# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1102

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

**Page:** 1103

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## [Node.error only sends msg.payload](https://discourse.nodered.org/t/node-error-only-sends-msg-payload/25845)

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**Author:** [@svj](https://discourse.nodered.org/u/svj)\
**Replies:** 2\
**Last updated:** [1 May 2020 05:09 UTC](https://discourse.nodered.org/t/node-error-only-sends-msg-payload/25845 "2020-05-01T05:09:44Z")

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Hi All, I'm having issues getting the node.error function to return the complete message in the catch node. I'm using node.error("error test", msg); in a function node. The catch node only returns msg.payload. What…

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## [Assign key to variable](https://discourse.nodered.org/t/assign-key-to-variable/25837)

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**Author:** [@chrisgla](https://discourse.nodered.org/u/chrisgla)\
**Replies:** 9\
**Last updated:** [1 May 2020 01:37 UTC](https://discourse.nodered.org/t/assign-key-to-variable/25837 "2020-05-01T01:37:11Z")

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Struggling to get the format correct for this:- var VehTemp = "msg.payload.climate\_state.outside\_temp" || 99; Have tried separators, moustache's and probably grown a beard while trying! Thanks! \[{"id":"2f4b71c.592088…

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## [MQTT set via flow](https://discourse.nodered.org/t/mqtt-set-via-flow/25836)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 3\
**Last updated:** [30 April 2020 21:56 UTC](https://discourse.nodered.org/t/mqtt-set-via-flow/25836 "2020-04-30T21:56:55Z")

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Are there a way of setting the MQTT via a flow?

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## [More help with BigTimer](https://discourse.nodered.org/t/more-help-with-bigtimer/25789)

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**Author:** [@ajaymccollum](https://discourse.nodered.org/u/ajaymccollum)\
**Replies:** 2\
**Last updated:** [30 April 2020 21:29 UTC](https://discourse.nodered.org/t/more-help-with-bigtimer/25789 "2020-04-30T21:29:14Z")

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The BigTimer node seems like it'd do the trick I'm trying to do, so that's why I'm asking under the context of it. I'm trying to get it send a message just once a month, every month. I've been playing with some of the se…

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## [usb-Serial-port:how to send a message like Pyserial?](https://discourse.nodered.org/t/usb-serial-port-how-to-send-a-message-like-pyserial/25794)

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**Author:** [@canoe](https://discourse.nodered.org/u/canoe)\
**Replies:** 5\
**Last updated:** [30 April 2020 19:41 UTC](https://discourse.nodered.org/t/usb-serial-port-how-to-send-a-message-like-pyserial/25794 "2020-04-30T19:41:20Z")

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I am using a usb-serial with /dev/ttyUSB0, in RaspberryPi, I can send/receive messages as following python code, #python-start command = b'\\x01\\x04\\x00\\x00\\x00\\x02\\x71\\xcb' with serial.Serial("/dev/ttyUSB0", baudrate=…

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## [Request: Add a option on UI nodes to add a CSS class](https://discourse.nodered.org/t/request-add-a-option-on-ui-nodes-to-add-a-css-class/18918)

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**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 12\
**Last updated:** [30 April 2020 18:56 UTC](https://discourse.nodered.org/t/request-add-a-option-on-ui-nodes-to-add-a-css-class/18918 "2020-04-30T18:56:09Z")

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Several times I've had a case where I wanted to change the color of just one ui-text node. For example, I am monitoring a temperatures which is display in text node 'A'. I also have text node 'B' under text node 'A' wh…

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## [Simple moon phase + picture for dashboard](https://discourse.nodered.org/t/simple-moon-phase-picture-for-dashboard/25695)

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**Author:** [@menno](https://discourse.nodered.org/u/menno)\
**Replies:** 11\
**Last updated:** [30 April 2020 18:44 UTC](https://discourse.nodered.org/t/simple-moon-phase-picture-for-dashboard/25695 "2020-04-30T18:44:38Z")

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Hi there does anybody have a small and simple moon phase + picture script / export for my personal dashboard ? i was looking but could not find any many many thanks in advance Menno

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## [How to combine sensor data and add them to influxdb](https://discourse.nodered.org/t/how-to-combine-sensor-data-and-add-them-to-influxdb/25828)

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**Author:** [@MichaelM](https://discourse.nodered.org/u/MichaelM)\
**Replies:** 2\
**Last updated:** [30 April 2020 17:38 UTC](https://discourse.nodered.org/t/how-to-combine-sensor-data-and-add-them-to-influxdb/25828 "2020-04-30T17:38:50Z")

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Hi, I've spend now a lot of time with google and youtube, but still I've found no solution for a potenitally simple question: I'm sendind from an ESP32 MQTT messages. All start with ESP32/... (ESP32/temperature, ESP32/…

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## [Uibuilder get specific value from json](https://discourse.nodered.org/t/uibuilder-get-specific-value-from-json/25735)

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**Author:** [@pawel256](https://discourse.nodered.org/u/pawel256)\
**Replies:** 1\
**Last updated:** [30 April 2020 17:14 UTC](https://discourse.nodered.org/t/uibuilder-get-specific-value-from-json/25735 "2020-04-30T17:14:37Z")

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How to get value from uibuilder json. I try MSG: {{msgRecvd.payload.item1}} but it doesn't work \[{"id":"b736e61c.c8cc","type":"tab","label":"Flow 6","disabled":false,"info":""},{"id":"2f27ec13.9dc35c","type":"uibuilder"…

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## [Creating project on GitLab](https://discourse.nodered.org/t/creating-project-on-gitlab/25765)

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**Author:** [@JustSeen](https://discourse.nodered.org/u/JustSeen)\
**Replies:** 5\
**Last updated:** [30 April 2020 16:42 UTC](https://discourse.nodered.org/t/creating-project-on-gitlab/25765 "2020-04-30T16:42:20Z")

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Hi, I need your help today because i have to commit my node red flow on gitlab. But i don't understand how i can do it. If someone could help me. Thanks you.

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## [\[pre-release\] node-red-contrib-dataparser (or whatever you guys think is a better name)](https://discourse.nodered.org/t/pre-release-node-red-contrib-dataparser-or-whatever-you-guys-think-is-a-better-name/25812)

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**Author:** [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Replies:** 8\
**Last updated:** [30 April 2020 16:00 UTC](https://discourse.nodered.org/t/pre-release-node-red-contrib-dataparser-or-whatever-you-guys-think-is-a-better-name/25812 "2020-04-30T16:00:02Z")

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Hi all, I have a private node i use for converting (mostly PLC) data into usable values for various projects. I would like some fresh eyes and thoughts. FIRSTLY: about that name - as you read through the below & unders…

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## [Improvement : Add the status of a Group in the ui control node](https://discourse.nodered.org/t/improvement-add-the-status-of-a-group-in-the-ui-control-node/25673)

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**Author:** [@SuperNinja](https://discourse.nodered.org/u/SuperNinja)\
**Replies:** 6\
**Last updated:** [30 April 2020 16:03 UTC](https://discourse.nodered.org/t/improvement-add-the-status-of-a-group-in-the-ui-control-node/25673 "2020-04-30T16:03:18Z")

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I would like to know the state of a Group (which has been authorized to be collapsed): for example to stop broadcasting the video from a camera, or a slideshow, or anything that uses bandwidth for nothing , if collapsed. …

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## [Moving a set of flows to a other machine](https://discourse.nodered.org/t/moving-a-set-of-flows-to-a-other-machine/25818)

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**Author:** [@maxmueller50](https://discourse.nodered.org/u/maxmueller50)\
**Replies:** 2\
**Last updated:** [30 April 2020 15:47 UTC](https://discourse.nodered.org/t/moving-a-set-of-flows-to-a-other-machine/25818 "2020-04-30T15:47:32Z")

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Hi I have running a RPi 3+ running with N-R now over 3 years for my garden irrigation system. Last year I began to build up a weather-station (arduino and a RPi 4 as data server) By the installation of msql/MariaDb I …

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## [Link with my Website](https://discourse.nodered.org/t/link-with-my-website/25823)

<div class="topic-metadata">

**Author:** [@EstebanGV](https://discourse.nodered.org/u/EstebanGV)\
**Replies:** 0\
**Last updated:** [30 April 2020 15:42 UTC](https://discourse.nodered.org/t/link-with-my-website/25823 "2020-04-30T15:42:55Z")

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Hello, I hope if someone can help me to find info. to link my data from node-red to my website. I have a url to make a test and send data. I can connect to my web and get info from there with http request but i dont k…

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## [Troubles with logic](https://discourse.nodered.org/t/troubles-with-logic/25819)

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**Author:** [@nadamson](https://discourse.nodered.org/u/nadamson)\
**Replies:** 3\
**Last updated:** [30 April 2020 15:18 UTC](https://discourse.nodered.org/t/troubles-with-logic/25819 "2020-04-30T15:18:16Z")

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Hey everyone, First I would like to thank everyone here as this is a great and helpful community! I'm not a programmer but I work in the automation industry. So I understand most programming with working with logic. A…

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## [SOLVED: ELRO AB400 power switch 433 MHz // RFXtrx](https://discourse.nodered.org/t/solved-elro-ab400-power-switch-433-mhz-rfxtrx/25821)

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**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\
**Replies:** 0\
**Last updated:** [30 April 2020 15:08 UTC](https://discourse.nodered.org/t/solved-elro-ab400-power-switch-433-mhz-rfxtrx/25821 "2020-04-30T15:08:04Z")

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Hi guys, I have an ELRO AB440S switch, 433 MHz, not exactly new anymore, but similar types seem still to be very common. They are cheap. On the device you set a "System Code" and a "Unit-Code" via 10 DIP switches. Mine…

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## [Program smart alarms](https://discourse.nodered.org/t/program-smart-alarms/25787)

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**Author:** [@eduardoluiztodero](https://discourse.nodered.org/u/eduardoluiztodero)\
**Replies:** 3\
**Last updated:** [30 April 2020 14:34 UTC](https://discourse.nodered.org/t/program-smart-alarms/25787 "2020-04-30T14:34:59Z")

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Good night people! I am doing the automation of my chicken farm with node red .. I am reading temperature inside the farm .. In the first week, the temperature has to be between 35 and 30 degrees, in the second, from 30 …

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## [Format KNX values into SQL INSERT for MYSQL](https://discourse.nodered.org/t/format-knx-values-into-sql-insert-for-mysql/25774)

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**Author:** [@Hyxion14](https://discourse.nodered.org/u/Hyxion14)\
**Replies:** 14\
**Last updated:** [30 April 2020 13:36 UTC](https://discourse.nodered.org/t/format-knx-values-into-sql-insert-for-mysql/25774 "2020-04-30T13:36:56Z")

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Hello I have a project in which I need to save in a bbdd mysql all the states of all KNX groups in real time. In other words, I need to listen to the KNX BUS and send all the datagrams that are written to the BUS to a m…

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## [Convert between different types of JSON](https://discourse.nodered.org/t/convert-between-different-types-of-json/25808)

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**Author:** [@dclear](https://discourse.nodered.org/u/dclear)\
**Replies:** 8\
**Last updated:** [30 April 2020 13:33 UTC](https://discourse.nodered.org/t/convert-between-different-types-of-json/25808 "2020-04-30T13:33:28Z")

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Just wondering if anyone knows an easy way to convert between different types of JSON? I've had a look at an online converter but it wanted to wrap each row in curly quotes whereas I'm after:- { "111222333": "the ba…

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## [Bigtimer command question](https://discourse.nodered.org/t/bigtimer-command-question/25810)

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**Author:** [@shel](https://discourse.nodered.org/u/shel)\
**Replies:** 0\
**Last updated:** [30 April 2020 10:50 UTC](https://discourse.nodered.org/t/bigtimer-command-question/25810 "2020-04-30T10:50:44Z")

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I have bigtimer set to do several timer functions and like the output verbosity. However I have a need to be able to inject a command to turn on the timer for X seconds occasionally when the timer is off. Looking through…

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## [Advanced Android notifications](https://discourse.nodered.org/t/advanced-android-notifications/23588)

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**Author:** [@eschava](https://discourse.nodered.org/u/eschava)\
**Replies:** 25\
**Last updated:** [30 April 2020 12:58 UTC](https://discourse.nodered.org/t/advanced-android-notifications/23588 "2020-04-30T12:58:07Z")

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Hi all, I've finally found time to implement the service I had been dreaming about for a long time. Please welcome - FireNotify - Android application with free unlimited advanced notifications It has API based on the …

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## [Message count to attribute](https://discourse.nodered.org/t/message-count-to-attribute/25634)

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**Author:** [@srynearson](https://discourse.nodered.org/u/srynearson)\
**Replies:** 3\
**Last updated:** [30 April 2020 10:39 UTC](https://discourse.nodered.org/t/message-count-to-attribute/25634 "2020-04-30T10:39:34Z")

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Hello, amazing Node-Red Forum! I'd like to update a home assistant entity id (wifi access point) with the state being the amount of currently connected devices. I have a reoccurring Get request that contains messages ab…

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## ["TypeError: Cannot read property 'split' of undefined"](https://discourse.nodered.org/t/typeerror-cannot-read-property-split-of-undefined/17195)

<div class="topic-metadata">

**Author:** [@injector22](https://discourse.nodered.org/u/injector22)\
**Replies:** 16\
**Last updated:** [30 April 2020 10:15 UTC](https://discourse.nodered.org/t/typeerror-cannot-read-property-split-of-undefined/17195 "2020-04-30T10:15:09Z")

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I can't seem to figure out why I'm getting this error when trying to use the split method in a function node. "TypeError: Cannot read property 'split' of undefined" Here's my function code: msg.payload = (msg.\_topic.s…

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## [How to receive a phone number by MQTT then perform an Excel style vlookup to obtain a caller name?](https://discourse.nodered.org/t/how-to-receive-a-phone-number-by-mqtt-then-perform-an-excel-style-vlookup-to-obtain-a-caller-name/25764)

<div class="topic-metadata">

**Author:** [@dclear](https://discourse.nodered.org/u/dclear)\
**Replies:** 2\
**Last updated:** [30 April 2020 09:57 UTC](https://discourse.nodered.org/t/how-to-receive-a-phone-number-by-mqtt-then-perform-an-excel-style-vlookup-to-obtain-a-caller-name/25764 "2020-04-30T09:57:24Z")

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Basically I'm trying to send a phone number into nodered (this works) then get node-red to perform a lookup in a table stored somewhere (CSV?) and return a name for the caller. Getting nowhere. Have been Googling two eve…

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## [How to rotate a text ui](https://discourse.nodered.org/t/how-to-rotate-a-text-ui/25657)

<div class="topic-metadata">

**Author:** [@jan-k](https://discourse.nodered.org/u/jan-k)\
**Replies:** 9\
**Last updated:** [30 April 2020 08:55 UTC](https://discourse.nodered.org/t/how-to-rotate-a-text-ui/25657 "2020-04-30T08:55:52Z")

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Greetings everyone, I would like to know whether the text ui in the dashboard able to rotate for -90° or not. Thanks in advance. Best Regards. This is my dashboard : This is the example of rotated text dashboard fo…

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## [Node-Red Rest API request using AppKey and SecretKey](https://discourse.nodered.org/t/node-red-rest-api-request-using-appkey-and-secretkey/25799)

<div class="topic-metadata">

**Author:** [@Jude.Robise](https://discourse.nodered.org/u/Jude.Robise)\
**Replies:** 5\
**Last updated:** [30 April 2020 08:50 UTC](https://discourse.nodered.org/t/node-red-rest-api-request-using-appkey-and-secretkey/25799 "2020-04-30T08:50:11Z")

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Dear all, Is it possible Node-Red to make a http/https REST API request using AppKey and SecretKey. (just Like Rest API SDK does) I'm not sure about above explanation is accurate. But I wanna get REST API GET,POST req…

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## [Connect to MQTT broker (aedes running on AWS) from public client](https://discourse.nodered.org/t/connect-to-mqtt-broker-aedes-running-on-aws-from-public-client/25732)

<div class="topic-metadata">

**Author:** [@divyansh](https://discourse.nodered.org/u/divyansh)\
**Replies:** 4\
**Last updated:** [30 April 2020 08:34 UTC](https://discourse.nodered.org/t/connect-to-mqtt-broker-aedes-running-on-aws-from-public-client/25732 "2020-04-30T08:34:21Z")

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Hi, I am pretty much new to node-red but by reading blogs and forums , I was able to setup node-red. I have installed node-red on AWS EC2 - Windows Instance and enable IIS Manager and installed websockets,enabling webs…

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## [Node-Red Beginner needing a little help!](https://discourse.nodered.org/t/node-red-beginner-needing-a-little-help/25785)

<div class="topic-metadata">

**Author:** [@lazydatagamer](https://discourse.nodered.org/u/lazydatagamer)\
**Replies:** 1\
**Last updated:** [30 April 2020 07:57 UTC](https://discourse.nodered.org/t/node-red-beginner-needing-a-little-help/25785 "2020-04-30T07:57:51Z")

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Hi there, I've been on the Node-Red forums for the past week trying to solve my problem however I don't know if I am doing it correctly. I am currently building a Soil Moisture sensor with; Pi 3 Model B Dfrobot Capaci…

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## [How to execute bash script (Beagle Board Black)](https://discourse.nodered.org/t/how-to-execute-bash-script-beagle-board-black/25798)

<div class="topic-metadata">

**Author:** [@Nic](https://discourse.nodered.org/u/Nic)\
**Replies:** 1\
**Last updated:** [30 April 2020 07:44 UTC](https://discourse.nodered.org/t/how-to-execute-bash-script-beagle-board-black/25798 "2020-04-30T07:44:43Z")

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Hi, I moved my first steps using node-red on beagle bone black trying to control the gpios and playing with flows. Now I want to try to execute a script calling it via node-red. I tried to search info on the web but i …

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## [Passing Bearer Token Not Working](https://discourse.nodered.org/t/passing-bearer-token-not-working/25786)

<div class="topic-metadata">

**Author:** [@mikeh](https://discourse.nodered.org/u/mikeh)\
**Replies:** 1\
**Last updated:** [30 April 2020 03:50 UTC](https://discourse.nodered.org/t/passing-bearer-token-not-working/25786 "2020-04-30T03:50:56Z")

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I was trying to pass the API key from a function: msg.headers = {}; msg.headers\['Authorization'\] = "Bearer "+ msg.payload.token; return msg; I keep on getting 401 error. But when I copied the entire API key to the…

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