# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=715

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

**Page:** 716

---

## [Is there a way to process with the contents of "debug messages"?](https://discourse.nodered.org/t/is-there-a-way-to-process-with-the-contents-of-debug-messages/28930)

<div class="topic-metadata">

**Author:** [@yossy4](https://discourse.nodered.org/u/yossy4)\
**Replies:** 45\
**Last updated:** [14 July 2020 01:23 UTC](https://discourse.nodered.org/t/is-there-a-way-to-process-with-the-contents-of-debug-messages/28930 "2020-07-14T01:23:40Z")

</div>

Hey, guys. Raspberry Pi and Azure IoT Hub are connected via MQTT. Sometimes the connections are bad and the devices disconnect from each other. If you get disconnected, restart your browser or "restart the flow" and t…

---

## [Help on splitting an input array](https://discourse.nodered.org/t/help-on-splitting-an-input-array/30013)

<div class="topic-metadata">

**Author:** [@davidz](https://discourse.nodered.org/u/davidz)\
**Replies:** 10\
**Last updated:** [13 July 2020 22:56 UTC](https://discourse.nodered.org/t/help-on-splitting-an-input-array/30013 "2020-07-13T22:56:07Z")

</div>

I have been struggling on how to decipher an input array of hex data with node red, and then show the data separately in the past several days. The data are from two temperature sensors and one accelerometer. The array l…

---

## [Problems with RGB color](https://discourse.nodered.org/t/problems-with-rgb-color/30020)

<div class="topic-metadata">

**Author:** [@cairon](https://discourse.nodered.org/u/cairon)\
**Replies:** 0\
**Last updated:** [13 July 2020 20:02 UTC](https://discourse.nodered.org/t/problems-with-rgb-color/30020 "2020-07-13T20:02:58Z")

</div>

Hi there, I am using colorthief to get the album cover of an home assistant entity to control Hue RGB lights. This is the node: \[{"id":"1328112d.c86bef","type":"tab","label":"Flow 1","disabled":false,"info":""},{"id":…

---

## [Flows Disappeared](https://discourse.nodered.org/t/flows-disappeared/29935)

<div class="topic-metadata">

**Author:** [@Peter](https://discourse.nodered.org/u/Peter)\
**Replies:** 47\
**Last updated:** [13 July 2020 18:51 UTC](https://discourse.nodered.org/t/flows-disappeared/29935 "2020-07-13T18:51:49Z")

</div>

VERY CRITICAL !!!! Hi all, I really hope someone can assist me The most unthinkable has happened just now, just as I completed and test my flows, after 2 days of no sleep and delighted to be finished, unfortunately, al…

---

## [Set time for led](https://discourse.nodered.org/t/set-time-for-led/29927)

<div class="topic-metadata">

**Author:** [@yotti](https://discourse.nodered.org/u/yotti)\
**Replies:** 6\
**Last updated:** [13 July 2020 18:43 UTC](https://discourse.nodered.org/t/set-time-for-led/29927 "2020-07-13T18:43:13Z")

</div>

hello! hope everyone is doing great a newbie here hehe ... what I need to make is 12 LED each light up in a specific time or multiple time of the day or could be set multiple times per week or per month and buzzer tha…

---

## [Python in Node Red - RaspberryPi](https://discourse.nodered.org/t/python-in-node-red-raspberrypi/29888)

<div class="topic-metadata">

**Author:** [@MarcosF](https://discourse.nodered.org/u/MarcosF)\
**Replies:** 20\
**Last updated:** [13 July 2020 18:20 UTC](https://discourse.nodered.org/t/python-in-node-red-raspberrypi/29888 "2020-07-13T18:20:30Z")

</div>

Hello everyone, Im starting in Node Red and I want to known if this is possible: I done some scripts in python and their general aspect is like this Like you can see I have a menu, and when a user choose is option I…

---

## [Hide Node Red Input according to the global var in custom node](https://discourse.nodered.org/t/hide-node-red-input-according-to-the-global-var-in-custom-node/30014)

<div class="topic-metadata">

**Author:** [@tiagoslg](https://discourse.nodered.org/u/tiagoslg)\
**Replies:** 0\
**Last updated:** [13 July 2020 18:14 UTC](https://discourse.nodered.org/t/hide-node-red-input-according-to-the-global-var-in-custom-node/30014 "2020-07-13T18:14:23Z")

</div>

Hello, I'm starting with Node-RED, and sorry if I'm asking something really stupid, but I'm trying to get one global variable defined in settings.js -\> functionGlobalContext, to hide or show one input in one custom node…

---

## [How to hold last greater value until next value?](https://discourse.nodered.org/t/how-to-hold-last-greater-value-until-next-value/29989)

<div class="topic-metadata">

**Author:** [@muharremsari](https://discourse.nodered.org/u/muharremsari)\
**Replies:** 6\
**Last updated:** [13 July 2020 17:02 UTC](https://discourse.nodered.org/t/how-to-hold-last-greater-value-until-next-value/29989 "2020-07-13T17:02:09Z")

</div>

I get values pyrometer from OPCDA server. This pyrometer measures the hot bar. The bar has to measure after entering the angle of view, then the bar moves, there is the outward viewing angle. The output is zero. How to k…

---

## [Insert array contents into MSSQL table](https://discourse.nodered.org/t/insert-array-contents-into-mssql-table/30003)

<div class="topic-metadata">

**Author:** [@jomacdon](https://discourse.nodered.org/u/jomacdon)\
**Replies:** 23\
**Last updated:** [13 July 2020 16:42 UTC](https://discourse.nodered.org/t/insert-array-contents-into-mssql-table/30003 "2020-07-13T16:42:06Z")

</div>

Hello, may I please ask for some guidance... I have an array of data I want to insert into my MSSQL table called 'MyTable', here is the statement I have created: INSERT INTO \[MyTable\] (id, device\_id, label, message, se…

---

## [No info under sub flow nodes](https://discourse.nodered.org/t/no-info-under-sub-flow-nodes/29993)

<div class="topic-metadata">

**Author:** [@hugalafutro](https://discourse.nodered.org/u/hugalafutro)\
**Replies:** 7\
**Last updated:** [13 July 2020 15:44 UTC](https://discourse.nodered.org/t/no-info-under-sub-flow-nodes/29993 "2020-07-13T15:44:45Z")

</div>

Hi, I'm rather new to node red having installed it for home assistant. I managed to get it working, the more I added the more monstrous my flow became so I decided to split it into subflows, which works great, but the n…

---

## [Atlas EZO pH via USB](https://discourse.nodered.org/t/atlas-ezo-ph-via-usb/29985)

<div class="topic-metadata">

**Author:** [@edboy916](https://discourse.nodered.org/u/edboy916)\
**Replies:** 4\
**Last updated:** [13 July 2020 13:55 UTC](https://discourse.nodered.org/t/atlas-ezo-ph-via-usb/29985 "2020-07-13T13:55:07Z")

</div>

Hi all! I'm a newbie about Node Red and Raspberry and I was working for an automated aquarium since at last 2 years. I'm an italian guy, so sorry for my bad english... I was creating my own node red flow for controllin…

---

## [Big Timer question](https://discourse.nodered.org/t/big-timer-question/29699)

<div class="topic-metadata">

**Author:** [@nosebaer](https://discourse.nodered.org/u/nosebaer)\
**Replies:** 2\
**Last updated:** [13 July 2020 13:40 UTC](https://discourse.nodered.org/t/big-timer-question/29699 "2020-07-13T13:40:44Z")

</div>

Hello, I started to use Big Timer in my project to restrict the time when alexa saying something (telling that is time to open the window using the CO2 sensor from my NetAtmo device). I am not sure if I doing this righ…

---

## [Nora - too many devices](https://discourse.nodered.org/t/nora-too-many-devices/28570)

<div class="topic-metadata">

**Author:** [@phreaq](https://discourse.nodered.org/u/phreaq)\
**Replies:** 1\
**Last updated:** [13 July 2020 13:31 UTC](https://discourse.nodered.org/t/nora-too-many-devices/28570 "2020-07-13T13:31:01Z")

</div>

I was trying to change my Nora token, and now have an issue, as it's doubled, tripled, and finally quadrupled the amount of devices I have. I only have the one nora config within node-red, but if I check https://node-re…

---

## [Using rotary encoder](https://discourse.nodered.org/t/using-rotary-encoder/29775)

<div class="topic-metadata">

**Author:** [@luismendes](https://discourse.nodered.org/u/luismendes)\
**Replies:** 22\
**Last updated:** [13 July 2020 13:11 UTC](https://discourse.nodered.org/t/using-rotary-encoder/29775 "2020-07-13T13:11:19Z")

</div>

How do I make an rotary encoder work properly in node red? I have multiple inputs and I want to control them using an encoder, any ideias?

---

## [Time Picker 24-hrs format](https://discourse.nodered.org/t/time-picker-24-hrs-format/29787)

<div class="topic-metadata">

**Author:** [@farcry](https://discourse.nodered.org/u/farcry)\
**Replies:** 3\
**Last updated:** [13 July 2020 12:14 UTC](https://discourse.nodered.org/t/time-picker-24-hrs-format/29787 "2020-07-13T12:14:03Z")

</div>

Hello. I'm dealing with MySQL queries and I'm having troubles using TimePicker. For time to select I'm using "ui\_text\_input" in "Time Picker" mode. The problem is: I can't force the 24 hours input format The value o…

---

## [What would cause the inject node not to fire?](https://discourse.nodered.org/t/what-would-cause-the-inject-node-not-to-fire/29925)

<div class="topic-metadata">

**Author:** [@Arm555](https://discourse.nodered.org/u/Arm555)\
**Replies:** 2\
**Last updated:** [13 July 2020 12:12 UTC](https://discourse.nodered.org/t/what-would-cause-the-inject-node-not-to-fire/29925 "2020-07-13T12:12:08Z")

</div>

Had an inject node firing every 30min and after a few tinkering around and updating of the container it has stopped firing. Where can I check to debug? Edit: seems that after waiting all day to execute it started workin…

---

## [Node-red-contrib-counter](https://discourse.nodered.org/t/node-red-contrib-counter/28360)

<div class="topic-metadata">

**Author:** [@kxn25](https://discourse.nodered.org/u/kxn25)\
**Replies:** 27\
**Last updated:** [13 July 2020 11:17 UTC](https://discourse.nodered.org/t/node-red-contrib-counter/28360 "2020-07-13T11:17:23Z")

</div>

Hello, i need help with the Counter. I want to count a GPIO input and the data get send to iobroker. So far so good. Everytime i resart the node the counter starts at 0 again, but i want to continue with the previo…

---

## [After installing 1.1.2 my dashboard icon is gone](https://discourse.nodered.org/t/after-installing-1-1-2-my-dashboard-icon-is-gone/29943)

<div class="topic-metadata">

**Author:** [@Shirola](https://discourse.nodered.org/u/Shirola)\
**Replies:** 13\
**Last updated:** [13 July 2020 10:07 UTC](https://discourse.nodered.org/t/after-installing-1-1-2-my-dashboard-icon-is-gone/29943 "2020-07-13T10:07:22Z")

</div>

Hi, I just upgraded to the latest version that happened to be the 1.1.2 and I noticed I have no dashboard icon to click on. Is this a bug or a feature :slight\_smile:

---

## ["onDeploy" callback at the node level](https://discourse.nodered.org/t/ondeploy-callback-at-the-node-level/29983)

<div class="topic-metadata">

**Author:** [@Pavithra\_nayak](https://discourse.nodered.org/u/Pavithra_nayak)\
**Replies:** 2\
**Last updated:** [13 July 2020 09:59 UTC](https://discourse.nodered.org/t/ondeploy-callback-at-the-node-level/29983 "2020-07-13T09:59:06Z")

</div>

Hi, I am new Node-red, I have a requirement where in I need to do some processing in each custom node, when the node is deployed successfully. I don't see any callback on Deploy. at the node level. Could you please guid…

---

## [\[q-gate\]Feature Request - 2nd debug output](https://discourse.nodered.org/t/q-gate-feature-request-2nd-debug-output/29939)

<div class="topic-metadata">

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 8\
**Last updated:** [13 July 2020 07:42 UTC](https://discourse.nodered.org/t/q-gate-feature-request-2nd-debug-output/29939 "2020-07-13T07:42:08Z")

</div>

@drmibell Hi Mike Just had an (maybe a bit OTT) idea pop into my head so I thought I'd get it out there before it vanishes :slight\_smile: A lot of the time - I use q-gate to hold messages back during testing/debugging…

---

## [Pause cronplus node until restarted (Edited title)](https://discourse.nodered.org/t/pause-cronplus-node-until-restarted-edited-title/29240)

<div class="topic-metadata">

**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 15\
**Last updated:** [13 July 2020 06:24 UTC](https://discourse.nodered.org/t/pause-cronplus-node-until-restarted-edited-title/29240 "2020-07-13T06:24:40Z")

</div>

Hi, @knolleary, @Steve-Mcl I am not sure if I am using the node correctly, but I seem to be having some problems with this small flow using msg.topic and msg.payload to control the node. Any comments, suggestions great…

---

## [Run node-red inside docker using pm2 & upgrade custom nodes](https://discourse.nodered.org/t/run-node-red-inside-docker-using-pm2-upgrade-custom-nodes/29778)

<div class="topic-metadata">

**Author:** [@mannharleen](https://discourse.nodered.org/u/mannharleen)\
**Replies:** 11\
**Last updated:** [13 July 2020 04:06 UTC](https://discourse.nodered.org/t/run-node-red-inside-docker-using-pm2-upgrade-custom-nodes/29778 "2020-07-13T04:06:21Z")

</div>

Run node-red inside docker using pm2 & upgrade custom nodes So I am successfully running node red inside docker. Everything works fine until I try to upgrade a node previously installed using the palette. After installi…

---

## [Mqtt-\>opcua bridging](https://discourse.nodered.org/t/mqtt-opcua-bridging/17705)

<div class="topic-metadata">

**Author:** [@fifthh](https://discourse.nodered.org/u/fifthh)\
**Replies:** 5\
**Last updated:** [12 July 2020 23:19 UTC](https://discourse.nodered.org/t/mqtt-opcua-bridging/17705 "2020-07-12T23:19:36Z")

</div>

Hello. I'm trying to bridge mqtt to opc ua and i was wondering how the flow would look like with the " node-red-contrib-opcua" node. Currently i have setup the following: mqtt (client that connects to broker) -\>OpcUA …

---

## [Node-red-contrib-iiot-opcua | empty field](https://discourse.nodered.org/t/node-red-contrib-iiot-opcua-empty-field/9949)

<div class="topic-metadata">

**Author:** [@carlosglez](https://discourse.nodered.org/u/carlosglez)\
**Replies:** 9\
**Last updated:** [12 July 2020 22:58 UTC](https://discourse.nodered.org/t/node-red-contrib-iiot-opcua-empty-field/9949 "2020-07-12T22:58:05Z")

</div>

Hello, I have an OPC UA server running and connected to UA Expert. I have tried to inject data from the general "inject node" to a "OPCUA-IIoT-Server-ASO" and after that to the OPC UA Server, everything is ok except the…

---

## [Serving Network KML](https://discourse.nodered.org/t/serving-network-kml/29089)

<div class="topic-metadata">

**Author:** [@dmac101](https://discourse.nodered.org/u/dmac101)\
**Replies:** 9\
**Last updated:** [12 July 2020 20:32 UTC](https://discourse.nodered.org/t/serving-network-kml/29089 "2020-07-12T20:32:06Z")

</div>

Hi All, Just wondering if anyone has created a flow for serving KML data as a network link. I have have tried by modifying a basic web page example and replacing the html with KML code but it didn't work. I'm not sure i…

---

## [Rpm installer script degrades npm \[FIXED\]](https://discourse.nodered.org/t/rpm-installer-script-degrades-npm-fixed/29952)

<div class="topic-metadata">

**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 3\
**Last updated:** [12 July 2020 19:48 UTC](https://discourse.nodered.org/t/rpm-installer-script-degrades-npm-fixed/29952 "2020-07-12T19:48:55Z")

</div>

I'm running node-RED in a Oracle Linux VM - Linux v4.14.35 which was installed using this node-RED script. I updated to NR v1.1.0 a few days ago using the script and wanted to start using the 'https certificate refresh'…

---

## [Keypad code and questions with keypad hooked to pins](https://discourse.nodered.org/t/keypad-code-and-questions-with-keypad-hooked-to-pins/29930)

<div class="topic-metadata">

**Author:** [@shel](https://discourse.nodered.org/u/shel)\
**Replies:** 8\
**Last updated:** [12 July 2020 16:36 UTC](https://discourse.nodered.org/t/keypad-code-and-questions-with-keypad-hooked-to-pins/29930 "2020-07-12T16:36:13Z")

</div>

Would like to hook up a keypad to the Pi using the input pins and not USB or serial (which have examples in this forum). I have the keypad hooked up and can see the key presses but I am having the following issues. I do…

---

## [Using npm in script file, installs seem to fail?](https://discourse.nodered.org/t/using-npm-in-script-file-installs-seem-to-fail/29876)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 12\
**Last updated:** [12 July 2020 16:06 UTC](https://discourse.nodered.org/t/using-npm-in-script-file-installs-seem-to-fail/29876 "2020-07-12T16:06:57Z")

</div>

I have a new OS build of a Raspberry Pi, I install node red via the official installation script. No problems so far. I copy my flows.json file into the correct location ~/.node-red/ for example. All good so far. I t…

---

## [Default value in ui\_text label possible?](https://discourse.nodered.org/t/default-value-in-ui-text-label-possible/29928)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 2\
**Last updated:** [12 July 2020 15:55 UTC](https://discourse.nodered.org/t/default-value-in-ui-text-label-possible/29928 "2020-07-12T15:55:30Z")

</div>

Is it possible to do something like this? Label -\> {{msg.topic}} || SomethingAsDefaultString Such that if {{msg.topic}} is empty, SomethingAsDefaultString populates the label? I guess I could always use a function to …

---

## [After upgrate to v1.1.1; flows now not working "error: node not deployed"](https://discourse.nodered.org/t/after-upgrate-to-v1-1-1-flows-now-not-working-error-node-not-deployed/29834)

<div class="topic-metadata">

**Author:** [@kenkoknz](https://discourse.nodered.org/u/kenkoknz)\
**Replies:** 9\
**Last updated:** [12 July 2020 15:00 UTC](https://discourse.nodered.org/t/after-upgrate-to-v1-1-1-flows-now-not-working-error-node-not-deployed/29834 "2020-07-12T15:00:19Z")

</div>

Finally took the plunge and updated to v1.1.1 with excitement and trepidation (from 0.20 which was stable and was working flawlessly for ages). Ungraded using standard recommended script, all seems well with no errors.…

[Previous page](https://discourse.nodered.org/c/general/7.md?page=714)

[Next page](https://discourse.nodered.org/c/general/7.md?page=716)