# Latest **URL:** https://discourse.nodered.org/latest.md?page=1008 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1009 --- ## [Send message to button from within a function node?](https://discourse.nodered.org/t/send-message-to-button-from-within-a-function-node/32275)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 2\ **Last updated:** [1 September 2020 15:57 UTC](https://discourse.nodered.org/t/send-message-to-button-from-within-a-function-node/32275 "2020-09-01T15:57:12Z")
I searched for an example on this, but did not seem to find a match? Send message to known named button from within a function node? I have a group of buttons I need to initialize based on some calculations done in a f… --- ## [Uibuilder vs Node-RED dashboard](https://discourse.nodered.org/t/uibuilder-vs-node-red-dashboard/31283)
**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\ **Replies:** 16\ **Last updated:** [1 September 2020 11:37 UTC](https://discourse.nodered.org/t/uibuilder-vs-node-red-dashboard/31283 "2020-09-01T11:37:44Z")
Hi folks, I am a huge fan of the Node-RED dashboard, since it is very easy to use it without experience with web development. But it has some limitations. On the other hand @TotallyInformation has done a great job dev… --- ## [Errors while installing new nodes](https://discourse.nodered.org/t/errors-while-installing-new-nodes/32295)
**Author:** [@htrendafilov](https://discourse.nodered.org/u/htrendafilov)\ **Replies:** 2\ **Last updated:** [1 September 2020 11:01 UTC](https://discourse.nodered.org/t/errors-while-installing-new-nodes/32295 "2020-09-01T11:01:30Z")
Hello! I'm installing some nodes on newly imaged Pi4 4GB. There are some errors in the LogView during installation. The nodes are working any way. Should I be concerned about the errors ? and what can I do about tha… --- ## [Synchronize multiple Windows PCs](https://discourse.nodered.org/t/synchronize-multiple-windows-pcs/32288)
**Author:** [@sniicker](https://discourse.nodered.org/u/sniicker)\ **Replies:** 5\ **Last updated:** [1 September 2020 10:39 UTC](https://discourse.nodered.org/t/synchronize-multiple-windows-pcs/32288 "2020-09-01T10:39:00Z")
I need your help pls. I tried serveral days now to synchronize mulitple windows pcs and i am trying to find the best and easiest way to do this. What i want to do: Install NodeRed and all Modules at the same Version. … --- ## [Node-RED-Dashboard widget nodes inside UI Builder](https://discourse.nodered.org/t/node-red-dashboard-widget-nodes-inside-ui-builder/32175)
**Author:** [@spillz](https://discourse.nodered.org/u/spillz)\ **Replies:** 5\ **Last updated:** [1 September 2020 09:38 UTC](https://discourse.nodered.org/t/node-red-dashboard-widget-nodes-inside-ui-builder/32175 "2020-09-01T09:38:41Z")
Hello NR Experts, My First post , since playing around with NR for a year, as most of my issues were resolved in this forum by searching. Since i see the ease of node-red-contrib-dashboard and flexibility of UI builde… --- ## [Trigger notification on hitting certain temperature values](https://discourse.nodered.org/t/trigger-notification-on-hitting-certain-temperature-values/11496)
**Author:** [@877](https://discourse.nodered.org/u/877)\ **Replies:** 6\ **Last updated:** [1 September 2020 08:37 UTC](https://discourse.nodered.org/t/trigger-notification-on-hitting-certain-temperature-values/11496 "2020-09-01T08:37:48Z")
I have a BME280 reading temperature/humidity/pressure and sending the values to my MQTT broker. As it's monitoring a room where our pets are, and the weather is heating up, I would like a notification on my phone of whe… --- ## [Node-RED + Elasticsearch](https://discourse.nodered.org/t/node-red-elasticsearch/1640)
**Author:** [@Bhoemio](https://discourse.nodered.org/u/Bhoemio)\ **Replies:** 17\ **Last updated:** [1 September 2020 08:34 UTC](https://discourse.nodered.org/t/node-red-elasticsearch/1640 "2020-09-01T08:34:14Z")
Hi, I am trying to send data from Node-RED to Elasticsearch, but I receive the following error after deploy the time stamp: Elasticsearch ERROR: 2018-07-17T14:30:15Z Error: Request error, retrying HEAD http://localho… --- ## [UIBuilder default inclusion issue](https://discourse.nodered.org/t/uibuilder-default-inclusion-issue/32271)
**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\ **Replies:** 3\ **Last updated:** [1 September 2020 08:10 UTC](https://discourse.nodered.org/t/uibuilder-default-inclusion-issue/32271 "2020-09-01T08:10:36Z")
I am in the midst of the Bootstrap tutorial on W3Schools.com and found this example for a split button with a dropdown. \
\Split Buttons\ \
\ **Author:** [@gene-code](https://discourse.nodered.org/u/gene-code)\ **Replies:** 7\ **Last updated:** [1 September 2020 08:05 UTC](https://discourse.nodered.org/t/how-to-find-where-my-node-red-is-installed/32274 "2020-09-01T08:05:24Z")
I am newbie to Ubuntu I have node-red running since I can access its UI from IP address. But I am not sure where it is installed. This is because I need to cd to the install folder to npm beta nodes. --- ## [Dashboard groupname as variable](https://discourse.nodered.org/t/dashboard-groupname-as-variable/11542)
**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\ **Replies:** 4\ **Last updated:** [1 September 2020 07:11 UTC](https://discourse.nodered.org/t/dashboard-groupname-as-variable/11542 "2020-09-01T07:11:16Z")
is it possible to use the dashboard group name as variable? as i am a lazy programmer i would love to copy paste some dashboard text fields to another dashboard group and use them for different records. --- ## [Help with flow. Monthly backups not woking as expected](https://discourse.nodered.org/t/help-with-flow-monthly-backups-not-woking-as-expected/32278)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 0\ **Last updated:** [1 September 2020 05:27 UTC](https://discourse.nodered.org/t/help-with-flow-monthly-backups-not-woking-as-expected/32278 "2020-09-01T05:27:34Z")
External nodes needed: node-red-contrib-fan node-red-contrib-fs-ops Test button to test. Given all context variables are set. global.event\_paths (not sure if there is another.) Description: A file is constantly w… --- ## [Join messages from individual ''sensors'' into one json object](https://discourse.nodered.org/t/join-messages-from-individual-sensors-into-one-json-object/32184)
**Author:** [@RoSi](https://discourse.nodered.org/u/RoSi)\ **Replies:** 24\ **Last updated:** [1 September 2020 02:59 UTC](https://discourse.nodered.org/t/join-messages-from-individual-sensors-into-one-json-object/32184 "2020-09-01T02:59:33Z")
Let's imagine that I am having two inject nodes to simulate two temperature sensors. I'd like to join them into one json object as follows: { "sensor1":22, "sensor2":21 } and to update the object if any one value… --- ## [Switch node labels](https://discourse.nodered.org/t/switch-node-labels/32162)
**Author:** [@Jontron123](https://discourse.nodered.org/u/Jontron123)\ **Replies:** 8\ **Last updated:** [1 September 2020 02:25 UTC](https://discourse.nodered.org/t/switch-node-labels/32162 "2020-09-01T02:25:05Z")
I have a flow that has one input that needs to be switched between about 20 different paths. When using a single switch node it is very cumbersome to try and follow the flow. I realize you can add labels and then hover … --- ## [Is there someone who has done this project with Node-red](https://discourse.nodered.org/t/is-there-someone-who-has-done-this-project-with-node-red/32268)
**Author:** [@mohamed026s](https://discourse.nodered.org/u/mohamed026s)\ **Replies:** 1\ **Last updated:** [31 August 2020 19:57 UTC](https://discourse.nodered.org/t/is-there-someone-who-has-done-this-project-with-node-red/32268 "2020-08-31T19:57:47Z")
--- ## [Propblem running node-red with pm2 cluster mode](https://discourse.nodered.org/t/propblem-running-node-red-with-pm2-cluster-mode/32228)
**Author:** [@divyanshverma](https://discourse.nodered.org/u/divyanshverma)\ **Replies:** 1\ **Last updated:** [31 August 2020 19:11 UTC](https://discourse.nodered.org/t/propblem-running-node-red-with-pm2-cluster-mode/32228 "2020-08-31T19:11:03Z")
In my current setup, I am running node-red using pm2 in cluster mode. When I deploy changes, I realized that only the current instance picks up the changes while other instance is still running the old version of the fl… --- ## [UIBuilder Multiple Instances](https://discourse.nodered.org/t/uibuilder-multiple-instances/32259)
**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\ **Replies:** 3\ **Last updated:** [31 August 2020 19:07 UTC](https://discourse.nodered.org/t/uibuilder-multiple-instances/32259 "2020-08-31T19:07:28Z")
I have seen a lot of references to how you only need one node as opposed to many when building for the default dashboard. Does anyone have a good explanation for when to use multiple uibuilder instances vs 1 instance? A… --- ## [UIBuilder directory structure](https://discourse.nodered.org/t/uibuilder-directory-structure/32261)
**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\ **Replies:** 4\ **Last updated:** [31 August 2020 16:59 UTC](https://discourse.nodered.org/t/uibuilder-directory-structure/32261 "2020-08-31T16:59:10Z")
I have read in uibuilder's wiki (V2 URI Paths · TotallyInformation/node-red-contrib-uibuilder Wiki · GitHub) about the priorities of the various folders that I am reproducing an excerpt here: \/\ **Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 23\ **Last updated:** [31 August 2020 16:48 UTC](https://discourse.nodered.org/t/update-node-red-contrib-fs-v1-3-1-released/20281 "2020-08-31T16:48:07Z")
Hi all, Thanks to @Colin for reporting an issue with this node that would crash Node-RED due to an out-of-memory error. That has now been fixed. As a bonus, not only should the node operate quite a bit faster, you now … --- ## [Deploy to multiple node-red runtime](https://discourse.nodered.org/t/deploy-to-multiple-node-red-runtime/9395)
**Author:** [@fangzhu](https://discourse.nodered.org/u/fangzhu)\ **Replies:** 5\ **Last updated:** [31 August 2020 16:29 UTC](https://discourse.nodered.org/t/deploy-to-multiple-node-red-runtime/9395 "2020-08-31T16:29:19Z")
To achieve horizontal scalability, I created a cluster using Node.js cluster module + express and it generally worked well. But when I click on "deploy" button after editing a flow, I don't know where my change was deplo… --- ## [Transition from Dashboard to UIbuilder](https://discourse.nodered.org/t/transition-from-dashboard-to-uibuilder/32194)
**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\ **Replies:** 8\ **Last updated:** [31 August 2020 16:13 UTC](https://discourse.nodered.org/t/transition-from-dashboard-to-uibuilder/32194 "2020-08-31T16:13:13Z")
I have been reading about different dashboard options and have just about concluded that I want the inherent flexibility of using UIbuilder instead of Dashboard. I recognize the UIbuilder offers great power through Vue, … --- ## ["Error: SQLITE\_ERROR: no such table: NCS"](https://discourse.nodered.org/t/error-sqlite-error-no-such-table-ncs/32037)
**Author:** [@shipra](https://discourse.nodered.org/u/shipra)\ **Replies:** 50\ **Last updated:** [31 August 2020 15:37 UTC](https://discourse.nodered.org/t/error-sqlite-error-no-such-table-ncs/32037 "2020-08-31T15:37:56Z")
Hi, My sqlite put this error ""Error: SQLITE\_ERROR: no such table: NCS". Why? /////DATABASE???//// sqlite\> .tables NCS NCS\_DATABASE --- ## [Split a Message](https://discourse.nodered.org/t/split-a-message/32254)
**Author:** [@RAULXXX](https://discourse.nodered.org/u/RAULXXX)\ **Replies:** 5\ **Last updated:** [31 August 2020 15:18 UTC](https://discourse.nodered.org/t/split-a-message/32254 "2020-08-31T15:18:56Z")
Hi everyone, i am trying to get the last 3 positions of the payload of this message 31/8/2020 16:37:23node: SWITCH 5test : msg.payload : string\[25\] ""DB0020\_AUTO".PRUEBA5,101" I need 101 value, but i dont want a spl… --- ## [PiGPIOd Freezing or Stops Responding?](https://discourse.nodered.org/t/pigpiod-freezing-or-stops-responding/32056)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 17\ **Last updated:** [31 August 2020 14:45 UTC](https://discourse.nodered.org/t/pigpiod-freezing-or-stops-responding/32056 "2020-08-31T14:45:51Z")
I have discovered this a few times now, usually when I am in the middle of flow design/development, one or more of the PiGPIOd input or output nodes in a given flow, never respond to in bound messages, or never generate … --- ## [How to merge multiple csv into one](https://discourse.nodered.org/t/how-to-merge-multiple-csv-into-one/32248)
**Author:** [@osancleca](https://discourse.nodered.org/u/osancleca)\ **Replies:** 6\ **Last updated:** [31 August 2020 14:31 UTC](https://discourse.nodered.org/t/how-to-merge-multiple-csv-into-one/32248 "2020-08-31T14:31:25Z")
I am generating several csv that I want to merge into one so that I can send it by email, The idea is that when pressing the timestamp I take the files I want from the path and merge them into 1 sooo, I have looked at h… --- ## [Easy way to have two line label in ui\_button?](https://discourse.nodered.org/t/easy-way-to-have-two-line-label-in-ui-button/32170)
**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\ **Replies:** 8\ **Last updated:** [31 August 2020 14:27 UTC](https://discourse.nodered.org/t/easy-way-to-have-two-line-label-in-ui-button/32170 "2020-08-31T14:27:14Z")
Easy way to have two line label in ui\_button? A way to sneak line break into a button label? --- ## [Efficient way to pass HTML Element to Dashboard/Dashboard Table](https://discourse.nodered.org/t/efficient-way-to-pass-html-element-to-dashboard-dashboard-table/32106)
**Author:** [@Pedro1234](https://discourse.nodered.org/u/Pedro1234)\ **Replies:** 2\ **Last updated:** [31 August 2020 12:58 UTC](https://discourse.nodered.org/t/efficient-way-to-pass-html-element-to-dashboard-dashboard-table/32106 "2020-08-31T12:58:09Z")
First Post Just looking for guidance on my flow. I've been successful at parsing information and organizing it the way I need, without having to code (I know very little fundamentals). Today, the 7-day table I've been t… --- ## [Get the current value of multiple input nodes on button click](https://discourse.nodered.org/t/get-the-current-value-of-multiple-input-nodes-on-button-click/32213)
**Author:** [@Valanthor](https://discourse.nodered.org/u/Valanthor)\ **Replies:** 4\ **Last updated:** [31 August 2020 12:36 UTC](https://discourse.nodered.org/t/get-the-current-value-of-multiple-input-nodes-on-button-click/32213 "2020-08-31T12:36:22Z")
I want do create a form flow. This flow should consist of multiple input nodes (including a dropdown node) and a submit button node. To the best of my knowledge the form node does not support dropdown or choice fields, … --- ## [Is this a JSON string?](https://discourse.nodered.org/t/is-this-a-json-string/32232)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 23\ **Last updated:** [31 August 2020 10:42 UTC](https://discourse.nodered.org/t/is-this-a-json-string/32232 "2020-08-31T10:42:27Z")
I am being told that this is not a JSON string. {"topic":"ALARM/A2","payload":{"message":"Node Configuration not set","source":{"id":"493eaac7.a0d6ec","type":"function","name":"Button Colour","count":1}},"qos":0,"retain… --- ## [Save credentials from runtime](https://discourse.nodered.org/t/save-credentials-from-runtime/32036)
**Author:** [@Thorsten](https://discourse.nodered.org/u/Thorsten)\ **Replies:** 2\ **Last updated:** [31 August 2020 09:20 UTC](https://discourse.nodered.org/t/save-credentials-from-runtime/32036 "2020-08-31T09:20:52Z")
Hello, I'm completely new to NodeRED development since a few days and I'm facing some difficulties with config and credentials. Probably I still have some problems with understanding the interaction between editor and r… --- ## [Project editor not detecting that depenency has been succesfully installed](https://discourse.nodered.org/t/project-editor-not-detecting-that-depenency-has-been-succesfully-installed/32226)
**Author:** [@rogerjames99](https://discourse.nodered.org/u/rogerjames99)\ **Replies:** 2\ **Last updated:** [31 August 2020 08:59 UTC](https://discourse.nodered.org/t/project-editor-not-detecting-that-depenency-has-been-succesfully-installed/32226 "2020-08-31T08:59:39Z")
Using the node red project editor and going to the dependencies tab it lists the dependencies that need to be installed. However when I ask the editor to install them, then the editor reports that some of them fail to in… [Previous page](https://discourse.nodered.org/latest.md?page=1007) [Next page](https://discourse.nodered.org/latest.md?page=1009)