widget boxes per group (currently 30)?](https://discourse.nodered.org/t/how-can-i-increase-the-number-of-widget-boxes-per-group-currently-30/46550)

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**Author:** [@Mr\_M\_from\_K](https://discourse.nodered.org/u/Mr_M_from_K)\
**Replies:** 5\
**Last updated:** [2 June 2021 15:44 UTC](https://discourse.nodered.org/t/how-can-i-increase-the-number-of-widget-boxes-per-group-currently-30/46550 "2021-06-02T15:44:06Z")

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Hello, I found out that I can't expand a group width to more than 30 "widget boxes". I want to do a kind of control panel with a system schematics as a background image and a number of gauges and LEDs and so on and that…

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## [Troubleshooting what triggered a flow](https://discourse.nodered.org/t/troubleshooting-what-triggered-a-flow/46601)

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**Author:** [@nitobuendia](https://discourse.nodered.org/u/nitobuendia)\
**Replies:** 6\
**Last updated:** [2 June 2021 15:20 UTC](https://discourse.nodered.org/t/troubleshooting-what-triggered-a-flow/46601 "2021-06-02T15:20:22Z")

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Hi everyone, I am quite new to Node-RED and have a basic problem: tl;dr: I have a flow with 3 potential trigger nodes. This node is trigger at times when it shouldn't and I want to troubleshoot why. I tried debug nodes…

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## [Serial Port add failure](https://discourse.nodered.org/t/serial-port-add-failure/46597)

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**Author:** [@danadak](https://discourse.nodered.org/u/danadak)\
**Replies:** 3\
**Last updated:** [2 June 2021 14:39 UTC](https://discourse.nodered.org/t/serial-port-add-failure/46597 "2021-06-02T14:39:21Z")

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Trying to add node red serial port, tired multiple times, closing and reopening node-red, no luck. Log - ----------------------------------------------------------- 2021-06-02T13:23:15.186Z Install : node-red-node-seri…

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## [Node allowing for live chat(talk) and live sound](https://discourse.nodered.org/t/node-allowing-for-live-chat-talk-and-live-sound/8739)

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**Author:** [@nfarfhat](https://discourse.nodered.org/u/nfarfhat)\
**Replies:** 21\
**Last updated:** [2 June 2021 13:49 UTC](https://discourse.nodered.org/t/node-allowing-for-live-chat-talk-and-live-sound/8739 "2021-06-02T13:49:17Z")

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I would like to connect a mic and speaker to my RaspberryPi and be able to have a live chat with the other person on their cellphone connecting to my dashboard live page.... Anyone know which nodes I should use to accomp…

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## [Node-RED how to play a music using your save music](https://discourse.nodered.org/t/node-red-how-to-play-a-music-using-your-save-music/46592)

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**Author:** [@freakytag](https://discourse.nodered.org/u/freakytag)\
**Replies:** 2\
**Last updated:** [2 June 2021 13:49 UTC](https://discourse.nodered.org/t/node-red-how-to-play-a-music-using-your-save-music/46592 "2021-06-02T13:49:02Z")

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please help newbie here thanks

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## [Swagger problem](https://discourse.nodered.org/t/swagger-problem/46581)

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**Author:** [@Tonna100](https://discourse.nodered.org/u/Tonna100)\
**Replies:** 4\
**Last updated:** [2 June 2021 12:46 UTC](https://discourse.nodered.org/t/swagger-problem/46581 "2021-06-02T12:46:43Z")

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Good afternoon, colleagues. I need your help. Can't open the swagger UI. Inside the Node-red editor, I can see it. I installed node-red-node-swagger package http://localhost:1880/http-api/swagger.json returns some…

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## [Change msg.topic dynamically](https://discourse.nodered.org/t/change-msg-topic-dynamically/46253)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 32\
**Last updated:** [2 June 2021 11:33 UTC](https://discourse.nodered.org/t/change-msg-topic-dynamically/46253 "2021-06-02T11:33:14Z")

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Hi, I want to change a msg.topic dynamically in my flow "Pth": to a) Pth\_H b) Pth\_WW c) Pth\_PC (Heating, Hotwater, passive Cooling) and the msg.payload to = 0 if off I get these values: I´ve made a "fl…

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## [Avro-js problem](https://discourse.nodered.org/t/avro-js-problem/46589)

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**Author:** [@chrisofCCL](https://discourse.nodered.org/u/chrisofCCL)\
**Replies:** 0\
**Last updated:** [2 June 2021 11:29 UTC](https://discourse.nodered.org/t/avro-js-problem/46589 "2021-06-02T11:29:35Z")

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After a few years I'm having a play with avro serialisation using the npm avro-js package within a function node. I've tried the avro node that comes with the Kafka nodes in the NR library but I need to be able to feed …

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## [OEE calculations with Node-Red](https://discourse.nodered.org/t/oee-calculations-with-node-red/45855)

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**Author:** [@Shubhangi](https://discourse.nodered.org/u/Shubhangi)\
**Replies:** 8\
**Last updated:** [2 June 2021 11:17 UTC](https://discourse.nodered.org/t/oee-calculations-with-node-red/45855 "2021-06-02T11:17:08Z")

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Hi, I am trying to make OEE calculations with the help of node red and firstly I have to make production tracking of units per hour. So, I have to multiply hours with the units(example:- hours\*units) and I am taking data…

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## [Socket.io error issue](https://discourse.nodered.org/t/socket-io-error-issue/46587)

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**Author:** [@Kartiknodered](https://discourse.nodered.org/u/Kartiknodered)\
**Replies:** 2\
**Last updated:** [2 June 2021 10:54 UTC](https://discourse.nodered.org/t/socket-io-error-issue/46587 "2021-06-02T10:54:16Z")

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Hello, I am using "node-red-contrib-socketio" nodes and trying to run the example given in that node but their is an issue I am facing I am having to errors. I am sending screenshot of nodes and error i am getting. …

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## [How Setup For Multiple Port TCP Request](https://discourse.nodered.org/t/how-setup-for-multiple-port-tcp-request/16189)

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**Author:** [@mrizkywiguna](https://discourse.nodered.org/u/mrizkywiguna)\
**Replies:** 3\
**Last updated:** [2 June 2021 09:17 UTC](https://discourse.nodered.org/t/how-setup-for-multiple-port-tcp-request/16189 "2021-06-02T09:17:06Z")

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Hi All, I've made small project SCADA using IP Modem. Now i can connect the IP modem with the my node-red server, and there is no problem. But when I connect with more than 1 IP Modem, for example I want to read 2 IP Mo…

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## [Changing of msg.payload](https://discourse.nodered.org/t/changing-of-msg-payload/46568)

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**Author:** [@JdT](https://discourse.nodered.org/u/JdT)\
**Replies:** 6\
**Last updated:** [2 June 2021 08:34 UTC](https://discourse.nodered.org/t/changing-of-msg-payload/46568 "2021-06-02T08:34:48Z")

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Hello, I am bloody new to Node-RED and would ask you for your help to solve my "problem". I have a homebridge with NR running and connected a Shelly motion sensor and a Shelly PM to then switch its output on motion. T…

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## [Why use of W3.CSS change text Font?](https://discourse.nodered.org/t/why-use-of-w3-css-change-text-font/46515)

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**Author:** [@SuperNinja](https://discourse.nodered.org/u/SuperNinja)\
**Replies:** 2\
**Last updated:** [2 June 2021 08:00 UTC](https://discourse.nodered.org/t/why-use-of-w3-css-change-text-font/46515 "2021-06-02T08:00:55Z")

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Hi all, I test a w3.css, to enlarge an image in full screen in the Dashboard according to this example: Tryit Editor v3.6 But the text with the \<h1\> \</h1\> dashboard tags change : This is the "Click on the image …

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## [How do I get value from an array](https://discourse.nodered.org/t/how-do-i-get-value-from-an-array/12267)

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**Author:** [@Dave](https://discourse.nodered.org/u/Dave)\
**Replies:** 2\
**Last updated:** [15 June 2019 15:26 UTC](https://discourse.nodered.org/t/how-do-i-get-value-from-an-array/12267 "2019-06-15T15:26:25Z")

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I have the following array which feeds a to chart node, I want to send it through a function node or a change node and extract "Saturday" to a msg.payload but everything I tried failed I just cannot get it. Thought it w…

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## [How to use switch node to publish an inject node to MQTT Broker](https://discourse.nodered.org/t/how-to-use-switch-node-to-publish-an-inject-node-to-mqtt-broker/46510)

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**Author:** [@weatherkicksass](https://discourse.nodered.org/u/weatherkicksass)\
**Replies:** 4\
**Last updated:** [2 June 2021 06:41 UTC](https://discourse.nodered.org/t/how-to-use-switch-node-to-publish-an-inject-node-to-mqtt-broker/46510 "2021-06-02T06:41:52Z")

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So, I am getting a temperature data from the MQTT broker and I want to publish a message which will overwrite a data that is on an OPC server, which looks like this; "\[{"id":"Visu+ UA Server.Visu+ SCADA.Tags.Start\_B…

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## [How to use editor:true feature in uitable?](https://discourse.nodered.org/t/how-to-use-editor-true-feature-in-uitable/46503)

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**Author:** [@CreativeWarlock](https://discourse.nodered.org/u/CreativeWarlock)\
**Replies:** 10\
**Last updated:** [1 June 2021 23:36 UTC](https://discourse.nodered.org/t/how-to-use-editor-true-feature-in-uitable/46503 "2021-06-01T23:36:18Z")

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Hi guys, I would be highly interested in learning how how my flow can be properly notified when a user changes a star rating (that is when my tabulator column is configured to use an editor via "editor":true, like in th…

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## [Cloning Project from github to windows PC](https://discourse.nodered.org/t/cloning-project-from-github-to-windows-pc/46518)

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**Author:** [@magicman](https://discourse.nodered.org/u/magicman)\
**Replies:** 3\
**Last updated:** [1 June 2021 22:39 UTC](https://discourse.nodered.org/t/cloning-project-from-github-to-windows-pc/46518 "2021-06-01T22:39:22Z")

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I am trying to clone a project i pushed from my Node-red Unbuntu server onto Git but now would like to clone it onto my Windows 10 PC. I keep getting authentication failure. I am not sure of which information i am to pu…

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## [The node-red and PLC communication](https://discourse.nodered.org/t/the-node-red-and-plc-communication/45127)

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**Author:** [@ismail](https://discourse.nodered.org/u/ismail)\
**Replies:** 10\
**Last updated:** [1 June 2021 22:21 UTC](https://discourse.nodered.org/t/the-node-red-and-plc-communication/45127 "2021-06-01T22:21:21Z")

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hello every body i am a student in electrical ingineering i try to build my first communication between my PLC S7 1211C and node-red via the PLC module and after i configure my first node i will have these probleme …

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## [File node- not writing to file](https://discourse.nodered.org/t/file-node-not-writing-to-file/26404)

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**Author:** [@SteveMann](https://discourse.nodered.org/u/SteveMann)\
**Replies:** 22\
**Last updated:** [1 June 2021 20:31 UTC](https://discourse.nodered.org/t/file-node-not-writing-to-file/26404 "2021-06-01T20:31:57Z")

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I have Node Red on two systems- I am slowly moving my flows to the new Intel NUC from the Raspberry Pi. One of the flows I want to move uses the file node to write to a log file. Works fine on the Raspberry Pi, but not…

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## [It is possible?. How could be done?](https://discourse.nodered.org/t/it-is-possible-how-could-be-done/46480)

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**Author:** [@carrero](https://discourse.nodered.org/u/carrero)\
**Replies:** 10\
**Last updated:** [1 June 2021 20:18 UTC](https://discourse.nodered.org/t/it-is-possible-how-could-be-done/46480 "2021-06-01T20:18:29Z")

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Hi mates!! I will like to know if it is possible or not: Imagine i have a computer called PC1. In this one, ill have node.js installed. In second place, i will have 3 arduinos sending data to node-red using mqtt, for in…

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## [Combine node outputs](https://discourse.nodered.org/t/combine-node-outputs/46570)

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**Author:** [@lorccan](https://discourse.nodered.org/u/lorccan)\
**Replies:** 2\
**Last updated:** [1 June 2021 18:17 UTC](https://discourse.nodered.org/t/combine-node-outputs/46570 "2021-06-01T18:17:40Z")

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This is really simple, but I haven’t touched node-RED for ages and I’m stuck: Two nodes generate slightly different payloads (of objects containing key:value pairs) but they do have the key “Rain” in common. This can ha…

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## [Cursor/highlight position off in text boxes](https://discourse.nodered.org/t/cursor-highlight-position-off-in-text-boxes/46553)

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**Author:** [@hepcat72](https://discourse.nodered.org/u/hepcat72)\
**Replies:** 3\
**Last updated:** [1 June 2021 17:46 UTC](https://discourse.nodered.org/t/cursor-highlight-position-off-in-text-boxes/46553 "2021-06-01T17:46:25Z")

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I was just googling to try and figure out this issue that I have had with node-red since I started using it years ago. Until now, I've just been tolerating it. I found this thread, about the same issue. In my case, I …

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## [SNMP Access problem](https://discourse.nodered.org/t/snmp-access-problem/45990)

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**Author:** [@danielmf](https://discourse.nodered.org/u/danielmf)\
**Replies:** 9\
**Last updated:** [1 June 2021 16:28 UTC](https://discourse.nodered.org/t/snmp-access-problem/45990 "2021-06-01T16:28:10Z")

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I'm using SNMP Node and when I try to send the query to the snmp object the response it's a counter64 (buffer) Host-\> IP Community-\> Public SNMP version -\> 2c OID=1.3.6.1.2.1.31.1.1.1.10.1 I can't transform this buf…

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## [FINS Write to multiple PLCs](https://discourse.nodered.org/t/fins-write-to-multiple-plcs/46365)

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**Author:** [@djpjd](https://discourse.nodered.org/u/djpjd)\
**Replies:** 2\
**Last updated:** [1 June 2021 15:54 UTC](https://discourse.nodered.org/t/fins-write-to-multiple-plcs/46365 "2021-06-01T15:54:39Z")

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I would like to use Node-Red to update the time in 20 PLCs and am using FINS Write. I am fairly new to Node-Red and would like an opinion on if I can write all 20 PLCs at once (Connect Parallel) or should I connect them …

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