# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=537

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

**Page:** 538

---

## [Flows don't start: \`\[warn\] Error loading flows: TypeError: Cannot read property 'hasOwnProperty' of undefined\`](https://discourse.nodered.org/t/flows-dont-start-warn-error-loading-flows-typeerror-cannot-read-property-hasownproperty-of-undefined/47221)

<div class="topic-metadata">

**Author:** [@tfr](https://discourse.nodered.org/u/tfr)\
**Replies:** 1\
**Last updated:** [16 June 2021 08:44 UTC](https://discourse.nodered.org/t/flows-dont-start-warn-error-loading-flows-typeerror-cannot-read-property-hasownproperty-of-undefined/47221 "2021-06-16T08:44:51Z")

</div>

Hello I am trying to setup a gitlab CI pipeline. When running starting node-red under Windows it works. When starting under WSL (Linux) it works. When running inside Docker it works. However, with the gitlab runner it …

---

## [HA with Rqlite/Dqlite and Node-RED?](https://discourse.nodered.org/t/ha-with-rqlite-dqlite-and-node-red/47033)

<div class="topic-metadata">

**Author:** [@janedoe123](https://discourse.nodered.org/u/janedoe123)\
**Replies:** 5\
**Last updated:** [16 June 2021 07:12 UTC](https://discourse.nodered.org/t/ha-with-rqlite-dqlite-and-node-red/47033 "2021-06-16T07:12:19Z")

</div>

Hi all I've buillt a small rqlite cluster (3 nodes) and I would like to use the sqlite node to connect to it. Since this database is a distant one (I.e. not running in the same server where node-red runs) and provides …

---

## [Windows 10 \[error\] Failed to start server: \[error\] TypeError: Cannot read property](https://discourse.nodered.org/t/windows-10-error-failed-to-start-server-error-typeerror-cannot-read-property/18600)

<div class="topic-metadata">

**Author:** [@atlesjoblom](https://discourse.nodered.org/u/atlesjoblom)\
**Replies:** 18\
**Last updated:** [16 June 2021 07:06 UTC](https://discourse.nodered.org/t/windows-10-error-failed-to-start-server-error-typeerror-cannot-read-property/18600 "2021-06-16T07:06:49Z")

</div>

After new install I get this..... Anybody know how to fix this...... C:\>node-red 29 Nov 10:58:28 - \[info\] Welcome to Node-RED 29 Nov 10:58:28 - \[info\] Node-RED version: v1.0.3 29 Nov 10:58:28 - \[info\] Node.js versi…

---

## [How to get value in txt file?](https://discourse.nodered.org/t/how-to-get-value-in-txt-file/47212)

<div class="topic-metadata">

**Author:** [@toantq](https://discourse.nodered.org/u/toantq)\
**Replies:** 1\
**Last updated:** [16 June 2021 07:04 UTC](https://discourse.nodered.org/t/how-to-get-value-in-txt-file/47212 "2021-06-16T07:04:15Z")

</div>

Hi everyone, I have issue that I want get data from txt file, but I not good Javascript, so I dont know how to get it, Example I want get value " PH = 0 " Col1 and Col2 in 0: object

---

## [Import-Export flows](https://discourse.nodered.org/t/import-export-flows/47128)

<div class="topic-metadata">

**Author:** [@OmkarNodered](https://discourse.nodered.org/u/OmkarNodered)\
**Replies:** 5\
**Last updated:** [16 June 2021 06:17 UTC](https://discourse.nodered.org/t/import-export-flows/47128 "2021-06-16T06:17:38Z")

</div>

I have a node red flow having opc ua package and mongo db package. I want to export flow so that it should be run on another machine, so How can I export such flow along with installed packages?

---

## [MQTT SSL/TLS connection](https://discourse.nodered.org/t/mqtt-ssl-tls-connection/16156)

<div class="topic-metadata">

**Author:** [@ChrisO](https://discourse.nodered.org/u/ChrisO)\
**Replies:** 26\
**Last updated:** [16 June 2021 03:57 UTC](https://discourse.nodered.org/t/mqtt-ssl-tls-connection/16156 "2021-06-16T03:57:07Z")

</div>

Hi All I'm trying to configure an MQTT in to use SSL/TLS security. I have created ca, client, and server crt files ca, client, and server key files. We are using a Mosqitto MQTT broker, in which I have changed the c…

---

## [Need some help with node-red-contrib-image-tools](https://discourse.nodered.org/t/need-some-help-with-node-red-contrib-image-tools/46350)

<div class="topic-metadata">

**Author:** [@RaptorUK](https://discourse.nodered.org/u/RaptorUK)\
**Replies:** 9\
**Last updated:** [15 June 2021 19:20 UTC](https://discourse.nodered.org/t/need-some-help-with-node-red-contrib-image-tools/46350 "2021-06-15T19:20:41Z")

</div>

Hi Folks, Steve, I'm trying to use node-red-contrib-image-tools to create a label to be output to a Dymo LabelWriter 450. After some head scratching a couple of days ago I managed to get my pi 3B talking to the Dymo pr…

---

## [Dropbox Node Direct Folder Issue](https://discourse.nodered.org/t/dropbox-node-direct-folder-issue/47188)

<div class="topic-metadata">

**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\
**Replies:** 1\
**Last updated:** [15 June 2021 19:17 UTC](https://discourse.nodered.org/t/dropbox-node-direct-folder-issue/47188 "2021-06-15T19:17:39Z")

</div>

Hello Folks, I am currently using the Dropbox node to upload txt files to my dropbox. The issue is the node only uploads the documents to my dropbox and not a specific folder within it. Is there a method or setting in t…

---

## [GPIO input pin sometimes stopped](https://discourse.nodered.org/t/gpio-input-pin-sometimes-stopped/47178)

<div class="topic-metadata">

**Author:** [@dbunic](https://discourse.nodered.org/u/dbunic)\
**Replies:** 4\
**Last updated:** [15 June 2021 18:16 UTC](https://discourse.nodered.org/t/gpio-input-pin-sometimes-stopped/47178 "2021-06-15T18:16:23Z")

</div>

Hi, this is my first post and I must admit that node-red is fantastic piece of software. Every task can be made with a great level of elegance and everything is transparent ... drag&drop in browser :slight\_smile: OK, i…

---

## [Thresholds missing in Dynamic Hysterises](https://discourse.nodered.org/t/thresholds-missing-in-dynamic-hysterises/47179)

<div class="topic-metadata">

**Author:** [@KrishnanRavichandran](https://discourse.nodered.org/u/KrishnanRavichandran)\
**Replies:** 5\
**Last updated:** [15 June 2021 16:35 UTC](https://discourse.nodered.org/t/thresholds-missing-in-dynamic-hysterises/47179 "2021-06-15T16:35:58Z")

</div>

Can someone explain the working or application of Dynamic Hysterises? I am new to Node red and find it difficult to make use without understanding. Also, when I try to use it, I get the 'Thresholds missing' error. Than…

---

## [Worldmap - uibuilder pairing](https://discourse.nodered.org/t/worldmap-uibuilder-pairing/46330)

<div class="topic-metadata">

**Author:** [@yalinsayi](https://discourse.nodered.org/u/yalinsayi)\
**Replies:** 12\
**Last updated:** [15 June 2021 15:34 UTC](https://discourse.nodered.org/t/worldmap-uibuilder-pairing/46330 "2021-06-15T15:34:38Z")

</div>

Hello, I have an interface built with uibuilder (vue + vuetify). In it I have an embedded worldmap with iframe. In my app i will have multiple concurrent users. I want uibuilder and worldmap in the same browser instance…

---

## [Need to use message TOPIC to do an INSERT into a database](https://discourse.nodered.org/t/need-to-use-message-topic-to-do-an-insert-into-a-database/46608)

<div class="topic-metadata">

**Author:** [@dclear](https://discourse.nodered.org/u/dclear)\
**Replies:** 7\
**Last updated:** [15 June 2021 14:35 UTC](https://discourse.nodered.org/t/need-to-use-message-topic-to-do-an-insert-into-a-database/46608 "2021-06-15T14:35:15Z")

</div>

I can do the INSERT just fine, eg INSERT INTO EVENTS (EVENTID,OPID,DATETIME,EVENTTYPE,BRANCHID,DEPTID) VALUES (29,9,'2021-05-22 19:48:01',1,1,1); but what I'm trying to do now is somehow make the DATETIME (for example…

---

## [Anyone got some good python3 chops? (re: sensehat)](https://discourse.nodered.org/t/anyone-got-some-good-python3-chops-re-sensehat/47143)

<div class="topic-metadata">

**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 2\
**Last updated:** [15 June 2021 14:21 UTC](https://discourse.nodered.org/t/anyone-got-some-good-python3-chops-re-sensehat/47143 "2021-06-15T14:21:54Z")

</div>

Does anyone have some good python3 experience? There is a problem with node-red-node-pi-sense-hat running with python3, it runs fine with python2 but in python3 is you select both 'motion' and 'environment' you only get …

---

## [Http request node - Turn off Debug Messages?](https://discourse.nodered.org/t/http-request-node-turn-off-debug-messages/47142)

<div class="topic-metadata">

**Author:** [@eddee54455](https://discourse.nodered.org/u/eddee54455)\
**Replies:** 2\
**Last updated:** [15 June 2021 13:36 UTC](https://discourse.nodered.org/t/http-request-node-turn-off-debug-messages/47142 "2021-06-15T13:36:56Z")

</div>

G'day y'all! I am using the http request node to get (don't laugh), just a single numeric digit from a web page.. Unfortunately, this page sometimes doesn't respond timeously or resets the connection, or maybe even jus…

---

## [DAEMON msg delay](https://discourse.nodered.org/t/daemon-msg-delay/47134)

<div class="topic-metadata">

**Author:** [@Napest](https://discourse.nodered.org/u/Napest)\
**Replies:** 2\
**Last updated:** [15 June 2021 12:59 UTC](https://discourse.nodered.org/t/daemon-msg-delay/47134 "2021-06-15T12:59:44Z")

</div>

At first I would like to thank you for the work you are doing on node-red. I simply love it. It is not very often when I got stuck with something, becouse of outstanding documentation, forum and intuitiveness of node-red…

---

## [Send measured values](https://discourse.nodered.org/t/send-measured-values/47172)

<div class="topic-metadata">

**Author:** [@automati](https://discourse.nodered.org/u/automati)\
**Replies:** 0\
**Last updated:** [15 June 2021 11:14 UTC](https://discourse.nodered.org/t/send-measured-values/47172 "2021-06-15T11:14:17Z")

</div>

Hello everybody I have a sensor that measures temperature, brightness and humidity. The sensor is connected to NodeRed via ZigBee. Now I would like to send the current data via telegram .. I have already integrated Tele…

---

## [Hide editor tabs without disabling them](https://discourse.nodered.org/t/hide-editor-tabs-without-disabling-them/20563)

<div class="topic-metadata">

**Author:** [@ElGranLoky](https://discourse.nodered.org/u/ElGranLoky)\
**Replies:** 21\
**Last updated:** [15 June 2021 10:28 UTC](https://discourse.nodered.org/t/hide-editor-tabs-without-disabling-them/20563 "2021-06-15T10:28:56Z")

</div>

I don't know if this option exists in the editor. It would be nice if you could do the same thing that happens with the subflows and you could hide the tabs when they are not being edited.

---

## [How to - if partly missing payload no node error](https://discourse.nodered.org/t/how-to-if-partly-missing-payload-no-node-error/47079)

<div class="topic-metadata">

**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 3\
**Last updated:** [15 June 2021 09:55 UTC](https://discourse.nodered.org/t/how-to-if-partly-missing-payload-no-node-error/47079 "2021-06-15T09:55:13Z")

</div>

Hello i got a function Node to prepare the output for InfluxDB msg.payload = { name: msg.payload.name, mode: msg.payload.mode, powerOut:msg.payload.poweroutW, frq: msg.payload.freq } return msg; the pr…

---

## [How to get host information](https://discourse.nodered.org/t/how-to-get-host-information/47160)

<div class="topic-metadata">

**Author:** [@lei1](https://discourse.nodered.org/u/lei1)\
**Replies:** 2\
**Last updated:** [15 June 2021 09:25 UTC](https://discourse.nodered.org/t/how-to-get-host-information/47160 "2021-06-15T09:25:45Z")

</div>

How to get the cpu and memory usage information of a host in nodered

---

## [MQTT Broker configurable via global variabe UAT PROD](https://discourse.nodered.org/t/mqtt-broker-configurable-via-global-variabe-uat-prod/47158)

<div class="topic-metadata">

**Author:** [@riker65](https://discourse.nodered.org/u/riker65)\
**Replies:** 2\
**Last updated:** [15 June 2021 07:23 UTC](https://discourse.nodered.org/t/mqtt-broker-configurable-via-global-variabe-uat-prod/47158 "2021-06-15T07:23:29Z")

</div>

Hi just wondering how to hande config managemant. Want to switch between different brokers but not just edit on broker node IP and port but setting IP and Port via variable . Is this possible? thanks

---

## [Flow management?](https://discourse.nodered.org/t/flow-management/47159)

<div class="topic-metadata">

**Author:** [@AK51](https://discourse.nodered.org/u/AK51)\
**Replies:** 0\
**Last updated:** [15 June 2021 06:27 UTC](https://discourse.nodered.org/t/flow-management/47159 "2021-06-15T06:27:29Z")

</div>

Hi, I have many working flows in my laptop. Some of the flows need other computers' mysql connections. If the mysql connections are not there, error occurs and it is normal. However, I can't deploy a new flow for another…

---

## [Firebase cloud with node red HTTP/2 stream issue](https://discourse.nodered.org/t/firebase-cloud-with-node-red-http-2-stream-issue/47157)

<div class="topic-metadata">

**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 0\
**Last updated:** [15 June 2021 06:19 UTC](https://discourse.nodered.org/t/firebase-cloud-with-node-red-http-2-stream-issue/47157 "2021-06-15T06:19:30Z")

</div>

Hello, I'm using node-red-contrib-cloud-firestore to get and update data to the firestore cloud. And it works really well, but sometimes (overnight) the connection to firebase fails and I can read this issue in the debu…

---

## [So official method to get installed NR version?](https://discourse.nodered.org/t/so-official-method-to-get-installed-nr-version/47147)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 7\
**Last updated:** [15 June 2021 05:12 UTC](https://discourse.nodered.org/t/so-official-method-to-get-installed-nr-version/47147 "2021-06-15T05:12:16Z")

</div>

Official method to get installed NR version? Just did an install of NR via the official script and it seems the following fails to work now? # npm ls -g --depth=0 | grep node-red | cut -d '@' -f 2 Seems odd that node…

---

## [How to install the required dependencies](https://discourse.nodered.org/t/how-to-install-the-required-dependencies/47091)

<div class="topic-metadata">

**Author:** [@lei1](https://discourse.nodered.org/u/lei1)\
**Replies:** 5\
**Last updated:** [15 June 2021 04:32 UTC](https://discourse.nodered.org/t/how-to-install-the-required-dependencies/47091 "2021-06-15T04:32:11Z")

</div>

When installing this module, I was asked to install the libraries first, I'm using docker running nodered, how do I install these libraries

---

## [Error while trying to connect Arduino Uno to Node-Red](https://discourse.nodered.org/t/error-while-trying-to-connect-arduino-uno-to-node-red/47153)

<div class="topic-metadata">

**Author:** [@DFW](https://discourse.nodered.org/u/DFW)\
**Replies:** 0\
**Last updated:** [15 June 2021 01:55 UTC](https://discourse.nodered.org/t/error-while-trying-to-connect-arduino-uno-to-node-red/47153 "2021-06-15T01:55:51Z")

</div>

Hello guys, I am trying to connect my Arduino Uno to Node-Red but I keep having this error if I try to install "node-red-node-arduino". 2021-06-15T01:54:10.814Z Install : node-red-node-arduino 0.3.1 2021-06-15T01:54:1…

---

## [Fitbit - anyone have it working with node red?](https://discourse.nodered.org/t/fitbit-anyone-have-it-working-with-node-red/47150)

<div class="topic-metadata">

**Author:** [@pw44](https://discourse.nodered.org/u/pw44)\
**Replies:** 0\
**Last updated:** [14 June 2021 22:55 UTC](https://discourse.nodered.org/t/fitbit-anyone-have-it-working-with-node-red/47150 "2021-06-14T22:55:08Z")

</div>

Hya, anyone with fitbit and node red working? Thx in advance.

---

## [Raspberry PWM out - a warning](https://discourse.nodered.org/t/raspberry-pwm-out-a-warning/47133)

<div class="topic-metadata">

**Author:** [@alexander77](https://discourse.nodered.org/u/alexander77)\
**Replies:** 5\
**Last updated:** [14 June 2021 16:41 UTC](https://discourse.nodered.org/t/raspberry-pwm-out-a-warning/47133 "2021-06-14T16:41:37Z")

</div>

I tried to use the pwm output with an opamp as a source for a 0-10V dimmer. I saw a short spike in the brightness from time to time, 10 - 15 minutes or so. So i made a simple setup: Slider, a pwm output pin, a 1kOhm res…

---

## [Still confused over Node-Red/Mariadb Datetime](https://discourse.nodered.org/t/still-confused-over-node-red-mariadb-datetime/47104)

<div class="topic-metadata">

**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 2\
**Last updated:** [14 June 2021 14:08 UTC](https://discourse.nodered.org/t/still-confused-over-node-red-mariadb-datetime/47104 "2021-06-14T14:08:46Z")

</div>

I have a Mariadb table (server is my Raspberry Pi in the UK, system time is default, currently BST) create table foo (created datetime default now(), mydate datetime); and Node-Red creates a record via the mysql node…

---

## [Qt/qml frontend with uibuilder](https://discourse.nodered.org/t/qt-qml-frontend-with-uibuilder/47137)

<div class="topic-metadata">

**Author:** [@r0ller](https://discourse.nodered.org/u/r0ller)\
**Replies:** 1\
**Last updated:** [14 June 2021 14:05 UTC](https://discourse.nodered.org/t/qt-qml-frontend-with-uibuilder/47137 "2021-06-14T14:05:20Z")

</div>

Hi All, I've just managed to connect a (minimal) qml frontend to nodered via uibuilder. Just posting it here if anyone is interested in qml. As I anyway have a Qt/qml architecture which I'm trying to use whereever it's …

---

## [Noob question: Timeswitch node configuration validation](https://discourse.nodered.org/t/noob-question-timeswitch-node-configuration-validation/46896)

<div class="topic-metadata">

**Author:** [@ardaedhel](https://discourse.nodered.org/u/ardaedhel)\
**Replies:** 5\
**Last updated:** [14 June 2021 11:48 UTC](https://discourse.nodered.org/t/noob-question-timeswitch-node-configuration-validation/46896 "2021-06-14T11:48:52Z")

</div>

\[Noob disclaimer: I've poked around a little bit and it looks like this is the best place to raise this, but please feel free to point me in the right direction if not.\] I have a question specifically about the node-red…

[Previous page](https://discourse.nodered.org/c/general/7.md?page=536)

[Next page](https://discourse.nodered.org/c/general/7.md?page=538)