# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=105

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

**Page:** 106

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## [Node-red-node-dropbox uncaught exception](https://discourse.nodered.org/t/node-red-node-dropbox-uncaught-exception/88493)

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**Author:** [@Josov](https://discourse.nodered.org/u/Josov)\
**Replies:** 0\
**Last updated:** [4 June 2024 08:29 UTC](https://discourse.nodered.org/t/node-red-node-dropbox-uncaught-exception/88493 "2024-06-04T08:29:26Z")

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I use Node-RED in a Docker environment on a Raspberry Pi 5. The node-red-node-dropbox is causing an uncaught exception and rebooting the the Raspberry Pi 5. Several Pi's have access to the same Dropbox directory (reading…

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## [Mqtt-in variable broker](https://discourse.nodered.org/t/mqtt-in-variable-broker/88406)

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**Author:** [@HenryTrang](https://discourse.nodered.org/u/HenryTrang)\
**Replies:** 3\
**Last updated:** [4 June 2024 08:00 UTC](https://discourse.nodered.org/t/mqtt-in-variable-broker/88406 "2024-06-04T08:00:44Z")

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dear all for the node mqtt-in how to use variable broker?

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## [Node-red Google api Socket hangup](https://discourse.nodered.org/t/node-red-google-api-socket-hangup/88490)

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**Author:** [@teobol](https://discourse.nodered.org/u/teobol)\
**Replies:** 0\
**Last updated:** [4 June 2024 07:28 UTC](https://discourse.nodered.org/t/node-red-google-api-socket-hangup/88490 "2024-06-04T07:28:10Z")

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So ive been using Node-red for a booking system for Tennis matches and its been working perfectly but now im getting the constant error Socket hang up and im not sure whats causing the problem and what the solution is. I…

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## [Remote Red Push Notifications](https://discourse.nodered.org/t/remote-red-push-notifications/88482)

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**Author:** [@Rawbutter](https://discourse.nodered.org/u/Rawbutter)\
**Replies:** 2\
**Last updated:** [4 June 2024 05:59 UTC](https://discourse.nodered.org/t/remote-red-push-notifications/88482 "2024-06-04T05:59:45Z")

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Hi, I'm after some help in regards to formatting the way I see the push notifications that come through on my phone. I read MQTT data from a PLC then every hour push that data into notifications which works perfectly I…

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## [Cronplus node help](https://discourse.nodered.org/t/cronplus-node-help/88479)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 18\
**Last updated:** [4 June 2024 03:04 UTC](https://discourse.nodered.org/t/cronplus-node-help/88479 "2024-06-04T03:04:59Z")

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Sorry, I'm stuck. I want an event every second week on Saturday. Saying it starts this Saturday (8 June) what do I need to do? I will be trying ITMT, but as Sod's law says: If I don't ask I won't (in the mean time) w…

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## [A standard format for weather APIs?](https://discourse.nodered.org/t/a-standard-format-for-weather-apis/88323)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 10\
**Last updated:** [3 June 2024 18:45 UTC](https://discourse.nodered.org/t/a-standard-format-for-weather-apis/88323 "2024-06-03T18:45:42Z")

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Each weather API returns data in it's own format. For example, hourly forecast data from OpenWeatherMap's is msg.payload.hourly\[\] UK Met Office is msg.payload.features\[0\].properties.timeSeries\[\] Met.no is msg.payload.…

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## [Select bucket dynamically via parameter](https://discourse.nodered.org/t/select-bucket-dynamically-via-parameter/88458)

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**Author:** [@IngoKnito](https://discourse.nodered.org/u/IngoKnito)\
**Replies:** 2\
**Last updated:** [3 June 2024 17:27 UTC](https://discourse.nodered.org/t/select-bucket-dynamically-via-parameter/88458 "2024-06-03T17:27:36Z")

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I have several influxdb-out nodes and would like to combine them into one. Is there a way to set or overwrite the bucketname to the influxdb-node via a parameter in the msg? Something like this: msg.bucket="bucket1" W…

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## [Node wires not moving for all status text](https://discourse.nodered.org/t/node-wires-not-moving-for-all-status-text/88468)

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**Author:** [@MyRandomThoughts](https://discourse.nodered.org/u/MyRandomThoughts)\
**Replies:** 2\
**Last updated:** [3 June 2024 13:08 UTC](https://discourse.nodered.org/t/node-wires-not-moving-for-all-status-text/88468 "2024-06-03T13:08:05Z")

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There was an update a while ago that moved node wires out of the way of status text - it's a great update, but it doesn't move for all status. In the image below you can see three rows of three nodes... You can see t…

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## [Issues with node-red-node-serialport Module](https://discourse.nodered.org/t/issues-with-node-red-node-serialport-module/88455)

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**Author:** [@khalil\_khalil](https://discourse.nodered.org/u/khalil_khalil)\
**Replies:** 12\
**Last updated:** [3 June 2024 12:56 UTC](https://discourse.nodered.org/t/issues-with-node-red-node-serialport-module/88455 "2024-06-03T12:56:45Z")

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Hello, I have encountered issues while using the node-red-node-serialport v2.0.2 (latest version). Here are the configuration parameters for the "serial request" node: msg.timeout is the timeout (in ms) after which th…

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## [New line constant with text variable](https://discourse.nodered.org/t/new-line-constant-with-text-variable/88462)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 6\
**Last updated:** [3 June 2024 10:50 UTC](https://discourse.nodered.org/t/new-line-constant-with-text-variable/88462 "2024-06-03T10:50:40Z")

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hello I am trying output some text from a function to a text node using: let var1 = ""; var1 = var1 + "new text \\r \\n"; var1 = var1 + "new text 2 \\r \\n"; msg.payload = var1; return msg; It works fine and var1 disp…

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## [Can this be done in an \`inject\` node?](https://discourse.nodered.org/t/can-this-be-done-in-an-inject-node/88461)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [3 June 2024 10:27 UTC](https://discourse.nodered.org/t/can-this-be-done-in-an-inject-node/88461 "2024-06-03T10:27:22Z")

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Slightly complicated story. Originally I have an inject node that injects into a function node that does a bit of stuff. function node: let channels = { "nine": { "number": 100 }, "foxone": { "number": 101 }, …

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## [Temperature display on the dashboard](https://discourse.nodered.org/t/temperature-display-on-the-dashboard/88459)

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**Author:** [@Kralle](https://discourse.nodered.org/u/Kralle)\
**Replies:** 3\
**Last updated:** [3 June 2024 10:18 UTC](https://discourse.nodered.org/t/temperature-display-on-the-dashboard/88459 "2024-06-03T10:18:29Z")

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Hello, I have a small problem. I built a flow with which data from a temperature sensor can be written to an InfluxDB and displayed in Grafana. The payload that is passed from the functions note into the DB looks like t…

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## [Disable installation of new node modules but still show the installed modules](https://discourse.nodered.org/t/disable-installation-of-new-node-modules-but-still-show-the-installed-modules/88456)

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**Author:** [@MoonDev](https://discourse.nodered.org/u/MoonDev)\
**Replies:** 0\
**Last updated:** [3 June 2024 08:25 UTC](https://discourse.nodered.org/t/disable-installation-of-new-node-modules-but-still-show-the-installed-modules/88456 "2024-06-03T08:25:44Z")

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Hello, I have this devices with Node-RED installed, but because of memory constraints I can't allow the installation of additional node modules. So I disabled the palette view in the settings. The issue is now, I can't …

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## [Node-red-serialport Serial-in Debug No Messages 1](https://discourse.nodered.org/t/node-red-serialport-serial-in-debug-no-messages-1/88454)

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**Author:** [@ronak](https://discourse.nodered.org/u/ronak)\
**Replies:** 0\
**Last updated:** [3 June 2024 07:35 UTC](https://discourse.nodered.org/t/node-red-serialport-serial-in-debug-no-messages-1/88454 "2024-06-03T07:35:18Z")

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I'm not receiving data from serial in node. Same topic already available but no resolution found. Node-red-serialport Serial-in Debug No Messages

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## [Timer in a function node?](https://discourse.nodered.org/t/timer-in-a-function-node/88384)

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**Author:** [@edstobi](https://discourse.nodered.org/u/edstobi)\
**Replies:** 9\
**Last updated:** [3 June 2024 07:09 UTC](https://discourse.nodered.org/t/timer-in-a-function-node/88384 "2024-06-03T07:09:36Z")

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Hello Once again I need some help for the easiest way to solve my issue. I have a flow that includes a controlled process and at the end heats the water bath in which the mass is processed to 90 degrees. Since I can't …

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## [Cannot access to node red](https://discourse.nodered.org/t/cannot-access-to-node-red/88434)

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**Author:** [@Chow0605](https://discourse.nodered.org/u/Chow0605)\
**Replies:** 34\
**Last updated:** [3 June 2024 06:29 UTC](https://discourse.nodered.org/t/cannot-access-to-node-red/88434 "2024-06-03T06:29:52Z")

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I am doing well with my raspberry pi 3 and node red but suddenly i cannot access node red on my laptop. and i reboot and run again node red it shows this.

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## [Home Assistant Insteon Thermostat Intergration](https://discourse.nodered.org/t/home-assistant-insteon-thermostat-intergration/88396)

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**Author:** [@Sparks70b](https://discourse.nodered.org/u/Sparks70b)\
**Replies:** 2\
**Last updated:** [3 June 2024 02:50 UTC](https://discourse.nodered.org/t/home-assistant-insteon-thermostat-intergration/88396 "2024-06-03T02:50:43Z")

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I currently have Home Assistant and Node Red integrated with. Insteon, Zwave and Zigbee. Using Debug mode and going node by node I was able to figure everything out up until this question. I am having trouble with my …

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## [Sort of off topic, raspi shutting down](https://discourse.nodered.org/t/sort-of-off-topic-raspi-shutting-down/88432)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [2 June 2024 21:28 UTC](https://discourse.nodered.org/t/sort-of-off-topic-raspi-shutting-down/88432 "2024-06-02T21:28:27Z")

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Sorry, and yes it may be better I ask in a RasPi forum. Story: Raspberry Pi 3 Model B Plus Rev 1.3 PRETTY\_NAME="Raspbian GNU/Linux 10 (buster)" NAME="Raspbian GNU/Linux" VERSION\_ID="10" VERSION="10 (buster)" VERSION\_C…

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## [Blinking Light when one of two entities is sending "on" as message payload](https://discourse.nodered.org/t/blinking-light-when-one-of-two-entities-is-sending-on-as-message-payload/88437)

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**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\
**Replies:** 1\
**Last updated:** [2 June 2024 14:20 UTC](https://discourse.nodered.org/t/blinking-light-when-one-of-two-entities-is-sending-on-as-message-payload/88437 "2024-06-02T14:20:45Z")

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Hi, I want to let a Light blinking when one of two entities is sending "on" as message payload. Both entities are sending every 30 seconds either on or off. If one entity is sending on, a light should blink (on/off) u…

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## [Error installing package (node-red-contrib-tfjs-coco-ssd)](https://discourse.nodered.org/t/error-installing-package-node-red-contrib-tfjs-coco-ssd/88335)

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**Author:** [@Henjoe](https://discourse.nodered.org/u/Henjoe)\
**Replies:** 10\
**Last updated:** [1 June 2024 12:23 UTC](https://discourse.nodered.org/t/error-installing-package-node-red-contrib-tfjs-coco-ssd/88335 "2024-06-01T12:23:13Z")

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Hi nodered experts, I wonder is someone already use this package? and successfully use this library? I got this error while installing it. Here is my environment: OS: Windows 10 Nodered version 2.x NodeJS versio…

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## [Shelly 1 plus con node red](https://discourse.nodered.org/t/shelly-1-plus-con-node-red/88417)

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**Author:** [@Hagory85](https://discourse.nodered.org/u/Hagory85)\
**Replies:** 4\
**Last updated:** [1 June 2024 03:37 UTC](https://discourse.nodered.org/t/shelly-1-plus-con-node-red/88417 "2024-06-01T03:37:59Z")

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Tengo varios Shelly 1 y los controlo desde node red con un nodo de mqtt in y pongo shellies/xxx/relay/0 y para la entrada shellies/xxx/relay/0/command y funciona perfecto… he comprado los nuevos Shelly 1 plus, y ya no fu…

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## [Startup value for dashboard Switch node](https://discourse.nodered.org/t/startup-value-for-dashboard-switch-node/88414)

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**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 5\
**Last updated:** [31 May 2024 21:15 UTC](https://discourse.nodered.org/t/startup-value-for-dashboard-switch-node/88414 "2024-05-31T21:15:16Z")

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I have a dashboard Switch node in a flow. Each time I start NR, the Switch node's initial value is OFF. Is there a way I can set the default/startup value to ON without it triggering the next node in the flow?

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## [Help ME with calculating the percentage](https://discourse.nodered.org/t/help-me-with-calculating-the-percentage/88404)

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**Author:** [@MrBatman](https://discourse.nodered.org/u/MrBatman)\
**Replies:** 11\
**Last updated:** [31 May 2024 21:09 UTC](https://discourse.nodered.org/t/help-me-with-calculating-the-percentage/88404 "2024-05-31T21:09:26Z")

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I want to add two values received from OPC UA, calculate the percentage of one of these values in the sum, and display it on the screen. How can I do this?"

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## [OPC UA node question - get entire list of variables](https://discourse.nodered.org/t/opc-ua-node-question-get-entire-list-of-variables/88391)

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**Author:** [@DWoodlock](https://discourse.nodered.org/u/DWoodlock)\
**Replies:** 1\
**Last updated:** [31 May 2024 13:52 UTC](https://discourse.nodered.org/t/opc-ua-node-question-get-entire-list-of-variables/88391 "2024-05-31T13:52:55Z")

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Just curious if there is a known way to gather the entire contents of a global variable list as opposed to individual reads or subscriptions? for Instance, instead of subscribing to "n=2,s=Application.myVars.someBit" , …

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## [Write in PLC siemens using nodeS7](https://discourse.nodered.org/t/write-in-plc-siemens-using-nodes7/88405)

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**Author:** [@Mohamed\_1711](https://discourse.nodered.org/u/Mohamed_1711)\
**Replies:** 3\
**Last updated:** [31 May 2024 10:57 UTC](https://discourse.nodered.org/t/write-in-plc-siemens-using-nodes7/88405 "2024-05-31T10:57:47Z")

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I made this flow for read data from PLC siemens and it works well \[I used the nodes7 module\] My issue is if I want to write how can I do this ?? I get the data and the structure that I will write in it from my database…

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## [Data array initial value](https://discourse.nodered.org/t/data-array-initial-value/88402)

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**Author:** [@Alex4](https://discourse.nodered.org/u/Alex4)\
**Replies:** 5\
**Last updated:** [31 May 2024 10:44 UTC](https://discourse.nodered.org/t/data-array-initial-value/88402 "2024-05-31T10:44:21Z")

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Hi, I have a UI-template node which values are contained in a data array as below. data() { return{ values:\[\] } } I want to initialize the values of this array with the data coming from msg.payload. I…

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## [Read the output of a Python script from RoboDK](https://discourse.nodered.org/t/read-the-output-of-a-python-script-from-robodk/88371)

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**Author:** [@Fahrerkrieger](https://discourse.nodered.org/u/Fahrerkrieger)\
**Replies:** 17\
**Last updated:** [31 May 2024 09:57 UTC](https://discourse.nodered.org/t/read-the-output-of-a-python-script-from-robodk/88371 "2024-05-31T09:57:19Z")

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Hello Node-Red Community. I am currently working with a Robot linked to RoboDk Software and I have a Python Script whose output are the values from the Robot (like Axis-Position, Torque, etc). Now I want this output to b…

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## ['ffmpeg' fails on RPi-4B running Bullseye (32-bit)](https://discourse.nodered.org/t/ffmpeg-fails-on-rpi-4b-running-bullseye-32-bit/88359)

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**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\
**Replies:** 12\
**Last updated:** [31 May 2024 07:08 UTC](https://discourse.nodered.org/t/ffmpeg-fails-on-rpi-4b-running-bullseye-32-bit/88359 "2024-05-31T07:08:52Z")

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I had to reflash the SD card for a RPi-4B when its SSD packed-up recently. I decided to use Bullseye 32-bit but find that 'ffmpeg' (v4.3.6) produces an error in the command line when I try to record a video from a camer…

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## [Serial Port control via button](https://discourse.nodered.org/t/serial-port-control-via-button/88398)

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**Author:** [@Vaibhavi27](https://discourse.nodered.org/u/Vaibhavi27)\
**Replies:** 0\
**Last updated:** [31 May 2024 05:41 UTC](https://discourse.nodered.org/t/serial-port-control-via-button/88398 "2024-05-31T05:41:37Z")

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Hi, I am using teensy 4.1 to communicate with node-red, which is actually sending a large stream of data. I would also want my serial port to receive data. My sort of Idea to send "START" command to initially to serial…

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## [Can you use mustache value in EXEC node](https://discourse.nodered.org/t/can-you-use-mustache-value-in-exec-node/88367)

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**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 5\
**Last updated:** [30 May 2024 01:21 UTC](https://discourse.nodered.org/t/can-you-use-mustache-value-in-exec-node/88367 "2024-05-30T01:21:40Z")

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If I want to use msg.payload in the command line of the EXEC node, is this possible? I tried using {msg.payload} as well as two and three mustaches without success. Anyone know how to do this?

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