# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1057

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

**Page:** 1058

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## [\[ANNOUNCE\] node-red-contrib-dnsquery](https://discourse.nodered.org/t/announce-node-red-contrib-dnsquery/28999)

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**Author:** [@gotj](https://discourse.nodered.org/u/gotj)\
**Replies:** 11\
**Last updated:** [28 June 2020 08:58 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-dnsquery/28999 "2020-06-28T08:58:44Z")

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Gets the DNS records of a given type of a domain name.

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## [How to send Data from CVS File to Azure IotHub](https://discourse.nodered.org/t/how-to-send-data-from-cvs-file-to-azure-iothub/29096)

<div class="topic-metadata">

**Author:** [@MalZai](https://discourse.nodered.org/u/MalZai)\
**Replies:** 0\
**Last updated:** [28 June 2020 06:27 UTC](https://discourse.nodered.org/t/how-to-send-data-from-cvs-file-to-azure-iothub/29096 "2020-06-28T06:27:53Z")

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Hi there, I'm a beginner here and trying to play around with Azure IotHub for anomalies detection. I've been able to import my data from CVS file into Node-red and I've been able to display the data sequentially with del…

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## [Deep Copy of Arrays and Objects using RED.util.cloneMessage()](https://discourse.nodered.org/t/deep-copy-of-arrays-and-objects-using-red-util-clonemessage/29040)

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**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\
**Replies:** 3\
**Last updated:** [28 June 2020 01:04 UTC](https://discourse.nodered.org/t/deep-copy-of-arrays-and-objects-using-red-util-clonemessage/29040 "2020-06-28T01:04:16Z")

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Having opened my eyes to the need to be very intentional on if I am using a copy of a msg or a reference to the message, I have started using RED.util.cloneMessage() when I need a copy to manipulate that won't maninpulat…

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## [While starting node-red getting exception in ubuntu snappy](https://discourse.nodered.org/t/while-starting-node-red-getting-exception-in-ubuntu-snappy/16682)

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**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 14\
**Last updated:** [27 June 2020 21:43 UTC](https://discourse.nodered.org/t/while-starting-node-red-getting-exception-in-ubuntu-snappy/16682 "2020-06-27T21:43:16Z")

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In ubuntu snappy OS I have installed the node-red but while starting I'm getting exception like: Oct 14 10:12:23 admin node-red.node-red\[3741\]: Welcome to Node-RED Oct 14 10:12:23 admin node-red.node-red\[3741\]: ========…

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## [Creating a node for sending / receiving data via sound card!](https://discourse.nodered.org/t/creating-a-node-for-sending-receiving-data-via-sound-card/28399)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 50\
**Last updated:** [27 June 2020 21:43 UTC](https://discourse.nodered.org/t/creating-a-node-for-sending-receiving-data-via-sound-card/28399 "2020-06-27T21:43:04Z")

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Hello fellow members, after the whole night of thinking, first I want to thank @cinhcent for explaining to me why Quiet-bundle won\`t work for this node! Node idea: The nodes should function exactly like this webpage! …

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## [Check out the last two minutes](https://discourse.nodered.org/t/check-out-the-last-two-minutes/29036)

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**Author:** [@Hasan90](https://discourse.nodered.org/u/Hasan90)\
**Replies:** 6\
**Last updated:** [27 June 2020 20:08 UTC](https://discourse.nodered.org/t/check-out-the-last-two-minutes/29036 "2020-06-27T20:08:47Z")

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Hi, At a certain point in my flow and Code, I would like to know if the machine is working for the last two minutes or not I have Machine status tag: 1=OFF 0=ON how can I do that?

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## [Filter for Payload message](https://discourse.nodered.org/t/filter-for-payload-message/29067)

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**Author:** [@Flixm](https://discourse.nodered.org/u/Flixm)\
**Replies:** 5\
**Last updated:** [27 June 2020 19:35 UTC](https://discourse.nodered.org/t/filter-for-payload-message/29067 "2020-06-27T19:35:15Z")

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Hi, i need some help to filter only the "illuminance\_lux":xxx value. the message that i receive looks like this: payload: "illuminance":20935,"illuminance\_lux":123,"linkquality":0,"battery":100,"voltage":3100}" and i…

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## [Should the node-red install script not handle upgrade of node.js from ARM v6 to ARM v7 instruction set?](https://discourse.nodered.org/t/should-the-node-red-install-script-not-handle-upgrade-of-node-js-from-arm-v6-to-arm-v7-instruction-set/29076)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 4\
**Last updated:** [27 June 2020 18:35 UTC](https://discourse.nodered.org/t/should-the-node-red-install-script-not-handle-upgrade-of-node-js-from-arm-v6-to-arm-v7-instruction-set/29076 "2020-06-27T18:35:42Z")

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Should the node-red install script not handle upgrade of node.js from ARM v6 to ARM v7? I was expecting this to be the case, but if not just want to confirm the behavior I have seen. Installed node-red on ARM v6 based…

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## [Is the following web page current and correct?](https://discourse.nodered.org/t/is-the-following-web-page-current-and-correct/29049)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 5\
**Last updated:** [27 June 2020 18:33 UTC](https://discourse.nodered.org/t/is-the-following-web-page-current-and-correct/29049 "2020-06-27T18:33:45Z")

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Is the following web page current and correct? Specifically the web page states the 'libs' directory should be backed up, but on my node-red installation I only find a 'lib' directory under .node-red. Is this a typo? …

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## [Completely remove Node-RED](https://discourse.nodered.org/t/completely-remove-node-red/19821)

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**Author:** [@npburns224](https://discourse.nodered.org/u/npburns224)\
**Replies:** 6\
**Last updated:** [27 June 2020 17:04 UTC](https://discourse.nodered.org/t/completely-remove-node-red/19821 "2020-06-27T17:04:10Z")

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I installed Node-RED using this install script and am now looking to remove it from my system: bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/master/deb/update-nodejs-and-nodered) How wou…

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## [Passing through input message stops join node](https://discourse.nodered.org/t/passing-through-input-message-stops-join-node/28909)

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**Author:** [@element22](https://discourse.nodered.org/u/element22)\
**Replies:** 23\
**Last updated:** [27 June 2020 17:27 UTC](https://discourse.nodered.org/t/passing-through-input-message-stops-join-node/28909 "2020-06-27T17:27:02Z")

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Hello! I was wondering whether anyone could take a look at the below and let me know what I'm doing wrong please? I am using the join node to combine each complete message to create a key/value object. I am sending the…

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## [Looks Like I Broken Node-Red Restoring Flows To Different Instance?](https://discourse.nodered.org/t/looks-like-i-broken-node-red-restoring-flows-to-different-instance/29072)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 9\
**Last updated:** [27 June 2020 16:44 UTC](https://discourse.nodered.org/t/looks-like-i-broken-node-red-restoring-flows-to-different-instance/29072 "2020-06-27T16:44:17Z")

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Looks like I broken node-red restoring flows to different instance? I backed up the flows on node-red instance A, then restored flows to node-red B. I had already changed the settings.js file to not use hostname as par…

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## [Event Timeline for an MQTT Camera](https://discourse.nodered.org/t/event-timeline-for-an-mqtt-camera/29070)

<div class="topic-metadata">

**Author:** [@mpxd](https://discourse.nodered.org/u/mpxd)\
**Replies:** 3\
**Last updated:** [27 June 2020 16:26 UTC](https://discourse.nodered.org/t/event-timeline-for-an-mqtt-camera/29070 "2020-06-27T16:26:03Z")

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Use Case You are sitting in front of screen having to keep an eye on what is happening somewhere. You want to be able to see the live video from your camera, get a snapshot whenever the motion detection is triggered and …

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## [Can't run node-red](https://discourse.nodered.org/t/cant-run-node-red/2019)

<div class="topic-metadata">

**Author:** [@Uspinhal](https://discourse.nodered.org/u/Uspinhal)\
**Replies:** 39\
**Last updated:** [27 June 2020 16:25 UTC](https://discourse.nodered.org/t/cant-run-node-red/2019 "2020-06-27T16:25:04Z")

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Hi everyone. I'm starting with Node-RED on a RPi 3 running Raspbian Scratch, and I just can't start Node-red. I tried with node-red-start command and with sudo systemctl start nodered.service Both ways return somethin…

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## [Using fs module but it isn't installed!](https://discourse.nodered.org/t/using-fs-module-but-it-isnt-installed/29073)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 12\
**Last updated:** [27 June 2020 16:21 UTC](https://discourse.nodered.org/t/using-fs-module-but-it-isnt-installed/29073 "2020-06-27T16:21:37Z")

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In settings.js, functionGlobalContext I have fs: require('fs') and I am able to use it in a function node by: const fs = context.global.fs; then use fs.readdir and it works fine. However when I run, from .node-red d…

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## [Turn on/ off with switch node a zigbee device](https://discourse.nodered.org/t/turn-on-off-with-switch-node-a-zigbee-device/28881)

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**Author:** [@get-command](https://discourse.nodered.org/u/get-command)\
**Replies:** 15\
**Last updated:** [27 June 2020 13:24 UTC](https://discourse.nodered.org/t/turn-on-off-with-switch-node-a-zigbee-device/28881 "2020-06-27T13:24:09Z")

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Hello I need your help again :slight\_smile: I have built e simple flow. Inject-node -\> switch-node -\> Action (e.g. light on/off). this function very well: but i change the nodes lights with a "osram zigbee light", …

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## [Enabling CORS for node-red running on ibm cloud](https://discourse.nodered.org/t/enabling-cors-for-node-red-running-on-ibm-cloud/29077)

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**Author:** [@mst](https://discourse.nodered.org/u/mst)\
**Replies:** 2\
**Last updated:** [27 June 2020 15:59 UTC](https://discourse.nodered.org/t/enabling-cors-for-node-red-running-on-ibm-cloud/29077 "2020-06-27T15:59:07Z")

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Hello , emphasized text have a created node-red flow on IBM cloud lite account.I am using a Visual recognition node in it & displaying its result/ class score in a separate url page- /trp in json format using Now i wa…

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## [How to send acknowledgement in tcp](https://discourse.nodered.org/t/how-to-send-acknowledgement-in-tcp/29074)

<div class="topic-metadata">

**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 0\
**Last updated:** [27 June 2020 15:29 UTC](https://discourse.nodered.org/t/how-to-send-acknowledgement-in-tcp/29074 "2020-06-27T15:29:06Z")

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I am having three node cluster of node-red and having a tcp listening node. So, whenever the I'll receive the first packet I have to send the acknowledgment message for the socket and also I need to store this deviceid a…

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## [Role based access](https://discourse.nodered.org/t/role-based-access/28666)

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**Author:** [@sarosh](https://discourse.nodered.org/u/sarosh)\
**Replies:** 5\
**Last updated:** [27 June 2020 15:15 UTC](https://discourse.nodered.org/t/role-based-access/28666 "2020-06-27T15:15:14Z")

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Hi, I wanted to know is there Role based access control in node red? Can we give permissions based on user roles?

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## [Easy way of adding only mytimes to a msg](https://discourse.nodered.org/t/easy-way-of-adding-only-mytimes-to-a-msg/28683)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 12\
**Last updated:** [27 June 2020 15:09 UTC](https://discourse.nodered.org/t/easy-way-of-adding-only-mytimes-to-a-msg/28683 "2020-06-27T15:09:23Z")

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The node-red-contrib-simpletime does what its says on the packet and returns the current (DST corrected) time Instead of writing my own boiler plate code to add hh:mm:ss to status/logging messages I'd thought I'd just…

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## [Node-red-contrib i2c : can it work with a i2c-gpio bus?](https://discourse.nodered.org/t/node-red-contrib-i2c-can-it-work-with-a-i2c-gpio-bus/28836)

<div class="topic-metadata">

**Author:** [@nordseele](https://discourse.nodered.org/u/nordseele)\
**Replies:** 11\
**Last updated:** [27 June 2020 10:23 UTC](https://discourse.nodered.org/t/node-red-contrib-i2c-can-it-work-with-a-i2c-gpio-bus/28836 "2020-06-27T10:23:41Z")

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Hi, I understand that the i2c-contrib node doesn't permit the use of another bus than the default one which is /dev/i2c-1 on a Pi3 . This node only works for newer version of Pi where the i2c driver is on /dev/i2c-1, …

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## [Node-red i2c installation error](https://discourse.nodered.org/t/node-red-i2c-installation-error/29005)

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**Author:** [@Hariprabu94](https://discourse.nodered.org/u/Hariprabu94)\
**Replies:** 8\
**Last updated:** [27 June 2020 12:16 UTC](https://discourse.nodered.org/t/node-red-i2c-installation-error/29005 "2020-06-27T12:16:23Z")

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Hi, i tried to install i2c bus through node-red dashboard and npm command. But am getting error with installation. Kindly assist Thank you.

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## [Http post help in nodered iot2040 and s7-1200plc](https://discourse.nodered.org/t/http-post-help-in-nodered-iot2040-and-s7-1200plc/29056)

<div class="topic-metadata">

**Author:** [@ratandb](https://discourse.nodered.org/u/ratandb)\
**Replies:** 0\
**Last updated:** [27 June 2020 05:40 UTC](https://discourse.nodered.org/t/http-post-help-in-nodered-iot2040-and-s7-1200plc/29056 "2020-06-27T05:40:54Z")

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HELLO TO MEMBERS I AM USING NODERED WITH IOT2040. I HAVE DONE HTTP POST COMMAND WITH USE OF FUNCTION AND HTTP REQUEST. I NEED VARIABLE DATA IN MSG PAYLOAD LIKE IN EXAMPLE I HAVE USED TEMPERTURE 260.0 I NEED TO SE…

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## [Send a message among custom nodes](https://discourse.nodered.org/t/send-a-message-among-custom-nodes/29059)

<div class="topic-metadata">

**Author:** [@sdalee](https://discourse.nodered.org/u/sdalee)\
**Replies:** 3\
**Last updated:** [27 June 2020 10:13 UTC](https://discourse.nodered.org/t/send-a-message-among-custom-nodes/29059 "2020-06-27T10:13:19Z")

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I'd like to create 3 custom nodes: 'in node', 'configuration node' and 'out node' If 'in node' gets a msg, the msg should appear at the output of one or more 'out node'. Depending on the topic of 'in node' topic. If one…

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## [Correct the values of a measurement](https://discourse.nodered.org/t/correct-the-values-of-a-measurement/29045)

<div class="topic-metadata">

**Author:** [@volker1078](https://discourse.nodered.org/u/volker1078)\
**Replies:** 5\
**Last updated:** [27 June 2020 10:01 UTC](https://discourse.nodered.org/t/correct-the-values-of-a-measurement/29045 "2020-06-27T10:01:53Z")

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Hello, I built a measuring device with which I can measure the insulation in MOhm. Up to a value of 10MOhm, the device is very precise, the only way to make it more and more inaccurate. from a measured value of 10, the …

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## [Node-red-contrib-streamdeck](https://discourse.nodered.org/t/node-red-contrib-streamdeck/27208)

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**Author:** [@nlecaude](https://discourse.nodered.org/u/nlecaude)\
**Replies:** 6\
**Last updated:** [27 June 2020 08:35 UTC](https://discourse.nodered.org/t/node-red-contrib-streamdeck/27208 "2020-06-27T08:35:27Z")

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Hello ! Just published node-red-contrib-streamdeck which allows you to get keys and set images dynamically on your Stream Deck devices. Next version will also support multiple Stream Deck units ! Feedback welcome !

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## [Support for SIP (Subscribe/Notify) in standard http nodes](https://discourse.nodered.org/t/support-for-sip-subscribe-notify-in-standard-http-nodes/29061)

<div class="topic-metadata">

**Author:** [@hklages](https://discourse.nodered.org/u/hklages)\
**Replies:** 0\
**Last updated:** [27 June 2020 08:10 UTC](https://discourse.nodered.org/t/support-for-sip-subscribe-notify-in-standard-http-nodes/29061 "2020-06-27T08:10:44Z")

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I would like to use the Session Initiated Protocol source with standard Node-RED http nodes. A user agent interested in event notification sends a SUBSCRIBE message to an SIP server. The SUBSCRIBE message establishes a…

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## [Problems creating the password hash](https://discourse.nodered.org/t/problems-creating-the-password-hash/29050)

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**Author:** [@Joaovitor](https://discourse.nodered.org/u/Joaovitor)\
**Replies:** 1\
**Last updated:** [27 June 2020 06:19 UTC](https://discourse.nodered.org/t/problems-creating-the-password-hash/29050 "2020-06-27T06:19:21Z")

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Well, I followed the instructions and installed the node-RED administrator. I'm running it on the windows 10 CMD. The problem is this: when I request a password hash by the command "node-red-admin hash-pw" a gap to ent…

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## [Raspberry Pi Email Notifications](https://discourse.nodered.org/t/raspberry-pi-email-notifications/14862)

<div class="topic-metadata">

**Author:** [@MNiehaus](https://discourse.nodered.org/u/MNiehaus)\
**Replies:** 11\
**Last updated:** [27 June 2020 05:50 UTC](https://discourse.nodered.org/t/raspberry-pi-email-notifications/14862 "2020-06-27T05:50:30Z")

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Hi guys.. I need some help. I'm pretty new to Node-RED. I watched a tutorial on "sending Email using Node-RED" on youtube. Thats the eaxt title if you are interested. I set it up exactly how the tutorial described, but I…

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## [Updating to PowerShell v7 (slightly offtopic perhaps)](https://discourse.nodered.org/t/updating-to-powershell-v7-slightly-offtopic-perhaps/29034)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 1\
**Last updated:** [27 June 2020 04:19 UTC](https://discourse.nodered.org/t/updating-to-powershell-v7-slightly-offtopic-perhaps/29034 "2020-06-27T04:19:50Z")

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As I've only just got round to looking at this myself (thanks to a bunch of senior people not attending a project meeting - a sternly worded email is on its way!), I thought I'd just let people know about PowerShell v7 s…

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