# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1052

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

**Page:** 1053

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## [Set Switch: Easy Question](https://discourse.nodered.org/t/set-switch-easy-question/29393)

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**Author:** [@get-command](https://discourse.nodered.org/u/get-command)\
**Replies:** 26\
**Last updated:** [3 July 2020 22:15 UTC](https://discourse.nodered.org/t/set-switch-easy-question/29393 "2020-07-03T22:15:24Z")

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but not for me :slight\_smile: Hi there, i would like a build a Switch Node with the Payload Data from mqtt input. If payload Data AAA4178400C8XXXXXX then Switch output 1. Thanks for help!

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## [Errors on Installing nodes](https://discourse.nodered.org/t/errors-on-installing-nodes/29449)

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**Author:** [@htrendafilov](https://discourse.nodered.org/u/htrendafilov)\
**Replies:** 6\
**Last updated:** [3 July 2020 22:08 UTC](https://discourse.nodered.org/t/errors-on-installing-nodes/29449 "2020-07-03T22:08:58Z")

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Hi! I just installed a new image to my raspberry PI4 and made some updates. Now I have Node-Red V1.1.0 Node.js V14.5.0 npm V6.14.5 I installed some new nodes from Palette Manager, but I see many fails during instal…

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## [Node-RED Integration with SAP](https://discourse.nodered.org/t/node-red-integration-with-sap/29412)

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**Author:** [@manikandansit](https://discourse.nodered.org/u/manikandansit)\
**Replies:** 1\
**Last updated:** [3 July 2020 21:25 UTC](https://discourse.nodered.org/t/node-red-integration-with-sap/29412 "2020-07-03T21:25:03Z")

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Hello, I am an SAP Consultant (Integration),i wanted to extract data from Node-RED to SAP system through SAP PI/PO. I would like to know what are the connectivity options are available with Node RED(cloud) for data extra…

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## [Pass File Using Form Data in Node Red](https://discourse.nodered.org/t/pass-file-using-form-data-in-node-red/29435)

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**Author:** [@bjadhav](https://discourse.nodered.org/u/bjadhav)\
**Replies:** 1\
**Last updated:** [3 July 2020 21:18 UTC](https://discourse.nodered.org/t/pass-file-using-form-data-in-node-red/29435 "2020-07-03T21:18:41Z")

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I want pass pdf or image file to REST API using Form Data

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## [Node-red-contrib-ui-led not showing on dashboard](https://discourse.nodered.org/t/node-red-contrib-ui-led-not-showing-on-dashboard/16203)

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**Author:** [@digidax](https://discourse.nodered.org/u/digidax)\
**Replies:** 9\
**Last updated:** [3 July 2020 20:42 UTC](https://discourse.nodered.org/t/node-red-contrib-ui-led-not-showing-on-dashboard/16203 "2020-07-03T20:42:22Z")

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Hi, have placed this LED but it's not displaying on dashboard, not red, green or grey. The boolean status changes in debug windows seems ok. But the layout editor shows the group and the led inside: But it's not …

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## [Rain sensor count](https://discourse.nodered.org/t/rain-sensor-count/29463)

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**Author:** [@Vlak](https://discourse.nodered.org/u/Vlak)\
**Replies:** 1\
**Last updated:** [3 July 2020 20:24 UTC](https://discourse.nodered.org/t/rain-sensor-count/29463 "2020-07-03T20:24:02Z")

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Dear people, I am looking for a way to make a day count of my rain sensor. The rain sensor adds all values ​​together. I now want to create a flow in which this value is reset. With node red I control my sprinkler system…

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## [HTTP Request response changed 0.20.2 upgrade](https://discourse.nodered.org/t/http-request-response-changed-0-20-2-upgrade/9269)

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**Author:** [@nosaj66au](https://discourse.nodered.org/u/nosaj66au)\
**Replies:** 8\
**Last updated:** [3 July 2020 19:58 UTC](https://discourse.nodered.org/t/http-request-response-changed-0-20-2-upgrade/9269 "2020-07-03T19:58:35Z")

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Hi All, I have just gone from NR 0.18.2 to 0.20.2 on my Home automation test bed running on a RPI. The http link to my Daikin ducted AC stopped working. Really simple \> Inject to HTTP Request and debug node. This has …

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## [A question about freeing resources in on('close')](https://discourse.nodered.org/t/a-question-about-freeing-resources-in-on-close/29450)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 8\
**Last updated:** [3 July 2020 18:33 UTC](https://discourse.nodered.org/t/a-question-about-freeing-resources-in-on-close/29450 "2020-07-03T18:33:19Z")

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I am developing a node that will spawn a process which may run for minutes, so in on('close') I should kill the spawned process. The complicating factor is that if the node is sent multiple messages it will spawn a proc…

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## [PLEASE help - UI Form Data to SQLite db](https://discourse.nodered.org/t/please-help-ui-form-data-to-sqlite-db/29454)

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**Author:** [@Peter](https://discourse.nodered.org/u/Peter)\
**Replies:** 10\
**Last updated:** [3 July 2020 17:56 UTC](https://discourse.nodered.org/t/please-help-ui-form-data-to-sqlite-db/29454 "2020-07-03T17:56:23Z")

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HI, All you NR superstars!! I really need urgent help on a seems to be something simple that I of some reason just can't get to work after 3 days of trying, and a LOT of Reading !!! I attempting to pass data from a UI …

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## [HTML is NOT parsing DIV tags consistently](https://discourse.nodered.org/t/html-is-not-parsing-div-tags-consistently/29417)

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**Author:** [@nedstrader](https://discourse.nodered.org/u/nedstrader)\
**Replies:** 4\
**Last updated:** [3 July 2020 15:39 UTC](https://discourse.nodered.org/t/html-is-not-parsing-div-tags-consistently/29417 "2020-07-03T15:39:33Z")

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Hello, I have a flow that scrapes the U.S. Securities website page: "sec.report" This web page contains a Company List table that contains the following columns: Company Name. …

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## [How to change Dashboard menu font size](https://discourse.nodered.org/t/how-to-change-dashboard-menu-font-size/29446)

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**Author:** [@Schotte2360](https://discourse.nodered.org/u/Schotte2360)\
**Replies:** 0\
**Last updated:** [3 July 2020 14:36 UTC](https://discourse.nodered.org/t/how-to-change-dashboard-menu-font-size/29446 "2020-07-03T14:36:44Z")

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I made a smart touch screen, but the font size is too small, the Tabs are too close together to be operated with a touchscreen. Does anyone have a solution for it?

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## [How to change the color of the axis values?](https://discourse.nodered.org/t/how-to-change-the-color-of-the-axis-values/29444)

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**Author:** [@RyuunosukeDS3](https://discourse.nodered.org/u/RyuunosukeDS3)\
**Replies:** 0\
**Last updated:** [3 July 2020 13:51 UTC](https://discourse.nodered.org/t/how-to-change-the-color-of-the-axis-values/29444 "2020-07-03T13:51:13Z")

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Hello i'm trying to cahnge the number in the axis of the chart to black. I've tried this: msg.ui\_control = {options: { scales: { yAxes: \[{ ticks: { fontColor: 'bla…

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## [Telegram metod sendinvoce](https://discourse.nodered.org/t/telegram-metod-sendinvoce/29443)

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**Author:** [@korvova](https://discourse.nodered.org/u/korvova)\
**Replies:** 0\
**Last updated:** [3 July 2020 13:17 UTC](https://discourse.nodered.org/t/telegram-metod-sendinvoce/29443 "2020-07-03T13:17:11Z")

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i can Create Invoice for bot https://core.telegram.org/bots/payments but can't start function sendInvoice. Please help my function : bot.send\_invoice( chat\_id=544384732, title='Пополнение счета', description='…

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## [How do upgrade node from palette that uses git repo?](https://discourse.nodered.org/t/how-do-upgrade-node-from-palette-that-uses-git-repo/29422)

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**Author:** [@mannharleen](https://discourse.nodered.org/u/mannharleen)\
**Replies:** 4\
**Last updated:** [3 July 2020 12:44 UTC](https://discourse.nodered.org/t/how-do-upgrade-node-from-palette-that-uses-git-repo/29422 "2020-07-03T12:44:37Z")

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With v1.1.0, we can now install nodes that sit on a git repo using catalog.json. ref: https://github.com/node-red/designs/blob/master/designs/node-installation/README.md The installation works perfectly. However, I can'…

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## [Toggle switch based on payload](https://discourse.nodered.org/t/toggle-switch-based-on-payload/29407)

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**Author:** [@pompopom](https://discourse.nodered.org/u/pompopom)\
**Replies:** 10\
**Last updated:** [3 July 2020 12:20 UTC](https://discourse.nodered.org/t/toggle-switch-based-on-payload/29407 "2020-07-03T12:20:29Z")

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Hi everyone, New here, new to node red, new to mqtt, new to IoT, .... so bare with me :slight\_smile: I’m puzzled with the following: I just started today with the dashboard and there’s something I can’t figure out. I…

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## [Extract data from String](https://discourse.nodered.org/t/extract-data-from-string/29430)

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**Author:** [@WImpie](https://discourse.nodered.org/u/WImpie)\
**Replies:** 10\
**Last updated:** [3 July 2020 12:24 UTC](https://discourse.nodered.org/t/extract-data-from-string/29430 "2020-07-03T12:24:14Z")

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Hi All Can someone please help me to write a function to do the following. Whenever there is a "confirmed" in the following string it needs to send out a msg.payload with that ID number that corresponds with the confir…

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## [Reverse bcrypt node](https://discourse.nodered.org/t/reverse-bcrypt-node/29438)

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**Author:** [@josekavunkal](https://discourse.nodered.org/u/josekavunkal)\
**Replies:** 2\
**Last updated:** [3 July 2020 11:23 UTC](https://discourse.nodered.org/t/reverse-bcrypt-node/29438 "2020-07-03T11:23:49Z")

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I am using bcrypt node to generate password . Is there a way to reverse the hashing and get the text password ?

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## [Examples for node-red-node-ui-table](https://discourse.nodered.org/t/examples-for-node-red-node-ui-table/14256)

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**Author:** [@johnwalicki](https://discourse.nodered.org/u/johnwalicki)\
**Replies:** 92\
**Last updated:** [3 July 2020 10:47 UTC](https://discourse.nodered.org/t/examples-for-node-red-node-ui-table/14256 "2020-07-03T10:47:34Z")

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@kazuhitoyokoi / @dceejay - I just stumbled across your new node-red-ui-node-table table node. Very nice! I have tons of Node-RED dashboards where I hand build html tables inside function nodes and render them in an ui\_…

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## [Dashboard Dropdown button - how to extract options in the downstream](https://discourse.nodered.org/t/dashboard-dropdown-button-how-to-extract-options-in-the-downstream/29427)

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**Author:** [@shanajira](https://discourse.nodered.org/u/shanajira)\
**Replies:** 1\
**Last updated:** [3 July 2020 09:55 UTC](https://discourse.nodered.org/t/dashboard-dropdown-button-how-to-extract-options-in-the-downstream/29427 "2020-07-03T09:55:06Z")

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hello Newbie here .I have a simple dashboard based flow. It contains a dropdown node, a button, and a python module I do some back ground work and an output debug node. My problem is for an injection node (non-dashbo…

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## [Zwave-in ,raspberry pi](https://discourse.nodered.org/t/zwave-in-raspberry-pi/29374)

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**Author:** [@Ghada-Ch](https://discourse.nodered.org/u/Ghada-Ch)\
**Replies:** 0\
**Last updated:** [2 July 2020 11:26 UTC](https://discourse.nodered.org/t/zwave-in-raspberry-pi/29374 "2020-07-02T11:26:01Z")

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I am trying to collect data from zwave sensor. I am using the controller z-stick . the zwave-in is connected . But there is no data from the sensor.

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## [Python in Node Red](https://discourse.nodered.org/t/python-in-node-red/29380)

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**Author:** [@WImpie](https://discourse.nodered.org/u/WImpie)\
**Replies:** 10\
**Last updated:** [3 July 2020 09:05 UTC](https://discourse.nodered.org/t/python-in-node-red/29380 "2020-07-03T09:05:08Z")

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Hi All So i want to do some python script inside node red to communicate with a S7 PLC. From Odoo btw. I have installed the python function node but here are the following error: I have a python script which works…

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## [How to create a json using loop](https://discourse.nodered.org/t/how-to-create-a-json-using-loop/29390)

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**Author:** [@apex](https://discourse.nodered.org/u/apex)\
**Replies:** 6\
**Last updated:** [3 July 2020 08:26 UTC](https://discourse.nodered.org/t/how-to-create-a-json-using-loop/29390 "2020-07-03T08:26:08Z")

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hi i am new to js, i have an json loop like: var sammy = { "device": \[{ "imsi" : msg.payload.data.devices\[0\].imsi, "rg\_id" : msg.payload.data.devices\[0\].rg\_id, "id" : msg.payload.data…

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## [ID Uniqueness when importing nodes](https://discourse.nodered.org/t/id-uniqueness-when-importing-nodes/29311)

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**Author:** [@pfried](https://discourse.nodered.org/u/pfried)\
**Replies:** 3\
**Last updated:** [3 July 2020 07:32 UTC](https://discourse.nodered.org/t/id-uniqueness-when-importing-nodes/29311 "2020-07-03T07:32:20Z")

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Hello forum, I would have preferred opening this on Github as a FR, but here we go: We do have a software which can create Node-RED nodes via a JSON export. So the software creates a node with a certain ID. According t…

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## [Mongodb3 count problem](https://discourse.nodered.org/t/mongodb3-count-problem/10675)

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**Author:** [@NicolasC](https://discourse.nodered.org/u/NicolasC)\
**Replies:** 12\
**Last updated:** [3 July 2020 06:59 UTC](https://discourse.nodered.org/t/mongodb3-count-problem/10675 "2020-07-03T06:59:38Z")

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Hi, I am using node-red-contrib-mongodb3 driver. I got "find", "aggregate" requests work, but I can not make count requests work. In the function preceeding mongodb3 call, I write : msg.collection="mycollection"; ms…

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## [Flash LED strips on trigger MQTT](https://discourse.nodered.org/t/flash-led-strips-on-trigger-mqtt/29358)

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**Author:** [@Ranur](https://discourse.nodered.org/u/Ranur)\
**Replies:** 4\
**Last updated:** [3 July 2020 06:20 UTC](https://discourse.nodered.org/t/flash-led-strips-on-trigger-mqtt/29358 "2020-07-03T06:20:39Z")

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I have a setup in my boat where I use Node Red to control a set of Shelly RGBW2s over MQTT. It works flawlessly, and I have a nice working dashboard. Now I am looking for a ways to make the lights flash on alarm. I have …

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## [Create Node-RED playground/test/development env using AWS Cloud9](https://discourse.nodered.org/t/create-node-red-playground-test-development-env-using-aws-cloud9/29425)

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**Author:** [@tmdoit](https://discourse.nodered.org/u/tmdoit)\
**Replies:** 0\
**Last updated:** [3 July 2020 05:49 UTC](https://discourse.nodered.org/t/create-node-red-playground-test-development-env-using-aws-cloud9/29425 "2020-07-03T05:49:08Z")

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Cloud9 is a web IDE with access to EC2 instance or your machine. I wrote an article (+ video for steps visualisation) about how to create such environment. I'm using it to develop few nodes/flows. Some features: free …

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## [For loop utilizing ui\_numeric](https://discourse.nodered.org/t/for-loop-utilizing-ui-numeric/29268)

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**Author:** [@vlturner](https://discourse.nodered.org/u/vlturner)\
**Replies:** 32\
**Last updated:** [3 July 2020 03:12 UTC](https://discourse.nodered.org/t/for-loop-utilizing-ui-numeric/29268 "2020-07-03T03:12:44Z")

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I need something like this. I need to set my charge value in a recipe window for the operational parameters of a device. I will have another button somewhere which sets multiple possibilities. Set Auto or Single Shot…

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## [Complex msg.payload structure to be sent to ui\_templete based table?](https://discourse.nodered.org/t/complex-msg-payload-structure-to-be-sent-to-ui-templete-based-table/29337)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 2\
**Last updated:** [3 July 2020 01:25 UTC](https://discourse.nodered.org/t/complex-msg-payload-structure-to-be-sent-to-ui-templete-based-table/29337 "2020-07-03T01:25:40Z")

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I am struggling with how to adapt the msg.payload structure I have to an ui template based table. I suspect someone will see an easy way to do what I am attempting. Each msg.payload is an array of 2 objects structures.…

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## [Loading default edit page values from packaged JSON?](https://discourse.nodered.org/t/loading-default-edit-page-values-from-packaged-json/29338)

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**Author:** [@neile](https://discourse.nodered.org/u/neile)\
**Replies:** 5\
**Last updated:** [2 July 2020 19:37 UTC](https://discourse.nodered.org/t/loading-default-edit-page-values-from-packaged-json/29338 "2020-07-02T19:37:25Z")

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Well, my node is all well and good when NodeRed is hosted at an unsecure http:// address. However, my fancy edit page code to load a list of values from a remote server doesn't work when NodeRed is secured at an https://…

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## [Module install issue](https://discourse.nodered.org/t/module-install-issue/29413)

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**Author:** [@LilJoker](https://discourse.nodered.org/u/LilJoker)\
**Replies:** 5\
**Last updated:** [2 July 2020 22:45 UTC](https://discourse.nodered.org/t/module-install-issue/29413 "2020-07-02T22:45:27Z")

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Hello I am new to node red. I am trying to used modbus to communicate from a wago plc to Node-red I can not install the modbus anything on the palette. I am using a windows 10 64-bit computer. Everything I see is geared …

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