# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=881

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

**Page:** 882

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## [Node conflict in pallet manager](https://discourse.nodered.org/t/node-conflict-in-pallet-manager/11697)

<div class="topic-metadata">

**Author:** [@Duncan](https://discourse.nodered.org/u/Duncan)\
**Replies:** 7\
**Last updated:** [30 May 2019 09:41 UTC](https://discourse.nodered.org/t/node-conflict-in-pallet-manager/11697 "2019-05-30T09:41:12Z")

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Could you please assist in the following problem. I have tried to remove this "node-red-node-geofence" with npm uninstall. I still see it in the pallet manager and in the left node column. How do I completely remove it…

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## [Node-Red SSL Issue](https://discourse.nodered.org/t/node-red-ssl-issue/11669)

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**Author:** [@Himanshu](https://discourse.nodered.org/u/Himanshu)\
**Replies:** 2\
**Last updated:** [30 May 2019 06:30 UTC](https://discourse.nodered.org/t/node-red-ssl-issue/11669 "2019-05-30T06:30:30Z")

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I have followed http://www.steves-internet-guide.com/securing-node-red-ssl/ . But when i am sending webhooks from shopify to node-red http end point . It is not sending any request then i have trued beeceptor and redire…

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## [Run execute python file with node red on raspberry pi](https://discourse.nodered.org/t/run-execute-python-file-with-node-red-on-raspberry-pi/11679)

<div class="topic-metadata">

**Author:** [@Jimjiy](https://discourse.nodered.org/u/Jimjiy)\
**Replies:** 8\
**Last updated:** [30 May 2019 06:09 UTC](https://discourse.nodered.org/t/run-execute-python-file-with-node-red-on-raspberry-pi/11679 "2019-05-30T06:09:23Z")

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How do i open a python file/script from node red on raspberry pi

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## [Testing a MQTT node in a Node-RED flow using Mocha and node-red-node-test-helper node](https://discourse.nodered.org/t/testing-a-mqtt-node-in-a-node-red-flow-using-mocha-and-node-red-node-test-helper-node/1358)

<div class="topic-metadata">

**Author:** [@sybeleon](https://discourse.nodered.org/u/sybeleon)\
**Replies:** 3\
**Last updated:** [30 May 2019 00:15 UTC](https://discourse.nodered.org/t/testing-a-mqtt-node-in-a-node-red-flow-using-mocha-and-node-red-node-test-helper-node/1358 "2019-05-30T00:15:11Z")

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Hello everyone, I’m trying to test a Node-RED flow using Mocha and node-red-node-test-helper node. More specifically, I would like to test something like the enclosed subflow, by simulating/mocking a message sent from a…

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## [Send a mail using Node RED](https://discourse.nodered.org/t/send-a-mail-using-node-red/11368)

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**Author:** [@VictorKobayashi](https://discourse.nodered.org/u/VictorKobayashi)\
**Replies:** 8\
**Last updated:** [29 May 2019 16:33 UTC](https://discourse.nodered.org/t/send-a-mail-using-node-red/11368 "2019-05-29T16:33:00Z")

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Hello, I'm trying to send a mail using Node-RED but I always have the error "Erreur: fermeture inattendue du socket". Someone can help me please ? Thanks

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## [Water level gauge](https://discourse.nodered.org/t/water-level-gauge/11581)

<div class="topic-metadata">

**Author:** [@unknow](https://discourse.nodered.org/u/unknow)\
**Replies:** 3\
**Last updated:** [29 May 2019 07:39 UTC](https://discourse.nodered.org/t/water-level-gauge/11581 "2019-05-29T07:39:10Z")

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how to make a water level gauge with an ultrasonic and arduino sensor ?

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## [Calling node-red flows from node app](https://discourse.nodered.org/t/calling-node-red-flows-from-node-app/11667)

<div class="topic-metadata">

**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 6\
**Last updated:** [29 May 2019 12:34 UTC](https://discourse.nodered.org/t/calling-node-red-flows-from-node-app/11667 "2019-05-29T12:34:45Z")

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i found problem on embadding my node-red flow on my nodejs app. here's my setting // Create a server var server\_nr = http.createServer(app); // Create the settings object - see default settings.js file for other opt…

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## [Unable to send numbers through websockets](https://discourse.nodered.org/t/unable-to-send-numbers-through-websockets/11638)

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**Author:** [@Andres](https://discourse.nodered.org/u/Andres)\
**Replies:** 2\
**Last updated:** [29 May 2019 10:55 UTC](https://discourse.nodered.org/t/unable-to-send-numbers-through-websockets/11638 "2019-05-29T10:55:50Z")

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Hello everyone! I was playing around with websockets and made a simple flow that worked, it consists in receiving every second a timestamp and a button that when is pressed it send th word "prueba" as payload. Then for …

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## [How can i have a physical button that toggles a switch on the dashboard?](https://discourse.nodered.org/t/how-can-i-have-a-physical-button-that-toggles-a-switch-on-the-dashboard/5951)

<div class="topic-metadata">

**Author:** [@IvarMvl](https://discourse.nodered.org/u/IvarMvl)\
**Replies:** 4\
**Last updated:** [29 May 2019 10:14 UTC](https://discourse.nodered.org/t/how-can-i-have-a-physical-button-that-toggles-a-switch-on-the-dashboard/5951 "2019-05-29T10:14:44Z")

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hi, i'm using NodeRed on my raspberry pi, and I have a physical button wired up to the GPIO pin and it works. what's the easiest way to make a switch on the dashboard turn on if it's off, and vica versa, when i press th…

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## [Js-yaml 3.13.1 vulnerability](https://discourse.nodered.org/t/js-yaml-3-13-1-vulnerability/11666)

<div class="topic-metadata">

**Author:** [@Louise](https://discourse.nodered.org/u/Louise)\
**Replies:** 0\
**Last updated:** [29 May 2019 09:43 UTC](https://discourse.nodered.org/t/js-yaml-3-13-1-vulnerability/11666 "2019-05-29T09:43:02Z")

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Hello everyone, I was installing a custom node and I got a "found 1 high severity vulnerability". Using npm audit I found out that the vulnerability is js-yaml and for more information I had to look here: https://www.np…

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## [Mqtt to save a file](https://discourse.nodered.org/t/mqtt-to-save-a-file/11495)

<div class="topic-metadata">

**Author:** [@oli.nodered](https://discourse.nodered.org/u/oli.nodered)\
**Replies:** 13\
**Last updated:** [29 May 2019 09:10 UTC](https://discourse.nodered.org/t/mqtt-to-save-a-file/11495 "2019-05-29T09:10:41Z")

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Bonjour i use mqtt to download an image to an another node red application. I can display this file/image on my dashboard, but i can't save the file on the disk can you help me ? Merci Olivier

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## [Function Editor - Bigger Window](https://discourse.nodered.org/t/function-editor-bigger-window/11658)

<div class="topic-metadata">

**Author:** [@daxkamala](https://discourse.nodered.org/u/daxkamala)\
**Replies:** 1\
**Last updated:** [29 May 2019 09:03 UTC](https://discourse.nodered.org/t/function-editor-bigger-window/11658 "2019-05-29T09:03:29Z")

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I've been using Node-Red for a long time and always moaned about the size of the code area for functions. Today by complete accident I hit enter while in the function title field. Wow! I immediately got a much bigger ed…

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## [Multiple NodeRED instances behind Nginx Reverse proxy](https://discourse.nodered.org/t/multiple-nodered-instances-behind-nginx-reverse-proxy/11612)

<div class="topic-metadata">

**Author:** [@Batto](https://discourse.nodered.org/u/Batto)\
**Replies:** 2\
**Last updated:** [29 May 2019 07:13 UTC](https://discourse.nodered.org/t/multiple-nodered-instances-behind-nginx-reverse-proxy/11612 "2019-05-29T07:13:31Z")

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Hi guys, I'm preparing a stage in my fablab to teach NodeRED. As I want everyone has its own NodeRED instance, I created multiple instances on my Proxmox server. In front I have an Nginx virtual machine which manages H…

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## [Http from HC2 to node red](https://discourse.nodered.org/t/http-from-hc2-to-node-red/11572)

<div class="topic-metadata">

**Author:** [@sucram](https://discourse.nodered.org/u/sucram)\
**Replies:** 24\
**Last updated:** [28 May 2019 19:17 UTC](https://discourse.nodered.org/t/http-from-hc2-to-node-red/11572 "2019-05-28T19:17:38Z")

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I wonder if someone can point me in the right direction when i ask; When i type http://127.0.0.1:1880/play in a browser, i start a service i am using (Node red flow with http end-point). The flow is set up, runs when i…

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## [Don't know how to pull flow context without quotations in a template](https://discourse.nodered.org/t/dont-know-how-to-pull-flow-context-without-quotations-in-a-template/11563)

<div class="topic-metadata">

**Author:** [@NRdiscrs9393](https://discourse.nodered.org/u/NRdiscrs9393)\
**Replies:** 15\
**Last updated:** [28 May 2019 16:28 UTC](https://discourse.nodered.org/t/dont-know-how-to-pull-flow-context-without-quotations-in-a-template/11563 "2019-05-28T16:28:23Z")

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How might I setup this template node to pull flow.fmodeUpstairsSet without the " " marks in the payload? Here's the template: {"fmode":"{{flow.fmodeUpstairsSet}}"} \[{"id":"a5b99c87.21cf68","type":"inject","z":"5d29b…

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## [\[SOLVED\]Debug after range](https://discourse.nodered.org/t/solved-debug-after-range/11640)

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**Author:** [@bumann](https://discourse.nodered.org/u/bumann)\
**Replies:** 4\
**Last updated:** [28 May 2019 16:18 UTC](https://discourse.nodered.org/t/solved-debug-after-range/11640 "2019-05-28T16:18:04Z")

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Hi, i want to range a input from 0-3 to 1-100. The payload comes from TTN Node via TTN uplink function in nodered. I use the range function in nodered. I can show the output from range function on my dashboard via a …

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## [Can't reach localhost in node-red with http request node](https://discourse.nodered.org/t/cant-reach-localhost-in-node-red-with-http-request-node/11632)

<div class="topic-metadata">

**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 2\
**Last updated:** [28 May 2019 13:10 UTC](https://discourse.nodered.org/t/cant-reach-localhost-in-node-red-with-http-request-node/11632 "2019-05-28T13:10:50Z")

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i have a web services URLs that starts with http://localhost:8001/clients. i have tried to put it in http request node but it always get statusCode: 401 ( unauthorised). but when i type in chrome http://localhost:8001/c…

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## [How to inject msg.payload.value as msg.id to function node?](https://discourse.nodered.org/t/how-to-inject-msg-payload-value-as-msg-id-to-function-node/11627)

<div class="topic-metadata">

**Author:** [@muharremsari](https://discourse.nodered.org/u/muharremsari)\
**Replies:** 9\
**Last updated:** [28 May 2019 10:32 UTC](https://discourse.nodered.org/t/how-to-inject-msg-payload-value-as-msg-id-to-function-node/11627 "2019-05-28T10:32:59Z")

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\[{"id":"9d466ec1.7ecb6","type":"function","z":"e50cdc2d.57d62","name":"inputsource msg.id or msg.name","func":"var lookups = flow.get(\\"lookups\\");\\nif(msg.id){\\n msg.payload = lookups.id2name\[msg.id\]; \\n return ms…

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## [Function Code all on one line](https://discourse.nodered.org/t/function-code-all-on-one-line/11602)

<div class="topic-metadata">

**Author:** [@lozzer65](https://discourse.nodered.org/u/lozzer65)\
**Replies:** 6\
**Last updated:** [28 May 2019 10:14 UTC](https://discourse.nodered.org/t/function-code-all-on-one-line/11602 "2019-05-28T10:14:54Z")

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I have an issue where the code is un readable. Anyone else have this or know a solution ?

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## [Temp, humidity and current AC state flow](https://discourse.nodered.org/t/temp-humidity-and-current-ac-state-flow/9601)

<div class="topic-metadata">

**Author:** [@bwanajag](https://discourse.nodered.org/u/bwanajag)\
**Replies:** 8\
**Last updated:** [28 May 2019 08:28 UTC](https://discourse.nodered.org/t/temp-humidity-and-current-ac-state-flow/9601 "2019-05-28T08:28:25Z")

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New to NodeRed and not a programmer, trying to setup a flow where after polling the temperature and humidity sensors, and knowing the current state of the AC, I will turn on the AC if the temp it \>=28, but only if the…

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## [Azure IoT Hub stops receiving data](https://discourse.nodered.org/t/azure-iot-hub-stops-receiving-data/9330)

<div class="topic-metadata">

**Author:** [@Afew](https://discourse.nodered.org/u/Afew)\
**Replies:** 3\
**Last updated:** [28 May 2019 07:54 UTC](https://discourse.nodered.org/t/azure-iot-hub-stops-receiving-data/9330 "2019-05-28T07:54:03Z")

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Greetings everyone, I've been trying to use the azure-iot-hub (https://flows.nodered.org/node/node-red-contrib-azure-iot-hub) node to aquire data from some devices registered on the platform, and for the most of the tim…

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## [Send input value on input changes](https://discourse.nodered.org/t/send-input-value-on-input-changes/10638)

<div class="topic-metadata">

**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 10\
**Last updated:** [28 May 2019 06:21 UTC](https://discourse.nodered.org/t/send-input-value-on-input-changes/10638 "2019-05-28T06:21:19Z")

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How can i send the value of input text when it changes it value ? i have tried msg.send(msg.input) but it doesn't work !! $('#search\_field\_input').on('input',function(msg){ msg.input = $("#search\_field\_input").val();…

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## [Node red and phpmyadmin](https://discourse.nodered.org/t/node-red-and-phpmyadmin/11388)

<div class="topic-metadata">

**Author:** [@Jimjiy](https://discourse.nodered.org/u/Jimjiy)\
**Replies:** 4\
**Last updated:** [28 May 2019 04:37 UTC](https://discourse.nodered.org/t/node-red-and-phpmyadmin/11388 "2019-05-28T04:37:08Z")

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Can i get some advice how to connect node red IBM platform to phpmyadmin mysql database

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## [MSSQL 2 instances same server, 2 different databases](https://discourse.nodered.org/t/mssql-2-instances-same-server-2-different-databases/9024)

<div class="topic-metadata">

**Author:** [@IulianDuta](https://discourse.nodered.org/u/IulianDuta)\
**Replies:** 11\
**Last updated:** [27 May 2019 22:22 UTC](https://discourse.nodered.org/t/mssql-2-instances-same-server-2-different-databases/9024 "2019-05-27T22:22:54Z")

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Hello Guys, I have a problem with MSSQL-Plus node. I have 2 separate flows that are adding values to same MSSQL server, but on 2 different databases, with 2 different users and passwords. Even if i select the correct c…

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## [Linking with OPC UA](https://discourse.nodered.org/t/linking-with-opc-ua/11592)

<div class="topic-metadata">

**Author:** [@Digs\_10](https://discourse.nodered.org/u/Digs_10)\
**Replies:** 1\
**Last updated:** [27 May 2019 21:26 UTC](https://discourse.nodered.org/t/linking-with-opc-ua/11592 "2019-05-27T21:26:43Z")

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Not able to get the debugging output after connecting to OPC UA CLIENT

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## [What are ways to convert enumerated message to meaning message?](https://discourse.nodered.org/t/what-are-ways-to-convert-enumerated-message-to-meaning-message/11599)

<div class="topic-metadata">

**Author:** [@muharremsari](https://discourse.nodered.org/u/muharremsari)\
**Replies:** 2\
**Last updated:** [27 May 2019 17:59 UTC](https://discourse.nodered.org/t/what-are-ways-to-convert-enumerated-message-to-meaning-message/11599 "2019-05-27T17:59:53Z")

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I have a enumerated states from an UPS . How can I convert enumarated message to meaning message ? other(1), none(2), primaryUtility(3), bypassFeed(4), secondaryUtility(5), generator(6), flywheel(7), fuelcell(8) …

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## [Http get socket hang up!](https://discourse.nodered.org/t/http-get-socket-hang-up/11603)

<div class="topic-metadata">

**Author:** [@BartosIstvan](https://discourse.nodered.org/u/BartosIstvan)\
**Replies:** 10\
**Last updated:** [27 May 2019 17:20 UTC](https://discourse.nodered.org/t/http-get-socket-hang-up/11603 "2019-05-27T17:20:01Z")

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Hello I'm trying to send a http get request to my API to get json data. To access my API I need to pass a token in the http.header. The Node-red runs on a Simatic IOT2040 and my API is running local on my PC. With postm…

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## [Reset a node's internal state for testing](https://discourse.nodered.org/t/reset-a-nodes-internal-state-for-testing/11605)

<div class="topic-metadata">

**Author:** [@stew](https://discourse.nodered.org/u/stew)\
**Replies:** 3\
**Last updated:** [27 May 2019 15:38 UTC](https://discourse.nodered.org/t/reset-a-nodes-internal-state-for-testing/11605 "2019-05-27T15:38:28Z")

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Hi, I am currently testing a flow that has multiple 'eztimer' nodes in it. These work great for scheduling something to run once a day, but as soon as they have triggered for the day, they won't trigger again until the…

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## [Path Prefix challenge with NR in Kubernetes](https://discourse.nodered.org/t/path-prefix-challenge-with-nr-in-kubernetes/11590)

<div class="topic-metadata">

**Author:** [@mchoeti](https://discourse.nodered.org/u/mchoeti)\
**Replies:** 0\
**Last updated:** [27 May 2019 10:27 UTC](https://discourse.nodered.org/t/path-prefix-challenge-with-nr-in-kubernetes/11590 "2019-05-27T10:27:10Z")

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Hi all! I have a challenge with Node Red in my Kubernetes Cluster. The installation was done NodeRed und the Nginx-ingress via a HELM chart. Good news are: NR is available on FQDN: http:// my.server.name:31827 IP: …

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## [How to seperate incoming ARRAY message from SNMP device](https://discourse.nodered.org/t/how-to-seperate-incoming-array-message-from-snmp-device/11584)

<div class="topic-metadata">

**Author:** [@muharremsari](https://discourse.nodered.org/u/muharremsari)\
**Replies:** 3\
**Last updated:** [27 May 2019 09:03 UTC](https://discourse.nodered.org/t/how-to-seperate-incoming-array-message-from-snmp-device/11584 "2019-05-27T09:03:28Z")

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How it does.

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