# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=512

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

**Page:** 513

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## [Is there any functionality to remove menu and tabs?](https://discourse.nodered.org/t/is-there-any-functionality-to-remove-menu-and-tabs/49335)

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**Author:** [@herickf](https://discourse.nodered.org/u/herickf)\
**Replies:** 6\
**Last updated:** [4 August 2021 20:44 UTC](https://discourse.nodered.org/t/is-there-any-functionality-to-remove-menu-and-tabs/49335 "2021-08-04T20:44:41Z")

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Hello people, I started studying Node-RED recently and creating nodes for an internal solution here at the company and we will need to integrate via iframe, but I would like the user to be able to use only our nodes. Wo…

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## [Help with math calculating power usage with solar](https://discourse.nodered.org/t/help-with-math-calculating-power-usage-with-solar/49293)

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**Author:** [@pops106](https://discourse.nodered.org/u/pops106)\
**Replies:** 8\
**Last updated:** [4 August 2021 19:10 UTC](https://discourse.nodered.org/t/help-with-math-calculating-power-usage-with-solar/49293 "2021-08-04T19:10:50Z")

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Hello, I have spent days trying to come up with something that works but I am convinced I am making this more difficult than it needs to be. I have objects already for total house power, real house power, and all the ob…

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## [Launching node-red crashing at pallet load](https://discourse.nodered.org/t/launching-node-red-crashing-at-pallet-load/49278)

<div class="topic-metadata">

**Author:** [@waqaslam](https://discourse.nodered.org/u/waqaslam)\
**Replies:** 11\
**Last updated:** [4 August 2021 16:57 UTC](https://discourse.nodered.org/t/launching-node-red-crashing-at-pallet-load/49278 "2021-08-04T16:57:58Z")

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I've been using node-red for a couple of years on my home-server. Recently I updated some npm packages and restarted the server and now it's failing to run. The output from journalctl when running the service hints to s…

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## [Monaco editor, missing "Paste" command](https://discourse.nodered.org/t/monaco-editor-missing-paste-command/49283)

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**Author:** [@FireWizard52](https://discourse.nodered.org/u/FireWizard52)\
**Replies:** 13\
**Last updated:** [4 August 2021 15:04 UTC](https://discourse.nodered.org/t/monaco-editor-missing-paste-command/49283 "2021-08-04T15:04:32Z")

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If you want to Cut/Paste or Copy/Paste in the Monaco editor, you will find that the "Paste" option is missing in the "Right-Mouse-Click" menu. If you use "Google" you will find it has been implemented about a year ago, …

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## [Translate Português pt-BR](https://discourse.nodered.org/t/translate-portugues-pt-br/49319)

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**Author:** [@herickf](https://discourse.nodered.org/u/herickf)\
**Replies:** 5\
**Last updated:** [4 August 2021 14:38 UTC](https://discourse.nodered.org/t/translate-portugues-pt-br/49319 "2021-08-04T14:38:02Z")

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Hello people, I started learning about Node-RED recently, the tool is fantastic, congratulations to the whole team! I will need to integrate the tool to a system in Portuguese, so I decided to translate it to pt-BR. I w…

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## [Combining strings (Referencing csv and picking a specific value based on a global value)](https://discourse.nodered.org/t/combining-strings-referencing-csv-and-picking-a-specific-value-based-on-a-global-value/49276)

<div class="topic-metadata">

**Author:** [@Christoff](https://discourse.nodered.org/u/Christoff)\
**Replies:** 8\
**Last updated:** [4 August 2021 13:27 UTC](https://discourse.nodered.org/t/combining-strings-referencing-csv-and-picking-a-specific-value-based-on-a-global-value/49276 "2021-08-04T13:27:31Z")

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Hi, I'm trying to put a string together to send to google sheets as a msg.cell. I've got return from google sheets working and I can use a inject node to pick and choose cells to get. I'm trying to automate it now and…

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## [Uibuilder + React (socket.io module not found)](https://discourse.nodered.org/t/uibuilder-react-socket-io-module-not-found/49195)

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**Author:** [@Bobo](https://discourse.nodered.org/u/Bobo)\
**Replies:** 12\
**Last updated:** [4 August 2021 13:03 UTC](https://discourse.nodered.org/t/uibuilder-react-socket-io-module-not-found/49195 "2021-08-04T13:03:19Z")

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Wondering if anyone can assist with the following error (after running npm run start): /home/pi/.node-red/node\_modules/node-red-contrib-uibuilder/front-end/src/uibuilderfe.js Module not found: Can't resolve 'socket.io-c…

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## [How use opc ua events](https://discourse.nodered.org/t/how-use-opc-ua-events/49300)

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**Author:** [@oualid](https://discourse.nodered.org/u/oualid)\
**Replies:** 2\
**Last updated:** [4 August 2021 12:00 UTC](https://discourse.nodered.org/t/how-use-opc-ua-events/49300 "2021-08-04T12:00:50Z")

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hi, i want to generate events using opcua, but i did not find any example. could you please explain how to do by showing an example. thanks a lot

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## [Node-red opened and closed](https://discourse.nodered.org/t/node-red-opened-and-closed/4621)

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**Author:** [@gomju](https://discourse.nodered.org/u/gomju)\
**Replies:** 8\
**Last updated:** [4 August 2021 11:49 UTC](https://discourse.nodered.org/t/node-red-opened-and-closed/4621 "2021-08-04T11:49:31Z")

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Hello. I am starting with node-red but I have a problem. I can´t run it. I have followed some tutorials and installed it as the official page says but i don´t know what happens. When I type node-red start then everyt…

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## [Aws-sdk package giving isse](https://discourse.nodered.org/t/aws-sdk-package-giving-isse/49310)

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**Author:** [@sterinapen](https://discourse.nodered.org/u/sterinapen)\
**Replies:** 0\
**Last updated:** [4 August 2021 08:03 UTC](https://discourse.nodered.org/t/aws-sdk-package-giving-isse/49310 "2021-08-04T08:03:14Z")

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I have node-red version v1.3.5 installed on the ubuntu(1804) server with node version: v10.22.1. I have added few packages in my settings.js file and starting the node red using pm2. few packages such as: built" : re…

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## [Daylight savings ignored when using inject](https://discourse.nodered.org/t/daylight-savings-ignored-when-using-inject/49307)

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**Author:** [@mrmike](https://discourse.nodered.org/u/mrmike)\
**Replies:** 2\
**Last updated:** [4 August 2021 07:58 UTC](https://discourse.nodered.org/t/daylight-savings-ignored-when-using-inject/49307 "2021-08-04T07:58:03Z")

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Hi, Is it the intended behaviour for the inject timers to ignore daylight savings? The correct timestamp is actually logged by the inject node, but when I have set it to fire using the 'at a specific time' option, dayli…

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## [Updating to 1.3.5 (from 1.3.0)](https://discourse.nodered.org/t/updating-to-1-3-5-from-1-3-0/49268)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 3\
**Last updated:** [4 August 2021 07:27 UTC](https://discourse.nodered.org/t/updating-to-1-3-5-from-1-3-0/49268 "2021-08-04T07:27:31Z")

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Just checking before I press go - I've an old PiZero running Jessie (for LIRC reasons) Node v10.24.1 and NR 1.3.0 If I use the standard install/upgrade script with --nodered-version="1.3.6" will it leave the Node 10 …

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## [Permissions Error for Advanced Logger](https://discourse.nodered.org/t/permissions-error-for-advanced-logger/49239)

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**Author:** [@multicm](https://discourse.nodered.org/u/multicm)\
**Replies:** 8\
**Last updated:** [4 August 2021 05:46 UTC](https://discourse.nodered.org/t/permissions-error-for-advanced-logger/49239 "2021-08-04T05:46:43Z")

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I feel like I am missing something very simple here and it is infuriating, I must be an idiot. I installed node-red on my raspberry pi using the instructions at Running on Raspberry Pi : Node-RED Everything is setup an…

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## [MQTT Connection works from Raspian but not Windows](https://discourse.nodered.org/t/mqtt-connection-works-from-raspian-but-not-windows/49304)

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**Author:** [@geoffarobinson](https://discourse.nodered.org/u/geoffarobinson)\
**Replies:** 2\
**Last updated:** [4 August 2021 05:36 UTC](https://discourse.nodered.org/t/mqtt-connection-works-from-raspian-but-not-windows/49304 "2021-08-04T05:36:26Z")

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Hi All, I can make a succesful MQTT connection (TLS) from a RaspberryPi to an Azure IoT Hub using SAS Token authentication but when I try the identical flow from a Windows10 machine it won't connect. I'm just using the …

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## [Node-Red 2.01 Editor theme](https://discourse.nodered.org/t/node-red-2-01-editor-theme/48774)

<div class="topic-metadata">

**Author:** [@scargill](https://discourse.nodered.org/u/scargill)\
**Replies:** 37\
**Last updated:** [4 August 2021 05:21 UTC](https://discourse.nodered.org/t/node-red-2-01-editor-theme/48774 "2021-08-04T05:21:41Z")

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I've just upgrade from NR 1.33 to 2.01 - thanks guys for a smooth upgrade this time - no issues with any nodes - probably due to me being on nodejs 14.17.2... I tried installing the new Monaco text editor. I already ha…

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## [How to split UDP message](https://discourse.nodered.org/t/how-to-split-udp-message/49281)

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**Author:** [@dohnalradek](https://discourse.nodered.org/u/dohnalradek)\
**Replies:** 2\
**Last updated:** [4 August 2021 05:08 UTC](https://discourse.nodered.org/t/how-to-split-udp-message/49281 "2021-08-04T05:08:20Z")

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Im getting UDP message from my weather station in this format: payload: "tempinc=25.8 humidityin=52 baromrelhpa=1013.82 baromabshpa=988.01 tempc=17.8 humidity=86 winddir=350 windspeedkmh=1.13 windgustkmh=1.77 maxdailygu…

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## [Is the Node-RED editor using html5?](https://discourse.nodered.org/t/is-the-node-red-editor-using-html5/49282)

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**Author:** [@jaime.villasenor](https://discourse.nodered.org/u/jaime.villasenor)\
**Replies:** 3\
**Last updated:** [4 August 2021 01:21 UTC](https://discourse.nodered.org/t/is-the-node-red-editor-using-html5/49282 "2021-08-04T01:21:49Z")

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Hello guy, does any one know if the Node-RED editor is built using HTML5?

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## [Possible EventEmitter memory leak detected. Unknown (unfindable) node](https://discourse.nodered.org/t/possible-eventemitter-memory-leak-detected-unknown-unfindable-node/49114)

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**Author:** [@thebaldgeek](https://discourse.nodered.org/u/thebaldgeek)\
**Replies:** 7\
**Last updated:** [4 August 2021 00:00 UTC](https://discourse.nodered.org/t/possible-eventemitter-memory-leak-detected-unknown-unfindable-node/49114 "2021-08-04T00:00:32Z")

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Greetings. I am getting the following error pretty often in my cmd console: (node:66456) MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 data listeners added to \[SockJSConnection\]. Use emitt…

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## [I broke Node-Red port bind](https://discourse.nodered.org/t/i-broke-node-red-port-bind/49285)

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**Author:** [@finch6](https://discourse.nodered.org/u/finch6)\
**Replies:** 6\
**Last updated:** [3 August 2021 22:37 UTC](https://discourse.nodered.org/t/i-broke-node-red-port-bind/49285 "2021-08-03T22:37:49Z")

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Hi all, I was playing around with web sockets and found node-red-contrib-socketio. I configured a socketio server and bound it to Node-Red in the config settings of the socketio node. I wasn't having much luck with we…

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## [NR Lint indicates "loop detected"](https://discourse.nodered.org/t/nr-lint-indicates-loop-detected/49273)

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**Author:** [@FireWizard52](https://discourse.nodered.org/u/FireWizard52)\
**Replies:** 5\
**Last updated:** [3 August 2021 17:52 UTC](https://discourse.nodered.org/t/nr-lint-indicates-loop-detected/49273 "2021-08-03T17:52:05Z")

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Hi all, After upgrading from version 1.3.5 to version 2.0.5 (which went fine), I decided to try the new features, like the debugger, lint and Monaco editor. All looks fine and I think it is a enormous step forward for …

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## [Nrlint - can't ignore 'Too many nodes on flow"](https://discourse.nodered.org/t/nrlint-cant-ignore-too-many-nodes-on-flow/49124)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 4\
**Last updated:** [3 August 2021 17:43 UTC](https://discourse.nodered.org/t/nrlint-cant-ignore-too-many-nodes-on-flow/49124 "2021-08-03T17:43:49Z")

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I have a flow with lots of nodes and I get the "Too many nodes on flow" warning. Hovering over the error and clicking the dropdown button gives the options to ignore for node and ignore for flow, but neither of them sil…

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## [How to send messages to the simulated IoT device on my PC when the received temperature value is \> 23 while using a public MQTT broker](https://discourse.nodered.org/t/how-to-send-messages-to-the-simulated-iot-device-on-my-pc-when-the-received-temperature-value-is-23-while-using-a-public-mqtt-broker/48986)

<div class="topic-metadata">

**Author:** [@mikey101](https://discourse.nodered.org/u/mikey101)\
**Replies:** 8\
**Last updated:** [3 August 2021 15:05 UTC](https://discourse.nodered.org/t/how-to-send-messages-to-the-simulated-iot-device-on-my-pc-when-the-received-temperature-value-is-23-while-using-a-public-mqtt-broker/48986 "2021-08-03T15:05:40Z")

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Hi i want to send a message to the simulated IoT device on my PC when the received temperature is \> 23 using a public MQTT broker, the temperature and the humidity value is being sent from my simulated IoT device on my l…

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## [Flashing ESP32 OTA via Node red + MQTT?](https://discourse.nodered.org/t/flashing-esp32-ota-via-node-red-mqtt/48533)

<div class="topic-metadata">

**Author:** [@LuisPereira](https://discourse.nodered.org/u/LuisPereira)\
**Replies:** 6\
**Last updated:** [3 August 2021 13:56 UTC](https://discourse.nodered.org/t/flashing-esp32-ota-via-node-red-mqtt/48533 "2021-08-03T13:56:26Z")

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Hello everyone I working on a way to update an esp32 firmware via MQTT. I have seen this example for ESP8266 with HTTP and this post without code, which is precisely about MQTT OTA to Esp32 from Node red, all mentioned…

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## [Download csv between 2 dates - conection lost](https://discourse.nodered.org/t/download-csv-between-2-dates-conection-lost/49151)

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**Author:** [@Apoki21](https://discourse.nodered.org/u/Apoki21)\
**Replies:** 11\
**Last updated:** [3 August 2021 12:50 UTC](https://discourse.nodered.org/t/download-csv-between-2-dates-conection-lost/49151 "2021-08-03T12:50:36Z")

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Hi Guys i need help this problem, if i download csv get data on mysql between 2 date node red is conection lost and i cant function time get data on mysql, maybe can correct me if i wrong this flow this debug afte…

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## [Google sheets sync](https://discourse.nodered.org/t/google-sheets-sync/49258)

<div class="topic-metadata">

**Author:** [@John\_Barry](https://discourse.nodered.org/u/John_Barry)\
**Replies:** 1\
**Last updated:** [3 August 2021 12:36 UTC](https://discourse.nodered.org/t/google-sheets-sync/49258 "2021-08-03T12:36:42Z")

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Hi All, I am building a mobile scale that logs weight with a RFID tag. I have this setup sending the data to google sheets but the issue is the device will most likely loose connectivity intermittently so I need to buff…

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## [Absolutely no debug panel output](https://discourse.nodered.org/t/absolutely-no-debug-panel-output/15586)

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**Author:** [@fixjunk](https://discourse.nodered.org/u/fixjunk)\
**Replies:** 23\
**Last updated:** [3 August 2021 11:58 UTC](https://discourse.nodered.org/t/absolutely-no-debug-panel-output/15586 "2021-08-03T11:58:21Z")

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using v0.20.8 pi model 3 B+ running raspbian 9.11 over the internet (https + password protected, etc.) I recently recovered a dead micro SD card on my raspberry pi and everything appeared to work after starting up. E…

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## [Manage node-red UI and logic from another app](https://discourse.nodered.org/t/manage-node-red-ui-and-logic-from-another-app/49261)

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**Author:** [@suathh](https://discourse.nodered.org/u/suathh)\
**Replies:** 0\
**Last updated:** [3 August 2021 11:15 UTC](https://discourse.nodered.org/t/manage-node-red-ui-and-logic-from-another-app/49261 "2021-08-03T11:15:51Z")

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Hello all, I want to build an Node.js based app and create a UI which has drag&drop ability just like node-red but with simplicity usage. I want to take design of flow from custom app and manage to node-red flow & nodes…

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## [SQS DeleteMessage - ReceiptHandleIsInvalid - Node-red-contrib-aws](https://discourse.nodered.org/t/sqs-deletemessage-receipthandleisinvalid-node-red-contrib-aws/49246)

<div class="topic-metadata">

**Author:** [@Digitum](https://discourse.nodered.org/u/Digitum)\
**Replies:** 2\
**Last updated:** [3 August 2021 09:31 UTC](https://discourse.nodered.org/t/sqs-deletemessage-receipthandleisinvalid-node-red-contrib-aws/49246 "2021-08-03T09:31:48Z")

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When I try to delete a message from an AWS SQS queue with module node-red-contrib-aws, I can not figure out how to set the ReceiptHandle from parameter. When I set it as a fixed string, it works and deletes the message, …

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## [Influxdb Query -](https://discourse.nodered.org/t/influxdb-query/49158)

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**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 7\
**Last updated:** [3 August 2021 09:09 UTC](https://discourse.nodered.org/t/influxdb-query/49158 "2021-08-03T09:09:09Z")

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Hello this is a query - SELECT Tn20GT from (SELECT COUNT(average) as Tn20GT FROM spez\_days WHERE average \>=20 AND time \> now()-12h) where Tn20GT\>1 basicly it should check if in the last 12h the temperatur (aver…

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## [Real time storage use per Flow and crash report location](https://discourse.nodered.org/t/real-time-storage-use-per-flow-and-crash-report-location/49194)

<div class="topic-metadata">

**Author:** [@MATGO](https://discourse.nodered.org/u/MATGO)\
**Replies:** 5\
**Last updated:** [3 August 2021 07:35 UTC](https://discourse.nodered.org/t/real-time-storage-use-per-flow-and-crash-report-location/49194 "2021-08-03T07:35:31Z")

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Hi, I have a problem with a infinite looping message in my code and I would like to know if there are issues to detect the loop. The loop happens very rarely so it is hard to me to find where it comes from. When it Hap…

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