# Latest

**URL:** https://discourse.nodered.org/latest.md?page=550

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

**Page:** 551

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## [Filtering JSON WiFi data](https://discourse.nodered.org/t/filtering-json-wifi-data/64064)

<div class="topic-metadata">

**Author:** [@Samokomo](https://discourse.nodered.org/u/Samokomo)\
**Replies:** 1\
**Last updated:** [17 June 2022 11:11 UTC](https://discourse.nodered.org/t/filtering-json-wifi-data/64064 "2022-06-17T11:11:15Z")

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Hello, I am new to Node-Red and I am struggling to find a way to filter JSON data - lets break it down. My WiFi Data looks like: {"id\_external":"\*3103B","mac":"58:XX:25:XX:52:XX","eap":"","interface":"2.4GHz-XXX11-4np…

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## [New release of ESPeasy 2022/June/16](https://discourse.nodered.org/t/new-release-of-espeasy-2022-june-16/64040)

<div class="topic-metadata">

**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 0\
**Last updated:** [17 June 2022 06:22 UTC](https://discourse.nodered.org/t/new-release-of-espeasy-2022-june-16/64040 "2022-06-17T06:22:07Z")

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I know quite a few people on the forum use ESP8266 devices flashed with ESPeasy (e.g Wemos D1 Mini) to interact with Node-RED. Just to let you know - there was a new release of ESPeasy firmware on 2022/June/16.

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## [Inject node with cronti](https://discourse.nodered.org/t/inject-node-with-cronti/63438)

<div class="topic-metadata">

**Author:** [@buglss](https://discourse.nodered.org/u/buglss)\
**Replies:** 48\
**Last updated:** [17 June 2022 04:25 UTC](https://discourse.nodered.org/t/inject-node-with-cronti/63438 "2022-06-17T04:25:54Z")

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The Inject node was failing in advanced time settings. That's why projects had to install external cron packages. I used the cronti package to set up a advanced cron. The cronti package converts the timing expressions u…

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## [Get "Day of Year" with NodeRed?](https://discourse.nodered.org/t/get-day-of-year-with-nodered/64028)

<div class="topic-metadata">

**Author:** [@Gawan](https://discourse.nodered.org/u/Gawan)\
**Replies:** 4\
**Last updated:** [17 June 2022 00:25 UTC](https://discourse.nodered.org/t/get-day-of-year-with-nodered/64028 "2022-06-17T00:25:53Z")

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Hi there, to be able to set the limits of my PV according to the expected value of sunshine, I would like to use the DayOfYear as a Trigger. Is there a way in Node-Red, comparable to MS SQL --\> select datepart (dayofye…

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## [Trigger node seems to lack a time- or iteration-based way to stop sending events](https://discourse.nodered.org/t/trigger-node-seems-to-lack-a-time-or-iteration-based-way-to-stop-sending-events/64033)

<div class="topic-metadata">

**Author:** [@dancook](https://discourse.nodered.org/u/dancook)\
**Replies:** 0\
**Last updated:** [16 June 2022 21:32 UTC](https://discourse.nodered.org/t/trigger-node-seems-to-lack-a-time-or-iteration-based-way-to-stop-sending-events/64033 "2022-06-16T21:32:48Z")

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I've been trying to replace looptimer and stoptimer nodes (due to the apparent deprecation of them). Mostly I am using a trigger node in this effort. But what seems fundamentally missing is a way for the trigger node to …

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## [Upgrade version issue](https://discourse.nodered.org/t/upgrade-version-issue/64021)

<div class="topic-metadata">

**Author:** [@hoolahoous](https://discourse.nodered.org/u/hoolahoous)\
**Replies:** 5\
**Last updated:** [16 June 2022 20:31 UTC](https://discourse.nodered.org/t/upgrade-version-issue/64021 "2022-06-16T20:31:22Z")

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I have node-red 2.1.3 and I tried to upgrade to latest version using sudo npm install -g --unsafe-perm node-red however, even after command finishes and restart (both node-red and my linux box) I still see node-red 2.1…

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## [Inject Node with fixed time does not work](https://discourse.nodered.org/t/inject-node-with-fixed-time-does-not-work/63925)

<div class="topic-metadata">

**Author:** [@Gawan](https://discourse.nodered.org/u/Gawan)\
**Replies:** 10\
**Last updated:** [16 June 2022 19:12 UTC](https://discourse.nodered.org/t/inject-node-with-fixed-time-does-not-work/63925 "2022-06-16T19:12:02Z")

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Hey Guys, I am using an "inject" node with a fixed timing (like 17:08) But if time goes by and it gets 17:08, nothing happens. If I click the inject button manually at 17:08:05 it triggers, but it does not work aut…

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## [Dynamic filename in File node](https://discourse.nodered.org/t/dynamic-filename-in-file-node/64025)

<div class="topic-metadata">

**Author:** [@el\_pablo](https://discourse.nodered.org/u/el_pablo)\
**Replies:** 4\
**Last updated:** [16 June 2022 18:55 UTC](https://discourse.nodered.org/t/dynamic-filename-in-file-node/64025 "2022-06-16T18:55:06Z")

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Hi guys, Is it possible to put dynamic content in a node field without having a function node as an input? Eg. I have a flow.chartTempFname variable. I would like to insert it in the Filename field. Do I have to use a …

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## [Problem connection between ode red and plc S7 1200](https://discourse.nodered.org/t/problem-connection-between-ode-red-and-plc-s7-1200/64015)

<div class="topic-metadata">

**Author:** [@ayoub\_23](https://discourse.nodered.org/u/ayoub_23)\
**Replies:** 2\
**Last updated:** [16 June 2022 18:51 UTC](https://discourse.nodered.org/t/problem-connection-between-ode-red-and-plc-s7-1200/64015 "2022-06-16T18:51:23Z")

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hello , please i have this problem , someone can help me please?

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## [Cannot start node-red!](https://discourse.nodered.org/t/cannot-start-node-red/62891)

<div class="topic-metadata">

**Author:** [@tai34126](https://discourse.nodered.org/u/tai34126)\
**Replies:** 14\
**Last updated:** [16 June 2022 18:03 UTC](https://discourse.nodered.org/t/cannot-start-node-red/62891 "2022-06-16T18:03:04Z")

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hey guys!!! I have the big problem!! I cannot use my node red. please help me T-T

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## [NodeRED websockets and Nginx reverse proxy (subfolder)](https://discourse.nodered.org/t/nodered-websockets-and-nginx-reverse-proxy-subfolder/63998)

<div class="topic-metadata">

**Author:** [@TheToto318](https://discourse.nodered.org/u/TheToto318)\
**Replies:** 9\
**Last updated:** [16 June 2022 17:03 UTC](https://discourse.nodered.org/t/nodered-websockets-and-nginx-reverse-proxy-subfolder/63998 "2022-06-16T17:03:36Z")

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Hello everyone, I'm writting this post because I'm trying to access nodeRED behind my Nginx reverse proxy, unfortunately I can't get the websockets to work. NodeRED load correctly but I get an error 502 and the below li…

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## [GET endpoint for aws4 signature Function works for everything except POST](https://discourse.nodered.org/t/get-endpoint-for-aws4-signature-function-works-for-everything-except-post/63753)

<div class="topic-metadata">

**Author:** [@Landsailor](https://discourse.nodered.org/u/Landsailor)\
**Replies:** 1\
**Last updated:** [16 June 2022 16:57 UTC](https://discourse.nodered.org/t/get-endpoint-for-aws4-signature-function-works-for-everything-except-post/63753 "2022-06-16T16:57:36Z")

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Hi there! I have an API endpoint set up via node-red for the aws4 signature generator and it works for everything except POST requests. The response from AWS leads me to believe that the aws4 is not getting the body tex…

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## [Is there a way to implement a DDE server in a flow?](https://discourse.nodered.org/t/is-there-a-way-to-implement-a-dde-server-in-a-flow/64022)

<div class="topic-metadata">

**Author:** [@aa777888-2](https://discourse.nodered.org/u/aa777888-2)\
**Replies:** 0\
**Last updated:** [16 June 2022 14:30 UTC](https://discourse.nodered.org/t/is-there-a-way-to-implement-a-dde-server-in-a-flow/64022 "2022-06-16T14:30:59Z")

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I have an old application, "App A", that queries another old application, "App B", using DDE (dynamic data exchange). I would like to replace App B, the DDE server, with a Node-RED flow. I can't seem to find any solutio…

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## [MSSQL Node - Causes NR to keep crashing](https://discourse.nodered.org/t/mssql-node-causes-nr-to-keep-crashing/64006)

<div class="topic-metadata">

**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 3\
**Last updated:** [16 June 2022 14:12 UTC](https://discourse.nodered.org/t/mssql-node-causes-nr-to-keep-crashing/64006 "2022-06-16T14:12:18Z")

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Hi , On MSSQL Node - i see below errors in my console log. Per past discussion for keeping MSSQL credentials across envs - we stored {MY\_USER} and {MY\_PASS} in cred file and have moved it other env. Problem is NR doesn…

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## [Delete " " in string](https://discourse.nodered.org/t/delete-in-string/64020)

<div class="topic-metadata">

**Author:** [@Bruno1](https://discourse.nodered.org/u/Bruno1)\
**Replies:** 1\
**Last updated:** [16 June 2022 13:37 UTC](https://discourse.nodered.org/t/delete-in-string/64020 "2022-06-16T13:37:35Z")

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Hi everyone! I have a problem in my first function. In this case, my output of first function is "Moreira". But i want to remove " ", if not i can´t select the correct collum of my dataset . What you sujest? …

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## [Unknown node type "uc-iodataIn" and "uc-iodataOut"](https://discourse.nodered.org/t/unknown-node-type-uc-iodatain-and-uc-iodataout/61920)

<div class="topic-metadata">

**Author:** [@NodeNoobbb](https://discourse.nodered.org/u/NodeNoobbb)\
**Replies:** 4\
**Last updated:** [16 June 2022 13:00 UTC](https://discourse.nodered.org/t/unknown-node-type-uc-iodatain-and-uc-iodataout/61920 "2022-06-16T13:00:13Z")

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I am with a project in which there are some unknown nodes, "uc-iodataIn" and "uc-iodataOut", could someone tell me what library I have to use to make them work?

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## [Add an element to dropdown list when a specific event occurs](https://discourse.nodered.org/t/add-an-element-to-dropdown-list-when-a-specific-event-occurs/63930)

<div class="topic-metadata">

**Author:** [@el\_pablo](https://discourse.nodered.org/u/el_pablo)\
**Replies:** 4\
**Last updated:** [16 June 2022 12:58 UTC](https://discourse.nodered.org/t/add-an-element-to-dropdown-list-when-a-specific-event-occurs/63930 "2022-06-16T12:58:38Z")

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Hi guys, I want to be able to add elements dynamically to a drop-down list following a specific topic received. I have multiple devices on a network that are added or removed from the network over time. It can be due t…

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## [Context Store damaged after Windows update](https://discourse.nodered.org/t/context-store-damaged-after-windows-update/17973)

<div class="topic-metadata">

**Author:** [@Christian-Me](https://discourse.nodered.org/u/Christian-Me)\
**Replies:** 0\
**Last updated:** [14 November 2019 22:17 UTC](https://discourse.nodered.org/t/context-store-damaged-after-windows-update/17973 "2019-11-14T22:17:02Z")

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Hello, last night my windows server rebooted after the November update. After restart Node-RED did not started: Welcome to Node-RED =================== 14 Nov 07:27:22 - \[info\] Node-RED version: v1.0.1 14 Nov 07:27:22…

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## [First attempt with uibuilder](https://discourse.nodered.org/t/first-attempt-with-uibuilder/64009)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 4\
**Last updated:** [16 June 2022 11:56 UTC](https://discourse.nodered.org/t/first-attempt-with-uibuilder/64009 "2022-06-16T11:56:44Z")

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This is my first attempt with uibuilder, so I am trying to follow the example in the docs. I have suddenly faced my first problem. I have installed vue and bootstrap-vue from uibuilder and load the template TotallyInfor…

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## [Dynamic Subflow abstraction](https://discourse.nodered.org/t/dynamic-subflow-abstraction/64011)

<div class="topic-metadata">

**Author:** [@Backboard7880](https://discourse.nodered.org/u/Backboard7880)\
**Replies:** 4\
**Last updated:** [16 June 2022 11:38 UTC](https://discourse.nodered.org/t/dynamic-subflow-abstraction/64011 "2022-06-16T11:38:39Z")

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Hi, Would it be possible to have a custom node which takes a Subflow name as a "topic" and then dynamically instanciate the corresponding Subflow and passes the payload to it? The solution im looking would abstract the…

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## [Connect to azure ad](https://discourse.nodered.org/t/connect-to-azure-ad/63966)

<div class="topic-metadata">

**Author:** [@mebsn](https://discourse.nodered.org/u/mebsn)\
**Replies:** 2\
**Last updated:** [16 June 2022 11:35 UTC](https://discourse.nodered.org/t/connect-to-azure-ad/63966 "2022-06-16T11:35:35Z")

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hello guys, I am trying to connect(authorization) to azure ad directly from node red, but I can't figure out how to make it, I have seen some examples that use express.js but I need authentication to be done directly fro…

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## [Connecting to azure ad with node-red](https://discourse.nodered.org/t/connecting-to-azure-ad-with-node-red/64012)

<div class="topic-metadata">

**Author:** [@mebsn](https://discourse.nodered.org/u/mebsn)\
**Replies:** 3\
**Last updated:** [16 June 2022 11:33 UTC](https://discourse.nodered.org/t/connecting-to-azure-ad-with-node-red/64012 "2022-06-16T11:33:55Z")

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so guys I have my custom website, where I have microsoft authentication (via azure ad) and I am using node-red to send requests to file maker, but I need to check before node-red communicates to file maker that the one w…

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## [Is it possible to add a tab to the "Edit flow drawer"?](https://discourse.nodered.org/t/is-it-possible-to-add-a-tab-to-the-edit-flow-drawer/63949)

<div class="topic-metadata">

**Author:** [@Backboard7880](https://discourse.nodered.org/u/Backboard7880)\
**Replies:** 11\
**Last updated:** [16 June 2022 10:39 UTC](https://discourse.nodered.org/t/is-it-possible-to-add-a-tab-to-the-edit-flow-drawer/63949 "2022-06-16T10:39:30Z")

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Hello, As a user i would like to set extra properties to a flow. Does NodeRED allows it?

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## [How to download Zoom(us) recordings?](https://discourse.nodered.org/t/how-to-download-zoom-us-recordings/63997)

<div class="topic-metadata">

**Author:** [@cimenta](https://discourse.nodered.org/u/cimenta)\
**Replies:** 0\
**Last updated:** [16 June 2022 06:53 UTC](https://discourse.nodered.org/t/how-to-download-zoom-us-recordings/63997 "2022-06-16T06:53:54Z")

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hi I have never use Node-RED yet. I sometimes use make for creating scenarios. But in general I find Node-RED better option. Currently I am looking at new scenario where I want to get a list of available Zoom recording…

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## [UI-Multistate-Switch is doing my head in!](https://discourse.nodered.org/t/ui-multistate-switch-is-doing-my-head-in/63953)

<div class="topic-metadata">

**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 3\
**Last updated:** [15 June 2022 22:13 UTC](https://discourse.nodered.org/t/ui-multistate-switch-is-doing-my-head-in/63953 "2022-06-15T22:13:45Z")

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Guys, I use Barts and HotNiPis excellent multstte switch a lot - but i nearly always end up with Dashboard alignment issues - in particular once this is introduced onto a dashboard page i seem to end up with various blo…

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## [Default flow name](https://discourse.nodered.org/t/default-flow-name/63987)

<div class="topic-metadata">

**Author:** [@Andrei](https://discourse.nodered.org/u/Andrei)\
**Replies:** 0\
**Last updated:** [15 June 2022 19:00 UTC](https://discourse.nodered.org/t/default-flow-name/63987 "2022-06-15T19:00:24Z")

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Today I did a change that confused me in regards to the default flow name. Since I use (sometimes) the Project feature and many times old environments I got different default flow names: flows\_pi.json, flows.json or flow…

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## [UDP multicast dynamic group and port](https://discourse.nodered.org/t/udp-multicast-dynamic-group-and-port/63938)

<div class="topic-metadata">

**Author:** [@davidz](https://discourse.nodered.org/u/davidz)\
**Replies:** 2\
**Last updated:** [15 June 2022 18:39 UTC](https://discourse.nodered.org/t/udp-multicast-dynamic-group-and-port/63938 "2022-06-15T18:39:41Z")

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For the UDP out node, the destination ip and port number can be set up dynamically in UDP message and broadcast message. Is it possible to set up the group and port dynamically in multicast message? If the fields are le…

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## [Is there a way using the standard UI button, to fake it out, to accept msg.enabled true/false but not trigger pass-thru?](https://discourse.nodered.org/t/is-there-a-way-using-the-standard-ui-button-to-fake-it-out-to-accept-msg-enabled-true-false-but-not-trigger-pass-thru/63943)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 6\
**Last updated:** [15 June 2022 18:01 UTC](https://discourse.nodered.org/t/is-there-a-way-using-the-standard-ui-button-to-fake-it-out-to-accept-msg-enabled-true-false-but-not-trigger-pass-thru/63943 "2022-06-15T18:01:56Z")

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Is there a way using the standard UI button, to accept msg.enabled true/false with no msg.payload? And still use the msg pass-thru feature? It is designed to react to any message if the pass-thru is enabled? Would seem…

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## [Problem sending an array of objects as message payload](https://discourse.nodered.org/t/problem-sending-an-array-of-objects-as-message-payload/63983)

<div class="topic-metadata">

**Author:** [@PuckeyP](https://discourse.nodered.org/u/PuckeyP)\
**Replies:** 4\
**Last updated:** [15 June 2022 17:58 UTC](https://discourse.nodered.org/t/problem-sending-an-array-of-objects-as-message-payload/63983 "2022-06-15T17:58:20Z")

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Hi All, I would like to have a function node sending an array of objects in the message payload'm having a problem getting an array of objects send as the payload of the function below var charge\_data=\[\]; //Array …

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## [Bad perfomances on Dashboard](https://discourse.nodered.org/t/bad-perfomances-on-dashboard/63614)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 11\
**Last updated:** [15 June 2022 15:44 UTC](https://discourse.nodered.org/t/bad-perfomances-on-dashboard/63614 "2022-06-15T15:44:15Z")

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I have a large dashboard (around 15 tabs). Upon loading the Dashboard I notice a very long time before I can get it working. As it is quite annoying, I made a Lighthouse report on it (attached) and - as you can see - the…

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