# Latest

**URL:** https://discourse.nodered.org/latest.md?page=102

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

**Page:** 103

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## [SQL Issue inserting a record in a database](https://discourse.nodered.org/t/sql-issue-inserting-a-record-in-a-database/95114)

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**Author:** [@BartZ](https://discourse.nodered.org/u/BartZ)\
**Replies:** 7\
**Last updated:** [5 February 2025 09:15 UTC](https://discourse.nodered.org/t/sql-issue-inserting-a-record-in-a-database/95114 "2025-02-05T09:15:58Z")

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Hi All, Completly new to Node Red (latest version, just installed) but understand the working. It's a nice development environment but one can get vague error messages Like this one: "Error: You have an error in your S…

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## [Websocket conection lost issue,](https://discourse.nodered.org/t/websocket-conection-lost-issue/95139)

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**Author:** [@viresh](https://discourse.nodered.org/u/viresh)\
**Replies:** 0\
**Last updated:** [5 February 2025 09:14 UTC](https://discourse.nodered.org/t/websocket-conection-lost-issue/95139 "2025-02-05T09:14:58Z")

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We've got Node-RED running on GCP pods with its own ingress. We're using an iframe to embed the Node-RED editor (version 3.0.2), but we keep hitting a snag: "WebSocket connection to 'wss://dev.nodered,adani.digital/comms…

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## [Attach an image to an existing PDF at the right position](https://discourse.nodered.org/t/attach-an-image-to-an-existing-pdf-at-the-right-position/95136)

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**Author:** [@m.khamis](https://discourse.nodered.org/u/m.khamis)\
**Replies:** 0\
**Last updated:** [5 February 2025 05:13 UTC](https://discourse.nodered.org/t/attach-an-image-to-an-existing-pdf-at-the-right-position/95136 "2025-02-05T05:13:35Z")

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I want to add an image to a PDF report Attach an image to an existing PDF at the right position

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## [Running Node-RED 24/7/365](https://discourse.nodered.org/t/running-node-red-24-7-365/95121)

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**Author:** [@nago93](https://discourse.nodered.org/u/nago93)\
**Replies:** 4\
**Last updated:** [5 February 2025 04:24 UTC](https://discourse.nodered.org/t/running-node-red-24-7-365/95121 "2025-02-05T04:24:51Z")

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Hi, Im conceptualizing a controller, to manage a industrial battery, in order to dispatch it in high peak demand depending of the solar generation. This is an aplication that should be running 24/7/365, All the communic…

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## [Problems when starting the node red](https://discourse.nodered.org/t/problems-when-starting-the-node-red/95115)

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**Author:** [@amospinamo](https://discourse.nodered.org/u/amospinamo)\
**Replies:** 6\
**Last updated:** [4 February 2025 20:17 UTC](https://discourse.nodered.org/t/problems-when-starting-the-node-red/95115 "2025-02-04T20:17:21Z")

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I have NODE RED version 22.13.1 installed on Windows 10, when I try to run it in the windows editor, I get the following message: What can it be?

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## [RED.validators.regex() custom message?](https://discourse.nodered.org/t/red-validators-regex-custom-message/95116)

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**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 2\
**Last updated:** [4 February 2025 17:36 UTC](https://discourse.nodered.org/t/red-validators-regex-custom-message/95116 "2025-02-04T17:36:03Z")

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I'm using something like this to validate a colour picker input - stroke: { value: "#ff0000", validate: RED.validators.regex(/^#(\[A-Fa-f0-9\]{6}|\[A-Fa-f0-9\]{3})$/) } I did a bit of digging around on the forum and it see…

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## [Quick BASH script to install a chosen version of node.js on Debian/Rasbian/etc](https://discourse.nodered.org/t/quick-bash-script-to-install-a-chosen-version-of-node-js-on-debian-rasbian-etc/95117)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [4 February 2025 17:16 UTC](https://discourse.nodered.org/t/quick-bash-script-to-install-a-chosen-version-of-node-js-on-debian-rasbian-etc/95117 "2025-02-04T17:16:43Z")

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Updated the script to add error checking. Thanks @jbudd! :slight\_smile: Hi all, From time-to-time, we get people getting confused or stuck when trying to manage node.js versions on Debian based OS's (includes Debian, …

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## [MQTT Node exhibits instability](https://discourse.nodered.org/t/mqtt-node-exhibits-instability/95036)

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**Author:** [@pinode](https://discourse.nodered.org/u/pinode)\
**Replies:** 69\
**Last updated:** [4 February 2025 16:26 UTC](https://discourse.nodered.org/t/mqtt-node-exhibits-instability/95036 "2025-02-04T16:26:30Z")

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I'm having what appears to be stability problems with the MQTT\_out node. I have two issues: My flow appears to work and then at some point it loses connectivity (the green indicator turns red) and of course the flow ce…

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## [How can I present a daily variable in a bar chart for each day for 1 month](https://discourse.nodered.org/t/how-can-i-present-a-daily-variable-in-a-bar-chart-for-each-day-for-1-month/95104)

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**Author:** [@Olaa](https://discourse.nodered.org/u/Olaa)\
**Replies:** 5\
**Last updated:** [4 February 2025 15:26 UTC](https://discourse.nodered.org/t/how-can-i-present-a-daily-variable-in-a-bar-chart-for-each-day-for-1-month/95104 "2025-02-04T15:26:10Z")

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I use Watt2kwh. I store its metrics in a variable, "energyVal" until at 24:00 when everything is reset and starts over. How can I present the "energyVal" variable in a bar chart for each day for 1 month. thanks for th…

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## [Help in Function Node - Applying different css class based on contents (start letter)](https://discourse.nodered.org/t/help-in-function-node-applying-different-css-class-based-on-contents-start-letter/95105)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 0\
**Last updated:** [4 February 2025 11:52 UTC](https://discourse.nodered.org/t/help-in-function-node-applying-different-css-class-based-on-contents-start-letter/95105 "2025-02-04T11:52:40Z")

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Continuing the discussion from Help in Function Node - Dynamic Table properties (CSV to HTML): Hi, @bakman2 You were helpful in getting me going in this topic. it is working fine now, it is required to apply another c…

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## [Log level trace, how it didn't help me](https://discourse.nodered.org/t/log-level-trace-how-it-didnt-help-me/95103)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 5\
**Last updated:** [4 February 2025 11:15 UTC](https://discourse.nodered.org/t/log-level-trace-how-it-didnt-help-me/95103 "2025-02-04T11:15:30Z")

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Hi There, I've got a regexp that seems to freeze Node-RED or rather make it take 100% of CPU and freeze up. WARNING: the flow attached freezes my Node-RED (3.1.9 & 4.0.5) because of a regexp in the function node: \[{"i…

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## [Auto-Load "Last working version" when NR start is crashing](https://discourse.nodered.org/t/auto-load-last-working-version-when-nr-start-is-crashing/95048)

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**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 22\
**Last updated:** [4 February 2025 08:59 UTC](https://discourse.nodered.org/t/auto-load-last-working-version-when-nr-start-is-crashing/95048 "2025-02-04T08:59:35Z")

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Facts: Many struggle with problems to start NR, when a sub-module is crashing, because most of those are not well/safely written. (Without proper try-catch.) Even "NR's built-in" modules, like 35-arduino. If NR is star…

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## [NodeRED crashing due to "Javascript out of heap memory" issue](https://discourse.nodered.org/t/nodered-crashing-due-to-javascript-out-of-heap-memory-issue/94970)

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**Author:** [@YuktarthTrehan](https://discourse.nodered.org/u/YuktarthTrehan)\
**Replies:** 21\
**Last updated:** [4 February 2025 07:48 UTC](https://discourse.nodered.org/t/nodered-crashing-due-to-javascript-out-of-heap-memory-issue/94970 "2025-02-04T07:48:23Z")

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Hi there. I have been constantly getting "Javascript out of heap memory" error due to which the nodered is crashing, resulting in data loss. I have tried allocating 8gb memory to it with the command: docker run -it -p 1…

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## [Node red telegram bot issue](https://discourse.nodered.org/t/node-red-telegram-bot-issue/95066)

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**Author:** [@mambo](https://discourse.nodered.org/u/mambo)\
**Replies:** 5\
**Last updated:** [4 February 2025 05:37 UTC](https://discourse.nodered.org/t/node-red-telegram-bot-issue/95066 "2025-02-04T05:37:29Z")

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Am using the node-red-contrib-telegrambot in node red to work with home assistant. I had this working for few days and now I just can't get it to work. I have a very simple flow to test my command and every time I send…

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## [Is there an issue with the reliability of Pi GPIO nodes and the raspberry pi 5?](https://discourse.nodered.org/t/is-there-an-issue-with-the-reliability-of-pi-gpio-nodes-and-the-raspberry-pi-5/95058)

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**Author:** [@Media250](https://discourse.nodered.org/u/Media250)\
**Replies:** 5\
**Last updated:** [4 February 2025 02:08 UTC](https://discourse.nodered.org/t/is-there-an-issue-with-the-reliability-of-pi-gpio-nodes-and-the-raspberry-pi-5/95058 "2025-02-04T02:08:34Z")

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I'm having an issue with multiple raspberry pi 5's where the GPIO inputs are not recognized reliably after editing/deploying a flow a few times. The inputs are switches tied between the GPIO pins and GND, with the GPIO p…

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## [Modbus result = 32752](https://discourse.nodered.org/t/modbus-result-32752/95091)

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**Author:** [@jupiter8](https://discourse.nodered.org/u/jupiter8)\
**Replies:** 5\
**Last updated:** [3 February 2025 21:38 UTC](https://discourse.nodered.org/t/modbus-result-32752/95091 "2025-02-03T21:38:18Z")

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Hi, I have a kohler apm 402 generator controller and i successfully connected to it with the node-red-contrib-modbus What is stange is that i get correct readings when i shift all registers from 1. Like i get the fuel…

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## [Feature request : Change UX/UI for the right-hand panels](https://discourse.nodered.org/t/feature-request-change-ux-ui-for-the-right-hand-panels/95094)

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**Author:** [@Cyprien](https://discourse.nodered.org/u/Cyprien)\
**Replies:** 3\
**Last updated:** [3 February 2025 20:01 UTC](https://discourse.nodered.org/t/feature-request-change-ux-ui-for-the-right-hand-panels/95094 "2025-02-03T20:01:12Z")

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I would like to propose a new UX/UI for the right-hand panels in Node-RED. Currently, these panels are arranged as follows: As a user of Inkscape, I find the arrangement of its panels more ergonomic and intuitive. …

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## [Function node context, debug when accessing properties instead of getter/setter?](https://discourse.nodered.org/t/function-node-context-debug-when-accessing-properties-instead-of-getter-setter/95075)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 7\
**Last updated:** [3 February 2025 19:44 UTC](https://discourse.nodered.org/t/function-node-context-debug-when-accessing-properties-instead-of-getter-setter/95075 "2025-02-03T19:44:13Z")

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Interested in the distinction between context.foo and context.get("foo")/context.set("foo", bar). I thought they were equivalent if not identical. But I can't see context values in sidebar when accessing properties direc…

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## [A static background image in a template node](https://discourse.nodered.org/t/a-static-background-image-in-a-template-node/94882)

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**Author:** [@haegar33](https://discourse.nodered.org/u/haegar33)\
**Replies:** 6\
**Last updated:** [3 February 2025 17:34 UTC](https://discourse.nodered.org/t/a-static-background-image-in-a-template-node/94882 "2025-02-03T17:34:35Z")

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I want a floorplan image and display the temperature values in each room as simple text. Normal way would be using a SVG image but my main display is an old iPad which does not render dynamic content embedded in SVG code…

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## [Basic Javascript Function concatenation \[SOLVED\]](https://discourse.nodered.org/t/basic-javascript-function-concatenation-solved/95090)

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**Author:** [@vongomben](https://discourse.nodered.org/u/vongomben)\
**Replies:** 2\
**Last updated:** [3 February 2025 14:59 UTC](https://discourse.nodered.org/t/basic-javascript-function-concatenation-solved/95090 "2025-02-03T14:59:55Z")

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Hi. I'm struggling in understand what's wrong in this concatenation. I'm failin in concatenate this object\[1\], using this function\[2\]. Nothing is coming out. Thanks in advance for your answer. This is the code \[1\] …

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## [Very small alignment differences](https://discourse.nodered.org/t/very-small-alignment-differences/95088)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 0\
**Last updated:** [3 February 2025 12:56 UTC](https://discourse.nodered.org/t/very-small-alignment-differences/95088 "2025-02-03T12:56:13Z")

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When working on node red with project mode and multiple users, sometimes I see nodes aligned differently than others. Checking .config.users.json, we all have same view-grid-size of 20. So why does this happen? Checking f…

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## [Invisible ghost nodes and wires](https://discourse.nodered.org/t/invisible-ghost-nodes-and-wires/95084)

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**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 4\
**Last updated:** [3 February 2025 11:14 UTC](https://discourse.nodered.org/t/invisible-ghost-nodes-and-wires/95084 "2025-02-03T11:14:58Z")

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Got a freaky situation today. A flow runs fine, but noticed today a few wires, a node and the enveloping group was gone. But it still runs fine. The group is visible when using mouse to drag-select around where it should…

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## [Nodered and SQLite Integration - Error](https://discourse.nodered.org/t/nodered-and-sqlite-integration-error/94529)

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**Author:** [@ganeshiac](https://discourse.nodered.org/u/ganeshiac)\
**Replies:** 15\
**Last updated:** [3 February 2025 11:11 UTC](https://discourse.nodered.org/t/nodered-and-sqlite-integration-error/94529 "2025-02-03T11:11:48Z")

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Good Afternoon!! Now, I currently developed nodered data send to SQLite DB. Here table is created but no data is stored in particular DB. Can you able to check my node flow. I updated below. I shared some details for you…

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## [Dropdown search string color theme](https://discourse.nodered.org/t/dropdown-search-string-color-theme/94911)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 5\
**Last updated:** [3 February 2025 09:28 UTC](https://discourse.nodered.org/t/dropdown-search-string-color-theme/94911 "2025-02-03T09:28:53Z")

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in the dropdown node, the search string highlights the options with white on white, in dark theme, cant find which attribute controls this. any help plesae

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## [Node.js and Node-Red versions](https://discourse.nodered.org/t/node-js-and-node-red-versions/95072)

<div class="topic-metadata">

**Author:** [@NR\_Zeta](https://discourse.nodered.org/u/NR_Zeta)\
**Replies:** 1\
**Last updated:** [2 February 2025 20:38 UTC](https://discourse.nodered.org/t/node-js-and-node-red-versions/95072 "2025-02-02T20:38:36Z")

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Hello every one, I was testing the communication between Node-Red and PLCs Siemens S7-1215C in OPCUA. I have tested two PLCs: one produced in 2018 and one produced in 2022. Node-Red version is 4.0.8. Below my tests: …

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## [UIBUILDER Next Release: What's next? Feb 2025 edition](https://discourse.nodered.org/t/uibuilder-next-release-whats-next-feb-2025-edition/95071)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [2 February 2025 18:31 UTC](https://discourse.nodered.org/t/uibuilder-next-release-whats-next-feb-2025-edition/95071 "2025-02-02T18:31:38Z")

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Building on the thoughts in UIBUILDER Next Release: What's next? Jan 2025 edition And coming from the camp of "blindingly obvious in hindsight"! Comes the next instalment of changes. Should land in v7.2 before too long. …

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## [Configuring Keycloak with Node-RED in 2025](https://discourse.nodered.org/t/configuring-keycloak-with-node-red-in-2025/95070)

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**Author:** [@theunfamousq](https://discourse.nodered.org/u/theunfamousq)\
**Replies:** 0\
**Last updated:** [2 February 2025 17:59 UTC](https://discourse.nodered.org/t/configuring-keycloak-with-node-red-in-2025/95070 "2025-02-02T17:59:11Z")

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Hello everyone! I'm seeking help for a personal project: I'm trying to create a secured infrastructure, based on using Keycloak, to ease identification. I'm new to this kind of thing, and I would really appreciate some …

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## [Number of nodes](https://discourse.nodered.org/t/number-of-nodes/95046)

<div class="topic-metadata">

**Author:** [@Giamma](https://discourse.nodered.org/u/Giamma)\
**Replies:** 8\
**Last updated:** [2 February 2025 15:43 UTC](https://discourse.nodered.org/t/number-of-nodes/95046 "2025-02-02T15:43:30Z")

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Hi, this is the list of nodes of a flow ... can I know the number of the node? Or the number of node in (all) my project? It's a simple curiosity ....

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## [Best practice for sequential operations on a robot?](https://discourse.nodered.org/t/best-practice-for-sequential-operations-on-a-robot/94926)

<div class="topic-metadata">

**Author:** [@Palmhoej](https://discourse.nodered.org/u/Palmhoej)\
**Replies:** 8\
**Last updated:** [2 February 2025 14:59 UTC](https://discourse.nodered.org/t/best-practice-for-sequential-operations-on-a-robot/94926 "2025-02-02T14:59:26Z")

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So i am doing this little home project: Its a small Dobot MG400 robot arm that takes my families old pictures, put them into a scanner, takes them out and on and on it goes. It works using TCP, so I will inject a…

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## [Problems with Gauge on iPad Mini](https://discourse.nodered.org/t/problems-with-gauge-on-ipad-mini/95060)

<div class="topic-metadata">

**Author:** [@sprinter](https://discourse.nodered.org/u/sprinter)\
**Replies:** 6\
**Last updated:** [2 February 2025 14:57 UTC](https://discourse.nodered.org/t/problems-with-gauge-on-ipad-mini/95060 "2025-02-02T14:57:22Z")

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Hi, i'm having troubles with gauges on dashboard 2.0 on a iPad mini. The "limits" value and the needle is off-set. (the problems are the same in Safari and Chrome). Looking at the same dashboard on a laptops browser eve…

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