# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=97

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

**Page:** 98

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## [Extracting data from arrays and concatanating](https://discourse.nodered.org/t/extracting-data-from-arrays-and-concatanating/89425)

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**Author:** [@fogmajor](https://discourse.nodered.org/u/fogmajor)\
**Replies:** 5\
**Last updated:** [12 July 2024 06:05 UTC](https://discourse.nodered.org/t/extracting-data-from-arrays-and-concatanating/89425 "2024-07-12T06:05:02Z")

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Good afternoon again, I have yet to fully grasp the message object and wondered if someone would be good enough to offer some help after a couple of hours struggling. I inject an sql query and get an array(7) back. I w…

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## [Issues connecting Node-RED to SQLite, encountering an error related to opening the database file despite correct paths](https://discourse.nodered.org/t/issues-connecting-node-red-to-sqlite-encountering-an-error-related-to-opening-the-database-file-despite-correct-paths/89431)

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**Author:** [@joaoss\_19](https://discourse.nodered.org/u/joaoss_19)\
**Replies:** 2\
**Last updated:** [11 July 2024 17:21 UTC](https://discourse.nodered.org/t/issues-connecting-node-red-to-sqlite-encountering-an-error-related-to-opening-the-database-file-despite-correct-paths/89431 "2024-07-11T17:21:26Z")

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Hello, my first post here. I'm not sure if this is the right place to ask my questions, but I'm working on a project for college and this is my first experience with Node-RED. Right now, I'm trying to connect to SQLite, …

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## [Connect Node-red + UR Robot + Unity (Hololens)](https://discourse.nodered.org/t/connect-node-red-ur-robot-unity-hololens/89230)

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**Author:** [@farzaneh.gerami](https://discourse.nodered.org/u/farzaneh.gerami)\
**Replies:** 12\
**Last updated:** [11 July 2024 12:13 UTC](https://discourse.nodered.org/t/connect-node-red-ur-robot-unity-hololens/89230 "2024-07-11T12:13:57Z")

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I have a project where a VuMark scan triggers a timeline canvas to appear in HoloLens, using Unity 2022.3.25f1, MRTK3, and Microsoft Visual Studio 2022. The Unity project is built on UWP and operates within HoloLens. Add…

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## [Account details for TAPO control node (tapo-new-api)](https://discourse.nodered.org/t/account-details-for-tapo-control-node-tapo-new-api/89411)

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**Author:** [@AndrewBeasley](https://discourse.nodered.org/u/AndrewBeasley)\
**Replies:** 4\
**Last updated:** [11 July 2024 10:42 UTC](https://discourse.nodered.org/t/account-details-for-tapo-control-node-tapo-new-api/89411 "2024-07-11T10:42:22Z")

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I'm testing the node-red-contrib-tapo-new-api node (to replace my Python script) and entering my email and password each time I want to add a node to the flow - this is fine but I will have a fair number of nodes over di…

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## [Beginner: creating and using a time slot "table"](https://discourse.nodered.org/t/beginner-creating-and-using-a-time-slot-table/89420)

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**Author:** [@rthorntn](https://discourse.nodered.org/u/rthorntn)\
**Replies:** 0\
**Last updated:** [11 July 2024 09:40 UTC](https://discourse.nodered.org/t/beginner-creating-and-using-a-time-slot-table/89420 "2024-07-11T09:40:52Z")

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Hi, Please help me find a solution, I'd like to inject a (5 minute) slot requirement and time period (maximum of 24 hours) to node-red say: 22 slots between 21:00 and 06:00 And have that converted into 5 minute time s…

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## [Google TTS node - problem. Something weird happening with output](https://discourse.nodered.org/t/google-tts-node-problem-something-weird-happening-with-output/89419)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [11 July 2024 09:23 UTC](https://discourse.nodered.org/t/google-tts-node-problem-something-weird-happening-with-output/89419 "2024-07-11T09:23:21Z")

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Hi again folks. Ongoing from my other quest I have found this problem with the google TTS node. Scenario: I got bitten by the cuteness of a site which gives Quotes of the day and so I got inventive and was/am/still am…

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## [New node-red can't see old project](https://discourse.nodered.org/t/new-node-red-cant-see-old-project/89413)

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**Author:** [@leifnel](https://discourse.nodered.org/u/leifnel)\
**Replies:** 1\
**Last updated:** [11 July 2024 06:33 UTC](https://discourse.nodered.org/t/new-node-red-cant-see-old-project/89413 "2024-07-11T06:33:05Z")

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I, for various reasons decided to move node-red to docker. I mounted the existing .node-red as /data I had the old system running as a project. When I open node-red, I just get a splas screen asking if I want to creat…

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## [Conditional Statement with Counter?](https://discourse.nodered.org/t/conditional-statement-with-counter/89400)

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**Author:** [@damica51](https://discourse.nodered.org/u/damica51)\
**Replies:** 5\
**Last updated:** [11 July 2024 00:58 UTC](https://discourse.nodered.org/t/conditional-statement-with-counter/89400 "2024-07-11T00:58:54Z")

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Not for sure best way to handle this? (It's the counter parts that has me messed up). I monitor two (2) "Ports" on a single IP address every 15 minutes and if BOTH ports fail I send out an alarm (Only if BOTH ports fail…

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## [Ping a target every 20 seconds except 03:00 to 03:03](https://discourse.nodered.org/t/ping-a-target-every-20-seconds-except-03-00-to-03-03/89370)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 17\
**Last updated:** [10 July 2024 23:47 UTC](https://discourse.nodered.org/t/ping-a-target-every-20-seconds-except-03-00-to-03-03/89370 "2024-07-10T23:47:54Z")

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I'm monitoring the availability of a remote machine by pinging it every 20 sec. Since my mobile broadband router reboots every day at 3am I'm getting false outage reports. So what's the best way to not send the ping be…

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## [Red-contrib-sftpco Node Red 4.0.0 crashes](https://discourse.nodered.org/t/red-contrib-sftpco-node-red-4-0-0-crashes/89396)

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**Author:** [@madmax](https://discourse.nodered.org/u/madmax)\
**Replies:** 3\
**Last updated:** [10 July 2024 22:37 UTC](https://discourse.nodered.org/t/red-contrib-sftpco-node-red-4-0-0-crashes/89396 "2024-07-10T22:37:22Z")

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Hello! Unfortunately, since version 4.0.0, I have the problem that Node Red crashes when I use node-red-contrib-sftpco. Does anyone have the same problem? With version 3.1.1 everything works without any problems

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## [Openapi-red install crashes node-red](https://discourse.nodered.org/t/openapi-red-install-crashes-node-red/89404)

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**Author:** [@ryanprel](https://discourse.nodered.org/u/ryanprel)\
**Replies:** 1\
**Last updated:** [10 July 2024 17:28 UTC](https://discourse.nodered.org/t/openapi-red-install-crashes-node-red/89404 "2024-07-10T17:28:30Z")

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I have a new pi5 with a fresh node-red-4.0 install. When I install the openapi-red node, it crashes node-red and I have to login to the terminal and uninstall openapi-red in order to get node-red to be able to open up. …

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## [How to "switch off" specific flow functionality](https://discourse.nodered.org/t/how-to-switch-off-specific-flow-functionality/89294)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 14\
**Last updated:** [10 July 2024 13:36 UTC](https://discourse.nodered.org/t/how-to-switch-off-specific-flow-functionality/89294 "2024-07-10T13:36:22Z")

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Hi There, I was wondering what is the best why to temporarily deactivate functionality within a flow? Basically the scenario is a flow with a "production" representation and a "development" representation, each represe…

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## ["Quote of the day" help needed. Parse text to convert ascii coddes to text](https://discourse.nodered.org/t/quote-of-the-day-help-needed-parse-text-to-convert-ascii-coddes-to-text/89399)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 17\
**Last updated:** [10 July 2024 12:32 UTC](https://discourse.nodered.org/t/quote-of-the-day-help-needed-parse-text-to-convert-ascii-coddes-to-text/89399 "2024-07-10T12:32:24Z")

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I've been introduced to a site that gives proverbs. http request with https://favqs.com/api/qotd in it. I'm messing around with the google TTS node and am sending the messages from the quote of the day node's output to…

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## [Loading Nodes 37/43](https://discourse.nodered.org/t/loading-nodes-37-43/89397)

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**Author:** [@chazman928](https://discourse.nodered.org/u/chazman928)\
**Replies:** 2\
**Last updated:** [10 July 2024 10:13 UTC](https://discourse.nodered.org/t/loading-nodes-37-43/89397 "2024-07-10T10:13:12Z")

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Last week I added node-red-contrib-counter into my palette and subsequently after restarting Node-RED was presented with the "Loading Nodes 37/43" when opening the Node-RED editor. I tried removing the node-red-contr…

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## [Convert Modbus data to ACC64 (buffer-parser, Ohmpilot, SunSpec)](https://discourse.nodered.org/t/convert-modbus-data-to-acc64-buffer-parser-ohmpilot-sunspec/89392)

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**Author:** [@cholzer79](https://discourse.nodered.org/u/cholzer79)\
**Replies:** 4\
**Last updated:** [10 July 2024 08:38 UTC](https://discourse.nodered.org/t/convert-modbus-data-to-acc64-buffer-parser-ohmpilot-sunspec/89392 "2024-07-10T08:38:09Z")

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Hello! I fetch 4 modbus registers which use the type "ACC64" for total powerconsumption in Wh. So far I utterly failed to convert the buffer to a number. Could anyone please help me how to configure the buffer parser? …

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## [Function context](https://discourse.nodered.org/t/function-context/89383)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 5\
**Last updated:** [10 July 2024 03:33 UTC](https://discourse.nodered.org/t/function-context/89383 "2024-07-10T03:33:34Z")

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Can you set an array in a function context context.set("Test\[0\]",true) for example?

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## [Shelly Plus Wall dimmer switch](https://discourse.nodered.org/t/shelly-plus-wall-dimmer-switch/89305)

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**Author:** [@Charlietuna](https://discourse.nodered.org/u/Charlietuna)\
**Replies:** 2\
**Last updated:** [9 July 2024 23:57 UTC](https://discourse.nodered.org/t/shelly-plus-wall-dimmer-switch/89305 "2024-07-09T23:57:03Z")

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Hi All, I need your help. I am pretty much a novice with Node Red, HA, and MQTT. However, I have set up several flows to turn on and off lights based on motion and door sensors. I am using HA, Node Red, and Mosquitto in…

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## [Shuffle with random node](https://discourse.nodered.org/t/shuffle-with-random-node/89371)

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**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 2\
**Last updated:** [9 July 2024 23:12 UTC](https://discourse.nodered.org/t/shuffle-with-random-node/89371 "2024-07-09T23:12:38Z")

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Hi, I need to randomize a playlist, I can't find a module that generates me a random series of numbers from 0 to 20, for example, so need to generate a random number, check if it was already generated, if not store it in…

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## [What does the "Send ..." setting of the delay node do?](https://discourse.nodered.org/t/what-does-the-send-setting-of-the-delay-node-do/89380)

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**Author:** [@AndreKR](https://discourse.nodered.org/u/AndreKR)\
**Replies:** 3\
**Last updated:** [9 July 2024 21:08 UTC](https://discourse.nodered.org/t/what-does-the-send-setting-of-the-delay-node-do/89380 "2024-07-09T21:08:04Z")

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The built-in delay node in rate-limiting mode has a setting with two options, "Send all topics" and "Send each topic in turn". What does it do?

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## [Possible to trigger flow from Template Node?](https://discourse.nodered.org/t/possible-to-trigger-flow-from-template-node/89304)

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**Author:** [@number005](https://discourse.nodered.org/u/number005)\
**Replies:** 5\
**Last updated:** [9 July 2024 18:53 UTC](https://discourse.nodered.org/t/possible-to-trigger-flow-from-template-node/89304 "2024-07-09T18:53:19Z")

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I have an input field with a phone number. Is it possible to use this number and trigger a flow with it?

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## [Handle different http requests with only one http request node?](https://discourse.nodered.org/t/handle-different-http-requests-with-only-one-http-request-node/89378)

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**Author:** [@RK\_aus\_S](https://discourse.nodered.org/u/RK_aus_S)\
**Replies:** 2\
**Last updated:** [9 July 2024 15:53 UTC](https://discourse.nodered.org/t/handle-different-http-requests-with-only-one-http-request-node/89378 "2024-07-09T15:53:22Z")

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Hello I'm (still) quite new with Node-RED (but already very enthusiastic ;-). I have to send very different http requests to an web API: All http request will have the same request header, namely the actual access t…

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## [Use config node parameter on function node in subflow](https://discourse.nodered.org/t/use-config-node-parameter-on-function-node-in-subflow/89333)

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**Author:** [@Alloc](https://discourse.nodered.org/u/Alloc)\
**Replies:** 7\
**Last updated:** [9 July 2024 15:16 UTC](https://discourse.nodered.org/t/use-config-node-parameter-on-function-node-in-subflow/89333 "2024-07-09T15:16:14Z")

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Hi, I just noticed that Node-RED 4 allows specifying config nodes as parameters to subflows. It works fine in combination with nodes that expect such a config node, like a dashboard node in the subflow getting the group…

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## [Can't start node-red 4 after re-install on pi zero w](https://discourse.nodered.org/t/cant-start-node-red-4-after-re-install-on-pi-zero-w/89322)

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**Author:** [@blooders](https://discourse.nodered.org/u/blooders)\
**Replies:** 23\
**Last updated:** [9 July 2024 13:10 UTC](https://discourse.nodered.org/t/cant-start-node-red-4-after-re-install-on-pi-zero-w/89322 "2024-07-09T13:10:33Z")

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Hi I'm trying to run node-red on a headless pi zero w with a fresh OS install. This all worked previously with an earlier pi OS and version 3.x of node-red - until my ssd died. I've tried to reinstall and get it working…

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## [Stuck with playing a file - TTS, MP3, omxplayer, vlc](https://discourse.nodered.org/t/stuck-with-playing-a-file-tts-mp3-omxplayer-vlc/89366)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [9 July 2024 10:11 UTC](https://discourse.nodered.org/t/stuck-with-playing-a-file-tts-mp3-omxplayer-vlc/89366 "2024-07-09T10:11:20Z")

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Folks, I'm stuck - yet again. Scenario: Headless RPI I use google TTS but only recently discovered a problem with this. If there is no uplink, the message won't be translated, so won't be able to be played. Solutio…

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## [Beginner help - home battery charge PID control loop](https://discourse.nodered.org/t/beginner-help-home-battery-charge-pid-control-loop/89364)

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**Author:** [@rthorntn](https://discourse.nodered.org/u/rthorntn)\
**Replies:** 9\
**Last updated:** [9 July 2024 08:27 UTC](https://discourse.nodered.org/t/beginner-help-home-battery-charge-pid-control-loop/89364 "2024-07-09T08:27:56Z")

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Hi, Please help me Obi-Wan! So I have a Frankenstein solar system, it's evolved into a nightmare but I've invested so much into it that have to keep it. I'm not math or programming minded (so Google searches haven't b…

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## [Status node: additional properties?](https://discourse.nodered.org/t/status-node-additional-properties/89358)

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**Author:** [@nlecaude](https://discourse.nodered.org/u/nlecaude)\
**Replies:** 5\
**Last updated:** [8 July 2024 21:41 UTC](https://discourse.nodered.org/t/status-node-additional-properties/89358 "2024-07-08T21:41:13Z")

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While upgrading from Node-RED 3.x to Node-RED 4.x we've stumbled upon an annoying issue: We were using a status node to track the connection state of a TCP request node but the status.text changed in Node-RED 4 and our …

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## [Mqtt Out node not getting connected](https://discourse.nodered.org/t/mqtt-out-node-not-getting-connected/89359)

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**Author:** [@Gazala](https://discourse.nodered.org/u/Gazala)\
**Replies:** 0\
**Last updated:** [8 July 2024 18:38 UTC](https://discourse.nodered.org/t/mqtt-out-node-not-getting-connected/89359 "2024-07-08T18:38:55Z")

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Mqtt Out node not getting connected. The status below mqtt out node is connecting only & not connected(green colour box)

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## [Nodered v4.0.2 editor is not loading in docker](https://discourse.nodered.org/t/nodered-v4-0-2-editor-is-not-loading-in-docker/89346)

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**Author:** [@KarolisL](https://discourse.nodered.org/u/KarolisL)\
**Replies:** 2\
**Last updated:** [8 July 2024 18:29 UTC](https://discourse.nodered.org/t/nodered-v4-0-2-editor-is-not-loading-in-docker/89346 "2024-07-08T18:29:07Z")

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Cannot load NR editor after upgrading to NR v4.0.2 Everyhing works fine with this package.json { "name": "node-red-docker", "version": "3.1.11", "description": "Low-code programming for event-driven appl…

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## [2024 Install Attempt on Pi-Zero-W - some things have changed](https://discourse.nodered.org/t/2024-install-attempt-on-pi-zero-w-some-things-have-changed/89355)

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**Author:** [@HeneryH](https://discourse.nodered.org/u/HeneryH)\
**Replies:** 2\
**Last updated:** [8 July 2024 14:36 UTC](https://discourse.nodered.org/t/2024-install-attempt-on-pi-zero-w-some-things-have-changed/89355 "2024-07-08T14:36:18Z")

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First issue that I ran into was that Node js has been deprecated on the ARM6 Pi-Zero architecture. I found this post about installing the 'experimental' versions. Now when I run the node-red installer it seems to run …

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## [Node-Red Git Connection commit the wrong package.json](https://discourse.nodered.org/t/node-red-git-connection-commit-the-wrong-package-json/88674)

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**Author:** [@joshinger](https://discourse.nodered.org/u/joshinger)\
**Replies:** 2\
**Last updated:** [8 July 2024 13:29 UTC](https://discourse.nodered.org/t/node-red-git-connection-commit-the-wrong-package-json/88674 "2024-07-08T13:29:06Z")

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Hello Node-Red Community, I'm facing an issue. I connected a remote git and push my existing node-red project to it. The package.json in remote repo looks like: { "name": "Testprojekt", "description": "A Node…

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