# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=907

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

**Page:** 908

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## [Ist it possible to (and if yes how can I) directly import the content of 1 array / object in a XML?](https://discourse.nodered.org/t/ist-it-possible-to-and-if-yes-how-can-i-directly-import-the-content-of-1-array-object-in-a-xml/8522)

<div class="topic-metadata">

**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 33\
**Last updated:** [7 March 2019 13:39 UTC](https://discourse.nodered.org/t/ist-it-possible-to-and-if-yes-how-can-i-directly-import-the-content-of-1-array-object-in-a-xml/8522 "2019-03-07T13:39:33Z")

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Hi, I succeed to format my json objects in XML to make a API request, but I can't get directly their value ... Below, I'm just importing the name of the array... and not the content of them? Does someone knows how to d…

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## [In node red how to use drop down node for getting multiple values result store](https://discourse.nodered.org/t/in-node-red-how-to-use-drop-down-node-for-getting-multiple-values-result-store/8704)

<div class="topic-metadata">

**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 0\
**Last updated:** [7 March 2019 11:57 UTC](https://discourse.nodered.org/t/in-node-red-how-to-use-drop-down-node-for-getting-multiple-values-result-store/8704 "2019-03-07T11:57:51Z")

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I wanted 3 drop down list, based on 1st drop down selection 2nd drop down list options should come, and based on 2nd 3rd drop down list should come. The payload is \[{ "controller": "S000", "sensorConf": \[{ "sens…

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## [How to Facebook API conect?](https://discourse.nodered.org/t/how-to-facebook-api-conect/8711)

<div class="topic-metadata">

**Author:** [@DiegoTelles](https://discourse.nodered.org/u/DiegoTelles)\
**Replies:** 0\
**Last updated:** [7 March 2019 13:36 UTC](https://discourse.nodered.org/t/how-to-facebook-api-conect/8711 "2019-03-07T13:36:23Z")

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Hello guys, Has anyone ever been able to make requests to facebook or even post api? I tried several times, but I did not succeed in any of them, either with nodes or with code. Thank\`s

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## [Node red dashboard from bluemix cloudant data](https://discourse.nodered.org/t/node-red-dashboard-from-bluemix-cloudant-data/8705)

<div class="topic-metadata">

**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 3\
**Last updated:** [7 March 2019 13:11 UTC](https://discourse.nodered.org/t/node-red-dashboard-from-bluemix-cloudant-data/8705 "2019-03-07T13:11:01Z")

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Hello I have implemented a node-red flow on bluemix to take data from my IoT device and send it to a cloudant database. My IoT device only sends data once every few hours so I'd like to plot historical data sent by the…

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## [Can be stop interval flow with function](https://discourse.nodered.org/t/can-be-stop-interval-flow-with-function/8693)

<div class="topic-metadata">

**Author:** [@junoprima](https://discourse.nodered.org/u/junoprima)\
**Replies:** 4\
**Last updated:** [7 March 2019 12:15 UTC](https://discourse.nodered.org/t/can-be-stop-interval-flow-with-function/8693 "2019-03-07T12:15:12Z")

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Hi I query a mysql database with function for last data and send to mqtt but i use inject interval every 1 sec i need to stop interval when i get a mqtt message to stop sending but if the last data has change i need …

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## [Nodered on bluemix](https://discourse.nodered.org/t/nodered-on-bluemix/8684)

<div class="topic-metadata">

**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 3\
**Last updated:** [7 March 2019 12:10 UTC](https://discourse.nodered.org/t/nodered-on-bluemix/8684 "2019-03-07T12:10:47Z")

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have successfully password protected my node-red UI which is installed on my desktop. I am trying to do the same with the node-red UI on my IBM bluemix account. I have read the relevant settings are located in the "blue…

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## [What would be the impact of upgrading ws 1.1.5, a dependency of node-red? (ws has a known high vulnerability)](https://discourse.nodered.org/t/what-would-be-the-impact-of-upgrading-ws-1-1-5-a-dependency-of-node-red-ws-has-a-known-high-vulnerability/8697)

<div class="topic-metadata">

**Author:** [@pkorecki](https://discourse.nodered.org/u/pkorecki)\
**Replies:** 2\
**Last updated:** [7 March 2019 10:24 UTC](https://discourse.nodered.org/t/what-would-be-the-impact-of-upgrading-ws-1-1-5-a-dependency-of-node-red-ws-has-a-known-high-vulnerability/8697 "2019-03-07T10:24:46Z")

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Hello, In a project I am working on we're using node-red in order to extend project's capabilities. The final docker image is scanned with different tools to identify security vulnerabilities, and one of reported high …

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## [Controlling several groups of hue light](https://discourse.nodered.org/t/controlling-several-groups-of-hue-light/8691)

<div class="topic-metadata">

**Author:** [@Mobility3](https://discourse.nodered.org/u/Mobility3)\
**Replies:** 3\
**Last updated:** [7 March 2019 09:37 UTC](https://discourse.nodered.org/t/controlling-several-groups-of-hue-light/8691 "2019-03-07T09:37:01Z")

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Hi there, My target is to change brightness of Hue lights in several groups simultanuously back and forth when motion is detected. At first I tried using the alert functionality, but the problem was that light state ch…

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## [Getting data to CSV](https://discourse.nodered.org/t/getting-data-to-csv/8690)

<div class="topic-metadata">

**Author:** [@camo200sx](https://discourse.nodered.org/u/camo200sx)\
**Replies:** 1\
**Last updated:** [7 March 2019 06:47 UTC](https://discourse.nodered.org/t/getting-data-to-csv/8690 "2019-03-07T06:47:24Z")

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Heya! First off I'm very new to Node Red and equally new to Javascript. Anyways, I have a modbus sensor here (soon to be 6), and have it up and running. After writing a couple registers I read a couple of registers and…

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## [Node Red SerialPort Update Did Not Work](https://discourse.nodered.org/t/node-red-serialport-update-did-not-work/8648)

<div class="topic-metadata">

**Author:** [@tcontrada](https://discourse.nodered.org/u/tcontrada)\
**Replies:** 10\
**Last updated:** [6 March 2019 21:56 UTC](https://discourse.nodered.org/t/node-red-serialport-update-did-not-work/8648 "2019-03-06T21:56:38Z")

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I tried to upgrade to version 0.7.0 for the Serial Port Node, and it did not go correctly. Now I am having difficulty reinstalling it. I have run npm install node-red-node-serialport, but get the following error when I…

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## [How to change installed contrib node (IOT Core/MQTT)](https://discourse.nodered.org/t/how-to-change-installed-contrib-node-iot-core-mqtt/8676)

<div class="topic-metadata">

**Author:** [@Serfempo](https://discourse.nodered.org/u/Serfempo)\
**Replies:** 9\
**Last updated:** [6 March 2019 19:44 UTC](https://discourse.nodered.org/t/how-to-change-installed-contrib-node-iot-core-mqtt/8676 "2019-03-06T19:44:09Z")

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I have been using the node-red-contrib-google-iot-core module to publish to Google's IOT Core MQTT broker and it has been working well. However I want to subscribe to the broker to receive commands on my device from the…

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## [OSC installation help](https://discourse.nodered.org/t/osc-installation-help/8653)

<div class="topic-metadata">

**Author:** [@Gaze\_80](https://discourse.nodered.org/u/Gaze_80)\
**Replies:** 3\
**Last updated:** [6 March 2019 15:42 UTC](https://discourse.nodered.org/t/osc-installation-help/8653 "2019-03-06T15:42:40Z")

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hi! im fairly new to using node-red and npm. im having a little trouble installing the osc node and i was wondering if i could get some insight as to what exactly my errors are with this install. i have copied and paste…

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## [Influxdb output error handling](https://discourse.nodered.org/t/influxdb-output-error-handling/8658)

<div class="topic-metadata">

**Author:** [@cuxcrider](https://discourse.nodered.org/u/cuxcrider)\
**Replies:** 6\
**Last updated:** [6 March 2019 14:43 UTC](https://discourse.nodered.org/t/influxdb-output-error-handling/8658 "2019-03-06T14:43:09Z")

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Hi all, I am successfully writing to my Influxdb using a json message. I'm writing one message per second and so far everything works perfectly. However, I am looking for advice how to do this more intelligently. S…

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## [In node-red dynamic output in function](https://discourse.nodered.org/t/in-node-red-dynamic-output-in-function/8664)

<div class="topic-metadata">

**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 5\
**Last updated:** [6 March 2019 14:19 UTC](https://discourse.nodered.org/t/in-node-red-dynamic-output-in-function/8664 "2019-03-06T14:19:34Z")

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In node-red I wanted the dynamic function output based on message length as I am integrating with chart having multiple line(so message will be in array). So, I wanted the output node of function to be based on function …

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## [How to remove Raspberry PI nodes in 0.19.6?](https://discourse.nodered.org/t/how-to-remove-raspberry-pi-nodes-in-0-19-6/8632)

<div class="topic-metadata">

**Author:** [@WeeSee](https://discourse.nodered.org/u/WeeSee)\
**Replies:** 2\
**Last updated:** [6 March 2019 13:43 UTC](https://discourse.nodered.org/t/how-to-remove-raspberry-pi-nodes-in-0-19-6/8632 "2019-03-06T13:43:23Z")

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My NodeRED instance in running in the cloud. There is no hardware attached. How can the 4 Rasberry PI nodes (keyboard, GPIO in/GPIO out) be removed from the Node palette at the left side? I tried to "npm uninstall" som…

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## [Function node with 2 different outputs](https://discourse.nodered.org/t/function-node-with-2-different-outputs/8660)

<div class="topic-metadata">

**Author:** [@mani2411](https://discourse.nodered.org/u/mani2411)\
**Replies:** 8\
**Last updated:** [6 March 2019 10:16 UTC](https://discourse.nodered.org/t/function-node-with-2-different-outputs/8660 "2019-03-06T10:16:23Z")

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hi all i am interfacing dht sensor with arduino and getting serial data on raspberry pi through node red now i want to create only 1 function to differentiate between temperature and humidity Now i need the js of funct…

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## [Error while trying to POST JSON data to the service Now API](https://discourse.nodered.org/t/error-while-trying-to-post-json-data-to-the-service-now-api/8659)

<div class="topic-metadata">

**Author:** [@Albin](https://discourse.nodered.org/u/Albin)\
**Replies:** 1\
**Last updated:** [6 March 2019 08:56 UTC](https://discourse.nodered.org/t/error-while-trying-to-post-json-data-to-the-service-now-api/8659 "2019-03-06T08:56:53Z")

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Hello , Am new to Node-red. Tried to create an incident in service now by posting JSON data to the rest api. Error: getaddrinfo ENOTFOUND xxxxx.service-now.com xxxxx.service-now.com:443 : https://xxxxx.service-now.com…

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## [MPL3115A2 sensor with raspberry pi](https://discourse.nodered.org/t/mpl3115a2-sensor-with-raspberry-pi/8657)

<div class="topic-metadata">

**Author:** [@manal](https://discourse.nodered.org/u/manal)\
**Replies:** 3\
**Last updated:** [6 March 2019 07:26 UTC](https://discourse.nodered.org/t/mpl3115a2-sensor-with-raspberry-pi/8657 "2019-03-06T07:26:16Z")

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Hi all, I have MPL3115A2 sensor for temperature and pressure and it is connected with raspberry pi . I want to use a node-red to get data from this sensor. Is there any way to do that? note: this sensor use i2c port …

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## [Connect to raspberry pi gpio pins that's not running node-red](https://discourse.nodered.org/t/connect-to-raspberry-pi-gpio-pins-thats-not-running-node-red/8650)

<div class="topic-metadata">

**Author:** [@mebrunner24](https://discourse.nodered.org/u/mebrunner24)\
**Replies:** 5\
**Last updated:** [6 March 2019 07:15 UTC](https://discourse.nodered.org/t/connect-to-raspberry-pi-gpio-pins-thats-not-running-node-red/8650 "2019-03-06T07:15:58Z")

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I would like to know if it's possible to have a raspberry pi (or cluster of Pi's) on a network that you can still communicate to and utilize the node-red gpio flows? The raspberry pi with the gpio pins being used would …

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## [Perfomance impact of debug nodes](https://discourse.nodered.org/t/perfomance-impact-of-debug-nodes/8651)

<div class="topic-metadata">

**Author:** [@uma](https://discourse.nodered.org/u/uma)\
**Replies:** 0\
**Last updated:** [6 March 2019 00:08 UTC](https://discourse.nodered.org/t/perfomance-impact-of-debug-nodes/8651 "2019-03-06T00:08:46Z")

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Hi I have a whole bunch of debug nodes in my flow. All of them are turned on currently. My question is: Is there an impact on runtime performance if the debug nodes are left on if the flow is not being displayed in any…

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## [Undefined when trying to save gmail attachment](https://discourse.nodered.org/t/undefined-when-trying-to-save-gmail-attachment/8642)

<div class="topic-metadata">

**Author:** [@NRdiscrs9393](https://discourse.nodered.org/u/NRdiscrs9393)\
**Replies:** 5\
**Last updated:** [5 March 2019 22:34 UTC](https://discourse.nodered.org/t/undefined-when-trying-to-save-gmail-attachment/8642 "2019-03-05T22:34:19Z")

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Hello, The Store Attachment function in the attached flow is not defining the filename while trying to save a gmail attachment. The result of the flow creates filename: "../../mnt/BreachMedia/undefined" and will not sto…

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## [In node-red how can I have a pagination for a table with amount of elements per page](https://discourse.nodered.org/t/in-node-red-how-can-i-have-a-pagination-for-a-table-with-amount-of-elements-per-page/8548)

<div class="topic-metadata">

**Author:** [@VIKRAMAS](https://discourse.nodered.org/u/VIKRAMAS)\
**Replies:** 7\
**Last updated:** [5 March 2019 17:23 UTC](https://discourse.nodered.org/t/in-node-red-how-can-i-have-a-pagination-for-a-table-with-amount-of-elements-per-page/8548 "2019-03-05T17:23:08Z")

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In node-red I am calling an API and displaying that in a table with sorting but how can I include pagination with amount of elements per page. Below is the code. \<style\> th{ text-align: center; } a { color:#FFFFFF; …

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## [Yeelight rainbow mode](https://discourse.nodered.org/t/yeelight-rainbow-mode/8585)

<div class="topic-metadata">

**Author:** [@shafirin](https://discourse.nodered.org/u/shafirin)\
**Replies:** 10\
**Last updated:** [5 March 2019 17:16 UTC](https://discourse.nodered.org/t/yeelight-rainbow-mode/8585 "2019-03-05T17:16:39Z")

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Hi guys I bought Yeelight and raspberry pi 3. Im using nodered node , What I want is there somewhere to see how to make rainbow mode and I wish to use but how to? Btw this is my for my final year project. I use https:/…

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## [Terminal command to select newly deployed node-red project?](https://discourse.nodered.org/t/terminal-command-to-select-newly-deployed-node-red-project/8576)

<div class="topic-metadata">

**Author:** [@rando](https://discourse.nodered.org/u/rando)\
**Replies:** 3\
**Last updated:** [5 March 2019 17:05 UTC](https://discourse.nodered.org/t/terminal-command-to-select-newly-deployed-node-red-project/8576 "2019-03-05T17:05:08Z")

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I've created a .deb package that deploys my node-red project into the correct directory structure. However when I start node-red it uses a default flows file. Is there a command that I can run after deployment that wil…

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## [Posting flows in Node-RED forum](https://discourse.nodered.org/t/posting-flows-in-node-red-forum/8636)

<div class="topic-metadata">

**Author:** [@chuckf201](https://discourse.nodered.org/u/chuckf201)\
**Replies:** 1\
**Last updated:** [5 March 2019 16:38 UTC](https://discourse.nodered.org/t/posting-flows-in-node-red-forum/8636 "2019-03-05T16:38:14Z")

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Best way to post a flow in forum without streams of text. Would prefer a scroll -able window.

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## [Listen to udp and parse the snmp in it](https://discourse.nodered.org/t/listen-to-udp-and-parse-the-snmp-in-it/8481)

<div class="topic-metadata">

**Author:** [@Albin](https://discourse.nodered.org/u/Albin)\
**Replies:** 16\
**Last updated:** [5 March 2019 09:37 UTC](https://discourse.nodered.org/t/listen-to-udp-and-parse-the-snmp-in-it/8481 "2019-03-05T09:37:51Z")

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Hello guys, New to Node-red. I have a use case to 'Keep running a node to listen to UDP msgs and parse the snmp data in it and then it needs to be forwarded to kafka. Has anyone done something similar. Could you plea…

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## [Can't post XML content with httprequest node](https://discourse.nodered.org/t/cant-post-xml-content-with-httprequest-node/8597)

<div class="topic-metadata">

**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 2\
**Last updated:** [5 March 2019 06:50 UTC](https://discourse.nodered.org/t/cant-post-xml-content-with-httprequest-node/8597 "2019-03-05T06:50:33Z")

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Hi, I got my nodes running fine but impossible to post the XML content, no answer ... the end point is correctly setup. Nothing happen in a console... like it was never sent!!! Can someone verify my Format POST functio…

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## [Question: How to get and set the URL when outputting Watson Assistant's response image and option in Node-RED](https://discourse.nodered.org/t/question-how-to-get-and-set-the-url-when-outputting-watson-assistants-response-image-and-option-in-node-red/8428)

<div class="topic-metadata">

**Author:** [@az-toFu](https://discourse.nodered.org/u/az-toFu)\
**Replies:** 5\
**Last updated:** [5 March 2019 03:21 UTC](https://discourse.nodered.org/t/question-how-to-get-and-set-the-url-when-outputting-watson-assistants-response-image-and-option-in-node-red/8428 "2019-03-05T03:21:07Z")

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I want to make web chatbot using Watson Assistant Watson Assistant's Try it works normally For flows created with Node-RED, text only exchanges are normally done I can not understand how to set response type option a…

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## [IBM Continuous Delivery - repository is empty](https://discourse.nodered.org/t/ibm-continuous-delivery-repository-is-empty/8619)

<div class="topic-metadata">

**Author:** [@VictorStela](https://discourse.nodered.org/u/VictorStela)\
**Replies:** 0\
**Last updated:** [5 March 2019 00:41 UTC](https://discourse.nodered.org/t/ibm-continuous-delivery-repository-is-empty/8619 "2019-03-05T00:41:52Z")

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Hello, I'm trying to use the continuous delivery tool of IBM to access the internal archives of node-red to can use the 'ui builder' node, but when I active the tool, the git repository is empty. Can somebody help me? …

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## [Is there a way to locate all instances of a subflow?](https://discourse.nodered.org/t/is-there-a-way-to-locate-all-instances-of-a-subflow/8616)

<div class="topic-metadata">

**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 2\
**Last updated:** [4 March 2019 23:03 UTC](https://discourse.nodered.org/t/is-there-a-way-to-locate-all-instances-of-a-subflow/8616 "2019-03-04T23:03:36Z")

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I recently confused myself while experimenting with subflows. At one point the Properties tab of the flow template editor reported many more instances of a subflow than I thought I had created. I eventually solved the pr…

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