# Latest

**URL:** https://discourse.nodered.org/latest.md?page=860

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

**Page:** 861

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## [Transfer of PDF file from node-red to some remote machine via API](https://discourse.nodered.org/t/transfer-of-pdf-file-from-node-red-to-some-remote-machine-via-api/42534)

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**Author:** [@Sudthakur](https://discourse.nodered.org/u/Sudthakur)\
**Replies:** 4\
**Last updated:** [15 March 2021 09:09 UTC](https://discourse.nodered.org/t/transfer-of-pdf-file-from-node-red-to-some-remote-machine-via-api/42534 "2021-03-15T09:09:11Z")

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Hi All, Can anyone help me how to start with the below two requirement. that how to transfer a pdf file to some remote server/machine via API. The customer can send Prepress PDF-Package File via API to a machine The c…

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## [Node Red Connection Errors after safe start](https://discourse.nodered.org/t/node-red-connection-errors-after-safe-start/42651)

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**Author:** [@Maxdingus](https://discourse.nodered.org/u/Maxdingus)\
**Replies:** 2\
**Last updated:** [15 March 2021 09:05 UTC](https://discourse.nodered.org/t/node-red-connection-errors-after-safe-start/42651 "2021-03-15T09:05:40Z")

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I've been trying to troubleshoot this experience all day with my pi and node-red. I understand that the credential secret option is totally useless right now but I don't understand any of the other errors. Whenever I fir…

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## [Value Decision per month based on battery SOC](https://discourse.nodered.org/t/value-decision-per-month-based-on-battery-soc/42593)

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**Author:** [@Herbert](https://discourse.nodered.org/u/Herbert)\
**Replies:** 4\
**Last updated:** [15 March 2021 08:58 UTC](https://discourse.nodered.org/t/value-decision-per-month-based-on-battery-soc/42593 "2021-03-15T08:58:15Z")

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Hello and thanks for the wonderful program. I´m good at SPS programming and very new in Nodered, so I need little help for my ToDo. My plan is: My photovoltaik system have a battery and the MQTT values comes and goes t…

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## [Where do I find the html code of info tab and (+) icon in code base](https://discourse.nodered.org/t/where-do-i-find-the-html-code-of-info-tab-and-icon-in-code-base/42656)

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**Author:** [@Syedabd](https://discourse.nodered.org/u/Syedabd)\
**Replies:** 0\
**Last updated:** [15 March 2021 08:10 UTC](https://discourse.nodered.org/t/where-do-i-find-the-html-code-of-info-tab-and-icon-in-code-base/42656 "2021-03-15T08:10:40Z")

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Hi, Can anyone help me out with this? Where do I find the info tab and (+) icon in code base as attached in the screenshot below for reference

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## [Horizontal color slider](https://discourse.nodered.org/t/horizontal-color-slider/40538)

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**Author:** [@ceysa75](https://discourse.nodered.org/u/ceysa75)\
**Replies:** 29\
**Last updated:** [15 March 2021 01:15 UTC](https://discourse.nodered.org/t/horizontal-color-slider/40538 "2021-03-15T01:15:49Z")

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Hi all, I do not really like the look (or appearance) of the dashboard color picker. I just wondered if it is possible to make use of a horizontal color slider (hue slider) as shown below. Thus, I can easily choose t…

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## [Node-red install on android](https://discourse.nodered.org/t/node-red-install-on-android/42645)

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**Author:** [@jfpedno](https://discourse.nodered.org/u/jfpedno)\
**Replies:** 1\
**Last updated:** [14 March 2021 22:31 UTC](https://discourse.nodered.org/t/node-red-install-on-android/42645 "2021-03-14T22:31:04Z")

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I had those npm error messages running the node-red unsafe perm command. then tried node-red : command not found. Someone would have any tips on that please ...

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## [Get time matching ui\_date\_picker](https://discourse.nodered.org/t/get-time-matching-ui-date-picker/42601)

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**Author:** [@Rufus](https://discourse.nodered.org/u/Rufus)\
**Replies:** 9\
**Last updated:** [14 March 2021 22:20 UTC](https://discourse.nodered.org/t/get-time-matching-ui-date-picker/42601 "2021-03-14T22:20:08Z")

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Hi I am trying to store some data alongside the date without the hours (in milliseconds). I want just the date (without the hour) to match the value given by the ui\_date\_picker. I am a beginner, it can be just simple…

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## [Using 'exec' node without sudo](https://discourse.nodered.org/t/using-exec-node-without-sudo/42595)

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**Author:** [@WhatDoor](https://discourse.nodered.org/u/WhatDoor)\
**Replies:** 21\
**Last updated:** [14 March 2021 22:11 UTC](https://discourse.nodered.org/t/using-exec-node-without-sudo/42595 "2021-03-14T22:11:28Z")

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Hi everyone, I am trying to use playerctl through the exec node, but the commands are returning an error: Command failed: playerctl pause Could not connect to players: Cannot autolaunch D-Bus without X11 $DISPLAY I su…

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## [Ui\_form scroll bar on the right side](https://discourse.nodered.org/t/ui-form-scroll-bar-on-the-right-side/42631)

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**Author:** [@Eberhard](https://discourse.nodered.org/u/Eberhard)\
**Replies:** 4\
**Last updated:** [14 March 2021 22:09 UTC](https://discourse.nodered.org/t/ui-form-scroll-bar-on-the-right-side/42631 "2021-03-14T22:09:03Z")

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The height of an ui\_form ist too low, therefore i have a scroll bar on the right side, that i want to get rid off. The actual height is 78px and it should be 100px fo loosen the scroll bar. Is there any help outside? E…

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## [Use external value for BACnet write node?](https://discourse.nodered.org/t/use-external-value-for-bacnet-write-node/42469)

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**Author:** [@Graves](https://discourse.nodered.org/u/Graves)\
**Replies:** 2\
**Last updated:** [14 March 2021 22:00 UTC](https://discourse.nodered.org/t/use-external-value-for-bacnet-write-node/42469 "2021-03-14T22:00:23Z")

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I have been using the node-red-contrib-bacnet library and everything is working perfectly, I can read and write values to my BACnet controller without an issue. I do have one problem though, I cant figure out how to use …

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## [Dashboard main menu (on dashboard page) is invisible and side menu too!](https://discourse.nodered.org/t/dashboard-main-menu-on-dashboard-page-is-invisible-and-side-menu-too/42637)

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**Author:** [@TonyKybkalo](https://discourse.nodered.org/u/TonyKybkalo)\
**Replies:** 0\
**Last updated:** [14 March 2021 19:17 UTC](https://discourse.nodered.org/t/dashboard-main-menu-on-dashboard-page-is-invisible-and-side-menu-too/42637 "2021-03-14T19:17:12Z")

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Hello everyone, I have Node-RED (version 1.2.9) and there is installed Node-RED Dashboard (node-red-dashboard - version 2.28.1). I want to see main dashboard menu (in the top left corner). I think I have set everythin…

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## [Raspberry Pi3, GrovePi+ board, Grove - I2C Hub and two sensors](https://discourse.nodered.org/t/raspberry-pi3-grovepi-board-grove-i2c-hub-and-two-sensors/42633)

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**Author:** [@TonyKybkalo](https://discourse.nodered.org/u/TonyKybkalo)\
**Replies:** 0\
**Last updated:** [14 March 2021 18:56 UTC](https://discourse.nodered.org/t/raspberry-pi3-grovepi-board-grove-i2c-hub-and-two-sensors/42633 "2021-03-14T18:56:07Z")

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Hello everyone, I have (maybe stupid) question: I have Raspberry Pi3, GrovePi+ board, Grove - I2C Hub and two sensors. GrovePi+ board is connected to Raspberry Pi3. Grove - I2C Hub is connected to GrovePi+ board via …

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## [Changing line thickness in ui\_chart](https://discourse.nodered.org/t/changing-line-thickness-in-ui-chart/42626)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 2\
**Last updated:** [14 March 2021 18:13 UTC](https://discourse.nodered.org/t/changing-line-thickness-in-ui-chart/42626 "2021-03-14T18:13:26Z")

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What is the correct way to use msg.ui\_control to change the line thickness in a ui\_chart? I've seen this post, and example by @hotNipi - and I'm adding msg.ui\_control in the function which formats the chart data, a si…

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## [\[New Node\] node-red-contrib-pouchdb](https://discourse.nodered.org/t/new-node-node-red-contrib-pouchdb/42629)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 0\
**Last updated:** [14 March 2021 17:44 UTC](https://discourse.nodered.org/t/new-node-node-red-contrib-pouchdb/42629 "2021-03-14T17:44:05Z")

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Hi everyone, Just announcing this early - it is still only in a proof-of-concept form at the moment - to get feedback from the collective brain. :grin: PouchDB is a local database compatible with CouchDB and its deriva…

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## [How to store and fetch data from CouchDB with user password](https://discourse.nodered.org/t/how-to-store-and-fetch-data-from-couchdb-with-user-password/42611)

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**Author:** [@riker65](https://discourse.nodered.org/u/riker65)\
**Replies:** 5\
**Last updated:** [14 March 2021 17:25 UTC](https://discourse.nodered.org/t/how-to-store-and-fetch-data-from-couchdb-with-user-password/42611 "2021-03-14T17:25:08Z")

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Hi was looking into the forum but did not find a documentation fetching data from couchdb. Anyone having a goog example / tutorial ? Thanks T

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## [TCP request node](https://discourse.nodered.org/t/tcp-request-node/42624)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 4\
**Last updated:** [14 March 2021 17:22 UTC](https://discourse.nodered.org/t/tcp-request-node/42624 "2021-03-14T17:22:13Z")

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I am using a TCP request node to keep connection open with one of my servers. This morning I had to perform maintenance on the network and I have switched off the server (so the IP was no more reachable). The TCP request…

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## [HTTP endpoint for image payloads](https://discourse.nodered.org/t/http-endpoint-for-image-payloads/42598)

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**Author:** [@thejollypop](https://discourse.nodered.org/u/thejollypop)\
**Replies:** 4\
**Last updated:** [14 March 2021 17:04 UTC](https://discourse.nodered.org/t/http-endpoint-for-image-payloads/42598 "2021-03-14T17:04:43Z")

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Hi All, Sorry if this came up already, I've searched thoroughly :slight\_smile: I'm trying to get the image buffer payload in the debug node, from a template node ("image"). I'm using the "get (form)-\>post" method below…

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## [Date of debug node in side bar](https://discourse.nodered.org/t/date-of-debug-node-in-side-bar/42560)

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**Author:** [@FatPilot](https://discourse.nodered.org/u/FatPilot)\
**Replies:** 3\
**Last updated:** [14 March 2021 16:41 UTC](https://discourse.nodered.org/t/date-of-debug-node-in-side-bar/42560 "2021-03-14T16:41:54Z")

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Hi everyone, Not ever so important but I've just noticed the date format of the debug message mm/dd/yyyy (3/12/2021). Can this be changed? I would like dd/mm/yyyy, can't find any settings to change. Asking for a frien…

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## [Node red to mysql](https://discourse.nodered.org/t/node-red-to-mysql/42615)

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**Author:** [@Automationman](https://discourse.nodered.org/u/Automationman)\
**Replies:** 2\
**Last updated:** [14 March 2021 15:52 UTC](https://discourse.nodered.org/t/node-red-to-mysql/42615 "2021-03-14T15:52:51Z")

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Can any help as I am new to node red, I wish to send a numerical value(analog) from a adam6717 unit to be stored on mysql, I've got the mysql working and the analog output working so just need help with a function node t…

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## [MySQL node not returning anything on database error](https://discourse.nodered.org/t/mysql-node-not-returning-anything-on-database-error/42617)

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**Author:** [@CreativeWarlock](https://discourse.nodered.org/u/CreativeWarlock)\
**Replies:** 8\
**Last updated:** [14 March 2021 15:33 UTC](https://discourse.nodered.org/t/mysql-node-not-returning-anything-on-database-error/42617 "2021-03-14T15:33:11Z")

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Hi guys, I have a for loop here which basically iterates over an array of insert strings. As you can see, one of the inserts resulted in a DUPLICATE entry error. Ofc I could check beforehand if the data already exi…

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## [Can we send a Poll on Telegram using the node-red-contrib-telegrambot pallete?](https://discourse.nodered.org/t/can-we-send-a-poll-on-telegram-using-the-node-red-contrib-telegrambot-pallete/42621)

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**Author:** [@Kushal](https://discourse.nodered.org/u/Kushal)\
**Replies:** 1\
**Last updated:** [14 March 2021 14:33 UTC](https://discourse.nodered.org/t/can-we-send-a-poll-on-telegram-using-the-node-red-contrib-telegrambot-pallete/42621 "2021-03-14T14:33:15Z")

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For sending simple messages, I assign msg.payload.content ; type ; chatid properties. Now i am exploring whether we can send Polls using Node Red. Problem 1 - I tried to read the telegram bot documentation and I tried o…

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## [Mysql node pool errors after update to 0.1.3](https://discourse.nodered.org/t/mysql-node-pool-errors-after-update-to-0-1-3/42618)

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**Author:** [@Ashfaak](https://discourse.nodered.org/u/Ashfaak)\
**Replies:** 1\
**Last updated:** [14 March 2021 14:18 UTC](https://discourse.nodered.org/t/mysql-node-pool-errors-after-update-to-0-1-3/42618 "2021-03-14T14:18:24Z")

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Node-red version 1.2.7 Node.JS version 12.21.0 Debian 10 node-red-node-mysql version 0.1.3 mysql 2.18.1 Hi After updating the mysql node from 0.1.1 to 0.1.3 I get the following error in the log (after about 6 minut…

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## [Reload current flow](https://discourse.nodered.org/t/reload-current-flow/42610)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 2\
**Last updated:** [14 March 2021 14:10 UTC](https://discourse.nodered.org/t/reload-current-flow/42610 "2021-03-14T14:10:02Z")

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I am using this code to manually reload all flows programmatically: \[{"id":"4b927842.61ab08","type":"group","z":"93b9b6f5.e51a08","name":"Reload all flows","style":{"label":true},"nodes":\["e3f0c29b.15917","62e6b42a.d2df…

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## [Cool GitHub editing trick](https://discourse.nodered.org/t/cool-github-editing-trick/42613)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 4\
**Last updated:** [14 March 2021 13:55 UTC](https://discourse.nodered.org/t/cool-github-editing-trick/42613 "2021-03-14T13:55:32Z")

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(1) GitHub Projects on Twitter: "Github1s is really nice. Just add "1s" after "github" when viewing code on GitHub and VS Code loads up instantly: https://t.co/FpMNrOukhD" / Twitter You can open up any of your code on G…

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## [Tuya thermostat in google home (NORA)](https://discourse.nodered.org/t/tuya-thermostat-in-google-home-nora/42525)

<div class="topic-metadata">

**Author:** [@edwin1234](https://discourse.nodered.org/u/edwin1234)\
**Replies:** 8\
**Last updated:** [14 March 2021 09:55 UTC](https://discourse.nodered.org/t/tuya-thermostat-in-google-home-nora/42525 "2021-03-14T09:55:06Z")

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Hi, I want my tuya thermostat with zigbee2mqtt in google home with node red nora, but dont no how to do this. I only need set temperature and temperature reading. If i change the temperature on the thermostat then i …

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## [TypeError in node-red when trying to post the data form flutter project](https://discourse.nodered.org/t/typeerror-in-node-red-when-trying-to-post-the-data-form-flutter-project/42606)

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**Author:** [@y.star](https://discourse.nodered.org/u/y.star)\
**Replies:** 8\
**Last updated:** [14 March 2021 09:51 UTC](https://discourse.nodered.org/t/typeerror-in-node-red-when-trying-to-post-the-data-form-flutter-project/42606 "2021-03-14T09:51:28Z")

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Hi, I'm quite new to node-red. I'm trying to post the data from my flutter project to database via node-red but I got this error. (However, the type of order\_status\_id is set as integer both in database and flutter proje…

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## [Mqtt takes up to 5 seconds](https://discourse.nodered.org/t/mqtt-takes-up-to-5-seconds/42597)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 4\
**Last updated:** [14 March 2021 09:41 UTC](https://discourse.nodered.org/t/mqtt-takes-up-to-5-seconds/42597 "2021-03-14T09:41:41Z")

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Hello, I'm using mqtt broker aedes node inside node red. Node red is installed on raspi 4b 4gb. My mqtt device is shelly-1 wich I use to register the state of the switch and after that I turn the lights on or off. For …

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## [Start up error - Uncaught Exception](https://discourse.nodered.org/t/start-up-error-uncaught-exception/42588)

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**Author:** [@motley](https://discourse.nodered.org/u/motley)\
**Replies:** 8\
**Last updated:** [14 March 2021 08:39 UTC](https://discourse.nodered.org/t/start-up-error-uncaught-exception/42588 "2021-03-14T08:39:00Z")

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On Windows 10 Pro I installed latest version yesterday and managed to get my first flow working, later in the day the PC quietly crashed with NR still running. Today when I try to start NR I get the following messages: 1…

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## [Websocket error handling](https://discourse.nodered.org/t/websocket-error-handling/42600)

<div class="topic-metadata">

**Author:** [@BelgianWaffle](https://discourse.nodered.org/u/BelgianWaffle)\
**Replies:** 0\
**Last updated:** [13 March 2021 23:58 UTC](https://discourse.nodered.org/t/websocket-error-handling/42600 "2021-03-13T23:58:55Z")

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Hey all, I'm currently using Node-RED to create a little user interface that can be used to control and monitor an application which controls things such as lighting, sound, pyrotechnics, etc... The show control softwa…

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## [Problem with node-red-contrib-cloud-firestore](https://discourse.nodered.org/t/problem-with-node-red-contrib-cloud-firestore/42550)

<div class="topic-metadata">

**Author:** [@fikerplunk](https://discourse.nodered.org/u/fikerplunk)\
**Replies:** 6\
**Last updated:** [13 March 2021 21:01 UTC](https://discourse.nodered.org/t/problem-with-node-red-contrib-cloud-firestore/42550 "2021-03-13T21:01:20Z")

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Hello everyone! I'm using the "node-red-contrib-cloud-firestore" node to get Firebase data, my firestore looks like this: Within each document there is another collection and another document. I would like to get al…

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