# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=695

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

**Page:** 696

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## [\[newbie\] How to make a node-red flow for this bash-command](https://discourse.nodered.org/t/newbie-how-to-make-a-node-red-flow-for-this-bash-command/31834)

<div class="topic-metadata">

**Author:** [@hugocoolens](https://discourse.nodered.org/u/hugocoolens)\
**Replies:** 6\
**Last updated:** [21 August 2020 14:38 UTC](https://discourse.nodered.org/t/newbie-how-to-make-a-node-red-flow-for-this-bash-command/31834 "2020-08-21T14:38:52Z")

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I'm trying to make the following command work in node-red: /usr/bin/mpg321 http://progressive-audio.lwc.vrtcdn.be/content/fixed/11\_11niws-snip\_lo.mp3 It doesn't seem a matter of just putting the command in an exec-node…

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## [Display active alarms (Booleans) on dashboard](https://discourse.nodered.org/t/display-active-alarms-booleans-on-dashboard/31819)

<div class="topic-metadata">

**Author:** [@ArneR](https://discourse.nodered.org/u/ArneR)\
**Replies:** 4\
**Last updated:** [21 August 2020 13:45 UTC](https://discourse.nodered.org/t/display-active-alarms-booleans-on-dashboard/31819 "2020-08-21T13:45:53Z")

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Hello everyone I have a list of 50 possible alarms. These come in via a boolean (1 per alarm). I am trying to display the active alarms on the dashboard via the UI-Template-Node. Is there an easy way to accomplish this…

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## [Bug report on errors shown in node?](https://discourse.nodered.org/t/bug-report-on-errors-shown-in-node/31833)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 5\
**Last updated:** [21 August 2020 13:37 UTC](https://discourse.nodered.org/t/bug-report-on-errors-shown-in-node/31833 "2020-08-21T13:37:36Z")

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I am not having luck with writing code in a function node. (My fault/problem) But what is happening seems strange. If I am on the line, there is no error shown. But if I move to another line, the line which I was on …

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## [Multiple email recipients](https://discourse.nodered.org/t/multiple-email-recipients/31798)

<div class="topic-metadata">

**Author:** [@lesmar96](https://discourse.nodered.org/u/lesmar96)\
**Replies:** 3\
**Last updated:** [21 August 2020 13:36 UTC](https://discourse.nodered.org/t/multiple-email-recipients/31798 "2020-08-21T13:36:44Z")

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Hello, My node -red code is sending emails properly, but we would like to add a more than one email address for it to send to. What is the recommend way of doing this? Thanks!

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## [Multiple Routers used at Once](https://discourse.nodered.org/t/multiple-routers-used-at-once/31556)

<div class="topic-metadata">

**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\
**Replies:** 39\
**Last updated:** [21 August 2020 13:12 UTC](https://discourse.nodered.org/t/multiple-routers-used-at-once/31556 "2020-08-21T13:12:57Z")

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HI guys, I\`m trying to use Node Red to submit the same data from a sensor to two different routers at the same time, is there a specific node that allows me to do this? Thank you all in advance

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## [Set variable in Change Node JSON](https://discourse.nodered.org/t/set-variable-in-change-node-json/31829)

<div class="topic-metadata">

**Author:** [@Hubertus](https://discourse.nodered.org/u/Hubertus)\
**Replies:** 2\
**Last updated:** [21 August 2020 12:28 UTC](https://discourse.nodered.org/t/set-variable-in-change-node-json/31829 "2020-08-21T12:28:27Z")

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may bee a simple question - i have a change node: with the following JSON: { "args": \[ 21 \] } now i have to set the "21" dynamicly e.g. with msg.payload. If i do so i get an error "Invalid Token". O…

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## [In nodered how to send data integer (four bytes) to tcp device](https://discourse.nodered.org/t/in-nodered-how-to-send-data-integer-four-bytes-to-tcp-device/31826)

<div class="topic-metadata">

**Author:** [@RAHUL](https://discourse.nodered.org/u/RAHUL)\
**Replies:** 1\
**Last updated:** [21 August 2020 12:11 UTC](https://discourse.nodered.org/t/in-nodered-how-to-send-data-integer-four-bytes-to-tcp-device/31826 "2020-08-21T12:11:17Z")

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I was integrating with the teltonica GPS device while integrating codec8 GPS device. So, as per document I have to send number of data received as integer (four bytes), means the number of data in the packet in integer(f…

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## [Add a new Flow to the nr Library](https://discourse.nodered.org/t/add-a-new-flow-to-the-nr-library/31659)

<div class="topic-metadata">

**Author:** [@ionware1a](https://discourse.nodered.org/u/ionware1a)\
**Replies:** 2\
**Last updated:** [21 August 2020 11:10 UTC](https://discourse.nodered.org/t/add-a-new-flow-to-the-nr-library/31659 "2020-08-21T11:10:47Z")

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I want to share my smart thermostat flow(s) to the nr flow library. I sign in and fill in the form, copy the json code etc and hit the 'Create Flow' .. and nothing happens?! :roll\_eyes: "This will create a private gist…

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## [Connect two node-reds](https://discourse.nodered.org/t/connect-two-node-reds/31784)

<div class="topic-metadata">

**Author:** [@Roger](https://discourse.nodered.org/u/Roger)\
**Replies:** 10\
**Last updated:** [21 August 2020 08:28 UTC](https://discourse.nodered.org/t/connect-two-node-reds/31784 "2020-08-21T08:28:52Z")

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Hi all! Somebody knows how can I transmit the data that I'm receiving in one node red to the node red that I open in other computer? I'm trying it with MQTT but I think that it's not the solution for what I need.

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## [Setting up email send node from the Dashboard (dynamic credentials)](https://discourse.nodered.org/t/setting-up-email-send-node-from-the-dashboard-dynamic-credentials/31814)

<div class="topic-metadata">

**Author:** [@tymarbut](https://discourse.nodered.org/u/tymarbut)\
**Replies:** 0\
**Last updated:** [21 August 2020 07:52 UTC](https://discourse.nodered.org/t/setting-up-email-send-node-from-the-dashboard-dynamic-credentials/31814 "2020-08-21T07:52:38Z")

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This isn't really a Dashboard question (just involves the Dashboard), so I'll post in General: If we disregard the actual advisability of entering an email address and its password into a dashboard (that's its own issue…

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## [Remote Browser Audio](https://discourse.nodered.org/t/remote-browser-audio/31802)

<div class="topic-metadata">

**Author:** [@jbroome](https://discourse.nodered.org/u/jbroome)\
**Replies:** 1\
**Last updated:** [20 August 2020 23:56 UTC](https://discourse.nodered.org/t/remote-browser-audio/31802 "2020-08-20T23:56:55Z")

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Is there a known issue trying to get an audio output node to work if using a remote connection?

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## [Stuck on "Loading Palette" Screen](https://discourse.nodered.org/t/stuck-on-loading-palette-screen/31799)

<div class="topic-metadata">

**Author:** [@jbroome](https://discourse.nodered.org/u/jbroome)\
**Replies:** 2\
**Last updated:** [20 August 2020 23:39 UTC](https://discourse.nodered.org/t/stuck-on-loading-palette-screen/31799 "2020-08-20T23:39:40Z")

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How would I go about troubleshooting the home page hanging up on the "Loading Palette" screen?

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## [Flow to insert into MySQL table](https://discourse.nodered.org/t/flow-to-insert-into-mysql-table/31712)

<div class="topic-metadata">

**Author:** [@thagan](https://discourse.nodered.org/u/thagan)\
**Replies:** 5\
**Last updated:** [20 August 2020 19:06 UTC](https://discourse.nodered.org/t/flow-to-insert-into-mysql-table/31712 "2020-08-20T19:06:50Z")

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Hello, I currently have a flow working that inserts data from a controller device into a MSSQL table. However I need to change it to insert the data into a MySQL table. The flow is a timestamp insert every minute, it re…

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## [Communication between Python and Offline Nodered](https://discourse.nodered.org/t/communication-between-python-and-offline-nodered/31770)

<div class="topic-metadata">

**Author:** [@Sandy](https://discourse.nodered.org/u/Sandy)\
**Replies:** 20\
**Last updated:** [20 August 2020 19:00 UTC](https://discourse.nodered.org/t/communication-between-python-and-offline-nodered/31770 "2020-08-20T19:00:45Z")

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Hi all, I have downloaded offline Desktop node-red, I have python 3.6.8. I know how to send Data from python to Node-red via Cloud or server(eg\>Mqtt). I want to send data from python that is when i run the python fil…

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## [How to get IP from bash command](https://discourse.nodered.org/t/how-to-get-ip-from-bash-command/31792)

<div class="topic-metadata">

**Author:** [@hugocoolens](https://discourse.nodered.org/u/hugocoolens)\
**Replies:** 11\
**Last updated:** [20 August 2020 18:29 UTC](https://discourse.nodered.org/t/how-to-get-ip-from-bash-command/31792 "2020-08-20T18:29:49Z")

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I'm trying to get the ip-adres of the raspberry pi which my node-red server is running on (it has Rhasspy running on it too, so I'll be able to ask for it, but that is not the issue). I use this bash-command: /sbin/ip …

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## [Can't reach Nora. Token change?](https://discourse.nodered.org/t/cant-reach-nora-token-change/31788)

<div class="topic-metadata">

**Author:** [@tfmeier](https://discourse.nodered.org/u/tfmeier)\
**Replies:** 0\
**Last updated:** [20 August 2020 13:54 UTC](https://discourse.nodered.org/t/cant-reach-nora-token-change/31788 "2020-08-20T13:54:11Z")

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I have used Nora now for a few months without any issues. Was making some changes to Node-RED and saw the Nora nodes in a 'not connected' state. Nothing aparent so I had a look at the Nora site and as it turned out the t…

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## [Serial port /dev/ttyUSB0 closed unexpectedly again](https://discourse.nodered.org/t/serial-port-dev-ttyusb0-closed-unexpectedly-again/31175)

<div class="topic-metadata">

**Author:** [@edje11](https://discourse.nodered.org/u/edje11)\
**Replies:** 16\
**Last updated:** [20 August 2020 13:02 UTC](https://discourse.nodered.org/t/serial-port-dev-ttyusb0-closed-unexpectedly-again/31175 "2020-08-20T13:02:36Z")

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I have the problem with serial port closed unexpectedly again. See this topic Tried today updating NR to V1.1.2, no problems with that. However also the Serial node is update then to 0.10.3 and that gives me the problem…

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## [Send Telegram Messages to more than one receiver](https://discourse.nodered.org/t/send-telegram-messages-to-more-than-one-receiver/31689)

<div class="topic-metadata">

**Author:** [@terminus](https://discourse.nodered.org/u/terminus)\
**Replies:** 3\
**Last updated:** [20 August 2020 12:10 UTC](https://discourse.nodered.org/t/send-telegram-messages-to-more-than-one-receiver/31689 "2020-08-20T12:10:32Z")

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As you might already thinking, I'm a total noob. I'm trying to get NodeRed to send a Notification to more than on Telegram ID. So I set up a function Node like this: msg.payload = { title : 'Türchen geöffnet', c…

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## [Garage door automation](https://discourse.nodered.org/t/garage-door-automation/1543)

<div class="topic-metadata">

**Author:** [@WhiskerBiscuit](https://discourse.nodered.org/u/WhiskerBiscuit)\
**Replies:** 10\
**Last updated:** [14 July 2018 20:14 UTC](https://discourse.nodered.org/t/garage-door-automation/1543 "2018-07-14T20:14:07Z")

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I’m new to using Home Assistant and someone suggested that Node Red might be able to accomplish an automation I want to create. I want my garage door to open when I approach it, however I only want this to happen if I’m…

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## [Looking for suggestions on how to condense an array of arrays (nRF24L01 scan results)](https://discourse.nodered.org/t/looking-for-suggestions-on-how-to-condense-an-array-of-arrays-nrf24l01-scan-results/31753)

<div class="topic-metadata">

**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 5\
**Last updated:** [20 August 2020 11:10 UTC](https://discourse.nodered.org/t/looking-for-suggestions-on-how-to-condense-an-array-of-arrays-nrf24l01-scan-results/31753 "2020-08-20T11:10:01Z")

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I'm looking for some ideas (before I go reinventing an existing solution) on how to process some data. Background: I'm playing with the nRF24L01+ transceiver and scanning the channels available. There is a program that …

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## [I don't understand if the timer is working or not?](https://discourse.nodered.org/t/i-dont-understand-if-the-timer-is-working-or-not/31768)

<div class="topic-metadata">

**Author:** [@Zerg](https://discourse.nodered.org/u/Zerg)\
**Replies:** 0\
**Last updated:** [20 August 2020 09:15 UTC](https://discourse.nodered.org/t/i-dont-understand-if-the-timer-is-working-or-not/31768 "2020-08-20T09:15:06Z")

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I am beginner in Node-Red and am trying to understand in this example - "Timer". https://notenoughtech.com/home-automation/a-timer-in-nodered/ I have set the time! This can be seen on the screenshot. Under the node nam…

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## [License for company use](https://discourse.nodered.org/t/license-for-company-use/31765)

<div class="topic-metadata">

**Author:** [@elicom](https://discourse.nodered.org/u/elicom)\
**Replies:** 3\
**Last updated:** [20 August 2020 08:41 UTC](https://discourse.nodered.org/t/license-for-company-use/31765 "2020-08-20T08:41:43Z")

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Hello all! I'm working for a company that is curious about Node-RED and I was reading about licenses. There is no license for Node-RED, but there might be for external flows. Is that correct? Thank you so much in advan…

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## [MQTT messages and getting back the original message](https://discourse.nodered.org/t/mqtt-messages-and-getting-back-the-original-message/31750)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 29\
**Last updated:** [20 August 2020 08:20 UTC](https://discourse.nodered.org/t/mqtt-messages-and-getting-back-the-original-message/31750 "2020-08-20T08:20:30Z")

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I am sorry, I know I have asked before, but now can't remember and when I tried to search for it here, couldn't find it. Yes, You will find it .... as quick as when you try. I don't know why that is. I am receiving a …

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## [How to connect two UI's](https://discourse.nodered.org/t/how-to-connect-two-uis/31495)

<div class="topic-metadata">

**Author:** [@makram](https://discourse.nodered.org/u/makram)\
**Replies:** 3\
**Last updated:** [20 August 2020 08:16 UTC](https://discourse.nodered.org/t/how-to-connect-two-uis/31495 "2020-08-20T08:16:11Z")

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suppose i have two flow , flow 1 & flow 2 and in flow 1 i have a button and i want to call to call my flow 2 using this button. How can i connect my switch with flow 2 so that whenever this switch is pressed the flow 2 u…

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## [Node-red is logging messages with incorrect severity](https://discourse.nodered.org/t/node-red-is-logging-messages-with-incorrect-severity/31726)

<div class="topic-metadata">

**Author:** [@Shaquu](https://discourse.nodered.org/u/Shaquu)\
**Replies:** 1\
**Last updated:** [20 August 2020 07:27 UTC](https://discourse.nodered.org/t/node-red-is-logging-messages-with-incorrect-severity/31726 "2020-08-20T07:27:02Z")

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Hi, I have noticed that node-red logs redirected to syslog are using incorrect severity. As you see some records have \[info\] in message and are under info severity. But when I triggered error (type error in function …

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## [How do I create an object to pass to alexa.remote2](https://discourse.nodered.org/t/how-do-i-create-an-object-to-pass-to-alexa-remote2/31757)

<div class="topic-metadata">

**Author:** [@v8dave](https://discourse.nodered.org/u/v8dave)\
**Replies:** 2\
**Last updated:** [20 August 2020 07:08 UTC](https://discourse.nodered.org/t/how-do-i-create-an-object-to-pass-to-alexa-remote2/31757 "2020-08-20T07:08:09Z")

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I am trying to control a device and create a generic function that can take a topic with the device name and a payload with ON or OFF but I can't seem to figure out the code for this. I am trying to pass this to an alex.…

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## [SWITCH node not playing the game](https://discourse.nodered.org/t/switch-node-not-playing-the-game/31751)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [20 August 2020 05:22 UTC](https://discourse.nodered.org/t/switch-node-not-playing-the-game/31751 "2020-08-20T05:22:43Z")

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I am (again) not seeing the bigger picture. I am playing with switch nodes and it doesn't seem to be behaving. See nodes inside red boundary. This is the code: \[{"id":"426ead5c.df267c","type":"switch","z":"a1911aa3…

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## [Is node-red causing this i2c problem](https://discourse.nodered.org/t/is-node-red-causing-this-i2c-problem/31709)

<div class="topic-metadata">

**Author:** [@Peter\_Truman](https://discourse.nodered.org/u/Peter_Truman)\
**Replies:** 3\
**Last updated:** [19 August 2020 22:52 UTC](https://discourse.nodered.org/t/is-node-red-causing-this-i2c-problem/31709 "2020-08-19T22:52:21Z")

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Hi - I wonder if anyone can offer any insight into this problem? Pi 4B, Raspbian 10 (buster) From a fresh reboot i2cdetect -y 1 (see pic) Start Node-Red (and do nothing else - I don't have any i2c nodes installed) i…

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## [Passing colors to Alexa via remote2](https://discourse.nodered.org/t/passing-colors-to-alexa-via-remote2/31740)

<div class="topic-metadata">

**Author:** [@wecoyote5](https://discourse.nodered.org/u/wecoyote5)\
**Replies:** 2\
**Last updated:** [19 August 2020 19:25 UTC](https://discourse.nodered.org/t/passing-colors-to-alexa-via-remote2/31740 "2020-08-19T19:25:31Z")

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Hi all, I'm converting from ST to Hubitat and Node Red. I'm using Alexa Remote 2 to access Alexa from NR. So far, knock on wood, everything has been working just fine. I have a few RGBW LED WiFi controllers from Tuya th…

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## [Pi turn on via Node Red](https://discourse.nodered.org/t/pi-turn-on-via-node-red/31737)

<div class="topic-metadata">

**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\
**Replies:** 3\
**Last updated:** [19 August 2020 17:07 UTC](https://discourse.nodered.org/t/pi-turn-on-via-node-red/31737 "2020-08-19T17:07:08Z")

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Hi guys, New problem for you all - I\`ve been struggling with ideas for how to start up a pi if it crashes on Node Red. My concept - I have two pis, one acting as a heart beat passing a ping across. If the ping comes …

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