# Latest

**URL:** https://discourse.nodered.org/latest.md?page=229

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

**Page:** 230

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## [Filter only some fields in a json](https://discourse.nodered.org/t/filter-only-some-fields-in-a-json/85823)

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**Author:** [@fikerplunk](https://discourse.nodered.org/u/fikerplunk)\
**Replies:** 5\
**Last updated:** [23 February 2024 17:15 UTC](https://discourse.nodered.org/t/filter-only-some-fields-in-a-json/85823 "2024-02-23T17:15:03Z")

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Hello! I'm receiving the following JSON from an http request: { "rows":\[ { "id":"AAAA", "number":38, "numberInColumn":11, "numberTwo":1, "size":"P", "statu…

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## [Why does my output deliver NaN/Cannot Read](https://discourse.nodered.org/t/why-does-my-output-deliver-nan-cannot-read/85812)

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**Author:** [@Twellow](https://discourse.nodered.org/u/Twellow)\
**Replies:** 3\
**Last updated:** [23 February 2024 13:55 UTC](https://discourse.nodered.org/t/why-does-my-output-deliver-nan-cannot-read/85812 "2024-02-23T13:55:01Z")

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Whenever pressing the inject button, I have it to pre count function but whenever it delivers the last function where it adds all the other msgs the output just responds with NaN. Not sure what the problem is \[{"id":"d5…

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## [Good way of calculating tempo?](https://discourse.nodered.org/t/good-way-of-calculating-tempo/85804)

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**Author:** [@EaB11](https://discourse.nodered.org/u/EaB11)\
**Replies:** 6\
**Last updated:** [23 February 2024 13:40 UTC](https://discourse.nodered.org/t/good-way-of-calculating-tempo/85804 "2024-02-23T13:40:29Z")

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hi all... ive got a flow where im calculating the tempo of some music by tapping a button in time with the beat.. problem is i dont think its doing a great job and im wondering if someone might have a better method.. pos…

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## [Write data into modbus server](https://discourse.nodered.org/t/write-data-into-modbus-server/85809)

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**Author:** [@PRABHAKAR82](https://discourse.nodered.org/u/PRABHAKAR82)\
**Replies:** 6\
**Last updated:** [23 February 2024 13:12 UTC](https://discourse.nodered.org/t/write-data-into-modbus-server/85809 "2024-02-23T13:12:45Z")

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\[ { "id": "d957bb780997c872", "type": "modbus-write", "z": "7568dacddffb4c49", "name": "", "showStatusActivities": false, "showErrors": false, "showWarnings": t…

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## [DB2 - Gauge widget with DB2 1.2.0](https://discourse.nodered.org/t/db2-gauge-widget-with-db2-1-2-0/85781)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 14\
**Last updated:** [23 February 2024 12:08 UTC](https://discourse.nodered.org/t/db2-gauge-widget-with-db2-1-2-0/85781 "2024-02-23T12:08:23Z")

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v1.2.0 Just updated and tried the changes to the Gauge widget. Could the MD icon be larger? there appears to be lots of white space below the value, and currently the icon (& text) is disproportionately small compared …

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## [Node-red-contrib-usbcamera not working](https://discourse.nodered.org/t/node-red-contrib-usbcamera-not-working/85789)

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**Author:** [@perigalacticon](https://discourse.nodered.org/u/perigalacticon)\
**Replies:** 2\
**Last updated:** [23 February 2024 11:58 UTC](https://discourse.nodered.org/t/node-red-contrib-usbcamera-not-working/85789 "2024-02-23T11:58:18Z")

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When I use this node "node-red-contrib-usbcamera" it generates a path output to /home/perigalacticon/Pictures/image01.jpg but the photo is not there. How do I make this work?

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## [Camerapi-takephoto node replacement for bullseye](https://discourse.nodered.org/t/camerapi-takephoto-node-replacement-for-bullseye/85788)

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**Author:** [@perigalacticon](https://discourse.nodered.org/u/perigalacticon)\
**Replies:** 1\
**Last updated:** [23 February 2024 11:54 UTC](https://discourse.nodered.org/t/camerapi-takephoto-node-replacement-for-bullseye/85788 "2024-02-23T11:54:44Z")

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I tried to use the camerapi-takephoto node and it doesn't work on RPi with Bullseye OS because it needs picamera2 library. Is there another node available for taking photos with the RPi camera?

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## [Dashboard 2 - Dynamic Dropdown](https://discourse.nodered.org/t/dashboard-2-dynamic-dropdown/85727)

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**Author:** [@marten-coaxial](https://discourse.nodered.org/u/marten-coaxial)\
**Replies:** 9\
**Last updated:** [23 February 2024 11:53 UTC](https://discourse.nodered.org/t/dashboard-2-dynamic-dropdown/85727 "2024-02-23T11:53:09Z")

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Hi, I am stuck trying to populate a ui-dropdown from dashboard 2.0 dynamically. I tried sending just an array and an array of {"value":..., "label": ...} in msg.options but nothing seems to work. Any ideas why? The doc…

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## [Communicate over modbus with Hörmann garage door](https://discourse.nodered.org/t/communicate-over-modbus-with-hormann-garage-door/85565)

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**Author:** [@RobinR1](https://discourse.nodered.org/u/RobinR1)\
**Replies:** 9\
**Last updated:** [23 February 2024 10:11 UTC](https://discourse.nodered.org/t/communicate-over-modbus-with-hormann-garage-door/85565 "2024-02-23T10:11:41Z")

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I trying to make my UniPi Patron unit running Node-RED to communicate with a Hörmann SupraMatic 4 motor for controlling my garage door and querying it's current state. There are projects like GitHub - Gifford47/HCPBridg…

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## [Basic Template migration](https://discourse.nodered.org/t/basic-template-migration/85790)

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**Author:** [@xx\_Nexus\_xx](https://discourse.nodered.org/u/xx_Nexus_xx)\
**Replies:** 12\
**Last updated:** [23 February 2024 09:34 UTC](https://discourse.nodered.org/t/basic-template-migration/85790 "2024-02-23T09:34:44Z")

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template\_d1.json (1.1 KB) I want to migrate below DB1 template to DB2, but somehow unable to handle the msg.payload The msg.payload value is "//cdn.weatherapi.com/weather/64x64/day/113.png" to show an icon How can …

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## [Iterate on a list and output the id](https://discourse.nodered.org/t/iterate-on-a-list-and-output-the-id/85763)

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**Author:** [@Waz](https://discourse.nodered.org/u/Waz)\
**Replies:** 7\
**Last updated:** [23 February 2024 08:35 UTC](https://discourse.nodered.org/t/iterate-on-a-list-and-output-the-id/85763 "2024-02-23T08:35:05Z")

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I've really tried hard to get an answer in the general vue community. It seems theres issues running @change within the FFDB2 implementation of vue. I want to input a json containing n number of tasks. I want to change…

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## [Vuetify Tables in Dashboard 2](https://discourse.nodered.org/t/vuetify-tables-in-dashboard-2/85791)

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**Author:** [@Waz](https://discourse.nodered.org/u/Waz)\
**Replies:** 2\
**Last updated:** [23 February 2024 08:32 UTC](https://discourse.nodered.org/t/vuetify-tables-in-dashboard-2/85791 "2024-02-23T08:32:40Z")

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Simply copying the sample code from the Tables component in Vuetify and pasting it into a template node produces a console error "Cannot read properties of undefined (reading 'name')". It does not render in DB2. It does…

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## [Integrating Node-Red into Buildroot infrastructure](https://discourse.nodered.org/t/integrating-node-red-into-buildroot-infrastructure/8102)

<div class="topic-metadata">

**Author:** [@dponyatov](https://discourse.nodered.org/u/dponyatov)\
**Replies:** 2\
**Last updated:** [23 February 2024 08:10 UTC](https://discourse.nodered.org/t/integrating-node-red-into-buildroot-infrastructure/8102 "2024-02-23T08:10:32Z")

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I'm trying to integrate Node-Red into some of my ARM-based devices (and x86 as a variant for a dedicated server). I use last stable Buildroot release as core cross-compiler system but has some problems with its node.js -…

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## [Modbus write a FC 5 value other than True or False i.e. 0x5500](https://discourse.nodered.org/t/modbus-write-a-fc-5-value-other-than-true-or-false-i-e-0x5500/85784)

<div class="topic-metadata">

**Author:** [@chrisdbrown3839](https://discourse.nodered.org/u/chrisdbrown3839)\
**Replies:** 7\
**Last updated:** [23 February 2024 07:03 UTC](https://discourse.nodered.org/t/modbus-write-a-fc-5-value-other-than-true-or-false-i-e-0x5500/85784 "2024-02-23T07:03:05Z")

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Hi - On the Waveshare POE ethernet 8 channel relay you have the ability to toggle the state of a relay by sending 0x5500 using an FC5 message. I known this is a coil not a register but quoting the manual wiki here Wavesh…

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## [Use Node-RED to talk CANbus?](https://discourse.nodered.org/t/use-node-red-to-talk-canbus/85768)

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**Author:** [@rthorntn](https://discourse.nodered.org/u/rthorntn)\
**Replies:** 5\
**Last updated:** [23 February 2024 06:34 UTC](https://discourse.nodered.org/t/use-node-red-to-talk-canbus/85768 "2024-02-23T06:34:08Z")

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Hi, I use Node-RED for my solar PV system. Please help, I need to spoof my inverter (GoodWe SBP G2) with compatible battery communication. Without a compatible CANbus battery it only charges at half rate. I have all …

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## [Connect to a PULSAR broker instead of MQTT](https://discourse.nodered.org/t/connect-to-a-pulsar-broker-instead-of-mqtt/85444)

<div class="topic-metadata">

**Author:** [@alexblav](https://discourse.nodered.org/u/alexblav)\
**Replies:** 6\
**Last updated:** [23 February 2024 06:20 UTC](https://discourse.nodered.org/t/connect-to-a-pulsar-broker-instead-of-mqtt/85444 "2024-02-23T06:20:16Z")

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Hello, I'm new to this forum. I manipulate a little Node-red for my home automation. For my TUYA components, I will need to connect to a PULSAR broker instead of MQTT. I've seen MQTT nodes but not Pulsar. Does anyone …

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## [How to use enents: state node to display temperature changes](https://discourse.nodered.org/t/how-to-use-enents-state-node-to-display-temperature-changes/85713)

<div class="topic-metadata">

**Author:** [@EcarDK](https://discourse.nodered.org/u/EcarDK)\
**Replies:** 1\
**Last updated:** [23 February 2024 00:06 UTC](https://discourse.nodered.org/t/how-to-use-enents-state-node-to-display-temperature-changes/85713 "2024-02-23T00:06:53Z")

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Hallo All How do I use "enents: state" node to display temperature changes or cloud coverage. I ude weather forecast data.attributes.temperature and data.attributes.cloud\_coverage. It work fine when I use "inject" no…

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## [How use only http://hostname/ instead of http://hostname:1880/ui](https://discourse.nodered.org/t/how-use-only-http-hostname-instead-of-http-hostname-1880-ui/85615)

<div class="topic-metadata">

**Author:** [@JorgeTorres01](https://discourse.nodered.org/u/JorgeTorres01)\
**Replies:** 3\
**Last updated:** [22 February 2024 23:59 UTC](https://discourse.nodered.org/t/how-use-only-http-hostname-instead-of-http-hostname-1880-ui/85615 "2024-02-22T23:59:16Z")

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Hello, I'm trying to use only http://hostname/ instade of http://hostname:1880/ui I instaled the nginx and configured the file node-red with : sudo nano /etc/nginx/sites-available/node-red with the following code …

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## [Node ordering in groups](https://discourse.nodered.org/t/node-ordering-in-groups/85448)

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**Author:** [@nygma2004](https://discourse.nodered.org/u/nygma2004)\
**Replies:** 19\
**Last updated:** [22 February 2024 22:02 UTC](https://discourse.nodered.org/t/node-ordering-in-groups/85448 "2024-02-22T22:02:39Z")

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Is there a trick to get Dashboard 2.0 to display the groups in the same order I defined them? I have a bunch of markdowns and templates and I arranged them neatly on my page I want them to appear. The page is using the N…

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## [Comments at start of Dashboard 2.0 ui-template](https://discourse.nodered.org/t/comments-at-start-of-dashboard-2-0-ui-template/85775)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 8\
**Last updated:** [22 February 2024 21:17 UTC](https://discourse.nodered.org/t/comments-at-start-of-dashboard-2-0-ui-template/85775 "2024-02-22T21:17:04Z")

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I want to add a comments header section at the start of a D2 ui-template (not inside \<template\> or \<script\>. This seems to work \<!-- this is a comment --\> Is that the recommended way?

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## [Victron - checking mqtt connection fails to Cerbo?](https://discourse.nodered.org/t/victron-checking-mqtt-connection-fails-to-cerbo/85711)

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**Author:** [@4711Austria](https://discourse.nodered.org/u/4711Austria)\
**Replies:** 11\
**Last updated:** [22 February 2024 20:44 UTC](https://discourse.nodered.org/t/victron-checking-mqtt-connection-fails-to-cerbo/85711 "2024-02-22T20:44:24Z")

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Hi, this will be only for Victron users I think. Checking to ioBroker works fine, checking to Cerbo not? hmmm... all the same, both Broker, just different IP's \[{"id":"570d4cc3075a1235","type":"function","z":"eb…

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## [\[Announce\] node-red-contrib-opc-da](https://discourse.nodered.org/t/announce-node-red-contrib-opc-da/17648)

<div class="topic-metadata">

**Author:** [@machadotiago](https://discourse.nodered.org/u/machadotiago)\
**Replies:** 40\
**Last updated:** [22 February 2024 20:43 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-opc-da/17648 "2024-02-22T20:43:46Z")

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After almost 5 months of development we finally released the first version of the OPC-DA Node :partying\_face::partying\_face:. This node was created by Smart-Tech as part of the ST-One project. At the moment it is …

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## [Writing array of arrays data to Influx](https://discourse.nodered.org/t/writing-array-of-arrays-data-to-influx/85756)

<div class="topic-metadata">

**Author:** [@NewHopeFarm](https://discourse.nodered.org/u/NewHopeFarm)\
**Replies:** 5\
**Last updated:** [22 February 2024 20:42 UTC](https://discourse.nodered.org/t/writing-array-of-arrays-data-to-influx/85756 "2024-02-22T20:42:23Z")

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I'm a bit of a novice but have made progress on my Node-Red skills but I have one last hurdle I can't quite figure out. I have an IOT node that takes temperature readings every X amount of time, stores it and then after…

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## [UI Template Edit msg.payload then Output](https://discourse.nodered.org/t/ui-template-edit-msg-payload-then-output/85694)

<div class="topic-metadata">

**Author:** [@Ideasbuilders](https://discourse.nodered.org/u/Ideasbuilders)\
**Replies:** 8\
**Last updated:** [22 February 2024 18:02 UTC](https://discourse.nodered.org/t/ui-template-edit-msg-payload-then-output/85694 "2024-02-22T18:02:26Z")

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I'm making a dashboard UI table. I wanted to achieve the msg.payload can be updated from the ui-template then output to other nodes. Is there any thing I could add to make this happen? \<body\> \<table\> \<tr\> …

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## [Data Fetch / Persistency](https://discourse.nodered.org/t/data-fetch-persistency/85548)

<div class="topic-metadata">

**Author:** [@xcamuzx](https://discourse.nodered.org/u/xcamuzx)\
**Replies:** 11\
**Last updated:** [22 February 2024 17:29 UTC](https://discourse.nodered.org/t/data-fetch-persistency/85548 "2024-02-22T17:29:32Z")

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Hi, Im using Node-red in a limited enviroment as im running it in a 4G router, where i cant install all the pallettes as i wish. I figured out a way to still get some basic ones that where provided by the router brand. …

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## [Is anyone else seeing these errors in the Editor (in dev tools console)?](https://discourse.nodered.org/t/is-anyone-else-seeing-these-errors-in-the-editor-in-dev-tools-console/85778)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 5\
**Last updated:** [22 February 2024 17:13 UTC](https://discourse.nodered.org/t/is-anyone-else-seeing-these-errors-in-the-editor-in-dev-tools-console/85778 "2024-02-22T17:13:51Z")

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I am getting them when closing any node config panel. Trying to work out if it is something I've done as I'm only seeing it on my Windows dev instance. Running Node-RED v3.1.5 in Edge browser.

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## [Extract data from payload (sonoff ihost)](https://discourse.nodered.org/t/extract-data-from-payload-sonoff-ihost/85746)

<div class="topic-metadata">

**Author:** [@joris05](https://discourse.nodered.org/u/joris05)\
**Replies:** 3\
**Last updated:** [22 February 2024 16:56 UTC](https://discourse.nodered.org/t/extract-data-from-payload-sonoff-ihost/85746 "2024-02-22T16:56:01Z")

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Hello, I am using node red on a Sonoff ihost box and I want to isolate the temperature and humidity value from a payload. I'm trying to use the "change" node to extract an object but I have the impression that my payloas…

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## [Node-red-node-ui-table redraw table with scrollbar](https://discourse.nodered.org/t/node-red-node-ui-table-redraw-table-with-scrollbar/84894)

<div class="topic-metadata">

**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 8\
**Last updated:** [22 February 2024 12:05 UTC](https://discourse.nodered.org/t/node-red-node-ui-table-redraw-table-with-scrollbar/84894 "2024-02-22T12:05:27Z")

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I have a dashboard table with sufficient rows to need a vertical scrollbar. The table is automatically refreshed to display the latest data and the scrollbar returns to the top every time. Is there any way to refresh b…

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## [Can not install modules in Node-Red Addon ETIMEDOUT](https://discourse.nodered.org/t/can-not-install-modules-in-node-red-addon-etimedout/85759)

<div class="topic-metadata">

**Author:** [@Sonix1311](https://discourse.nodered.org/u/Sonix1311)\
**Replies:** 2\
**Last updated:** [22 February 2024 11:52 UTC](https://discourse.nodered.org/t/can-not-install-modules-in-node-red-addon-etimedout/85759 "2024-02-22T11:52:11Z")

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Hello, I m new at the forum and after some research I was not able to solve my problem in HAOS and Node Red Addon. My hardware is a Asus N100 board with 16 GB RAM and several SSDs. There is TrueNAS Scale installed and H…

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## [Node-red-contrib-mssql-plus 0.12.2 EREQUEST/Invalid string error](https://discourse.nodered.org/t/node-red-contrib-mssql-plus-0-12-2-erequest-invalid-string-error/85761)

<div class="topic-metadata">

**Author:** [@berzezo](https://discourse.nodered.org/u/berzezo)\
**Replies:** 2\
**Last updated:** [22 February 2024 10:41 UTC](https://discourse.nodered.org/t/node-red-contrib-mssql-plus-0-12-2-erequest-invalid-string-error/85761 "2024-02-22T10:41:47Z")

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Hello, Can anybody help me about debugging the following error. I tried with different data types, but I couldn't find out where the problem is after many hours. This was a working solution until I updated the mssql-p…

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