# Latest

**URL:** https://discourse.nodered.org/latest.md?page=161

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

**Page:** 162

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## [Gpio not allocated with ADC hat](https://discourse.nodered.org/t/gpio-not-allocated-with-adc-hat/90333)

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**Author:** [@jpadie](https://discourse.nodered.org/u/jpadie)\
**Replies:** 5\
**Last updated:** [22 August 2024 15:43 UTC](https://discourse.nodered.org/t/gpio-not-allocated-with-adc-hat/90333 "2024-08-22T15:43:22Z")

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Hi I am using a waveshare adc hat with an ADS1256 chip that used SPI. (Board info here) i'm getting inconsistent results from this - sometimes the Pi says gpio not allocated and sometimes there's just a generic comms f…

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## [Exec node - Allow adding variables to the process environment](https://discourse.nodered.org/t/exec-node-allow-adding-variables-to-the-process-environment/90338)

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**Author:** [@nsain](https://discourse.nodered.org/u/nsain)\
**Replies:** 0\
**Last updated:** [22 August 2024 15:40 UTC](https://discourse.nodered.org/t/exec-node-allow-adding-variables-to-the-process-environment/90338 "2024-08-22T15:40:29Z")

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I've been using environment variables to store credentials in flows and groups and would like to easily pass them to a executed process without exposing them on the command line. Adding them to the process environment le…

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## [Template node with size=zero](https://discourse.nodered.org/t/template-node-with-size-zero/90305)

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**Author:** [@omrid](https://discourse.nodered.org/u/omrid)\
**Replies:** 1\
**Last updated:** [21 August 2024 18:30 UTC](https://discourse.nodered.org/t/template-node-with-size-zero/90305 "2024-08-21T18:30:29Z")

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I have a dashboard (2.0) using template nodes. I split the JS script across multiple templates nodes, to allow a modular architecture and let each template send/receive only the messages it needs. All works perfectly. H…

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## [Notification node in Dashboard2..."Are you sure?"](https://discourse.nodered.org/t/notification-node-in-dashboard2-are-you-sure/90331)

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**Author:** [@muggins](https://discourse.nodered.org/u/muggins)\
**Replies:** 6\
**Last updated:** [22 August 2024 14:05 UTC](https://discourse.nodered.org/t/notification-node-in-dashboard2-are-you-sure/90331 "2024-08-22T14:05:54Z")

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In DB1 I used a button to send a "Are you sure" payload to notification node which had a Yes/No choice and sent out an appropriate payload. In DB2 this node is simply a dumb message. Is there an easy way to recreate this…

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## [Gracefully stop node-red](https://discourse.nodered.org/t/gracefully-stop-node-red/18973)

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**Author:** [@EmilWesselink](https://discourse.nodered.org/u/EmilWesselink)\
**Replies:** 19\
**Last updated:** [22 August 2024 13:10 UTC](https://discourse.nodered.org/t/gracefully-stop-node-red/18973 "2024-08-22T13:10:36Z")

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Hey all, I am trying to build a scalable rpa platform with Node-Red. Nod red is great for the orchestration for this. But I run into a small bump, where I can not find any solution yet so I want to ask you for inspirati…

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## [Integrating Worldmap Node into Node-RED Dashboard 2.0 Without Using iFrame](https://discourse.nodered.org/t/integrating-worldmap-node-into-node-red-dashboard-2-0-without-using-iframe/90329)

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**Author:** [@DhamodharanGopal](https://discourse.nodered.org/u/DhamodharanGopal)\
**Replies:** 0\
**Last updated:** [22 August 2024 10:38 UTC](https://discourse.nodered.org/t/integrating-worldmap-node-into-node-red-dashboard-2-0-without-using-iframe/90329 "2024-08-22T10:38:26Z")

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Hi everyone, I'm currently engaged in integrating the Worldmap node inside the Node-RED Dashboard 2.0. However, the dashboard does not provide a direct way to include the Worldmap node. I would prefer not to use an …

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## [Custom node: comms between html and js files](https://discourse.nodered.org/t/custom-node-comms-between-html-and-js-files/90319)

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**Author:** [@jpadie](https://discourse.nodered.org/u/jpadie)\
**Replies:** 2\
**Last updated:** [22 August 2024 10:32 UTC](https://discourse.nodered.org/t/custom-node-comms-between-html-and-js-files/90319 "2024-08-22T10:32:54Z")

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is the config object shared bi-directionally between the runtime js and the associated html file? for example a runtime script needs to instantiate an object and fire up a server and return a qr code to the editor. can…

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## [Allow for "inject" on subflow](https://discourse.nodered.org/t/allow-for-inject-on-subflow/90303)

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**Author:** [@michaelblight](https://discourse.nodered.org/u/michaelblight)\
**Replies:** 5\
**Last updated:** [22 August 2024 08:45 UTC](https://discourse.nodered.org/t/allow-for-inject-on-subflow/90303 "2024-08-22T08:45:59Z")

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Maybe I'm just saying this out loud to see if it makes sense... I have some subflows that it would be nice to be able to click to do the equivalent of an inject node to start an 'alternate' flow inside the subflow. So l…

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## [The Siemens s7-300 reads the value of type real abnormally](https://discourse.nodered.org/t/the-siemens-s7-300-reads-the-value-of-type-real-abnormally/90326)

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**Author:** [@Leon001](https://discourse.nodered.org/u/Leon001)\
**Replies:** 1\
**Last updated:** [22 August 2024 06:55 UTC](https://discourse.nodered.org/t/the-siemens-s7-300-reads-the-value-of-type-real-abnormally/90326 "2024-08-22T06:55:00Z")

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In the PLC program, the value of DB40 and REAL0 is an "F", but the value I read out in node-red is 2.1019476964872256e-44. What is the cause of this and how should I solve it，is it related to byte bits?

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## [RedPLC undefined errors with coil and contact](https://discourse.nodered.org/t/redplc-undefined-errors-with-coil-and-contact/90325)

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**Author:** [@txrocks](https://discourse.nodered.org/u/txrocks)\
**Replies:** 0\
**Last updated:** [22 August 2024 01:38 UTC](https://discourse.nodered.org/t/redplc-undefined-errors-with-coil-and-contact/90325 "2024-08-22T01:38:30Z")

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Hello, I am trying to use RedPLC for the first time. I keep getting an error of undefined on a coil that I have on my first rung and the contact on the second rung. Are there any other tutorials or examples ? I have…

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## [Pi Zero W fail to install Node-Red](https://discourse.nodered.org/t/pi-zero-w-fail-to-install-node-red/88950)

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**Author:** [@pcborges](https://discourse.nodered.org/u/pcborges)\
**Replies:** 5\
**Last updated:** [21 August 2024 21:35 UTC](https://discourse.nodered.org/t/pi-zero-w-fail-to-install-node-red/88950 "2024-08-21T21:35:07Z")

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Hi, I am trying to install Node-Red to my Raspberry Pi Zero W in what would be a no events simple instalation but that somehow is not working. I did this same install a couple of weeks ago with no incidents. So I prepa…

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## [Process output from 'npm outdated' command](https://discourse.nodered.org/t/process-output-from-npm-outdated-command/37798)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [21 August 2024 15:45 UTC](https://discourse.nodered.org/t/process-output-from-npm-outdated-command/37798 "2024-08-21T15:45:28Z")

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Hi all, I've created a small example flow that lets you grab the output from various npm outdated commands for further processing. This would be great for alerting you that updates are needed via Telegram for instance. …

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## [Selector SVG element](https://discourse.nodered.org/t/selector-svg-element/90306)

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**Author:** [@edje11](https://discourse.nodered.org/u/edje11)\
**Replies:** 1\
**Last updated:** [21 August 2024 12:47 UTC](https://discourse.nodered.org/t/selector-svg-element/90306 "2024-08-21T12:47:10Z")

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I'm trying to make a dynamic table in svg node db1. Using this example works great. We see some data but changing dynamically is not working due the reason I don't know what selector to use to change the data. This is …

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## [Alarms management using node-red-contrib-xstate-machine](https://discourse.nodered.org/t/alarms-management-using-node-red-contrib-xstate-machine/90309)

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**Author:** [@vtgav](https://discourse.nodered.org/u/vtgav)\
**Replies:** 0\
**Last updated:** [21 August 2024 10:11 UTC](https://discourse.nodered.org/t/alarms-management-using-node-red-contrib-xstate-machine/90309 "2024-08-21T10:11:39Z")

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I'm trying to use the xstate node for managing alarm lifecycles. It's really good for handling an individual alarm, but I'm wondering whether I can use this node for multiple alarms - each of the alarms will have the sam…

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## [HTTP-request return 201, no data](https://discourse.nodered.org/t/http-request-return-201-no-data/90301)

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**Author:** [@tjarcoboerkoel](https://discourse.nodered.org/u/tjarcoboerkoel)\
**Replies:** 0\
**Last updated:** [21 August 2024 06:50 UTC](https://discourse.nodered.org/t/http-request-return-201-no-data/90301 "2024-08-21T06:50:26Z")

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Hi readers, I have a flow with HTTP request node, use the GET request with JSON formatting and it connects and reads some data. Thing is, the connection seems to be closed before the real data is received. In the retur…

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## [I ran into a tricky problem when using node-red-contrib-s7 to connect to a PLC](https://discourse.nodered.org/t/i-ran-into-a-tricky-problem-when-using-node-red-contrib-s7-to-connect-to-a-plc/90299)

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**Author:** [@Xiang](https://discourse.nodered.org/u/Xiang)\
**Replies:** 3\
**Last updated:** [21 August 2024 06:13 UTC](https://discourse.nodered.org/t/i-ran-into-a-tricky-problem-when-using-node-red-contrib-s7-to-connect-to-a-plc/90299 "2024-08-21T06:13:08Z")

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A PLC can have its data read when no password is set, but if a password is configured, the data cannot be read. However, I haven't been able to find where to input the password to establish a connection.

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## [Node-red-contrib-ewelink-copy](https://discourse.nodered.org/t/node-red-contrib-ewelink-copy/90267)

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**Author:** [@mario\_mindzone](https://discourse.nodered.org/u/mario_mindzone)\
**Replies:** 14\
**Last updated:** [20 August 2024 16:58 UTC](https://discourse.nodered.org/t/node-red-contrib-ewelink-copy/90267 "2024-08-20T16:58:13Z")

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Salve a tutti, non ho mai scritto su questo blog e quindi vi prego di perdonarmi se sbaglio qualcosa. Da poco ho iniziato ad usare Node-red e non sono molto esperto. Da circa 2 mesi ho installato e usato node-red-contri…

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## [Center Image in Title Bar using Teleport](https://discourse.nodered.org/t/center-image-in-title-bar-using-teleport/90280)

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**Author:** [@DaveO](https://discourse.nodered.org/u/DaveO)\
**Replies:** 2\
**Last updated:** [20 August 2024 15:58 UTC](https://discourse.nodered.org/t/center-image-in-title-bar-using-teleport/90280 "2024-08-20T15:58:07Z")

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Following the Blog example, "Customise theming in your FF Dashboard", I am able to place a logo in the title-bar but cannot figure out how to center it and have it remain centered after page resizing. The only way I hav…

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## [Monitor incoming ip](https://discourse.nodered.org/t/monitor-incoming-ip/90296)

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**Author:** [@AdrianoOPereira](https://discourse.nodered.org/u/AdrianoOPereira)\
**Replies:** 1\
**Last updated:** [20 August 2024 14:39 UTC](https://discourse.nodered.org/t/monitor-incoming-ip/90296 "2024-08-20T14:39:48Z")

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Good morning, Guys! I would like to use a node to monitor the ip, in case the connection drops for some reason I get an information that something is wrong

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## [Simple change of gauge background color](https://discourse.nodered.org/t/simple-change-of-gauge-background-color/90271)

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**Author:** [@Pepex7](https://discourse.nodered.org/u/Pepex7)\
**Replies:** 3\
**Last updated:** [20 August 2024 13:45 UTC](https://discourse.nodered.org/t/simple-change-of-gauge-background-color/90271 "2024-08-20T13:45:08Z")

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I have a gauge that I need to change the background color, I have assigned a name in Styling Class properties and I have entered a template: But when I enter the color this way, it doesn't work. \`\<style\> .temp2 { …

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## [Node red crashes frequently](https://discourse.nodered.org/t/node-red-crashes-frequently/90262)

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**Author:** [@Arash](https://discourse.nodered.org/u/Arash)\
**Replies:** 3\
**Last updated:** [20 August 2024 13:16 UTC](https://discourse.nodered.org/t/node-red-crashes-frequently/90262 "2024-08-20T13:16:44Z")

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Hi all. I used node red to prepare a monitoring system for mechanical facilities and condition of productive machines 2 years ago on server system so that other persons in factory could see and use it. I also put node r…

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## [Downloading charts from node red ui into pdf](https://discourse.nodered.org/t/downloading-charts-from-node-red-ui-into-pdf/90275)

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**Author:** [@Desmond-Zeh](https://discourse.nodered.org/u/Desmond-Zeh)\
**Replies:** 2\
**Last updated:** [20 August 2024 12:30 UTC](https://discourse.nodered.org/t/downloading-charts-from-node-red-ui-into-pdf/90275 "2024-08-20T12:30:16Z")

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Hello! Please I have a mini scada that I’ve developed for my company using node red. Data are read from generators control modules and stored directly into a csv file for further processing. The csv files are then uploa…

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## [Flowfuse dashboard 2.0 layout editor](https://discourse.nodered.org/t/flowfuse-dashboard-2-0-layout-editor/90268)

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**Author:** [@imperium85](https://discourse.nodered.org/u/imperium85)\
**Replies:** 8\
**Last updated:** [20 August 2024 08:46 UTC](https://discourse.nodered.org/t/flowfuse-dashboard-2-0-layout-editor/90268 "2024-08-20T08:46:05Z")

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Hi, I added the @flowfuse/node-red-dashboard but the layout editor is missing. Even if I hover the mouse over the group it does not come up, I restarted the system several times, updated the palette. (1.14.0). But still…

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## [D1 Vs D2 layout problem](https://discourse.nodered.org/t/d1-vs-d2-layout-problem/90233)

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**Author:** [@stef68600](https://discourse.nodered.org/u/stef68600)\
**Replies:** 3\
**Last updated:** [20 August 2024 08:35 UTC](https://discourse.nodered.org/t/d1-vs-d2-layout-problem/90233 "2024-08-20T08:35:12Z")

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Hello, I'm trying to reproduce the formatting from a D1 to D2 view. I notice that with the same settings I do not have the same result. Why since the grid is defined at 48px on each side? Attached json of both versions…

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## [Using node-red-node-sqlite: error are uncaught by CATCH node](https://discourse.nodered.org/t/using-node-red-node-sqlite-error-are-uncaught-by-catch-node/90288)

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**Author:** [@GuyZou](https://discourse.nodered.org/u/GuyZou)\
**Replies:** 0\
**Last updated:** [20 August 2024 08:08 UTC](https://discourse.nodered.org/t/using-node-red-node-sqlite-error-are-uncaught-by-catch-node/90288 "2024-08-20T08:08:01Z")

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I'm running a flow using SQLITE DB. It is simple et efficient enough. When I start a long query on the database from an external program, Like:( select count () from MESSAGES where sent = 0;)\* I have an error when nod…

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## [UI Text Formatting](https://discourse.nodered.org/t/ui-text-formatting/90281)

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**Author:** [@RGAnthony](https://discourse.nodered.org/u/RGAnthony)\
**Replies:** 6\
**Last updated:** [20 August 2024 02:41 UTC](https://discourse.nodered.org/t/ui-text-formatting/90281 "2024-08-20T02:41:04Z")

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Hey all, I have a SQL database linked and running a query that outputs a payload and I am able to select it individually by msg.payload.rows\[0\] etc, but when trying to display it on the UI I can't figure out how to displ…

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## [Automatic update all client connected](https://discourse.nodered.org/t/automatic-update-all-client-connected/90269)

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**Author:** [@oldchap83](https://discourse.nodered.org/u/oldchap83)\
**Replies:** 8\
**Last updated:** [19 August 2024 20:01 UTC](https://discourse.nodered.org/t/automatic-update-all-client-connected/90269 "2024-08-19T20:01:11Z")

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Hello everyone Today I decided to upgrade to Dashborad 2 :innocent: I can't find Dashboard 1 mode where all widgets are updated when there is a change on all clients Thank you for your responses

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## [Managing Distributed Node-RED Deployments on the Edge • FlowFuse](https://discourse.nodered.org/t/managing-distributed-node-red-deployments-on-the-edge-flowfuse/90272)

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**Author:** [@gdziuba](https://discourse.nodered.org/u/gdziuba)\
**Replies:** 0\
**Last updated:** [19 August 2024 18:55 UTC](https://discourse.nodered.org/t/managing-distributed-node-red-deployments-on-the-edge-flowfuse/90272 "2024-08-19T18:55:23Z")

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Hey Everyone, On August 28th, @Steve-Mcl from FlowFuse will host a webinar on managing distributed Node-RED runtimes at scale with FlowFuse. Make sure to tune in. Grey

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## [Tutorial: how to obtain Ring & Eufy Doorbell alerts for node-RED flows](https://discourse.nodered.org/t/tutorial-how-to-obtain-ring-eufy-doorbell-alerts-for-node-red-flows/48058)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 24\
**Last updated:** [19 August 2024 16:13 UTC](https://discourse.nodered.org/t/tutorial-how-to-obtain-ring-eufy-doorbell-alerts-for-node-red-flows/48058 "2024-08-19T16:13:31Z")

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Since 'Ring Doorbells' have been taken over by Amazon, IFTTT & node-red-contrib-ringdoorbell (which is also not maintained) will no longer work to get ring & motion events to trigger flows in node-RED. Many users curren…

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## [Http in node not receiving body from Webhook](https://discourse.nodered.org/t/http-in-node-not-receiving-body-from-webhook/90181)

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**Author:** [@keckepro](https://discourse.nodered.org/u/keckepro)\
**Replies:** 7\
**Last updated:** [19 August 2024 11:49 UTC](https://discourse.nodered.org/t/http-in-node-not-receiving-body-from-webhook/90181 "2024-08-19T11:49:54Z")

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Hi Im trying to use nodered as a Zapier/make.com for cheap people :slight\_smile: Have had great success so far with making http in - out and doing whatever I want in between, but now I have stumbled over something I ca…

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