# Latest

**URL:** https://discourse.nodered.org/latest.md?page=765

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

**Page:** 766

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## [Looking for a tutorial on triggering flows based on Google Calendar events](https://discourse.nodered.org/t/looking-for-a-tutorial-on-triggering-flows-based-on-google-calendar-events/48942)

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**Author:** [@benflux](https://discourse.nodered.org/u/benflux)\
**Replies:** 0\
**Last updated:** [26 July 2021 22:42 UTC](https://discourse.nodered.org/t/looking-for-a-tutorial-on-triggering-flows-based-on-google-calendar-events/48942 "2021-07-26T22:42:25Z")

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I'm fairly new to NR but I've got all my lighting and IOT devices nicely automated and I'm ready to step up to something a little smarter. I'd like to fire a flow when a particular word is in a Google Calendar event, in …

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## [Pi Keyboard and usb hub](https://discourse.nodered.org/t/pi-keyboard-and-usb-hub/48939)

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**Author:** [@ttavlis](https://discourse.nodered.org/u/ttavlis)\
**Replies:** 2\
**Last updated:** [26 July 2021 22:11 UTC](https://discourse.nodered.org/t/pi-keyboard-and-usb-hub/48939 "2021-07-26T22:11:10Z")

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Hello all, a weird issue here, but hopefully somebody else has experienced it or knows how to solve it very easily. As the title says, I have a card reader connected directly to my pi zero w. When checking the output o…

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## [\[solved\] worldmap - button - redirect using window.location.foo](https://discourse.nodered.org/t/solved-worldmap-button-redirect-using-window-location-foo/48903)

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**Author:** [@meeki007](https://discourse.nodered.org/u/meeki007)\
**Replies:** 6\
**Last updated:** [26 July 2021 20:57 UTC](https://discourse.nodered.org/t/solved-worldmap-button-redirect-using-window-location-foo/48903 "2021-07-26T20:57:53Z")

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Wondering if there is a way to send a window.location.replace or a window.location.href using a button in worldmap I can create buttons in the map and register the click event to the worldmap in node and receive the…

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## [Node-red-contrib-blockly. where is the set block in the objects section?](https://discourse.nodered.org/t/node-red-contrib-blockly-where-is-the-set-block-in-the-objects-section/48912)

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**Author:** [@carflomi](https://discourse.nodered.org/u/carflomi)\
**Replies:** 10\
**Last updated:** [26 July 2021 20:21 UTC](https://discourse.nodered.org/t/node-red-contrib-blockly-where-is-the-set-block-in-the-objects-section/48912 "2021-07-26T20:21:04Z")

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Hello. Being a novice in programming, the use of the Blocky node is a good way to start. Following the indications of "Store data in Node Red memory · bartbutenaers/node-red-contrib-blockly Wiki · GitHub" I'm trying to…

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## [Flow Debugger - msg history](https://discourse.nodered.org/t/flow-debugger-msg-history/48938)

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**Author:** [@supercross99](https://discourse.nodered.org/u/supercross99)\
**Replies:** 0\
**Last updated:** [26 July 2021 19:52 UTC](https://discourse.nodered.org/t/flow-debugger-msg-history/48938 "2021-07-26T19:52:40Z")

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Been playing with NodeRED v.2.0.3 with v.1.1.1 of the Flow debugger installed. Great work! This will be very useful! Feature request: ability to 'pin' a msg (or do it to all msg's that hit a breakpoint?) so that you …

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## [Cant display data in the chart node](https://discourse.nodered.org/t/cant-display-data-in-the-chart-node/48471)

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**Author:** [@rahim100](https://discourse.nodered.org/u/rahim100)\
**Replies:** 18\
**Last updated:** [26 July 2021 19:37 UTC](https://discourse.nodered.org/t/cant-display-data-in-the-chart-node/48471 "2021-07-26T19:37:40Z")

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Humidity and temperature data isnt being shown on chart node it remains blank i am using this set up on local node red (PC) with the code inside function node as follows // Array of simulated temperatures var temp1…

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## [How to set ui-Table input type to date](https://discourse.nodered.org/t/how-to-set-ui-table-input-type-to-date/48923)

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**Author:** [@Nasro](https://discourse.nodered.org/u/Nasro)\
**Replies:** 1\
**Last updated:** [26 July 2021 19:05 UTC](https://discourse.nodered.org/t/how-to-set-ui-table-input-type-to-date/48923 "2021-07-26T19:05:12Z")

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Hi i want to use this code in ui-control object to inject it to ui-table node i got this code from http://tabulator.info/docs/4.2/edit //Create Date Editor var dateEditor = function(cell, onRendered, success, cancel){…

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## [Add up all the values](https://discourse.nodered.org/t/add-up-all-the-values/48932)

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**Author:** [@madmax](https://discourse.nodered.org/u/madmax)\
**Replies:** 5\
**Last updated:** [26 July 2021 17:54 UTC](https://discourse.nodered.org/t/add-up-all-the-values/48932 "2021-07-26T17:54:50Z")

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Hello! I have a CSV file with values. How can I add up all the values? Here is an example: HS-69656; 11 HS-69657; 14 HS-69658; 10 HS-69659; 8 HS-69660; 8 HS-69661; 6 HS-69662; 6 HS-69663; 5 HS-69664; 7 The n…

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## [Node-red-contrib-omron-fins](https://discourse.nodered.org/t/node-red-contrib-omron-fins/48919)

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**Author:** [@jacco](https://discourse.nodered.org/u/jacco)\
**Replies:** 5\
**Last updated:** [26 July 2021 17:14 UTC](https://discourse.nodered.org/t/node-red-contrib-omron-fins/48919 "2021-07-26T17:14:38Z")

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After updating node-red-contrib-omron-fins from version 0.3.0 to 0.5.0 I can't connect to the PLC. In the debug window I have this message TypeError: buf.readUint32BE is not a function When trying to write to the PLC. …

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## [Serialport device](https://discourse.nodered.org/t/serialport-device/7014)

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**Author:** [@Juhputti](https://discourse.nodered.org/u/Juhputti)\
**Replies:** 11\
**Last updated:** [26 July 2021 16:01 UTC](https://discourse.nodered.org/t/serialport-device/7014 "2021-07-26T16:01:37Z")

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Hi, I have this usb GPIO board. I can send commands to that by using screen in mac terminal. In node red I can see, that it is connected, but when using same commands, nothing happens. I only get back the same comma…

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## [Dynamic Flow Chart](https://discourse.nodered.org/t/dynamic-flow-chart/20842)

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**Author:** [@Boris](https://discourse.nodered.org/u/Boris)\
**Replies:** 2\
**Last updated:** [26 July 2021 15:50 UTC](https://discourse.nodered.org/t/dynamic-flow-chart/20842 "2021-07-26T15:50:17Z")

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Hi everyone, I am looking for the best solution or ideas. My issue is drawing a static flow chart diagram in the dashboard and animate it using the values read from Siemens PLC. I'm able to read and write data but I'm…

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## [Copy whole folder](https://discourse.nodered.org/t/copy-whole-folder/48922)

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**Author:** [@LucasJ98](https://discourse.nodered.org/u/LucasJ98)\
**Replies:** 1\
**Last updated:** [26 July 2021 14:25 UTC](https://discourse.nodered.org/t/copy-whole-folder/48922 "2021-07-26T14:25:16Z")

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Hello, it is possible to copy whole folder from sourcePath to destinantionPath?

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## [Error ENOENT - no such file or directory](https://discourse.nodered.org/t/error-enoent-no-such-file-or-directory/48918)

<div class="topic-metadata">

**Author:** [@LucasJ98](https://discourse.nodered.org/u/LucasJ98)\
**Replies:** 0\
**Last updated:** [26 July 2021 11:34 UTC](https://discourse.nodered.org/t/error-enoent-no-such-file-or-directory/48918 "2021-07-26T11:34:04Z")

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\[{"id":"c083b11f.d977e","type":"fs-ops-dir","z":"f73bbce9.98ce6","name":"get list of files matching Reboot\*","path":"sourcePath","pathType":"msg","filter":"\*","filterType":"str","dir":"payload","dirType":"msg","x":970,"y…

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## [Problems with more than one MCP3008](https://discourse.nodered.org/t/problems-with-more-than-one-mcp3008/48860)

<div class="topic-metadata">

**Author:** [@CD2468](https://discourse.nodered.org/u/CD2468)\
**Replies:** 12\
**Last updated:** [26 July 2021 13:17 UTC](https://discourse.nodered.org/t/problems-with-more-than-one-mcp3008/48860 "2021-07-26T13:17:24Z")

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Hey all, I have some problems with 3 MCP3008 adc's Every time I try to address one of the MCPs, only the first one that I createt answers. The others display the values from the first one. If I only have one node in …

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## [Ewelink node unstable](https://discourse.nodered.org/t/ewelink-node-unstable/48907)

<div class="topic-metadata">

**Author:** [@Thewaver](https://discourse.nodered.org/u/Thewaver)\
**Replies:** 2\
**Last updated:** [26 July 2021 12:26 UTC](https://discourse.nodered.org/t/ewelink-node-unstable/48907 "2021-07-26T12:26:58Z")

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I am running the ewelink node but it keeps losing connection. I have to edit the node, click on ewelink credentials and then click on the update button without changing anything in the credentials. After this it starts w…

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## [Dashboard controlling multiple omxplayer on different rpi](https://discourse.nodered.org/t/dashboard-controlling-multiple-omxplayer-on-different-rpi/48902)

<div class="topic-metadata">

**Author:** [@thepianocian](https://discourse.nodered.org/u/thepianocian)\
**Replies:** 1\
**Last updated:** [26 July 2021 12:21 UTC](https://discourse.nodered.org/t/dashboard-controlling-multiple-omxplayer-on-different-rpi/48902 "2021-07-26T12:21:07Z")

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Is it possible to control omxplayers on different rpi devices but using only one central dashboard? I couldn’t seem to find a way in the forums or general Google searches. I have two different rpi devices that need to pl…

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## [Widget background color transparant v2.0.3](https://discourse.nodered.org/t/widget-background-color-transparant-v2-0-3/48915)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 3\
**Last updated:** [26 July 2021 12:08 UTC](https://discourse.nodered.org/t/widget-background-color-transparant-v2-0-3/48915 "2021-07-26T12:08:12Z")

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Hi! I build a dashboard in the past with transparent widgets Now just updated 2.0.3 and dashboard to 2.30.0 And now my widgets have a background color back from the template The code that was working is below, any id…

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## [Dashboard UI Chart Legend Font color](https://discourse.nodered.org/t/dashboard-ui-chart-legend-font-color/48898)

<div class="topic-metadata">

**Author:** [@ylechasseur](https://discourse.nodered.org/u/ylechasseur)\
**Replies:** 2\
**Last updated:** [26 July 2021 11:46 UTC](https://discourse.nodered.org/t/dashboard-ui-chart-legend-font-color/48898 "2021-07-26T11:46:06Z")

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Hi, I am trying to get the Legend Text color change from black to White. Whatever I am doing, it always stay Black. Any idea will be very Welcome :slight\_smile: Thanks a lot In my node Chart Config, I have this …

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## [Environment variables only strings?](https://discourse.nodered.org/t/environment-variables-only-strings/48867)

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**Author:** [@blunoz](https://discourse.nodered.org/u/blunoz)\
**Replies:** 3\
**Last updated:** [26 July 2021 10:20 UTC](https://discourse.nodered.org/t/environment-variables-only-strings/48867 "2021-07-26T10:20:54Z")

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I've set up a file external to my settings.js to store device specific configuration data as discussed in this thread Environment variables outside settings.js file - General - Node-RED Forum (nodered.org) in settings.j…

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## [Dashboard ui button hover color](https://discourse.nodered.org/t/dashboard-ui-button-hover-color/48116)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 10\
**Last updated:** [26 July 2021 09:59 UTC](https://discourse.nodered.org/t/dashboard-ui-button-hover-color/48116 "2021-07-26T09:59:58Z")

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Hello, how to access the hover color of standard button? I would like to override it with custom css. this is how the button looks like. Thanks to @hotNipi I managed to achieve this look. now I would like to upgrade…

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## [Python Script into .JSON file for node red?](https://discourse.nodered.org/t/python-script-into-json-file-for-node-red/45535)

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**Author:** [@Beginner96](https://discourse.nodered.org/u/Beginner96)\
**Replies:** 91\
**Last updated:** [26 July 2021 09:52 UTC](https://discourse.nodered.org/t/python-script-into-json-file-for-node-red/45535 "2021-07-26T09:52:55Z")

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Hello there! I wrote a Scipt in python to read data from a sensor which is connected via usb to my raspberry pi 4B. Is it possible to convert this skript into a .json file and import it into node red to get the readed …

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## [Lost connection to server when deploy flex server](https://discourse.nodered.org/t/lost-connection-to-server-when-deploy-flex-server/48720)

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**Author:** [@hadwll](https://discourse.nodered.org/u/hadwll)\
**Replies:** 2\
**Last updated:** [26 July 2021 09:21 UTC](https://discourse.nodered.org/t/lost-connection-to-server-when-deploy-flex-server/48720 "2021-07-26T09:21:30Z")

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When I try and deploy the below node, node-red loses its connection. I get the following on the terminal. Any ideas? using the following Thanks!

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## ["Cannot read property 'producer' of undefined"](https://discourse.nodered.org/t/cannot-read-property-producer-of-undefined/48908)

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**Author:** [@MK1992](https://discourse.nodered.org/u/MK1992)\
**Replies:** 2\
**Last updated:** [26 July 2021 07:47 UTC](https://discourse.nodered.org/t/cannot-read-property-producer-of-undefined/48908 "2021-07-26T07:47:06Z")

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\[{"id":"453c3fa4.ad135","type":"tab","label":"Flow 6","disabled":false,"info":""},{"id":"62ab9935.52dea8","type":"tf-model","z":"453c3fa4.ad135","modelURL":"file:///home/pi/Downloads/model.json","outputNode":"","name":""…

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## [Dashboard Toolbar will only update on HOME tab](https://discourse.nodered.org/t/dashboard-toolbar-will-only-update-on-home-tab/48894)

<div class="topic-metadata">

**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\
**Replies:** 3\
**Last updated:** [26 July 2021 01:42 UTC](https://discourse.nodered.org/t/dashboard-toolbar-will-only-update-on-home-tab/48894 "2021-07-26T01:42:11Z")

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I posted essentially the same question earlier with no response so I think I did a poor job with the question. I have a flow in the \[HOME\]Toolbar group that fetches solar activity and then I post it to the toolbar. If …

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## [Trigger reset with a deploy](https://discourse.nodered.org/t/trigger-reset-with-a-deploy/48897)

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**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 2\
**Last updated:** [25 July 2021 22:03 UTC](https://discourse.nodered.org/t/trigger-reset-with-a-deploy/48897 "2021-07-25T22:03:49Z")

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hello i am not sure it is a bug or a feature but, in a flow i use a trigger. the flow works and have a active trigger, so it waits! if i set up into another flow and deploy it it will reset all trigger in all flows o…

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## [Update to Node.JS 14 or 16 not possible with a contrib](https://discourse.nodered.org/t/update-to-node-js-14-or-16-not-possible-with-a-contrib/48895)

<div class="topic-metadata">

**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 1\
**Last updated:** [25 July 2021 21:33 UTC](https://discourse.nodered.org/t/update-to-node-js-14-or-16-not-possible-with-a-contrib/48895 "2021-07-25T21:33:57Z")

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Hello, I´ve tried to install with Node-Red 2.0.2 Node.JS 16 and 14 - but with both of them a special contrib: --\> node-red-contrib-nibepi isn´t starting: Is this contrib only made for Node.JS 12 ? Will I never b…

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## [How to check if payload is a subset of an array in function nodes](https://discourse.nodered.org/t/how-to-check-if-payload-is-a-subset-of-an-array-in-function-nodes/48893)

<div class="topic-metadata">

**Author:** [@RonMa](https://discourse.nodered.org/u/RonMa)\
**Replies:** 6\
**Last updated:** [25 July 2021 21:11 UTC](https://discourse.nodered.org/t/how-to-check-if-payload-is-a-subset-of-an-array-in-function-nodes/48893 "2021-07-25T21:11:03Z")

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Hi there, following situation: I integrated the "Open weather map" node which delivers current weather information for my location. This information is encoded using different IDs for different weather conditions (i.e. …

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## [2.0.3 http request node with tls - valid certificates no longer work](https://discourse.nodered.org/t/2-0-3-http-request-node-with-tls-valid-certificates-no-longer-work/48892)

<div class="topic-metadata">

**Author:** [@agarity](https://discourse.nodered.org/u/agarity)\
**Replies:** 2\
**Last updated:** [25 July 2021 20:20 UTC](https://discourse.nodered.org/t/2-0-3-http-request-node-with-tls-valid-certificates-no-longer-work/48892 "2021-07-25T20:20:01Z")

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I upgraded my instance today to 2.0.3 from 1.3.5 and noticed all of my HTTP request nodes are displaying errors under the node "SELF\_SIGNED\_CERT\_IN\_CHAIN" However the server these are going to has a valid cert, and open…

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## [Data preparation from different object layers](https://discourse.nodered.org/t/data-preparation-from-different-object-layers/48884)

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**Author:** [@edstobi](https://discourse.nodered.org/u/edstobi)\
**Replies:** 2\
**Last updated:** [25 July 2021 19:15 UTC](https://discourse.nodered.org/t/data-preparation-from-different-object-layers/48884 "2021-07-25T19:15:16Z")

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Hello I am reading an xml file via http reques. I send this to the xml parser and get a lot of data. See picture. I always needed only one value and read it directly as object 3. Unfortunately, the xml file is ch…

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## [Sending data to other IoT platfroms](https://discourse.nodered.org/t/sending-data-to-other-iot-platfroms/48886)

<div class="topic-metadata">

**Author:** [@wael5300](https://discourse.nodered.org/u/wael5300)\
**Replies:** 4\
**Last updated:** [25 July 2021 18:13 UTC](https://discourse.nodered.org/t/sending-data-to-other-iot-platfroms/48886 "2021-07-25T18:13:40Z")

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To send data to other IoT platforms, which node I should use? HTTP response, HTTP response,WebSocket out Or MQTT out

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