# Latest

**URL:** https://discourse.nodered.org/latest.md?page=655

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

**Page:** 656

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## [Documentation for RED.library?](https://discourse.nodered.org/t/documentation-for-red-library/55609)

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**Author:** [@Fredrik](https://discourse.nodered.org/u/Fredrik)\
**Replies:** 8\
**Last updated:** [13 January 2022 04:17 UTC](https://discourse.nodered.org/t/documentation-for-red-library/55609 "2022-01-13T04:17:19Z")

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I stumbled upon RED.library, and would love to use it for ingress and egress functions in my node-red-contrib-hal2 node, but I can't figure out how it works. Is there some documentation or other examples than the templa…

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## [List of files in the dashboard (problem)](https://discourse.nodered.org/t/list-of-files-in-the-dashboard-problem/56547)

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**Author:** [@Lafayette](https://discourse.nodered.org/u/Lafayette)\
**Replies:** 6\
**Last updated:** [13 January 2022 01:44 UTC](https://discourse.nodered.org/t/list-of-files-in-the-dashboard-problem/56547 "2022-01-13T01:44:39Z")

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Hi, i use two nodes to (try to) display files of a folder (fs-file-lister) in the dashboard with a list (node-ui-list). I get the files list in a debug windows, so the first node works, but my list remains empty in the d…

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## [\[ANNOUNCE\] node-red-contrib-process-resources: beta](https://discourse.nodered.org/t/announce-node-red-contrib-process-resources-beta/56167)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 16\
**Last updated:** [12 January 2022 22:26 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-process-resources-beta/56167 "2022-01-12T22:26:32Z")

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Hi folks, Our friend @kevinGodell has developed the "node-red-contrib-ffmpeg-spawn" node, that I want to start using soon to distribute the high intensive video surveillance work across the cores of my processor.(s) Ho…

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## [\[ANNOUNCE\] @sammachin/node-red-alexa-voice-service](https://discourse.nodered.org/t/announce-sammachin-node-red-alexa-voice-service/56551)

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**Author:** [@sammachin](https://discourse.nodered.org/u/sammachin)\
**Replies:** 0\
**Last updated:** [12 January 2022 22:13 UTC](https://discourse.nodered.org/t/announce-sammachin-node-red-alexa-voice-service/56551 "2022-01-12T22:13:39Z")

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Over the holidays I did a big rewrite of an old project to interact with the Alexa Voice Service, the API which powers the audio side of Echo Devices. I've now packaged this up into a node so you can create you own alex…

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## [How to use userDir](https://discourse.nodered.org/t/how-to-use-userdir/56509)

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**Author:** [@borpin](https://discourse.nodered.org/u/borpin)\
**Replies:** 9\
**Last updated:** [12 January 2022 22:06 UTC](https://discourse.nodered.org/t/how-to-use-userdir/56509 "2022-01-12T22:06:04Z")

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I am going to expose my lack of understanding of the Javascript model here. I am trying to work on updating the fitbit node. I have discovered that where it is saving the credentials file, is not appropriate for using t…

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## [Receiving MQTT response from a Philips bulb](https://discourse.nodered.org/t/receiving-mqtt-response-from-a-philips-bulb/56291)

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**Author:** [@B3n84](https://discourse.nodered.org/u/B3n84)\
**Replies:** 6\
**Last updated:** [12 January 2022 20:53 UTC](https://discourse.nodered.org/t/receiving-mqtt-response-from-a-philips-bulb/56291 "2022-01-12T20:53:02Z")

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I have an RPi running Node-Red, Mosquitto and Zigbee2MQTT in Docker (latest). Currently only one Philps Hue lamp (9290022169) is connected which I can control. Unfortunately I have a problem querying the status and use i…

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## [Can not install nodes](https://discourse.nodered.org/t/can-not-install-nodes/56536)

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**Author:** [@sweetwater](https://discourse.nodered.org/u/sweetwater)\
**Replies:** 2\
**Last updated:** [12 January 2022 19:40 UTC](https://discourse.nodered.org/t/can-not-install-nodes/56536 "2022-01-12T19:40:56Z")

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I have been using NodeRed for few years now. Hosting the NodeRed on a Pi. Recently, I am trying to install some new nodes specifically node-red-contrib-noble-bluetooth However, I am getting errors.( see below) I have…

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## [How to activate dynamically created UI switches](https://discourse.nodered.org/t/how-to-activate-dynamically-created-ui-switches/5348)

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**Author:** [@pinoyyid](https://discourse.nodered.org/u/pinoyyid)\
**Replies:** 22\
**Last updated:** [2 December 2019 09:42 UTC](https://discourse.nodered.org/t/how-to-activate-dynamically-created-ui-switches/5348 "2019-12-02T09:42:38Z")

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I've used this flow https://gist.github.com/DeanCording/1541bcbba48bb088ec1503dba109f63c to dynamically create a set of md-switches on my UI corresponding to my sonoff devices. How do I "connect" these dynamically creat…

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## [WorldMap Node / Problem with the displaying of layers with lines geometry](https://discourse.nodered.org/t/worldmap-node-problem-with-the-displaying-of-layers-with-lines-geometry/56535)

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**Author:** [@Lafayette](https://discourse.nodered.org/u/Lafayette)\
**Replies:** 4\
**Last updated:** [12 January 2022 17:08 UTC](https://discourse.nodered.org/t/worldmap-node-problem-with-the-displaying-of-layers-with-lines-geometry/56535 "2022-01-12T17:08:57Z")

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Hi, i want to display some layers with type line geometry (geojson, type Multistringlines)). The problem is that they are displayed like polygons. An idea ? Thx

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## [How can I close persistent http connections?](https://discourse.nodered.org/t/how-can-i-close-persistent-http-connections/56541)

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**Author:** [@the-greenman](https://discourse.nodered.org/u/the-greenman)\
**Replies:** 1\
**Last updated:** [12 January 2022 17:04 UTC](https://discourse.nodered.org/t/how-can-i-close-persistent-http-connections/56541 "2022-01-12T17:04:41Z")

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Is there a way to close persistent http-request connections? I am building a node-red interface for Twitter's streaming API. This requires that I open a persistent streaming connection to an API endpoint. I've got no t…

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## [Linking NR to EyeOnWater data](https://discourse.nodered.org/t/linking-nr-to-eyeonwater-data/55625)

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**Author:** [@bkenobi](https://discourse.nodered.org/u/bkenobi)\
**Replies:** 2\
**Last updated:** [12 January 2022 15:36 UTC](https://discourse.nodered.org/t/linking-nr-to-eyeonwater-data/55625 "2022-01-12T15:36:05Z")

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My utility company utilizes a smart water meter connected to an account at EyeOnWater.com. While the data seems to be very complete and fairly easy to navigate in order to see various usage patterns, I would like to be …

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## [Determining if value inside msg.payload is an array](https://discourse.nodered.org/t/determining-if-value-inside-msg-payload-is-an-array/56479)

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**Author:** [@Jdo300](https://discourse.nodered.org/u/Jdo300)\
**Replies:** 9\
**Last updated:** [12 January 2022 15:35 UTC](https://discourse.nodered.org/t/determining-if-value-inside-msg-payload-is-an-array/56479 "2022-01-12T15:35:11Z")

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So I'm trying to take an input JSON object which contains an array of values and simply determine, in my function node, if the variable contains an array or not. It works fine if I declare the object directly inside the …

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## [Shellyplus1 (gen2) Nodered to MQTT](https://discourse.nodered.org/t/shellyplus1-gen2-nodered-to-mqtt/56522)

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**Author:** [@Japie.G](https://discourse.nodered.org/u/Japie.G)\
**Replies:** 11\
**Last updated:** [12 January 2022 15:01 UTC](https://discourse.nodered.org/t/shellyplus1-gen2-nodered-to-mqtt/56522 "2022-01-12T15:01:44Z")

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Hello! I am trying to switch the relay of a shellyplus-1 on and off using an MQTT message from nodered. With Gen1 shelly devices this was easy. I don’t know what i am doing wrong now. Without posting what i already trie…

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## [Adding "mouseover" listener to images in dashboard](https://discourse.nodered.org/t/adding-mouseover-listener-to-images-in-dashboard/56466)

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**Author:** [@moryoav](https://discourse.nodered.org/u/moryoav)\
**Replies:** 12\
**Last updated:** [12 January 2022 14:24 UTC](https://discourse.nodered.org/t/adding-mouseover-listener-to-images-in-dashboard/56466 "2022-01-12T14:24:50Z")

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I have a dashboard with many images (placed inside a ui-table, if it matters), I'm looking to add a "mouseover" listener, using a template node, so that each image will send a msg when the mouse is over it. This doesn't …

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## [\[UPDATE\] node-red-contrib-zwave-js : 6.5.0](https://discourse.nodered.org/t/update-node-red-contrib-zwave-js-6-5-0/56527)

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**Author:** [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\
**Replies:** 0\
**Last updated:** [12 January 2022 13:57 UTC](https://discourse.nodered.org/t/update-node-red-contrib-zwave-js-6-5-0/56527 "2022-01-12T13:57:55Z")

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Hi Everyone, I have just published an update for node-red-contrib-zwave-js (v6.5.0). its kind of a service pack if you will, nothing to exciting - but has a gem or 2. One of which is a Health Check for your nodes. …

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## [adminAuth tokens function for jwt works in v1.3.5 but not in v2.1.4](https://discourse.nodered.org/t/adminauth-tokens-function-for-jwt-works-in-v1-3-5-but-not-in-v2-1-4/56498)

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**Author:** [@notscottsmith](https://discourse.nodered.org/u/notscottsmith)\
**Replies:** 4\
**Last updated:** [12 January 2022 14:00 UTC](https://discourse.nodered.org/t/adminauth-tokens-function-for-jwt-works-in-v1-3-5-but-not-in-v2-1-4/56498 "2022-01-12T14:00:35Z")

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Hi All, We've got an implementation of Node-RED which sits behind cloudflare and authenticates via the JWT process. In v1.3.5 this function worked well and wasn't a problem. When I've upgraded to v2.1.4, this same funct…

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## [Change a mqtt message property](https://discourse.nodered.org/t/change-a-mqtt-message-property/56476)

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**Author:** [@gjones84](https://discourse.nodered.org/u/gjones84)\
**Replies:** 9\
**Last updated:** [12 January 2022 13:55 UTC](https://discourse.nodered.org/t/change-a-mqtt-message-property/56476 "2022-01-12T13:55:01Z")

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Hi All, Hopefully a really easy one for someone. Im still a newbe to node red. If I have a mqtt message coming into a flow of a value -200. In the debug window it looks like this. How do I change the message properti…

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## [Create nodes to interpret keypad input](https://discourse.nodered.org/t/create-nodes-to-interpret-keypad-input/56489)

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**Author:** [@daknightuk](https://discourse.nodered.org/u/daknightuk)\
**Replies:** 14\
**Last updated:** [12 January 2022 13:15 UTC](https://discourse.nodered.org/t/create-nodes-to-interpret-keypad-input/56489 "2022-01-12T13:15:33Z")

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I have an ESP8266 with remote control and ESP-Home is programmed to recognise numbers 0-9 in HA What I was looking to do was to pick up each number press state from off to on convert the on action to a number which I …

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## [Calculating with a value from a database](https://discourse.nodered.org/t/calculating-with-a-value-from-a-database/56514)

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**Author:** [@evanic14](https://discourse.nodered.org/u/evanic14)\
**Replies:** 8\
**Last updated:** [12 January 2022 12:23 UTC](https://discourse.nodered.org/t/calculating-with-a-value-from-a-database/56514 "2022-01-12T12:23:52Z")

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Hello, I have a query that calculates the time between the last entry and the current time. The query gets executed every 30 seconds. This is the result im getting from the database. So far so good. Now i want to use …

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## [Tab groups not hidden at first execution of node-red](https://discourse.nodered.org/t/tab-groups-not-hidden-at-first-execution-of-node-red/56517)

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**Author:** [@between](https://discourse.nodered.org/u/between)\
**Replies:** 2\
**Last updated:** [12 January 2022 11:17 UTC](https://discourse.nodered.org/t/tab-groups-not-hidden-at-first-execution-of-node-red/56517 "2022-01-12T11:17:30Z")

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I have a project with a single tab with several groups. By using buttons and an 'ui-control' node I can hide some of the groups and show some of them without problem. I also have an 'inject' node, configured to inject on…

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## [Can't send command via exec](https://discourse.nodered.org/t/cant-send-command-via-exec/56255)

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**Author:** [@strelniece](https://discourse.nodered.org/u/strelniece)\
**Replies:** 5\
**Last updated:** [12 January 2022 11:11 UTC](https://discourse.nodered.org/t/cant-send-command-via-exec/56255 "2022-01-12T11:11:50Z")

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Hi, Trying to turn the screensaver on/off via the exec-node, but doesn't work. Running on debian 11, Command I try to use: cinnamon-screensaver-command with flags -d and -a result: stdout: Can't connect to screensav…

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## [Setting.js is not opening](https://discourse.nodered.org/t/setting-js-is-not-opening/56515)

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**Author:** [@aminulhaq](https://discourse.nodered.org/u/aminulhaq)\
**Replies:** 5\
**Last updated:** [12 January 2022 10:49 UTC](https://discourse.nodered.org/t/setting-js-is-not-opening/56515 "2022-01-12T10:49:38Z")

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hi, I want to add login and password to my node red dashboard but when i open setting file it is showing error how to solve the issue

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## [Cron plus output](https://discourse.nodered.org/t/cron-plus-output/56417)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 22\
**Last updated:** [12 January 2022 09:04 UTC](https://discourse.nodered.org/t/cron-plus-output/56417 "2022-01-12T09:04:33Z")

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Trying to setup cron plus for sunrise sunset events outputting boolean-logic, for several days have tried to see what outputs when but due to several missteps haven't had any luck. I am assuming the node will output tru…

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## [Stuck using config node multiple times](https://discourse.nodered.org/t/stuck-using-config-node-multiple-times/56477)

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**Author:** [@danube](https://discourse.nodered.org/u/danube)\
**Replies:** 3\
**Last updated:** [12 January 2022 07:31 UTC](https://discourse.nodered.org/t/stuck-using-config-node-multiple-times/56477 "2022-01-12T07:31:49Z")

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Hey there! I'm stuck understanding one simple mechanism. Please enlighten me. I use a config node and as far as I learned from the docs, I get the content with RED.nodes.getNode. So I do: Let me describe the situation …

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## [Node-red-contrib-tfjs-coco-ssd keep loading model for a long time](https://discourse.nodered.org/t/node-red-contrib-tfjs-coco-ssd-keep-loading-model-for-a-long-time/56503)

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**Author:** [@faridomu](https://discourse.nodered.org/u/faridomu)\
**Replies:** 0\
**Last updated:** [12 January 2022 05:54 UTC](https://discourse.nodered.org/t/node-red-contrib-tfjs-coco-ssd-keep-loading-model-for-a-long-time/56503 "2022-01-12T05:54:17Z")

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Hello i have problem with this node. tf coco ssd node keep loading for a long time. The model isn't ready yet. Does anyone have solution for my problem? ( i use node in raspberry pi 3)

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## [How do I Extract Specific Data from Payload](https://discourse.nodered.org/t/how-do-i-extract-specific-data-from-payload/56492)

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**Author:** [@nld77](https://discourse.nodered.org/u/nld77)\
**Replies:** 7\
**Last updated:** [12 January 2022 06:38 UTC](https://discourse.nodered.org/t/how-do-i-extract-specific-data-from-payload/56492 "2022-01-12T06:38:00Z")

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Hi, I am hoping someone can help me with what i think is going to be an easy question. I am using Node Red with Home Assistant and in the above flow I would like to extract the data.entity\_id from the msg.payload and…

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## [I'd like to use a newer version of Graph.JS](https://discourse.nodered.org/t/id-like-to-use-a-newer-version-of-graph-js/56487)

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**Author:** [@uberscientist](https://discourse.nodered.org/u/uberscientist)\
**Replies:** 3\
**Last updated:** [12 January 2022 05:42 UTC](https://discourse.nodered.org/t/id-like-to-use-a-newer-version-of-graph-js/56487 "2022-01-12T05:42:33Z")

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I've been able to get a Chart.JS plot working in the Node-RED dashboard, but there are some features that aren't working as expected\*, probably due to the version bundled with dashboard being v2.3 I was wondering what t…

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## [Install NodeRed on Cpanel with Phusion Passenger](https://discourse.nodered.org/t/install-nodered-on-cpanel-with-phusion-passenger/56467)

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**Author:** [@fernando.giacomino](https://discourse.nodered.org/u/fernando.giacomino)\
**Replies:** 3\
**Last updated:** [11 January 2022 22:52 UTC](https://discourse.nodered.org/t/install-nodered-on-cpanel-with-phusion-passenger/56467 "2022-01-11T22:52:11Z")

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Hi! I've installed NR in a shared hosting, with a wizard that allows me to set Node.js version, domain, and startup file. Once app is started, a virtual enviroment is created where I can access with ssh terminal and ins…

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## [Node to pick a date](https://discourse.nodered.org/t/node-to-pick-a-date/56256)

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**Author:** [@mariulin](https://discourse.nodered.org/u/mariulin)\
**Replies:** 4\
**Last updated:** [11 January 2022 19:26 UTC](https://discourse.nodered.org/t/node-to-pick-a-date/56256 "2022-01-11T19:26:34Z")

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Hi everybody, I need to have a node that can do this 3 think: Pick a complete specific date (day, month, year) or pick only a specific month and year or pick only a specific year. Once that the choiche was made, with a…

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## [Serious HueMagic Problem](https://discourse.nodered.org/t/serious-huemagic-problem/56429)

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**Author:** [@Ascarsy](https://discourse.nodered.org/u/Ascarsy)\
**Replies:** 4\
**Last updated:** [11 January 2022 17:36 UTC](https://discourse.nodered.org/t/serious-huemagic-problem/56429 "2022-01-11T17:36:54Z")

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Hi, I have a serious problem with HueMagic. I have several light control flows created with a rather complicated logic. Everything worked fine until I updated to the new version 4.0.2. Now I have very strange behaviour…

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