# Latest

**URL:** https://discourse.nodered.org/latest.md?page=329

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

**Page:** 330

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## [Node-red-contrib-mqtt-sparkplug-plus](https://discourse.nodered.org/t/node-red-contrib-mqtt-sparkplug-plus/79446)

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**Author:** [@splata](https://discourse.nodered.org/u/splata)\
**Replies:** 1\
**Last updated:** [28 June 2023 12:36 UTC](https://discourse.nodered.org/t/node-red-contrib-mqtt-sparkplug-plus/79446 "2023-06-28T12:36:58Z")

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hello, im making an application with nodered to replace some softwares used like Edge nodes sending information trhough MQTT Spark plug B , I have accomplished read tags from plc , robots, some brokers and this really wo…

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## [Adding a project to a git repository](https://discourse.nodered.org/t/adding-a-project-to-a-git-repository/79297)

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**Author:** [@jw\_te\_r](https://discourse.nodered.org/u/jw_te_r)\
**Replies:** 8\
**Last updated:** [28 June 2023 12:31 UTC](https://discourse.nodered.org/t/adding-a-project-to-a-git-repository/79297 "2023-06-28T12:31:05Z")

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Hi all, I'm trying to put my project on github but somewhere something is going wrong. I created an empty repository on my github account, enabled projects in Node-Red, and added my github repo url to the Node-red proje…

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## [The Things Network and MQTT In Nodes Problem](https://discourse.nodered.org/t/the-things-network-and-mqtt-in-nodes-problem/79461)

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**Author:** [@moonlight](https://discourse.nodered.org/u/moonlight)\
**Replies:** 2\
**Last updated:** [28 June 2023 12:12 UTC](https://discourse.nodered.org/t/the-things-network-and-mqtt-in-nodes-problem/79461 "2023-06-28T12:12:49Z")

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Hi I have been using Node-RED to process payloads from four SenseCAP LoRa nodes connected to The Things Network(TTN) without problems for sometime now (12 months +). Today I added a new sensor, acquired a new MQTT API k…

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## [Modbus via websocket](https://discourse.nodered.org/t/modbus-via-websocket/79459)

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**Author:** [@Shivdoke39](https://discourse.nodered.org/u/Shivdoke39)\
**Replies:** 8\
**Last updated:** [28 June 2023 11:00 UTC](https://discourse.nodered.org/t/modbus-via-websocket/79459 "2023-06-28T11:00:27Z")

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hello, is there any way or sample flow to understand , how to write and read modbus regsiter using websocket protocol..

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## [Data logging in windows PC (.csv)](https://discourse.nodered.org/t/data-logging-in-windows-pc-csv/79453)

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**Author:** [@ganeshiac](https://discourse.nodered.org/u/ganeshiac)\
**Replies:** 5\
**Last updated:** [28 June 2023 10:28 UTC](https://discourse.nodered.org/t/data-logging-in-windows-pc-csv/79453 "2023-06-28T10:28:17Z")

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Hi everyone, I want to store live data in windows PC via .csv file format. In this file every day change new file with date and time . Do you have any sample flow code for that. Please support how to write .csv file. He…

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## [Help with nodes on a new install](https://discourse.nodered.org/t/help-with-nodes-on-a-new-install/79232)

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**Author:** [@9toejack](https://discourse.nodered.org/u/9toejack)\
**Replies:** 6\
**Last updated:** [17 June 2023 23:29 UTC](https://discourse.nodered.org/t/help-with-nodes-on-a-new-install/79232 "2023-06-17T23:29:50Z")

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Ok , so i installed node red (the latest version) on a new computer. i have my raspberry pi node opened up and im installing all the nodes I have on it , onto the new version of node red on the new computer. I got half…

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## [Smart metering electrical within nodered as a portal](https://discourse.nodered.org/t/smart-metering-electrical-within-nodered-as-a-portal/79419)

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**Author:** [@mike-farur](https://discourse.nodered.org/u/mike-farur)\
**Replies:** 5\
**Last updated:** [27 June 2023 23:58 UTC](https://discourse.nodered.org/t/smart-metering-electrical-within-nodered-as-a-portal/79419 "2023-06-27T23:58:40Z")

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Hi! Is it a possible to collect and gather data from 15,000 houses and it's data to then monitor, every household and theirs usage of kw, larms, trends and etc. The monitoring platform would nodereds dashboard, is that …

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## [Center image in viewer window?](https://discourse.nodered.org/t/center-image-in-viewer-window/79277)

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**Author:** [@wb666greene](https://discourse.nodered.org/u/wb666greene)\
**Replies:** 12\
**Last updated:** [27 June 2023 22:03 UTC](https://discourse.nodered.org/t/center-image-in-viewer-window/79277 "2023-06-27T22:03:18Z")

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I've been using the Dashboard with a template and viewer node to display the person detection from my AI system. It works great 720p, 1920p, 4K etc images are all automatically resized to fill the viewport and with my f…

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## [Trigger SQL INSERT](https://discourse.nodered.org/t/trigger-sql-insert/79443)

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**Author:** [@alexmacabu](https://discourse.nodered.org/u/alexmacabu)\
**Replies:** 4\
**Last updated:** [27 June 2023 21:02 UTC](https://discourse.nodered.org/t/trigger-sql-insert/79443 "2023-06-27T21:02:16Z")

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Hello there! I am using node-red-contrib-s7 v.3.1 and node-red-node-mysql v.1.0.3 to read data from a PLC and perform a INSERT on a MARIADB Database. How can I use a PLC variable to trigger the function node with the INS…

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## [Nodered stopping Automatically](https://discourse.nodered.org/t/nodered-stopping-automatically/79433)

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**Author:** [@Industry40](https://discourse.nodered.org/u/Industry40)\
**Replies:** 2\
**Last updated:** [27 June 2023 20:55 UTC](https://discourse.nodered.org/t/nodered-stopping-automatically/79433 "2023-06-27T20:55:20Z")

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I am using node red on local machine to collect data from robots(temperature, current, voltage) for a period of 3 days. My UI or node red is not slowing down at all but after few hours of running the program the nodered…

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## [Join json files to one file and sort them](https://discourse.nodered.org/t/join-json-files-to-one-file-and-sort-them/79354)

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**Author:** [@EL\_tech](https://discourse.nodered.org/u/EL_tech)\
**Replies:** 4\
**Last updated:** [27 June 2023 20:28 UTC](https://discourse.nodered.org/t/join-json-files-to-one-file-and-sort-them/79354 "2023-06-27T20:28:48Z")

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Hello, With the great support of @E1cid I was able to filter a json database (Filter json database with conditions Now I would like to join two json files to one json file and sort the result file by a select variable …

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## [Multiple String Outputs from Function](https://discourse.nodered.org/t/multiple-string-outputs-from-function/79441)

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**Author:** [@dandspach](https://discourse.nodered.org/u/dandspach)\
**Replies:** 6\
**Last updated:** [27 June 2023 16:38 UTC](https://discourse.nodered.org/t/multiple-string-outputs-from-function/79441 "2023-06-27T16:38:24Z")

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I'm sorry if the question is redundent, but I've been through the forum and still can't quite get my function working. I have the following Pixel Code examples #1 and# 2 which are working independently of each other, an…

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## [Arithmetic operation must be of type 'any', 'number', 'bigint' or an enum type](https://discourse.nodered.org/t/arithmetic-operation-must-be-of-type-any-number-bigint-or-an-enum-type/79442)

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**Author:** [@tfuchs1987](https://discourse.nodered.org/u/tfuchs1987)\
**Replies:** 4\
**Last updated:** [27 June 2023 15:26 UTC](https://discourse.nodered.org/t/arithmetic-operation-must-be-of-type-any-number-bigint-or-an-enum-type/79442 "2023-06-27T15:26:36Z")

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Hi Forum, I have a function node with the following code which runs fine and does what I want. msg.date contains a timestamp. let age = (new Date() - new Date(msg.date)) / (1000 \* 60); but since the new Node-RED updat…

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## [Hexadecimals data types](https://discourse.nodered.org/t/hexadecimals-data-types/79430)

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**Author:** [@hubert11](https://discourse.nodered.org/u/hubert11)\
**Replies:** 1\
**Last updated:** [27 June 2023 12:54 UTC](https://discourse.nodered.org/t/hexadecimals-data-types/79430 "2023-06-27T12:54:14Z")

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I am trying to use Jasonata in the node red but $number(arg) does not work propelly. I read out hex data from string and join them into one word value. It works at try.jasonata but in the node red it can't cast the value…

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## [Node-red-contrib-speedtest config error](https://discourse.nodered.org/t/node-red-contrib-speedtest-config-error/79358)

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**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 11\
**Last updated:** [27 June 2023 11:45 UTC](https://discourse.nodered.org/t/node-red-contrib-speedtest-config-error/79358 "2023-06-27T11:45:48Z")

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I've been using this node for almost a year without any issues until today... for some reason I'm now getting the error: Error: Configuration - Could not retrieve or read configuration (ConfigurationError) Has anyone e…

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## [Have loads of unused pages in the dashboard: how to I erase them all at once or in groups?](https://discourse.nodered.org/t/have-loads-of-unused-pages-in-the-dashboard-how-to-i-erase-them-all-at-once-or-in-groups/79416)

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**Author:** [@vongomben](https://discourse.nodered.org/u/vongomben)\
**Replies:** 4\
**Last updated:** [27 June 2023 11:07 UTC](https://discourse.nodered.org/t/have-loads-of-unused-pages-in-the-dashboard-how-to-i-erase-them-all-at-once-or-in-groups/79416 "2023-06-27T11:07:33Z")

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Hi! I teach node-red as part of my IoT teaching, and end up having a lot of unused pages in the dashboard after correcting my exams. Is there a quicker way for erasing pages other than "configuration nodes" and "dashbo…

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## [Multiple path parameters on http in node for api](https://discourse.nodered.org/t/multiple-path-parameters-on-http-in-node-for-api/79404)

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**Author:** [@hughsheehy](https://discourse.nodered.org/u/hughsheehy)\
**Replies:** 4\
**Last updated:** [27 June 2023 10:53 UTC](https://discourse.nodered.org/t/multiple-path-parameters-on-http-in-node-for-api/79404 "2023-06-27T10:53:02Z")

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Possibly a silly question. I am trying to write an api with the http in node. I want to use path parameters so that I can have an api path that is - for instance - in the form api/:color/:shape Is it possible to have m…

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## [Status node couldnt capture disconnected status](https://discourse.nodered.org/t/status-node-couldnt-capture-disconnected-status/79427)

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**Author:** [@Josh](https://discourse.nodered.org/u/Josh)\
**Replies:** 6\
**Last updated:** [27 June 2023 08:58 UTC](https://discourse.nodered.org/t/status-node-couldnt-capture-disconnected-status/79427 "2023-06-27T08:58:52Z")

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Hi Forum, I have a sample flow like this When the MQTT is connected I get the status as When the MQTT is in connecting state I get the status as But when the MQTT is in Disconnected state I dont get any status. …

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## [How to update the flow?](https://discourse.nodered.org/t/how-to-update-the-flow/79429)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 2\
**Last updated:** [27 June 2023 08:23 UTC](https://discourse.nodered.org/t/how-to-update-the-flow/79429 "2023-06-27T08:23:40Z")

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I am in the need to update a flow I published in the "flows" section. I updated the flow in github, but it is not updated on NR section. Do I have to remove and recreate the post?

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## [S7-1200 to MariaDB](https://discourse.nodered.org/t/s7-1200-to-mariadb/79424)

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**Author:** [@alexmacabu](https://discourse.nodered.org/u/alexmacabu)\
**Replies:** 1\
**Last updated:** [27 June 2023 01:53 UTC](https://discourse.nodered.org/t/s7-1200-to-mariadb/79424 "2023-06-27T01:53:34Z")

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Hello there! I am using node-red-contrib-s7 v.3.1 and node-red-node-mysql v.1.0.3 to read data from a PLC and perform a INSERT on a MARIADB Database. Right now I can both read from the PLC and perform INSERT on the DB us…

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## [UI Control multiple sessions hide/show groups](https://discourse.nodered.org/t/ui-control-multiple-sessions-hide-show-groups/79408)

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**Author:** [@kubasmyk](https://discourse.nodered.org/u/kubasmyk)\
**Replies:** 3\
**Last updated:** [27 June 2023 01:41 UTC](https://discourse.nodered.org/t/ui-control-multiple-sessions-hide-show-groups/79408 "2023-06-27T01:41:11Z")

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Hi should this be possible to do? I have dropdown node that controls show and hide groups that works fine in a browser session. When view the dashboard at the same time on the second screen ui session the dropdown change…

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## [Only show certain x-axis labels?](https://discourse.nodered.org/t/only-show-certain-x-axis-labels/79421)

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**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 3\
**Last updated:** [27 June 2023 00:37 UTC](https://discourse.nodered.org/t/only-show-certain-x-axis-labels/79421 "2023-06-27T00:37:42Z")

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Any idea how I can specify which of the numbers on the X axis are shown, see below? var m = {}; m.data = \[\[\]\] m.data\[0\] = msg.payload.minutely.map(a =\> a.precipitation); m.labels = \[\] for (var i = 0; i \< m.data\[0\].len…

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## [How to read or write to individual cells in excel using node red](https://discourse.nodered.org/t/how-to-read-or-write-to-individual-cells-in-excel-using-node-red/79412)

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**Author:** [@user2002](https://discourse.nodered.org/u/user2002)\
**Replies:** 1\
**Last updated:** [26 June 2023 18:20 UTC](https://discourse.nodered.org/t/how-to-read-or-write-to-individual-cells-in-excel-using-node-red/79412 "2023-06-26T18:20:00Z")

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I want to read or write to a particular cell of a specific sheet of an excel file using an excel node in node-red. Please give the flow for this and/or java script code.

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## [Adding axis labels to dashboard line chart](https://discourse.nodered.org/t/adding-axis-labels-to-dashboard-line-chart/79403)

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**Author:** [@ruk-shan](https://discourse.nodered.org/u/ruk-shan)\
**Replies:** 3\
**Last updated:** [26 June 2023 13:44 UTC](https://discourse.nodered.org/t/adding-axis-labels-to-dashboard-line-chart/79403 "2023-06-26T13:44:19Z")

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I have created a chart to display network ping time. But I can’t add labels to x and y axises. How can I do it, ? Can I add labels with CSS? If yes pls point me to a good example. Thank u so much. I love node-red and aw…

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## [Question about svg node not respecing dimensions / proportions](https://discourse.nodered.org/t/question-about-svg-node-not-respecing-dimensions-proportions/79417)

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**Author:** [@vongomben](https://discourse.nodered.org/u/vongomben)\
**Replies:** 0\
**Last updated:** [26 June 2023 12:56 UTC](https://discourse.nodered.org/t/question-about-svg-node-not-respecing-dimensions-proportions/79417 "2023-06-26T12:56:00Z")

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The Svg node is the most interesting one I've been playing so far for creating custom visualizations (which is super requested and cool). In this case, I'm trying to visualize the weight of people using a smart sole. I…

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## [Modbus TCP previews correct output, but receiving end gets garbage](https://discourse.nodered.org/t/modbus-tcp-previews-correct-output-but-receiving-end-gets-garbage/78322)

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**Author:** [@Darren](https://discourse.nodered.org/u/Darren)\
**Replies:** 25\
**Last updated:** [26 June 2023 12:21 UTC](https://discourse.nodered.org/t/modbus-tcp-previews-correct-output-but-receiving-end-gets-garbage/78322 "2023-06-26T12:21:37Z")

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I'm running a Modbus TCP server within node-red. I had a bit of an adventure forwarding the right ports from Docker, and now its signal is reachable from clients (sorry, I know it's master/slave config, but I'm more fami…

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## [Second series in bar chart and Data Labels on each bar on graph, Converting this to Horozontal Bar Chart](https://discourse.nodered.org/t/second-series-in-bar-chart-and-data-labels-on-each-bar-on-graph-converting-this-to-horozontal-bar-chart/79335)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 10\
**Last updated:** [26 June 2023 11:39 UTC](https://discourse.nodered.org/t/second-series-in-bar-chart-and-data-labels-on-each-bar-on-graph-converting-this-to-horozontal-bar-chart/79335 "2023-06-26T11:39:56Z")

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I have a working bar chart with below function code feeding the chart. i have one more series of data to be added in the same chart, msg.payload.Count. i have tried several ways, but no success. if i make "data" as an …

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## [Node Red Custom Token issue](https://discourse.nodered.org/t/node-red-custom-token-issue/79368)

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**Author:** [@arzooshah](https://discourse.nodered.org/u/arzooshah)\
**Replies:** 1\
**Last updated:** [26 June 2023 10:27 UTC](https://discourse.nodered.org/t/node-red-custom-token-issue/79368 "2023-06-26T10:27:19Z")

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We have successfully integrated and launched the Node-RED application as an embedded component within our existing system using an iframe. However, we encountered an issue where all the child requests are being denied du…

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## [Open EVSE charge limits](https://discourse.nodered.org/t/open-evse-charge-limits/79414)

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**Author:** [@trialnerror](https://discourse.nodered.org/u/trialnerror)\
**Replies:** 0\
**Last updated:** [26 June 2023 09:50 UTC](https://discourse.nodered.org/t/open-evse-charge-limits/79414 "2023-06-26T09:50:59Z")

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Dashboard controls to set charge limits on OEVSE. Mostly here to get suggestions how to improve it really, but maybe it's useful to someone. The first nodes before the UI Sliders GET the current limit status from th…

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## [IOT2050+MX300+Sensor](https://discourse.nodered.org/t/iot2050-mx300-sensor/78950)

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**Author:** [@Edona](https://discourse.nodered.org/u/Edona)\
**Replies:** 20\
**Last updated:** [26 June 2023 09:24 UTC](https://discourse.nodered.org/t/iot2050-mx300-sensor/78950 "2023-06-26T09:24:54Z")

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Hello Please I need help... I am trying to reach data from my Sensor but I am not getting it unfortunatelyy with Node -Red At the beginning it was working then after to many time of running i am getting only errors…

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