# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1067

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

**Page:** 1068

---

## [Appearence issues with node-red-node-serialport](https://discourse.nodered.org/t/appearence-issues-with-node-red-node-serialport/28365)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 0\
**Last updated:** [15 June 2020 16:31 UTC](https://discourse.nodered.org/t/appearence-issues-with-node-red-node-serialport/28365 "2020-06-15T16:31:10Z")

</div>

I just added this node to my Win10 setup (which is running the beta in case that's the issue) and noticed a couple of things Config looks likes this in Chromium on Pi4 looks slightly better in Chrome/Win10 Also re…

---

## [Store a value and compare it with previous value](https://discourse.nodered.org/t/store-a-value-and-compare-it-with-previous-value/28369)

<div class="topic-metadata">

**Author:** [@neelanjan](https://discourse.nodered.org/u/neelanjan)\
**Replies:** 10\
**Last updated:** [15 June 2020 20:08 UTC](https://discourse.nodered.org/t/store-a-value-and-compare-it-with-previous-value/28369 "2020-06-15T20:08:45Z")

</div>

Hi, My Payload is this : \[{"D":\[{"tag":"F1","value":"STOP"},{"tag":"F2","value":"STOP"},{"tag":"F3","value":"STOP"}\]},{"D":\[{"tag":"S1","value":"STOP"}\]}\] Means Now this msg arrives at every 1 min interval. I need t…

---

## [Unifi Node - Toggling POE?](https://discourse.nodered.org/t/unifi-node-toggling-poe/28292)

<div class="topic-metadata">

**Author:** [@ceejm1](https://discourse.nodered.org/u/ceejm1)\
**Replies:** 2\
**Last updated:** [15 June 2020 19:59 UTC](https://discourse.nodered.org/t/unifi-node-toggling-poe/28292 "2020-06-15T19:59:52Z")

</div>

Hello, Looking at the Unifi node and whilst I can't see it in the commands list I wondered if anyone had used it to set the POE mode of a switch on/off? Paired with a ping node it would be ideal to restart a couple of …

---

## [Connection failure to database in Azure-sql node](https://discourse.nodered.org/t/connection-failure-to-database-in-azure-sql-node/28363)

<div class="topic-metadata">

**Author:** [@prateekrastogi](https://discourse.nodered.org/u/prateekrastogi)\
**Replies:** 0\
**Last updated:** [15 June 2020 15:48 UTC](https://discourse.nodered.org/t/connection-failure-to-database-in-azure-sql-node/28363 "2020-06-15T15:48:44Z")

</div>

I am not able to connect to the Azure SQL database in node-red. I am using Azure SQL node but it throws an error : Error: {"message":"Login failed for user 'rbb\_admin@iot-energy'.","code":"ELOGIN"} Note: I am running no…

---

## [Find object in an array, based on other input string](https://discourse.nodered.org/t/find-object-in-an-array-based-on-other-input-string/28349)

<div class="topic-metadata">

**Author:** [@namoora](https://discourse.nodered.org/u/namoora)\
**Replies:** 5\
**Last updated:** [15 June 2020 15:17 UTC](https://discourse.nodered.org/t/find-object-in-an-array-based-on-other-input-string/28349 "2020-06-15T15:17:08Z")

</div>

Greetings together, I've got the following situation: I'm trying to match a string with a corresponding object in an array and return this object as payload. e.g. the string in msg.topic is "-5421010250119599039-20061…

---

## [How to identify a node by its ID](https://discourse.nodered.org/t/how-to-identify-a-node-by-its-id/28328)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 17\
**Last updated:** [15 June 2020 11:52 UTC](https://discourse.nodered.org/t/how-to-identify-a-node-by-its-id/28328 "2020-06-15T11:52:11Z")

</div>

Hi! I have an error on the debug window and I can't understand which node created it. For example: 14/6/2020, 23:12:12node: 4495dab5.337c9c msg : string\[36\] "Error stopping node: Close timed out" When I open any node…

---

## [Homekit-bridged has 2 outputs](https://discourse.nodered.org/t/homekit-bridged-has-2-outputs/27886)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 2\
**Last updated:** [15 June 2020 11:03 UTC](https://discourse.nodered.org/t/homekit-bridged-has-2-outputs/27886 "2020-06-15T11:03:40Z")

</div>

Hi, I've foud an issue closed with the same topic but I couldn't figure out myself a reason yet why there are 2 outputs, passthrough is disabled. One is marked "on set", the other "on change". Honestly I don't mind to kn…

---

## [Subflow Parameter Limitation](https://discourse.nodered.org/t/subflow-parameter-limitation/28348)

<div class="topic-metadata">

**Author:** [@mikeh](https://discourse.nodered.org/u/mikeh)\
**Replies:** 1\
**Last updated:** [15 June 2020 10:15 UTC](https://discourse.nodered.org/t/subflow-parameter-limitation/28348 "2020-06-15T10:15:38Z")

</div>

I wish subflow has more input options will accept msg or JSONata. I mean you can pass msg object into subflows, so why not just allow it as a parameter field?

---

## [Http SUBSCRIBE / NOTIFY (Session Initiation Protocol) - how?](https://discourse.nodered.org/t/http-subscribe-notify-session-initiation-protocol-how/28176)

<div class="topic-metadata">

**Author:** [@hklages](https://discourse.nodered.org/u/hklages)\
**Replies:** 17\
**Last updated:** [15 June 2020 08:07 UTC](https://discourse.nodered.org/t/http-subscribe-notify-session-initiation-protocol-how/28176 "2020-06-15T08:07:53Z")

</div>

I would like to implement a listener to an UPNP service. For that I need to subscribe (simple http request with some specific headers items - see code) and create an http instance for incoming notification. Is there any…

---

## [UI\_TABLE : How to add row at the end of the table](https://discourse.nodered.org/t/ui-table-how-to-add-row-at-the-end-of-the-table/28215)

<div class="topic-metadata">

**Author:** [@PhilippeDEFORGE](https://discourse.nodered.org/u/PhilippeDEFORGE)\
**Replies:** 3\
**Last updated:** [15 June 2020 08:06 UTC](https://discourse.nodered.org/t/ui-table-how-to-add-row-at-the-end-of-the-table/28215 "2020-06-15T08:06:52Z")

</div>

Hi ! I'm using the ui\_table, and I'm updating it dynamically with results of measurements done with STM32 microcontrollers. The fonction " addResult" is looking like this: msg.payload= { command: "addRow", argument…

---

## [Optimal size for an SVG in the dashboard](https://discourse.nodered.org/t/optimal-size-for-an-svg-in-the-dashboard/28329)

<div class="topic-metadata">

**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 1\
**Last updated:** [15 June 2020 06:51 UTC](https://discourse.nodered.org/t/optimal-size-for-an-svg-in-the-dashboard/28329 "2020-06-15T06:51:08Z")

</div>

Hi folks, Unfortunately I still didn't have time yet to use my node-red-contrib-ui-svg node myself :weary: How stupid is that ... So would be nice to get some feedback from users that have used it already. More speci…

---

## [Closing/opening an electric curtain automatically](https://discourse.nodered.org/t/closing-opening-an-electric-curtain-automatically/27142)

<div class="topic-metadata">

**Author:** [@TRS](https://discourse.nodered.org/u/TRS)\
**Replies:** 7\
**Last updated:** [24 May 2020 08:48 UTC](https://discourse.nodered.org/t/closing-opening-an-electric-curtain-automatically/27142 "2020-05-24T08:48:24Z")

</div>

Hallo forum, i try to get more into homeautomation and i think i am here in the right spot. I´ve got a large living room with a huge window. In the summertime its really heating up quickly. I want to avoid that and ins…

---

## [How can I detect if a Raspberry Pi GPIO pin changes?](https://discourse.nodered.org/t/how-can-i-detect-if-a-raspberry-pi-gpio-pin-changes/28331)

<div class="topic-metadata">

**Author:** [@sofakng](https://discourse.nodered.org/u/sofakng)\
**Replies:** 1\
**Last updated:** [15 June 2020 01:51 UTC](https://discourse.nodered.org/t/how-can-i-detect-if-a-raspberry-pi-gpio-pin-changes/28331 "2020-06-15T01:51:54Z")

</div>

Node-RED on my Raspberry Pi came installed with the node-red-node-pi-gpio module. It has a \[rpi gpio in\] object that can read the state of any of the Raspberry Pi GPIO pins. However, how can I detect when the GPIO pin …

---

## [Unable to insert all data values to my database](https://discourse.nodered.org/t/unable-to-insert-all-data-values-to-my-database/28333)

<div class="topic-metadata">

**Author:** [@Fati](https://discourse.nodered.org/u/Fati)\
**Replies:** 1\
**Last updated:** [15 June 2020 00:22 UTC](https://discourse.nodered.org/t/unable-to-insert-all-data-values-to-my-database/28333 "2020-06-15T00:22:57Z")

</div>

Hello! I try to insert data from json file generated from a http but just the last value inserted. my flow and my json file format is presented as bellow.

---

## [Msg object got deleted](https://discourse.nodered.org/t/msg-object-got-deleted/28102)

<div class="topic-metadata">

**Author:** [@mikeh](https://discourse.nodered.org/u/mikeh)\
**Replies:** 9\
**Last updated:** [14 June 2020 23:07 UTC](https://discourse.nodered.org/t/msg-object-got-deleted/28102 "2020-06-14T23:07:19Z")

</div>

I have thousands of elements in my array and used split to effectively traverse it in multiple messages with split array in it. Then I traverse it in a loop, but my problem is it randomly triggers this error message: …

---

## [Stoptimer node not stopping](https://discourse.nodered.org/t/stoptimer-node-not-stopping/28044)

<div class="topic-metadata">

**Author:** [@biz](https://discourse.nodered.org/u/biz)\
**Replies:** 5\
**Last updated:** [14 June 2020 23:03 UTC](https://discourse.nodered.org/t/stoptimer-node-not-stopping/28044 "2020-06-14T23:03:26Z")

</div>

Hello All i am having trouble with a node and I don't know what is wrong. i am hoping it is a bug in my logic but it doesn't appear to be. I am using a 3rd party "stoptimer" node that I have loaded the latest version (f…

---

## [Periodic Compare](https://discourse.nodered.org/t/periodic-compare/28298)

<div class="topic-metadata">

**Author:** [@Peter\_Truman](https://discourse.nodered.org/u/Peter_Truman)\
**Replies:** 2\
**Last updated:** [14 June 2020 23:01 UTC](https://discourse.nodered.org/t/periodic-compare/28298 "2020-06-14T23:01:29Z")

</div>

Hi - I'm trying to figure out how to approach the following problem. I have a flow which uses a Raspberry Pi to control an output, I use an input to get feedback from the device being controlled. All being well - the in…

---

## [Can i control a Keypad 4x4 with node red?](https://discourse.nodered.org/t/can-i-control-a-keypad-4x4-with-node-red/28307)

<div class="topic-metadata">

**Author:** [@Iustin96](https://discourse.nodered.org/u/Iustin96)\
**Replies:** 5\
**Last updated:** [14 June 2020 21:35 UTC](https://discourse.nodered.org/t/can-i-control-a-keypad-4x4-with-node-red/28307 "2020-06-14T21:35:23Z")

</div>

I want to arm and disarm a security system through a physical 4x4 keypad with a 4-digit code. it is possible in node red?

---

## [How to change default state off Raspi pins at start node red service](https://discourse.nodered.org/t/how-to-change-default-state-off-raspi-pins-at-start-node-red-service/28300)

<div class="topic-metadata">

**Author:** [@Johannes](https://discourse.nodered.org/u/Johannes)\
**Replies:** 10\
**Last updated:** [14 June 2020 21:34 UTC](https://discourse.nodered.org/t/how-to-change-default-state-off-raspi-pins-at-start-node-red-service/28300 "2020-06-14T21:34:39Z")

</div>

Hi , Pretty new on Node Red, I want to make a water irrigation for my garden with 2 watervalves and 1 waterflow control for security. (later on some moisture sensors and so on) First of all the 2 watervalves are planne…

---

## [Node-RED and Django?](https://discourse.nodered.org/t/node-red-and-django/12740)

<div class="topic-metadata">

**Author:** [@catafest](https://discourse.nodered.org/u/catafest)\
**Replies:** 7\
**Last updated:** [14 June 2020 19:20 UTC](https://discourse.nodered.org/t/node-red-and-django/12740 "2020-06-14T19:20:47Z")

</div>

We can use Node-RED with Django in the future?

---

## [Additional path button to display the path directly](https://discourse.nodered.org/t/additional-path-button-to-display-the-path-directly/28275)

<div class="topic-metadata">

**Author:** [@ghayne](https://discourse.nodered.org/u/ghayne)\
**Replies:** 3\
**Last updated:** [14 June 2020 18:50 UTC](https://discourse.nodered.org/t/additional-path-button-to-display-the-path-directly/28275 "2020-06-14T18:50:52Z")

</div>

It would be helpful to sometimes just see the path instead of copying it. A button to the left of the copy button to show the path on screen would be a great addition.

---

## [Password protect Node-red](https://discourse.nodered.org/t/password-protect-node-red/28316)

<div class="topic-metadata">

**Author:** [@lodv](https://discourse.nodered.org/u/lodv)\
**Replies:** 2\
**Last updated:** [14 June 2020 17:35 UTC](https://discourse.nodered.org/t/password-protect-node-red/28316 "2020-06-14T17:35:03Z")

</div>

I try to password protect my Node-Red site. I tried to follow the instructions on the node-red site. This is what I did: I changed the .node-red/settings.js file like this: adminAuth: { type: "credentials", users: …

---

## [Create a TypeScript node](https://discourse.nodered.org/t/create-a-typescript-node/28120)

<div class="topic-metadata">

**Author:** [@jamesnw](https://discourse.nodered.org/u/jamesnw)\
**Replies:** 17\
**Last updated:** [14 June 2020 16:42 UTC](https://discourse.nodered.org/t/create-a-typescript-node/28120 "2020-06-14T16:42:51Z")

</div>

I’m working out whether or not to modify the existing Function node to support BOTH JS and TypeScript (via tabs for instance), OR to create a stand-alone node for TS only. I’ll be reusing the code by Steve here: Any t…

---

## ['Phantom' email after deleting Cron event](https://discourse.nodered.org/t/phantom-email-after-deleting-cron-event/27122)

<div class="topic-metadata">

**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 37\
**Last updated:** [14 June 2020 15:37 UTC](https://discourse.nodered.org/t/phantom-email-after-deleting-cron-event/27122 "2020-06-14T15:37:20Z")

</div>

I am struggling with this problem. I was wanting to send an email once a day, so I set up node-red-contrib-cron-plus at the suggestion of @TotallyInformation (never had cron so easy to set up and foolproof! Thank you @…

---

## [\[Announce\] node-red-contrib-uibuilder v2.0.8 bugfix released](https://discourse.nodered.org/t/announce-node-red-contrib-uibuilder-v2-0-8-bugfix-released/28317)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [14 June 2020 15:21 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-uibuilder-v2-0-8-bugfix-released/28317 "2020-06-14T15:21:11Z")

</div>

Hi all, A small bugfix released with many thanks to @Steve-Mcl for the code. You can now add and remove Scoped packages (e.g. @riophae/vue-treeselect). The fix has also been applied to the upcoming security branch whi…

---

## [Getting Automagic for Android messages back to Node-RED](https://discourse.nodered.org/t/getting-automagic-for-android-messages-back-to-node-red/27977)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 29\
**Last updated:** [14 June 2020 13:57 UTC](https://discourse.nodered.org/t/getting-automagic-for-android-messages-back-to-node-red/27977 "2020-06-14T13:57:07Z")

</div>

10Jun20 - Edited the thread title to more accurate reflect its contents I've just discovered Automagic for Android and want to use it to forward WhatApp alerts from phone to Node-RED So chose email as method of sending…

---

## [Sending Struct Function to Node-Red via serial](https://discourse.nodered.org/t/sending-struct-function-to-node-red-via-serial/28116)

<div class="topic-metadata">

**Author:** [@regina2898](https://discourse.nodered.org/u/regina2898)\
**Replies:** 20\
**Last updated:** [14 June 2020 14:25 UTC](https://discourse.nodered.org/t/sending-struct-function-to-node-red-via-serial/28116 "2020-06-14T14:25:03Z")

</div>

Hi, does anyone may help me? I have a struct like this (Arduino) struct attribute((packed)) SENSOR\_DATA { uint16\_t sessionid; uint8\_t idmeter\[5\]; uint16\_t standmeter\[5\]; boolean state\[5\]; boolean indicator; } sen…

---

## [Enocean Switch Dimming](https://discourse.nodered.org/t/enocean-switch-dimming/28315)

<div class="topic-metadata">

**Author:** [@Techserv-krY](https://discourse.nodered.org/u/Techserv-krY)\
**Replies:** 0\
**Last updated:** [14 June 2020 14:03 UTC](https://discourse.nodered.org/t/enocean-switch-dimming/28315 "2020-06-14T14:03:42Z")

</div>

I use it with a Tasmota Light but with a bit of code changeing you can use it with everything u need More infos for Enocean Enocean Gateway on Github // Update the timers to the context store let timers = context.get(…

---

## [Display on LCD 1602 with i2c communication](https://discourse.nodered.org/t/display-on-lcd-1602-with-i2c-communication/28305)

<div class="topic-metadata">

**Author:** [@Iustin96](https://discourse.nodered.org/u/Iustin96)\
**Replies:** 3\
**Last updated:** [14 June 2020 13:39 UTC](https://discourse.nodered.org/t/display-on-lcd-1602-with-i2c-communication/28305 "2020-06-14T13:39:02Z")

</div>

Hello! I have a little problem with my project. I need to diplay text on my lcd 1602, with i2c and i can't do that. I read the older topics. I tried with several libraries. It works perfectly with Python code, but i need…

---

## [How to start node-red with another tab than the first one?](https://discourse.nodered.org/t/how-to-start-node-red-with-another-tab-than-the-first-one/28312)

<div class="topic-metadata">

**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 2\
**Last updated:** [14 June 2020 13:38 UTC](https://discourse.nodered.org/t/how-to-start-node-red-with-another-tab-than-the-first-one/28312 "2020-06-14T13:38:11Z")

</div>

I have an NR application with 10+ tabs. Only one tab is for mobile phone only. Is there a way to start NR from my mobile with a link like xxxx:1880/ui/5 for the 6th tab? (counting from 0 up)

[Previous page](https://discourse.nodered.org/latest.md?page=1066)

[Next page](https://discourse.nodered.org/latest.md?page=1068)