# Latest

**URL:** https://discourse.nodered.org/latest.md?page=935

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

**Page:** 936

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## [Sending camera images to FTP server and displaying on webbrowser](https://discourse.nodered.org/t/sending-camera-images-to-ftp-server-and-displaying-on-webbrowser/37248)

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**Author:** [@Ravi](https://discourse.nodered.org/u/Ravi)\
**Replies:** 10\
**Last updated:** [10 December 2020 20:56 UTC](https://discourse.nodered.org/t/sending-camera-images-to-ftp-server-and-displaying-on-webbrowser/37248 "2020-12-10T20:56:23Z")

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I just started working with Node RED and Raspberry Pi 4 B. In my project I want to take images from my Basler IP camera and store those images to the FTP server. In web browser, I want to have a display with image coming…

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## [Arduino i2c Firmata](https://discourse.nodered.org/t/arduino-i2c-firmata/31348)

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**Author:** [@ajsomething](https://discourse.nodered.org/u/ajsomething)\
**Replies:** 16\
**Last updated:** [10 December 2020 20:05 UTC](https://discourse.nodered.org/t/arduino-i2c-firmata/31348 "2020-12-10T20:05:13Z")

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I have searched for hours but for the life of me can not find any information on using i2c with arduino, my end goal is to use a bme250 using arduino... Current setup, ATMega using esp8266 for wifi, i can read and write…

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## [Dashboard nodes + svg images](https://discourse.nodered.org/t/dashboard-nodes-svg-images/37281)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 3\
**Last updated:** [10 December 2020 19:55 UTC](https://discourse.nodered.org/t/dashboard-nodes-svg-images/37281 "2020-12-10T19:55:30Z")

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Some 5 years ago, I contributed to a project to develop a windrose, to use in a emoncms dashboard. Seems more like 10 years ago! The basic idea was to superimpose png images, a background, and also a png pointer image t…

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## [\[ANNOUNCE\] node-red-contrib-jsontohtml](https://discourse.nodered.org/t/announce-node-red-contrib-jsontohtml/37279)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 7\
**Last updated:** [10 December 2020 19:23 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-jsontohtml/37279 "2020-12-10T19:23:40Z")

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Hi folks, I was re-installing one of my Raspberry devices, and I found some custom nodes on it that were about 95% finished. I have such nodes lying around all over the place. It it is a very bad habbit. I should res…

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## [Testing "Wave USB to RS485 Industrial Converter" to 8CH relay on Linux using modpoll](https://discourse.nodered.org/t/testing-wave-usb-to-rs485-industrial-converter-to-8ch-relay-on-linux-using-modpoll/37320)

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**Author:** [@IoTPlay](https://discourse.nodered.org/u/IoTPlay)\
**Replies:** 1\
**Last updated:** [10 December 2020 19:18 UTC](https://discourse.nodered.org/t/testing-wave-usb-to-rs485-industrial-converter-to-8ch-relay-on-linux-using-modpoll/37320 "2020-12-10T19:18:07Z")

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Hi, I bought 2 x Waveshare products, which I want to hook up to Node-RED - once I can confirm that they work: Wave USB to RS485 Industrial Converter Wave 8 Channel Industrial Relay - RS485 MODBUS I am not able to get…

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## [Split text file in multiline message ( Csplit equivalent)](https://discourse.nodered.org/t/split-text-file-in-multiline-message-csplit-equivalent/37312)

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**Author:** [@UnclePhil](https://discourse.nodered.org/u/UnclePhil)\
**Replies:** 2\
**Last updated:** [10 December 2020 17:27 UTC](https://discourse.nodered.org/t/split-text-file-in-multiline-message-csplit-equivalent/37312 "2020-12-10T17:27:21Z")

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Hello, I'm searching a way to split text file based on specific pattern, and then send each part to another node I know we can emulate this with a csplit linux command, and then loop through file , but if your NRed is …

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## [Since updating N-R](https://discourse.nodered.org/t/since-updating-n-r/37309)

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**Author:** [@RASelkirk](https://discourse.nodered.org/u/RASelkirk)\
**Replies:** 4\
**Last updated:** [10 December 2020 17:16 UTC](https://discourse.nodered.org/t/since-updating-n-r/37309 "2020-12-10T17:16:27Z")

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Upgraded N-R yesterday and am getting these messages in one function node (so far), prolly more to follow: So, what to do? OMG! The delete key no longer works for editing nodes/wires, WTF! Russ

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## [How to get date time to mysql](https://discourse.nodered.org/t/how-to-get-date-time-to-mysql/37299)

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**Author:** [@TrySorn](https://discourse.nodered.org/u/TrySorn)\
**Replies:** 10\
**Last updated:** [10 December 2020 16:02 UTC](https://discourse.nodered.org/t/how-to-get-date-time-to-mysql/37299 "2020-12-10T16:02:32Z")

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hello everyond, my name is Sorn and i need your help. i have problem about save datetime (Dec 10 2020 17:26:34 GMT+0700 (Indochina Time)) from node-red to mysql and i get some error that is "Error: ER\_PARSE\_ERROR: You…

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## [Yet another Device running NR](https://discourse.nodered.org/t/yet-another-device-running-nr/37304)

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**Author:** [@iiLaw](https://discourse.nodered.org/u/iiLaw)\
**Replies:** 0\
**Last updated:** [10 December 2020 15:28 UTC](https://discourse.nodered.org/t/yet-another-device-running-nr/37304 "2020-12-10T15:28:58Z")

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In the last few months I've come across three industrial devices with Node-RED at their core. Two for buildings automation, I'm testing on and this one below for both BA and industrial automation. I'm getting a early in…

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## [Slider in subflow, Label from Env Variable](https://discourse.nodered.org/t/slider-in-subflow-label-from-env-variable/37303)

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**Author:** [@billiaz](https://discourse.nodered.org/u/billiaz)\
**Replies:** 0\
**Last updated:** [10 December 2020 15:23 UTC](https://discourse.nodered.org/t/slider-in-subflow-label-from-env-variable/37303 "2020-12-10T15:23:48Z")

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Hi, I am facing an issue with a slider. I have a subflow, with a slider in it. Currently I am pushing a msg.name with the name of slider and the label is {{ msg.name }} cron The moment I slide the slider, on the next…

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## [Backup of flows - no access to webinterface after installing a node](https://discourse.nodered.org/t/backup-of-flows-no-access-to-webinterface-after-installing-a-node/17941)

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**Author:** [@maku12](https://discourse.nodered.org/u/maku12)\
**Replies:** 13\
**Last updated:** [14 November 2019 12:54 UTC](https://discourse.nodered.org/t/backup-of-flows-no-access-to-webinterface-after-installing-a-node/17941 "2019-11-14T12:54:04Z")

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Hi, unfortunately i have no access to node red webinterface after installing the node: node red speaker pi this is the error message: is there also a possibilty to backup the flows, or where is the file location of t…

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## [Mosca Error Expected "schema" to be an object or boolean](https://discourse.nodered.org/t/mosca-error-expected-schema-to-be-an-object-or-boolean/37289)

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**Author:** [@vongomben](https://discourse.nodered.org/u/vongomben)\
**Replies:** 3\
**Last updated:** [10 December 2020 14:42 UTC](https://discourse.nodered.org/t/mosca-error-expected-schema-to-be-an-object-or-boolean/37289 "2020-12-10T14:42:20Z")

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Hi everybody. I'm teaching IoT to a class of students, which are experiencing a problem in the MQTT connection. MQTT (mosca) node is not successfully connecting and is giving this error: schemaerror: Expected "schema"…

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## [Newbie question - load initial flow and also in UI too](https://discourse.nodered.org/t/newbie-question-load-initial-flow-and-also-in-ui-too/37243)

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**Author:** [@karlyboy](https://discourse.nodered.org/u/karlyboy)\
**Replies:** 7\
**Last updated:** [10 December 2020 14:02 UTC](https://discourse.nodered.org/t/newbie-question-load-initial-flow-and-also-in-ui-too/37243 "2020-12-10T14:02:06Z")

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Ref Karlos and Nick O'leary from his youtube post (told me post it here). I'm a newby plz plz be gentle :slight\_smile: I have my linux file system with nodejs v15 running. Node-red starts, visualizer runs and i can open …

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## [Connect to RPI via SSH and keep Node-Red alive](https://discourse.nodered.org/t/connect-to-rpi-via-ssh-and-keep-node-red-alive/37139)

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**Author:** [@Sidr](https://discourse.nodered.org/u/Sidr)\
**Replies:** 3\
**Last updated:** [10 December 2020 12:46 UTC](https://discourse.nodered.org/t/connect-to-rpi-via-ssh-and-keep-node-red-alive/37139 "2020-12-10T12:46:28Z")

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Hello, I am using a RPi 4 to monitor the air quality of rooms. I have built a Node-red flow that processes and sends the output via MQTT. I start the node-red flow by SSH. The problem is that although the RPi is connect…

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## [Newbie Question from data link to msg.payload](https://discourse.nodered.org/t/newbie-question-from-data-link-to-msg-payload/37047)

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**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 10\
**Last updated:** [10 December 2020 12:26 UTC](https://discourse.nodered.org/t/newbie-question-from-data-link-to-msg-payload/37047 "2020-12-10T12:26:33Z")

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hello i have a idea in mind but can't find out where to start. i have this data https://app-prod-ws.meteoswiss-app.ch/v1/stationOverview?station=WYN in a fist step i just wish to put them out in the msg.payload nice …

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## [Error \[ERR\_STREAM\_DESTROYED\]](https://discourse.nodered.org/t/error-err-stream-destroyed/37276)

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**Author:** [@davenrea](https://discourse.nodered.org/u/davenrea)\
**Replies:** 7\
**Last updated:** [10 December 2020 11:39 UTC](https://discourse.nodered.org/t/error-err-stream-destroyed/37276 "2020-12-10T11:39:17Z")

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I get the following error occasionally which I need to trap and issue something like “sudo systemctl restart nodered” to restart node-red automatically. Please share if you know how!! Error connecting to dbus: Error \[ER…

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## [Unable to update node.js](https://discourse.nodered.org/t/unable-to-update-node-js/37264)

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**Author:** [@catonia](https://discourse.nodered.org/u/catonia)\
**Replies:** 4\
**Last updated:** [10 December 2020 10:10 UTC](https://discourse.nodered.org/t/unable-to-update-node-js/37264 "2020-12-10T10:10:32Z")

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\<\<...\>\> I can't use that feature (yet) because my settings.js does't have the "httpsRefreshInterval". I'm still investigating but it is due to the fact that httpsRefreshInterval requires "Node.js 11 or later". My RPi4…

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## [Google Geocoding, Direction Examples and Usage of msg.location.lat and msg.location.lon](https://discourse.nodered.org/t/google-geocoding-direction-examples-and-usage-of-msg-location-lat-and-msg-location-lon/37043)

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**Author:** [@Sandy](https://discourse.nodered.org/u/Sandy)\
**Replies:** 5\
**Last updated:** [10 December 2020 08:01 UTC](https://discourse.nodered.org/t/google-geocoding-direction-examples-and-usage-of-msg-location-lat-and-msg-location-lon/37043 "2020-12-10T08:01:17Z")

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Hi All, I need to send the latitude and longitude of both Source and Destination, Then I need the Path in Google Map, How Can I do in Node-Red and Can I Have Google Map in Dashboard.

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## [Unable to Kill the Process using EXEC Node in "Raspberry PI" though it is showing "KILLED"](https://discourse.nodered.org/t/unable-to-kill-the-process-using-exec-node-in-raspberry-pi-though-it-is-showing-killed/35924)

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**Author:** [@Sandy](https://discourse.nodered.org/u/Sandy)\
**Replies:** 12\
**Last updated:** [10 December 2020 07:34 UTC](https://discourse.nodered.org/t/unable-to-kill-the-process-using-exec-node-in-raspberry-pi-though-it-is-showing-killed/35924 "2020-12-10T07:34:35Z")

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Hi All, In RaspberryPi, I used the EXEC node to run a Python script, and I able to Kill the EXEC node but the script is running background that is the script running process is not killed. We tried to find using Command…

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## [KNX easy loses connection](https://discourse.nodered.org/t/knx-easy-loses-connection/37283)

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**Author:** [@joha91](https://discourse.nodered.org/u/joha91)\
**Replies:** 0\
**Last updated:** [10 December 2020 07:23 UTC](https://discourse.nodered.org/t/knx-easy-loses-connection/37283 "2020-12-10T07:23:06Z")

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Hey I´m using a small VIS to toogle some KNX and Zigbee lights (Zigbee light is also switchable via KNX switch). I´m using the nodes of this package: https://flows.nodered.org/node/node-red-contrib-knx-easy The first …

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## [Raspberry 4 relays block 4 controll](https://discourse.nodered.org/t/raspberry-4-relays-block-4-controll/37220)

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**Author:** [@Dainyx22](https://discourse.nodered.org/u/Dainyx22)\
**Replies:** 6\
**Last updated:** [9 December 2020 18:27 UTC](https://discourse.nodered.org/t/raspberry-4-relays-block-4-controll/37220 "2020-12-09T18:27:03Z")

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hello, i am a new user, i am doing a small project and need your help, i have rasberry node res running on it, i want to control 4 relays, 17:00 starts and stops at 22:00 to repeat every 40 seconds turns on the relay and…

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## [Nora/Google Blinds Node Integration with Home Assistant and MQTT](https://discourse.nodered.org/t/nora-google-blinds-node-integration-with-home-assistant-and-mqtt/37162)

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**Author:** [@kevinfuller](https://discourse.nodered.org/u/kevinfuller)\
**Replies:** 4\
**Last updated:** [10 December 2020 06:09 UTC](https://discourse.nodered.org/t/nora-google-blinds-node-integration-with-home-assistant-and-mqtt/37162 "2020-12-10T06:09:57Z")

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HI, I am new to this forum and I am hoping to get some help. I recently started a project to automate window blinds using MQTT. I can control the blinds from a phone app that connects to my MQTT server and I have integ…

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## [A Dashboard setup for video cameras](https://discourse.nodered.org/t/a-dashboard-setup-for-video-cameras/12165)

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**Author:** [@krambriw](https://discourse.nodered.org/u/krambriw)\
**Replies:** 92\
**Last updated:** [10 December 2020 06:09 UTC](https://discourse.nodered.org/t/a-dashboard-setup-for-video-cameras/12165 "2020-12-10T06:09:05Z")

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Well, seems this is an increasing interest in todays society being able to monitor your home and other belongings using all kind of video devices. Especially since they have become rather affordable and easy to install a…

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## [Cabinet Temperature Controller - PWM Issue](https://discourse.nodered.org/t/cabinet-temperature-controller-pwm-issue/37244)

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**Author:** [@Charlie57](https://discourse.nodered.org/u/Charlie57)\
**Replies:** 12\
**Last updated:** [9 December 2020 22:32 UTC](https://discourse.nodered.org/t/cabinet-temperature-controller-pwm-issue/37244 "2020-12-09T22:32:22Z")

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Hi All, I have being playing around with a cabinet temperature controller on a Raspi 4 with NR which in theory should do the following: Monitor temperatures for lower and upper shelves If temperature rises in either t…

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## [Deep-Linking Mobile App](https://discourse.nodered.org/t/deep-linking-mobile-app/37270)

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**Author:** [@bkdfkup](https://discourse.nodered.org/u/bkdfkup)\
**Replies:** 0\
**Last updated:** [9 December 2020 21:11 UTC](https://discourse.nodered.org/t/deep-linking-mobile-app/37270 "2020-12-09T21:11:38Z")

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Hi all! I am interested in Deep-Linking a mobile application to be launchable from the dashboard, and preferably be platform-agnostic (ie works for iOS or Android). My particular use-case is to launch the UNIFI Protect…

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## [Accessing output labels from custom node](https://discourse.nodered.org/t/accessing-output-labels-from-custom-node/37217)

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**Author:** [@abowesman](https://discourse.nodered.org/u/abowesman)\
**Replies:** 2\
**Last updated:** [9 December 2020 20:54 UTC](https://discourse.nodered.org/t/accessing-output-labels-from-custom-node/37217 "2020-12-09T20:54:07Z")

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I am writing some custom nodes and want to be able to access the text of the outputLabels defined in the HTML of the custom node. It does not appear to be parts of the node config object nor the node at runtime. Is ther…

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## [Can you change the route of the wires?](https://discourse.nodered.org/t/can-you-change-the-route-of-the-wires/36899)

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**Author:** [@Norberg95](https://discourse.nodered.org/u/Norberg95)\
**Replies:** 14\
**Last updated:** [9 December 2020 20:45 UTC](https://discourse.nodered.org/t/can-you-change-the-route-of-the-wires/36899 "2020-12-09T20:45:24Z")

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Sometimes wiring becomes a mess because the wires follow the shortest path. Can you somehow change the route of the wires?

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## [Node-red-contrib-cast](https://discourse.nodered.org/t/node-red-contrib-cast/36851)

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**Author:** [@M-a-r-k](https://discourse.nodered.org/u/M-a-r-k)\
**Replies:** 6\
**Last updated:** [9 December 2020 20:29 UTC](https://discourse.nodered.org/t/node-red-contrib-cast/36851 "2020-12-09T20:29:37Z")

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Been using node-red-contrib-cast for months, then yesterday just stopped working and get error, Not able to get media file via google-tts:get token key failed from google. I did google it and found this install: cd ~/.n…

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## [Found a couple of really cool simple time pickers](https://discourse.nodered.org/t/found-a-couple-of-really-cool-simple-time-pickers/36601)

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**Author:** [@ozpos](https://discourse.nodered.org/u/ozpos)\
**Replies:** 41\
**Last updated:** [9 December 2020 20:24 UTC](https://discourse.nodered.org/t/found-a-couple-of-really-cool-simple-time-pickers/36601 "2020-12-09T20:24:38Z")

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The first one: https://www.cssscript.com/simplest-time-picker-for-text-field/ A single click to select the hour and a second click to select the minutes. Quite minimal CSS div.timepicker { position: absolute; …

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## [Valor de temperatura negativo](https://discourse.nodered.org/t/valor-de-temperatura-negativo/37245)

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**Author:** [@alison](https://discourse.nodered.org/u/alison)\
**Replies:** 7\
**Last updated:** [9 December 2020 19:23 UTC](https://discourse.nodered.org/t/valor-de-temperatura-negativo/37245 "2020-12-09T19:23:10Z")

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I have a problem where a temperature indicator has a totally different value when the temperature is negative as shown in the image next to the green circle when it is positive the value is coming correct according to t…

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