**Author:** [@muggins](https://discourse.nodered.org/u/muggins)\
**Replies:** 6\
**Last updated:** [4 September 2024 15:29 UTC](https://discourse.nodered.org/t/button-vibrate-in-dashboard2/90639 "2024-09-04T15:29:49Z")
Hi in dashboard-1 I had a template button with.. \
**Author:** [@robertobuti](https://discourse.nodered.org/u/robertobuti)\
**Replies:** 3\
**Last updated:** [4 September 2024 14:18 UTC](https://discourse.nodered.org/t/timepicker-ui-example/90710 "2024-09-04T14:18:21Z")
Hello, i woudl like use timekeeper-ui i found on github, seem nice but i'm not so expert for implemetation. https://github.com/pglejzer/timepicker-ui I have installed it with NPM , but unfortunatly example link is bro…
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## [Flow Security, If, then How can it be done?](https://discourse.nodered.org/t/flow-security-if-then-how-can-it-be-done/16507)
**Author:** [@tree-frog](https://discourse.nodered.org/u/tree-frog)\
**Replies:** 71\
**Last updated:** [4 September 2024 13:10 UTC](https://discourse.nodered.org/t/flow-security-if-then-how-can-it-be-done/16507 "2024-09-04T13:10:30Z")
Node-RED Development Team: Within Node-RED, I would like to create a base system with a few flows that are not accessible for Technicians, but available for Engineering. These flows logic are to host the UI and functio…
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## [Unable to save the second Customising config nodes in Subflows](https://discourse.nodered.org/t/unable-to-save-the-second-customising-config-nodes-in-subflows/90701)
**Author:** [@molingran](https://discourse.nodered.org/u/molingran)\
**Replies:** 9\
**Last updated:** [4 September 2024 11:17 UTC](https://discourse.nodered.org/t/unable-to-save-the-second-customising-config-nodes-in-subflows/90701 "2024-09-04T11:17:57Z")
Node-RED 4.02 Node v20.15.1 I'm very excited about the "Customising config nodes in Subflows" feature that was added in version 4.0, but it seems I've run into a problem. In the subflow, I can't use the second environ…
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## [Exec bash file issue](https://discourse.nodered.org/t/exec-bash-file-issue/90684)
**Author:** [@golfy44](https://discourse.nodered.org/u/golfy44)\
**Replies:** 15\
**Last updated:** [4 September 2024 11:44 UTC](https://discourse.nodered.org/t/exec-bash-file-issue/90684 "2024-09-04T11:44:49Z")
Hello, it's been a long time I try to execute a bash file in Node Red. Node Red version : 4.0.2 running under docker. The directory /usr/bin is correctly mounted but when I execute my script (with exec or exec-queue),…
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## [Node-red-node-ui-table add new column in the middle](https://discourse.nodered.org/t/node-red-node-ui-table-add-new-column-in-the-middle/90681)
**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 7\
**Last updated:** [4 September 2024 08:13 UTC](https://discourse.nodered.org/t/node-red-node-ui-table-add-new-column-in-the-middle/90681 "2024-09-04T08:13:18Z")
I'm using this node with @Christian-Me ui table handler. I haven't touched it for a long while but had to add another column. I edited the tabulator configuration to insert the column where required, but it always gets …
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## [How to center text in a ui-text-input node](https://discourse.nodered.org/t/how-to-center-text-in-a-ui-text-input-node/90692)
**Author:** [@RandyBryant](https://discourse.nodered.org/u/RandyBryant)\
**Replies:** 1\
**Last updated:** [4 September 2024 01:51 UTC](https://discourse.nodered.org/t/how-to-center-text-in-a-ui-text-input-node/90692 "2024-09-04T01:51:09Z")
I am trying to use CSS to center the text and label in a ui-text-input. Not having any luck and have found several suggestions, but none work.
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## [GPIOD in node red docker issues](https://discourse.nodered.org/t/gpiod-in-node-red-docker-issues/90689)
**Author:** [@muggins](https://discourse.nodered.org/u/muggins)\
**Replies:** 3\
**Last updated:** [3 September 2024 20:43 UTC](https://discourse.nodered.org/t/gpiod-in-node-red-docker-issues/90689 "2024-09-03T20:43:57Z")
Hi I'm trying to use image: corbosman/pigpiod daemon in docker compose and find that the digital output works reliably. The input nodes rarely work. I am testing directly on the PI4 with 3.3V directly to the pin. Prior…
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## [How prevasive is Node-RED used in industry / what are the key commercial use cases?](https://discourse.nodered.org/t/how-prevasive-is-node-red-used-in-industry-what-are-the-key-commercial-use-cases/90616)
**Author:** [@grossd](https://discourse.nodered.org/u/grossd)\
**Replies:** 18\
**Last updated:** [3 September 2024 17:17 UTC](https://discourse.nodered.org/t/how-prevasive-is-node-red-used-in-industry-what-are-the-key-commercial-use-cases/90616 "2024-09-03T17:17:23Z")
Hello, Iam looking for a platform to focus on in providing a plugin for an API specification technology I am developing and am wondering if Node-RED could be a good choice -- i.e. offer an attractive platform for commer…
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## [Node-RED inaccessible 10-15 minutes after start up](https://discourse.nodered.org/t/node-red-inaccessible-10-15-minutes-after-start-up/90543)
**Author:** [@JohnnyPicnic](https://discourse.nodered.org/u/JohnnyPicnic)\
**Replies:** 10\
**Last updated:** [3 September 2024 16:01 UTC](https://discourse.nodered.org/t/node-red-inaccessible-10-15-minutes-after-start-up/90543 "2024-09-03T16:01:07Z")
Hi All, I just started loosing access to the web interface sometime after Node-RED starts. All the flows still appear to be running and the logs show no indications of anything bad happening. When working I can access t…
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## [Dashboard Ui-Dropdown](https://discourse.nodered.org/t/dashboard-ui-dropdown/90680)
**Author:** [@cam215](https://discourse.nodered.org/u/cam215)\
**Replies:** 1\
**Last updated:** [3 September 2024 15:32 UTC](https://discourse.nodered.org/t/dashboard-ui-dropdown/90680 "2024-09-03T15:32:25Z")
I'm trying to create a dropdown with some index values that I get from a previous array. I first write this function to get the indexes: let indexes = \[\]; // Iterate through each item in msg.payload msg.payload.forEac…
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## [Drawing Polyline with Markers on Node-RED Worldmap](https://discourse.nodered.org/t/drawing-polyline-with-markers-on-node-red-worldmap/90643)
**Author:** [@DhamodharanGopal](https://discourse.nodered.org/u/DhamodharanGopal)\
**Replies:** 3\
**Last updated:** [3 September 2024 14:57 UTC](https://discourse.nodered.org/t/drawing-polyline-with-markers-on-node-red-worldmap/90643 "2024-09-03T14:57:29Z")
Hello everyone, I need to draw a polyline connecting several points while also placing markers at each point on the map. I've been able to add markers individually and create a polyline individualy, but I'm struggling t…
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## [Read variable value from HTML (ui\_template)](https://discourse.nodered.org/t/read-variable-value-from-html-ui-template/90678)
**Author:** [@robertobuti](https://discourse.nodered.org/u/robertobuti)\
**Replies:** 2\
**Last updated:** [3 September 2024 14:12 UTC](https://discourse.nodered.org/t/read-variable-value-from-html-ui-template/90678 "2024-09-03T14:12:18Z")
Hello, i'm using ui\_template for simple welcome popup on program startup, i like show welcome message and SW version, the value is stored in global variable named "versione". I have used the this sintax, but doens't wo…
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## [Help with converting strings to json objects](https://discourse.nodered.org/t/help-with-converting-strings-to-json-objects/90664)
**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\
**Replies:** 5\
**Last updated:** [3 September 2024 11:25 UTC](https://discourse.nodered.org/t/help-with-converting-strings-to-json-objects/90664 "2024-09-03T11:25:18Z")
I want to create a json object for the following data. The 1st 2 characters are the actual keys and the rest of the data is the value. To make matters even more fun, the order of the data changes. I know there has…
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## [Output from custom node](https://discourse.nodered.org/t/output-from-custom-node/90646)
**Author:** [@mr-jaffery](https://discourse.nodered.org/u/mr-jaffery)\
**Replies:** 4\
**Last updated:** [3 September 2024 10:28 UTC](https://discourse.nodered.org/t/output-from-custom-node/90646 "2024-09-03T10:28:49Z")
I'm sending data from custom node output. In local setup it works perfectly fine but when i deploy this on docker it does not output anything. What could be the reason? for reference the .js file code module.exports = …
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## [Dynamic Modbus Flex](https://discourse.nodered.org/t/dynamic-modbus-flex/90650)
**Author:** [@ThingsTinkerer](https://discourse.nodered.org/u/ThingsTinkerer)\
**Replies:** 6\
**Last updated:** [3 September 2024 08:52 UTC](https://discourse.nodered.org/t/dynamic-modbus-flex/90650 "2024-09-03T08:52:40Z")
Modbus has some nodes called Flex, which means they handles values dynamically for read or write. Not sure why they call flex read for 'getter', but write is still write (not getter). However, the client connection is s…
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## [Node Red unexpected restart](https://discourse.nodered.org/t/node-red-unexpected-restart/90668)
**Author:** [@digidax](https://discourse.nodered.org/u/digidax)\
**Replies:** 4\
**Last updated:** [3 September 2024 08:52 UTC](https://discourse.nodered.org/t/node-red-unexpected-restart/90668 "2024-09-03T08:52:27Z")
Hi there, multiple times and randomly per week, node red restarts. I found in my log this events: Sep 2 16:07:30 173 Node-RED\[2835544\]: 2 Sep 16:07:30 - \[error\] \[s7 endpoint:Presse 6\] Error: connect EHOSTUNREACH 192.…
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## [Disable buffering on HTTP Request node](https://discourse.nodered.org/t/disable-buffering-on-http-request-node/90673)
**Author:** [@JeffVadersBrother](https://discourse.nodered.org/u/JeffVadersBrother)\
**Replies:** 0\
**Last updated:** [3 September 2024 08:06 UTC](https://discourse.nodered.org/t/disable-buffering-on-http-request-node/90673 "2024-09-03T08:06:35Z")
Hi, Can anyone suggest how to emulate the Curl flag "--no-buffer" when using an HTTP Request node in nodered? I'm trying to find a way to disable the buffering on the HTTP Request node. Thanks Aaron
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## [Retrieving data from Vuetify components in dashboard](https://discourse.nodered.org/t/retrieving-data-from-vuetify-components-in-dashboard/90671)
**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 4\
**Last updated:** [3 September 2024 07:38 UTC](https://discourse.nodered.org/t/retrieving-data-from-vuetify-components-in-dashboard/90671 "2024-09-03T07:38:39Z")
The documentation for Vuetify components gives examples which we can include in a ui-template. This is one of the examples for the star rating component \ \ \
**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 8\
**Last updated:** [28 August 2024 11:55 UTC](https://discourse.nodered.org/t/node-red-autolayout-sidebar-adhere-to-grid/90499 "2024-08-28T11:55:08Z")
Fantastic plugin to clean up flows - but it does not adhere to the grid (when it exists), I don't know how impossible it would be for the plugin to align according to the grid, overriding the 'margin', or perhaps the mar…
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## [Pin authentication before action action, dasboard2](https://discourse.nodered.org/t/pin-authentication-before-action-action-dasboard2/90599)
**Author:** [@imperium85](https://discourse.nodered.org/u/imperium85)\
**Replies:** 3\
**Last updated:** [2 September 2024 23:04 UTC](https://discourse.nodered.org/t/pin-authentication-before-action-action-dasboard2/90599 "2024-09-02T23:04:49Z")
Hi. I'm tring to create a pin authentication to authorise button press. For example if you press SHUT DOWN button, a pop up would ask for a PIN code, if the pin is correct it would proceed with the flow. As a step two I…
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## [Setting up Node-Red in a docker container on Openmediavault 7](https://discourse.nodered.org/t/setting-up-node-red-in-a-docker-container-on-openmediavault-7/90662)
**Author:** [@Elsmandino](https://discourse.nodered.org/u/Elsmandino)\
**Replies:** 1\
**Last updated:** [2 September 2024 20:26 UTC](https://discourse.nodered.org/t/setting-up-node-red-in-a-docker-container-on-openmediavault-7/90662 "2024-09-02T20:26:49Z")
Hi there. I am running OMV7 on my server and running various containers without any issue. However, I am struggling to get the Node-Red container working, though I had no issue with it on OMV6. It appears that I might…
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## [Understanding Node-red-contrib-buffer-parser input values](https://discourse.nodered.org/t/understanding-node-red-contrib-buffer-parser-input-values/90649)
**Author:** [@jeroenst](https://discourse.nodered.org/u/jeroenst)\
**Replies:** 2\
**Last updated:** [2 September 2024 17:41 UTC](https://discourse.nodered.org/t/understanding-node-red-contrib-buffer-parser-input-values/90649 "2024-09-02T17:41:57Z")
I use the Node-red-contrib-buffer-parser and it handles the data in de incoming array as 16 bit values. The offset is in 8 bits which I don't understand. And I also don't understand how this node determines if the incomi…
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## [Error after loading UIbuilder version 7.0.2 \[closed\]](https://discourse.nodered.org/t/error-after-loading-uibuilder-version-7-0-2-closed/90629)
**Author:** [@Frida](https://discourse.nodered.org/u/Frida)\
**Replies:** 6\
**Last updated:** [2 September 2024 16:57 UTC](https://discourse.nodered.org/t/error-after-loading-uibuilder-version-7-0-2-closed/90629 "2024-09-02T16:57:35Z")
Welcome to Node-RED =================== 2 Sep 08:46:24 - \[info\] Node-RED version: v4.0.2 2 Sep 08:46:24 - \[info\] Node.js version: v21.7.1 2 Sep 08:46:24 - \[info\] Darwin 23.6.0 arm64 LE 2 Sep 08:46:24 - \[info\] Loading p…
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## [Adding header and footer to PDF](https://discourse.nodered.org/t/adding-header-and-footer-to-pdf/90652)
**Author:** [@tfuchs1987](https://discourse.nodered.org/u/tfuchs1987)\
**Replies:** 1\
**Last updated:** [2 September 2024 15:52 UTC](https://discourse.nodered.org/t/adding-header-and-footer-to-pdf/90652 "2024-09-02T15:52:12Z")
Hi Node-REDers, I am trying to find a way to add header and footer information to an existing PDF document. Is there a contribution in Node-RED to achieve this? Thanks in advance if someone can guide me in the right di…
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## [Output githash or similar software version](https://discourse.nodered.org/t/output-githash-or-similar-software-version/90651)
**Author:** [@kubasmyk](https://discourse.nodered.org/u/kubasmyk)\
**Replies:** 0\
**Last updated:** [2 September 2024 15:13 UTC](https://discourse.nodered.org/t/output-githash-or-similar-software-version/90651 "2024-09-02T15:13:04Z")
Hi does there exist a preferred way or any easy way to: Output information from all flows that can be used for traceability of existing software version. I would like to send this to database.
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## [TCP/IP bi-directional messaging](https://discourse.nodered.org/t/tcp-ip-bi-directional-messaging/89732)
**Author:** [@kubasmyk](https://discourse.nodered.org/u/kubasmyk)\
**Replies:** 2\
**Last updated:** [2 September 2024 15:08 UTC](https://discourse.nodered.org/t/tcp-ip-bi-directional-messaging/89732 "2024-09-02T15:08:37Z")
Hi there, not sure I'musing correct words to describe exactly what I mean. Apologies. Does node red support bidirectional messaging with existing nodes. (Without the request-response approach)? I'm struggling to set it…
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## [MQTT Message Not Being Sent](https://discourse.nodered.org/t/mqtt-message-not-being-sent/90504)
**Author:** [@wcx](https://discourse.nodered.org/u/wcx)\
**Replies:** 25\
**Last updated:** [2 September 2024 14:50 UTC](https://discourse.nodered.org/t/mqtt-message-not-being-sent/90504 "2024-09-02T14:50:13Z")
Hi Team, I have a dashboard that I use for scheduling, I use inject nodes injecting into function blocks. The function blocks contain several message. Example let var\_obj\_message = {}; var\_obj\_message.topic = "feeds…
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## [Ui-radio-group - Dynamic Properties](https://discourse.nodered.org/t/ui-radio-group-dynamic-properties/90630)
**Author:** [@juanbal](https://discourse.nodered.org/u/juanbal)\
**Replies:** 15\
**Last updated:** [2 September 2024 14:29 UTC](https://discourse.nodered.org/t/ui-radio-group-dynamic-properties/90630 "2024-09-02T14:29:23Z")
Hello all! I'm trying to create dynamic content for a ui-radio-group in DB2. I think I've followed the documentation properly and also reviewed this other post but I can't still get the radio group to populate. I'm se…
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## [Created subflownode not in in wanted category and color](https://discourse.nodered.org/t/created-subflownode-not-in-in-wanted-category-and-color/90638)
**Author:** [@sander16091992](https://discourse.nodered.org/u/sander16091992)\
**Replies:** 0\
**Last updated:** [2 September 2024 10:53 UTC](https://discourse.nodered.org/t/created-subflownode-not-in-in-wanted-category-and-color/90638 "2024-09-02T10:53:21Z")
I have packed a subflow into a package after installing the package the node does not go to the correct category below the packed json \[ { "id": "bde86d20a9dcf656", "type": "subflow", "name"…
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