# Latest

**URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=482

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

**Page:** 483

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## [Variable path name in object](https://discourse.nodered.org/t/variable-path-name-in-object/68989)

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**Author:** [@kiki](https://discourse.nodered.org/u/kiki)\
**Replies:** 2\
**Last updated:** [14 October 2022 05:54 UTC](https://discourse.nodered.org/t/variable-path-name-in-object/68989 "2022-10-14T05:54:21Z")

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Hi, I'm using a function node and want to name the "store path" of the object variable. At the moment my Output looks like "element\_i" My actual code looks like this: But I want to have element\_1 ... element\_8 …

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## [Two exactly same flows - only one working](https://discourse.nodered.org/t/two-exactly-same-flows-only-one-working/68947)

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**Author:** [@rQx](https://discourse.nodered.org/u/rQx)\
**Replies:** 10\
**Last updated:** [14 October 2022 05:38 UTC](https://discourse.nodered.org/t/two-exactly-same-flows-only-one-working/68947 "2022-10-14T05:38:46Z")

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Hi! I'm using node-red-contrib-s7 to read and write to a Siemens s7-1200 PLC. I developed this on my PC, and then exported the flow to my new raspberry pi (my first). It is communicating and I can write and read but I h…

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## [Working with UI-Template](https://discourse.nodered.org/t/working-with-ui-template/68283)

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**Author:** [@HuynhNguyet](https://discourse.nodered.org/u/HuynhNguyet)\
**Replies:** 9\
**Last updated:** [14 October 2022 02:46 UTC](https://discourse.nodered.org/t/working-with-ui-template/68283 "2022-10-14T02:46:45Z")

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Hello everyone, I'm have difficult when I try connect from HMI \<-\> MQTT \<-\> Node-red. Everything is ok. When I start HMI first, the Template can receive and display all status and value I need to see. However, when I s…

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## [Modbus TCPIP register](https://discourse.nodered.org/t/modbus-tcpip-register/68961)

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**Author:** [@Sandip86](https://discourse.nodered.org/u/Sandip86)\
**Replies:** 1\
**Last updated:** [14 October 2022 00:38 UTC](https://discourse.nodered.org/t/modbus-tcpip-register/68961 "2022-10-14T00:38:54Z")

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Like how many sets of registers can be configured in Modbus TCP/IP to MQTT protocol, how many registers are in a single call, and the time for each call.

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## [Slider control doesn't show balloon](https://discourse.nodered.org/t/slider-control-doesnt-show-balloon/69001)

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**Author:** [@zeirix](https://discourse.nodered.org/u/zeirix)\
**Replies:** 2\
**Last updated:** [13 October 2022 22:22 UTC](https://discourse.nodered.org/t/slider-control-doesnt-show-balloon/69001 "2022-10-13T22:22:01Z")

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Hello everybody, on one of my node-red setups the slider show up with a ballon, like this: On another system, the ballon with the value doesn't show up: The style of both sliders is set to "Auto". There are no CS…

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## [Send multiple value in a http-request](https://discourse.nodered.org/t/send-multiple-value-in-a-http-request/68972)

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**Author:** [@mra2ko](https://discourse.nodered.org/u/mra2ko)\
**Replies:** 6\
**Last updated:** [13 October 2022 19:05 UTC](https://discourse.nodered.org/t/send-multiple-value-in-a-http-request/68972 "2022-10-13T19:05:34Z")

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Hi, I need make node with more input value for example temp1,temp2,temp3,temp4 join and send in one http get. I have joined all values to one, but I dont know how to rename each payload to exact name and use in http get …

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## [How to set user permissions for Node-RED Editor when the users are defined from a Reverse Proxy?](https://discourse.nodered.org/t/how-to-set-user-permissions-for-node-red-editor-when-the-users-are-defined-from-a-reverse-proxy/68969)

<div class="topic-metadata">

**Author:** [@Shan](https://discourse.nodered.org/u/Shan)\
**Replies:** 4\
**Last updated:** [13 October 2022 17:51 UTC](https://discourse.nodered.org/t/how-to-set-user-permissions-for-node-red-editor-when-the-users-are-defined-from-a-reverse-proxy/68969 "2022-10-13T17:51:57Z")

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Description I have a Traefik Reverse-Proxy with the some users which provides a middleware for HTTP Basic Authentication and node-RED is deployed behind this reverse-proxy. So far the Admin API and Editor are "secure" w…

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## [Get Multiple entity status in one message send to telegram](https://discourse.nodered.org/t/get-multiple-entity-status-in-one-message-send-to-telegram/68995)

<div class="topic-metadata">

**Author:** [@khnlelim](https://discourse.nodered.org/u/khnlelim)\
**Replies:** 1\
**Last updated:** [13 October 2022 17:36 UTC](https://discourse.nodered.org/t/get-multiple-entity-status-in-one-message-send-to-telegram/68995 "2022-10-13T17:36:55Z")

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Hi guys, I am stuck with configurating a function node whereby it able to capture the status of multiple entity in one message and send to telegram. So far, my end result would be From the debug, the system is send…

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## [O365 Graph Mail Sender Subflow](https://discourse.nodered.org/t/o365-graph-mail-sender-subflow/68988)

<div class="topic-metadata">

**Author:** [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\
**Replies:** 0\
**Last updated:** [13 October 2022 13:24 UTC](https://discourse.nodered.org/t/o365-graph-mail-sender-subflow/68988 "2022-10-13T13:24:20Z")

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I didn't really know where to post this. Admins: Feel free to move it to Share your nodes if it belongs there :sweat\_smile: Just something for the community however: This is not a published node, but it's a Subflow I …

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## [SSE - Server Sent Events](https://discourse.nodered.org/t/sse-server-sent-events/68919)

<div class="topic-metadata">

**Author:** [@podi62](https://discourse.nodered.org/u/podi62)\
**Replies:** 3\
**Last updated:** [13 October 2022 17:06 UTC](https://discourse.nodered.org/t/sse-server-sent-events/68919 "2022-10-13T17:06:30Z")

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Anyone has successfully configured node-red to read a web server that uses SSE? The http in node down't read the events but just the static html page. I'm trying to read the sensor data from this example:

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## [Flow context scope?](https://discourse.nodered.org/t/flow-context-scope/68992)

<div class="topic-metadata">

**Author:** [@greengolfer](https://discourse.nodered.org/u/greengolfer)\
**Replies:** 6\
**Last updated:** [13 October 2022 16:41 UTC](https://discourse.nodered.org/t/flow-context-scope/68992 "2022-10-13T16:41:12Z")

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Hello, I have a flow that start with a MQTT subscribe node. After receiving the 1st payload, I save it in a flow context variable. Then the flow continues and eventually I reuse the (flow context) variable to write som…

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## [\[Edit\] temporarily stop flows from executing](https://discourse.nodered.org/t/edit-temporarily-stop-flows-from-executing/68754)

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**Author:** [@Sandmman](https://discourse.nodered.org/u/Sandmman)\
**Replies:** 13\
**Last updated:** [13 October 2022 16:15 UTC](https://discourse.nodered.org/t/edit-temporarily-stop-flows-from-executing/68754 "2022-10-13T16:15:39Z")

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So, quick question, how do I implement a "pauze"in my automations after the user has overridden the flow control. So i.e. I have a flow that controls our light, based on lumen and sun elevation (my version of adaptive l…

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## [Catch warnings (yellow errors)](https://discourse.nodered.org/t/catch-warnings-yellow-errors/68991)

<div class="topic-metadata">

**Author:** [@milkbaconleopardveal](https://discourse.nodered.org/u/milkbaconleopardveal)\
**Replies:** 3\
**Last updated:** [13 October 2022 15:45 UTC](https://discourse.nodered.org/t/catch-warnings-yellow-errors/68991 "2022-10-13T15:45:12Z")

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Hello there, has anyone any idea on how to catch these warnings from the opc-ua Client node? or from any node that puts out warnings. Kind of like a Catch node but for warnings. It would be useful to restart the flo…

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## [How to save flows to separate flows.json file](https://discourse.nodered.org/t/how-to-save-flows-to-separate-flows-json-file/68990)

<div class="topic-metadata">

**Author:** [@sneha](https://discourse.nodered.org/u/sneha)\
**Replies:** 1\
**Last updated:** [13 October 2022 15:36 UTC](https://discourse.nodered.org/t/how-to-save-flows-to-separate-flows-json-file/68990 "2022-10-13T15:36:52Z")

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Hi there, I need to save/deploy flow to separate flows.json file for example we have three clients and we need three flows.json file where I can save flow1 to clientAFlows.json likewise for other flows Do we have a pro…

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## [SQLite - 2 problems](https://discourse.nodered.org/t/sqlite-2-problems/68983)

<div class="topic-metadata">

**Author:** [@Giamma](https://discourse.nodered.org/u/Giamma)\
**Replies:** 6\
**Last updated:** [13 October 2022 14:42 UTC](https://discourse.nodered.org/t/sqlite-2-problems/68983 "2022-10-13T14:42:44Z")

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Hi, to make you understand I need to tell you my configuration .... I have one Raspberry Pi4 (so Raspberry original) with node red-mqtt-zigbee2mqtt and this is the primary hardware for my home automation. I have also …

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## [Voice Assistant](https://discourse.nodered.org/t/voice-assistant/68820)

<div class="topic-metadata">

**Author:** [@Sineos](https://discourse.nodered.org/u/Sineos)\
**Replies:** 9\
**Last updated:** [13 October 2022 13:55 UTC](https://discourse.nodered.org/t/voice-assistant/68820 "2022-10-13T13:55:56Z")

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I'm currently digging into the topic of a self-hosted Voice Assistant to complement our existing Node-Red Smart Home automation. The more I read about the topic, the less I really know where to start. I have an existin…

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## [Can users be set for authentication without passwords in the \`users\` array?](https://discourse.nodered.org/t/can-users-be-set-for-authentication-without-passwords-in-the-users-array/68982)

<div class="topic-metadata">

**Author:** [@Shan](https://discourse.nodered.org/u/Shan)\
**Replies:** 6\
**Last updated:** [13 October 2022 13:17 UTC](https://discourse.nodered.org/t/can-users-be-set-for-authentication-without-passwords-in-the-users-array/68982 "2022-10-13T13:17:47Z")

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According to certain examples in the Securing Node-RED : Node-RED guide there are mentions of users within the users array that do not seem to have a password. Is this a typo or does the Auth Engine allow users with only…

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## [Newbie need Help with an export to Excel](https://discourse.nodered.org/t/newbie-need-help-with-an-export-to-excel/68987)

<div class="topic-metadata">

**Author:** [@makro01](https://discourse.nodered.org/u/makro01)\
**Replies:** 0\
**Last updated:** [13 October 2022 13:19 UTC](https://discourse.nodered.org/t/newbie-need-help-with-an-export-to-excel/68987 "2022-10-13T13:19:11Z")

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Hello, I'm brand new to Node-Red. I got most things from my themp and voltet measurements. Now I want to start a new project. I send a request to my car and I want to automatically write it to an Excel spreadsheet at t…

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## [Can I use RPI camera for scanning barcodes on node-RED?](https://discourse.nodered.org/t/can-i-use-rpi-camera-for-scanning-barcodes-on-node-red/68792)

<div class="topic-metadata">

**Author:** [@fkristofb](https://discourse.nodered.org/u/fkristofb)\
**Replies:** 12\
**Last updated:** [13 October 2022 12:46 UTC](https://discourse.nodered.org/t/can-i-use-rpi-camera-for-scanning-barcodes-on-node-red/68792 "2022-10-13T12:46:41Z")

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Hi! I am looking for a way to scan barcodes using RPI camera with minimal to none Python coding. Please note that I am not looking for QR but barcode scanning. Could anyone help? If so, and would be willing to, please…

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## [Syntax issues with SQL](https://discourse.nodered.org/t/syntax-issues-with-sql/68978)

<div class="topic-metadata">

**Author:** [@milner236](https://discourse.nodered.org/u/milner236)\
**Replies:** 3\
**Last updated:** [13 October 2022 12:31 UTC](https://discourse.nodered.org/t/syntax-issues-with-sql/68978 "2022-10-13T12:31:28Z")

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Hey everyone, I've been trying to figure out how to deal with this syntax issue i'm having. I'm using a template node to design my query and then pass it to an mssqlplus node. This is the query (in the template node) …

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## [Modbus TCP node regarding points](https://discourse.nodered.org/t/modbus-tcp-node-regarding-points/68964)

<div class="topic-metadata">

**Author:** [@DSongra11\_forum.com](https://discourse.nodered.org/u/DSongra11_forum.com)\
**Replies:** 8\
**Last updated:** [13 October 2022 11:09 UTC](https://discourse.nodered.org/t/modbus-tcp-node-regarding-points/68964 "2022-10-13T11:09:18Z")

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Hello, I have few queries as below. How many numbers of Modbus TCP slave devices we can connect to Modbus TCP Client node? How much data size/parameters can we read/write in Modbus TCP node? Can we configure multiple …

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## [How can I compare a value to a result from another node?](https://discourse.nodered.org/t/how-can-i-compare-a-value-to-a-result-from-another-node/68839)

<div class="topic-metadata">

**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 13\
**Last updated:** [13 October 2022 10:40 UTC](https://discourse.nodered.org/t/how-can-i-compare-a-value-to-a-result-from-another-node/68839 "2022-10-13T10:40:26Z")

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I don't know if the heading is the correct terminology, but what I want to do is this: Every 20 minutes my core system (a combination of Girder and Event Ghost) sends a command to the Sensibo pod with the Sensibo node, …

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## [NR Conundrum sett flow context changes global context](https://discourse.nodered.org/t/nr-conundrum-sett-flow-context-changes-global-context/68955)

<div class="topic-metadata">

**Author:** [@Sandmman](https://discourse.nodered.org/u/Sandmman)\
**Replies:** 2\
**Last updated:** [13 October 2022 10:34 UTC](https://discourse.nodered.org/t/nr-conundrum-sett-flow-context-changes-global-context/68955 "2022-10-13T10:34:13Z")

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I'm trying to understand how it could be that after reading global context into a flow context, checking for the existence of a value ("on") in the flow context in order to determine what groups I need to serve, that act…

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## [Reset an array in a function node](https://discourse.nodered.org/t/reset-an-array-in-a-function-node/68952)

<div class="topic-metadata">

**Author:** [@PowerZone21](https://discourse.nodered.org/u/PowerZone21)\
**Replies:** 10\
**Last updated:** [13 October 2022 10:11 UTC](https://discourse.nodered.org/t/reset-an-array-in-a-function-node/68952 "2022-10-13T10:11:29Z")

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Hi, I found this code on this forum var myArray = context.get("myArray"); if (!myArray) { console.log("Set the array on context memory"); context.set("myArray", \[\]); myArray = context.get("myArray"); } my…

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## [How to make dimmer light](https://discourse.nodered.org/t/how-to-make-dimmer-light/68960)

<div class="topic-metadata">

**Author:** [@daniel2g](https://discourse.nodered.org/u/daniel2g)\
**Replies:** 1\
**Last updated:** [13 October 2022 09:43 UTC](https://discourse.nodered.org/t/how-to-make-dimmer-light/68960 "2022-10-13T09:43:19Z")

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I already connect the node red to the ESP32 to send the signal to the arduino and to the light bulb. My problem is that I send the brightness which is from 255 until 0, and the serial monitor from the arduino received ra…

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## [Influxdb showing arbitrary timestamps](https://discourse.nodered.org/t/influxdb-showing-arbitrary-timestamps/68897)

<div class="topic-metadata">

**Author:** [@Pera](https://discourse.nodered.org/u/Pera)\
**Replies:** 13\
**Last updated:** [13 October 2022 08:26 UTC](https://discourse.nodered.org/t/influxdb-showing-arbitrary-timestamps/68897 "2022-10-13T08:26:56Z")

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Hi folks, I've been programming a simple flow for regularly storing temperature forecasts to Influxdb. The flow is basically as follows: 1. Get the forecast temperature for the next 24+ hours with an hourly timestamp fr…

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## [Non addressable RGB / RGBW strip LED Raspberry Pi Node RED](https://discourse.nodered.org/t/non-addressable-rgb-rgbw-strip-led-raspberry-pi-node-red/68966)

<div class="topic-metadata">

**Author:** [@aquapark\_lodz](https://discourse.nodered.org/u/aquapark_lodz)\
**Replies:** 0\
**Last updated:** [13 October 2022 08:09 UTC](https://discourse.nodered.org/t/non-addressable-rgb-rgbw-strip-led-raspberry-pi-node-red/68966 "2022-10-13T08:09:10Z")

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Hi, I would like to ask about connection non addressable RGB / RGBW strip LED or for example GOQ Samsung module RGB / RGBW to Raspberry Pi and make light show / sequence in Node RED. There are many tutorials where I can…

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## [MySQL - Too many connections](https://discourse.nodered.org/t/mysql-too-many-connections/68943)

<div class="topic-metadata">

**Author:** [@Prathamesh\_Gharat](https://discourse.nodered.org/u/Prathamesh_Gharat)\
**Replies:** 6\
**Last updated:** [13 October 2022 07:31 UTC](https://discourse.nodered.org/t/mysql-too-many-connections/68943 "2022-10-13T07:31:18Z")

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Hi, I am observing an odd thing that I wanted to highlight. I'll briefly highlight my setup. I have multiple flows that use the MYSQL node as follows (in similar ways). Cron Plus Timer (30m interval) --\> HTTP Request …

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## [Jsonata help once again please guys](https://discourse.nodered.org/t/jsonata-help-once-again-please-guys/68835)

<div class="topic-metadata">

**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 10\
**Last updated:** [13 October 2022 07:34 UTC](https://discourse.nodered.org/t/jsonata-help-once-again-please-guys/68835 "2022-10-13T07:34:09Z")

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Guys, Trying to do what i thought would be some basic maths with Jsonata here In a msg stream i get passed from my inverters Battery Voltage and Battery Amps - this allows me to work out the charging rate for each inve…

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## [Need help about Securing Node-RED on Docker](https://discourse.nodered.org/t/need-help-about-securing-node-red-on-docker/68837)

<div class="topic-metadata">

**Author:** [@yingkhun](https://discourse.nodered.org/u/yingkhun)\
**Replies:** 2\
**Last updated:** [13 October 2022 07:14 UTC](https://discourse.nodered.org/t/need-help-about-securing-node-red-on-docker/68837 "2022-10-13T07:14:12Z")

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Hi, I just installed node-red on docker and need to use username and password to login before go to node-red page install sudo docker run -d --restart=always -p 1880:1880 -v node\_red\_data:/data --name node-red nodered/…

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