# Latest

**URL:** https://discourse.nodered.org/latest.md?page=819

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

**Page:** 820

---

## [Custom ui node: how to get synchronisation between sessions and after page refresh](https://discourse.nodered.org/t/custom-ui-node-how-to-get-synchronisation-between-sessions-and-after-page-refresh/45065)

<div class="topic-metadata">

**Author:** [@Christian-Me](https://discourse.nodered.org/u/Christian-Me)\
**Replies:** 2\
**Last updated:** [10 May 2021 20:54 UTC](https://discourse.nodered.org/t/custom-ui-node-how-to-get-synchronisation-between-sessions-and-after-page-refresh/45065 "2021-05-10T20:54:25Z")

</div>

Hi I'm currently trying to code my first ui-widget. All works so far and it is nearly done thanks to the example I found in ui-nodes. Now I got one problem: The current state of the widget is not forwarded to different…

---

## [Is this possible](https://discourse.nodered.org/t/is-this-possible/45444)

<div class="topic-metadata">

**Author:** [@timdr23](https://discourse.nodered.org/u/timdr23)\
**Replies:** 1\
**Last updated:** [10 May 2021 20:20 UTC](https://discourse.nodered.org/t/is-this-possible/45444 "2021-05-10T20:20:01Z")

</div>

Hi, this is my first post so please bear with me. I have a countdown timer on node red that now works perfectly, with buttons - play, pause, reset etc. I currently have this projecting to the dashboard, but I was hoping …

---

## [Problem with functionExternalModules](https://discourse.nodered.org/t/problem-with-functionexternalmodules/45430)

<div class="topic-metadata">

**Author:** [@jukow](https://discourse.nodered.org/u/jukow)\
**Replies:** 5\
**Last updated:** [10 May 2021 18:16 UTC](https://discourse.nodered.org/t/problem-with-functionexternalmodules/45430 "2021-05-10T18:16:58Z")

</div>

I want to use the new node-red v1.3 function for loading modules into function nodes. I installed string-similarity via npm and it shows up in node-red: I restarted node-red and got an error message on the console: 1…

---

## [How disable "auto wrap" of nodes](https://discourse.nodered.org/t/how-disable-auto-wrap-of-nodes/45408)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 11\
**Last updated:** [10 May 2021 17:06 UTC](https://discourse.nodered.org/t/how-disable-auto-wrap-of-nodes/45408 "2021-05-10T17:06:14Z")

</div>

Hi, my flow is huge, every time I add something Node Red wrongly wrap the node in the middle of existing connection. I can't undone so I?ve to check which wires to rebuild later the connection, very annoying. Can I disa…

---

## [Select value from CSV file](https://discourse.nodered.org/t/select-value-from-csv-file/45058)

<div class="topic-metadata">

**Author:** [@MrWolff](https://discourse.nodered.org/u/MrWolff)\
**Replies:** 26\
**Last updated:** [10 May 2021 16:45 UTC](https://discourse.nodered.org/t/select-value-from-csv-file/45058 "2021-05-10T16:45:57Z")

</div>

I made a product selector in node-red dashboard where I can select 3 different products from a csv file. The csv file includes a 'takt' value with is corresponding to the product. (column B in csv file) Product selecto…

---

## [🎉 Node-RED 1.3.4 released](https://discourse.nodered.org/t/node-red-1-3-4-released/44930)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 33\
**Last updated:** [10 May 2021 15:44 UTC](https://discourse.nodered.org/t/node-red-1-3-4-released/44930 "2021-05-10T15:44:43Z")

</div>

Node-RED 1.3.4 is now available. Update: if you are using a custom theme, you may get an error in the log when you try to access the editor: UnhandledPromiseRejectionWarning: TypeError: Cannot read property '\_' of undef…

---

## [Browser get stuck after some time](https://discourse.nodered.org/t/browser-get-stuck-after-some-time/44473)

<div class="topic-metadata">

**Author:** [@RednodeNewbie](https://discourse.nodered.org/u/RednodeNewbie)\
**Replies:** 4\
**Last updated:** [10 May 2021 15:06 UTC](https://discourse.nodered.org/t/browser-get-stuck-after-some-time/44473 "2021-05-10T15:06:59Z")

</div>

Hello everyone, I use node-red for automation system, there are some buttons and led's to see system behaviour and control some sub systems.I use mqtt protocol for communication. After approx. one day, google chrome free…

---

## [Howto set a Zigbee switch](https://discourse.nodered.org/t/howto-set-a-zigbee-switch/45227)

<div class="topic-metadata">

**Author:** [@qwyrp](https://discourse.nodered.org/u/qwyrp)\
**Replies:** 6\
**Last updated:** [10 May 2021 14:11 UTC](https://discourse.nodered.org/t/howto-set-a-zigbee-switch/45227 "2021-05-10T14:11:34Z")

</div>

I'm using Sonoff Zigbee Bridge with Tasmota. Furthermore I'm using Node-red but whatever I do I can't set my Zigbee switch. I'm familliar with the following topic: Tradfri / ZBbridge (zigbee) / Tasmota commands in Node-R…

---

## [Cloning node red](https://discourse.nodered.org/t/cloning-node-red/45426)

<div class="topic-metadata">

**Author:** [@jake123](https://discourse.nodered.org/u/jake123)\
**Replies:** 3\
**Last updated:** [10 May 2021 14:18 UTC](https://discourse.nodered.org/t/cloning-node-red/45426 "2021-05-10T14:18:36Z")

</div>

I have cloned the node-red version from github. I want to install it so if i install my custom nodes and i commit and push it to my git , I want the user that clones it from my git to have my nodes installed on it. Is t…

---

## [Greenhouse door control](https://discourse.nodered.org/t/greenhouse-door-control/45396)

<div class="topic-metadata">

**Author:** [@ajocius](https://discourse.nodered.org/u/ajocius)\
**Replies:** 12\
**Last updated:** [10 May 2021 13:14 UTC](https://discourse.nodered.org/t/greenhouse-door-control/45396 "2021-05-10T13:14:12Z")

</div>

I have discussed build up of my flow in another post, where I got a lot of good help. However I could not completely understand that flow, particularly how function code works and was afraid to put it to control real gre…

---

## [How to pass the property name as a variable?](https://discourse.nodered.org/t/how-to-pass-the-property-name-as-a-variable/45336)

<div class="topic-metadata">

**Author:** [@akd02](https://discourse.nodered.org/u/akd02)\
**Replies:** 4\
**Last updated:** [10 May 2021 11:52 UTC](https://discourse.nodered.org/t/how-to-pass-the-property-name-as-a-variable/45336 "2021-05-10T11:52:18Z")

</div>

Hello Community, i m trying to create a subflow where the "Environment variables" of the subflow is a property name. so inside my subflow i could have a function that can then access the value in the property such as: …

---

## [Office 365 webhooks email](https://discourse.nodered.org/t/office-365-webhooks-email/45423)

<div class="topic-metadata">

**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 1\
**Last updated:** [10 May 2021 11:40 UTC](https://discourse.nodered.org/t/office-365-webhooks-email/45423 "2021-05-10T11:40:22Z")

</div>

Anyone successful on connecting to office 365 with a webhook? Trying to find more information on were and how to start with it

---

## [Enable https, but still access with local IP](https://discourse.nodered.org/t/enable-https-but-still-access-with-local-ip/45417)

<div class="topic-metadata">

**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 14\
**Last updated:** [10 May 2021 10:46 UTC](https://discourse.nodered.org/t/enable-https-but-still-access-with-local-ip/45417 "2021-05-10T10:46:57Z")

</div>

How can I setup things so that I connect with https from outside, but still with http://10.x.x.x. from LAN?

---

## [Dinamycally changing true - false](https://discourse.nodered.org/t/dinamycally-changing-true-false/45421)

<div class="topic-metadata">

**Author:** [@jake123](https://discourse.nodered.org/u/jake123)\
**Replies:** 2\
**Last updated:** [10 May 2021 09:29 UTC](https://discourse.nodered.org/t/dinamycally-changing-true-false/45421 "2021-05-10T09:29:44Z")

</div>

I have a default config parameter isTrue: {value:""} On the start of my oneditprepare function i set if(node.isTrue) {node.isTrue = !node.isTrue} On the end of my oneditsave function i set it if(node.isTrue){node.isTru…

---

## [Facility to set admin password from interface](https://discourse.nodered.org/t/facility-to-set-admin-password-from-interface/45411)

<div class="topic-metadata">

**Author:** [@anakaine](https://discourse.nodered.org/u/anakaine)\
**Replies:** 5\
**Last updated:** [10 May 2021 09:08 UTC](https://discourse.nodered.org/t/facility-to-set-admin-password-from-interface/45411 "2021-05-10T09:08:52Z")

</div>

I'd like to suggest a facility to set an admin password from the front end. I've recently been trying to deploy Node-Red via an AWS lightsail container (great, they handle nearly everything including readable endpoint a…

---

## [Cannot read property 'persist\_session\_id' of undefined](https://discourse.nodered.org/t/cannot-read-property-persist-session-id-of-undefined/45416)

<div class="topic-metadata">

**Author:** [@gnaneshwarbandari](https://discourse.nodered.org/u/gnaneshwarbandari)\
**Replies:** 0\
**Last updated:** [10 May 2021 07:46 UTC](https://discourse.nodered.org/t/cannot-read-property-persist-session-id-of-undefined/45416 "2021-05-10T07:46:24Z")

</div>

Greetings! I'm trying to integrate Watson Assistant V2 in Node-red where I'm using Assistant V2 node. Previously when I worked with a different account I have directly got the response from Watson Assistant but now p…

---

## [Node-RED SSL using Letsencrypt & Certbot](https://discourse.nodered.org/t/node-red-ssl-using-letsencrypt-certbot/17606)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 52\
**Last updated:** [9 May 2021 14:48 UTC](https://discourse.nodered.org/t/node-red-ssl-using-letsencrypt-certbot/17606 "2021-05-09T14:48:52Z")

</div>

I've written this up in case it helps other who may wish to secure their node-RED online presence, by using SSL certificates. The installation uses Letsencrypt to issue the certificates and also Certbot to fully automat…

---

## [Fetching data with websocket](https://discourse.nodered.org/t/fetching-data-with-websocket/45334)

<div class="topic-metadata">

**Author:** [@jake123](https://discourse.nodered.org/u/jake123)\
**Replies:** 8\
**Last updated:** [10 May 2021 07:17 UTC](https://discourse.nodered.org/t/fetching-data-with-websocket/45334 "2021-05-10T07:17:43Z")

</div>

const fetchSubscriptions = () =\> { let options = \[\]; // setTimeout(500); $("#list").empty(); if (e.selectedIndex \>= 0) { let selHost = e.options\[e.selectedIndex\].value; // …

---

## [Show Footer on each tab page](https://discourse.nodered.org/t/show-footer-on-each-tab-page/45158)

<div class="topic-metadata">

**Author:** [@Jochen1980](https://discourse.nodered.org/u/Jochen1980)\
**Replies:** 6\
**Last updated:** [10 May 2021 00:25 UTC](https://discourse.nodered.org/t/show-footer-on-each-tab-page/45158 "2021-05-10T00:25:49Z")

</div>

Hi, I would like to show a footer on each dashboard page. I bet it could be done with the template control but I can't imagine how?! Could anybody please give me some help? BR Jochen

---

## [Heads up for Users of Solcast API](https://discourse.nodered.org/t/heads-up-for-users-of-solcast-api/45409)

<div class="topic-metadata">

**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 0\
**Last updated:** [9 May 2021 23:48 UTC](https://discourse.nodered.org/t/heads-up-for-users-of-solcast-api/45409 "2021-05-09T23:48:15Z")

</div>

Guys, Just found this on the Solcast Website - not exactly sure what it will mean - but it looks like they will no longer (date to be advised) support uploading of data to tune your site. They have provided the ability…

---

## [There is a way to see a global variable on flow?](https://discourse.nodered.org/t/there-is-a-way-to-see-a-global-variable-on-flow/45399)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 5\
**Last updated:** [9 May 2021 23:38 UTC](https://discourse.nodered.org/t/there-is-a-way-to-see-a-global-variable-on-flow/45399 "2021-05-09T23:38:22Z")

</div>

Hi, Iim having issue and difficultied to debug it, it would be lovely to see the content on variable on flow. Since the "status" of a module is a dynamic variable.. I suppose it can be diplayed also that (if it is not lo…

---

## [Uibuilder and Update msg When focus on Browser Tab](https://discourse.nodered.org/t/uibuilder-and-update-msg-when-focus-on-browser-tab/45401)

<div class="topic-metadata">

**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 1\
**Last updated:** [9 May 2021 21:40 UTC](https://discourse.nodered.org/t/uibuilder-and-update-msg-when-focus-on-browser-tab/45401 "2021-05-09T21:40:45Z")

</div>

This may be a daft question but is there an easy way to get uibuilder to send a msg to NR when the browser tab gets focus? (to ensure that the page has the latest data)

---

## [Expiring header fotrHTTP in node](https://discourse.nodered.org/t/expiring-header-fotrhttp-in-node/45400)

<div class="topic-metadata">

**Author:** [@nehemiascr](https://discourse.nodered.org/u/nehemiascr)\
**Replies:** 1\
**Last updated:** [9 May 2021 21:34 UTC](https://discourse.nodered.org/t/expiring-header-fotrhttp-in-node/45400 "2021-05-09T21:34:55Z")

</div>

Hello, I have a simple http request that serves a pdf file that gets generated and overwritten often, my problem is that all browsers serve a cached version of the file, not the newer file in the server, how can I fix th…

---

## [Mysql stored procedured, node-red stops](https://discourse.nodered.org/t/mysql-stored-procedured-node-red-stops/45350)

<div class="topic-metadata">

**Author:** [@JUANPAVQ](https://discourse.nodered.org/u/JUANPAVQ)\
**Replies:** 7\
**Last updated:** [9 May 2021 20:34 UTC](https://discourse.nodered.org/t/mysql-stored-procedured-node-red-stops/45350 "2021-05-09T20:34:06Z")

</div>

Hello community, I have a problem. When I do a query to call a stored procedure, node-red stops and I get the following information. I mounted node-red on another pc, I did the installation of the mysql node and I teste…

---

## [Connect LDAP distant server with nodeJs app](https://discourse.nodered.org/t/connect-ldap-distant-server-with-nodejs-app/45395)

<div class="topic-metadata">

**Author:** [@salamisodikiolawale](https://discourse.nodered.org/u/salamisodikiolawale)\
**Replies:** 0\
**Last updated:** [9 May 2021 19:07 UTC](https://discourse.nodered.org/t/connect-ldap-distant-server-with-nodejs-app/45395 "2021-05-09T19:07:13Z")

</div>

Hello, I have been trying for some time to check if the user exists in the remote ldap directory but I can't find a solution since. Can you help me?

---

## [New "hub" campaign launched](https://discourse.nodered.org/t/new-hub-campaign-launched/45388)

<div class="topic-metadata">

**Author:** [@LosinIt](https://discourse.nodered.org/u/LosinIt)\
**Replies:** 5\
**Last updated:** [9 May 2021 18:43 UTC](https://discourse.nodered.org/t/new-hub-campaign-launched/45388 "2021-05-09T18:43:03Z")

</div>

Just a heads-up for anyone interested in home automation hubs:

---

## [Temperature Exception Alerts via Email or SMS](https://discourse.nodered.org/t/temperature-exception-alerts-via-email-or-sms/44370)

<div class="topic-metadata">

**Author:** [@A.Salah44](https://discourse.nodered.org/u/A.Salah44)\
**Replies:** 7\
**Last updated:** [9 May 2021 14:30 UTC](https://discourse.nodered.org/t/temperature-exception-alerts-via-email-or-sms/44370 "2021-05-09T14:30:33Z")

</div>

Hello everyone, I don't have any experience or education before about Node-red (beginner), :slightly\_smiling\_face: My project is to measure temperature using (Raspberry Pi 3 B with 1-wire DS18B20 digital temperature s…

---

## [Python OPCUA server connection Issue](https://discourse.nodered.org/t/python-opcua-server-connection-issue/45371)

<div class="topic-metadata">

**Author:** [@georgethomas08](https://discourse.nodered.org/u/georgethomas08)\
**Replies:** 7\
**Last updated:** [9 May 2021 10:44 UTC](https://discourse.nodered.org/t/python-opcua-server-connection-issue/45371 "2021-05-09T10:44:50Z")

</div>

I can connect with Prosys simultaion server with OPCUA client node in Node Red but when I run python OPCUA it's not at all getting connected Why is it so? Python server - python client is working fine! Please find the p…

---

## [Can't reinstall modules after a conflict](https://discourse.nodered.org/t/cant-reinstall-modules-after-a-conflict/45364)

<div class="topic-metadata">

**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 12\
**Last updated:** [9 May 2021 10:01 UTC](https://discourse.nodered.org/t/cant-reinstall-modules-after-a-conflict/45364 "2021-05-09T10:01:30Z")

</div>

Hi, I imported to another platform a node red flow to avoid do mistakes (if I've not missed it, NR still not give the chance to "undo" something, and this for me is dangerous), well.. probably on that nwe platfor I've in…

---

## [How does the hooks API work on http in node?](https://discourse.nodered.org/t/how-does-the-hooks-api-work-on-http-in-node/44790)

<div class="topic-metadata">

**Author:** [@mannharleen](https://discourse.nodered.org/u/mannharleen)\
**Replies:** 2\
**Last updated:** [9 May 2021 09:41 UTC](https://discourse.nodered.org/t/how-does-the-hooks-api-work-on-http-in-node/44790 "2021-05-09T09:41:36Z")

</div>

The hooks API is truly amazing. At this point I am trying to build a tracing/data lineage capability using the hooks API. Unfortunately, I cant seem to find how the hook will work with nodes like HTTP In. The xxxReceive…

[Previous page](https://discourse.nodered.org/latest.md?page=818)

[Next page](https://discourse.nodered.org/latest.md?page=820)