# Latest

**URL:** https://discourse.nodered.org/latest.md?page=702

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

**Page:** 703

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## [Industrialcomm (S7comm) Error/Info](https://discourse.nodered.org/t/industrialcomm-s7comm-error-info/52705)

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**Author:** [@henkkas](https://discourse.nodered.org/u/henkkas)\
**Replies:** 1\
**Last updated:** [3 November 2021 08:02 UTC](https://discourse.nodered.org/t/industrialcomm-s7comm-error-info/52705 "2021-11-03T08:02:50Z")

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Hi, there, I am new to this, so please don't mind my ignorance. I am running industrialcoom/S7comm with PLC S7-200. Everything seems to work well. Sometimes I get comm.error but that's very rare, When I start RPI I get…

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## [Deploy Menu NodeRED](https://discourse.nodered.org/t/deploy-menu-nodered/53154)

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**Author:** [@marcboy](https://discourse.nodered.org/u/marcboy)\
**Replies:** 0\
**Last updated:** [3 November 2021 06:26 UTC](https://discourse.nodered.org/t/deploy-menu-nodered/53154 "2021-11-03T06:26:18Z")

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Hey there, I'm thinking of a solution to display only 1 option in the NodeRED Deployment button. E.g. it should only show: "only deploy changed nodes". The default setting for the button is "deploy changed flows". My p…

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## [Monaco editor does not allow subraction of dates](https://discourse.nodered.org/t/monaco-editor-does-not-allow-subraction-of-dates/53052)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 6\
**Last updated:** [2 November 2021 21:40 UTC](https://discourse.nodered.org/t/monaco-editor-does-not-allow-subraction-of-dates/53052 "2021-11-02T21:40:01Z")

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I am not sure where to report this. When using the Monaco editor this code, in a function node, generates an error. const d1 = new Date() const d2 = new Date(d1.getTime() + 1000) msg.payload = d2 - d1 return msg; Hove…

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## [Problem with socket.io in react app](https://discourse.nodered.org/t/problem-with-socket-io-in-react-app/53136)

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**Author:** [@christianAmb](https://discourse.nodered.org/u/christianAmb)\
**Replies:** 2\
**Last updated:** [2 November 2021 20:22 UTC](https://discourse.nodered.org/t/problem-with-socket-io-in-react-app/53136 "2021-11-02T20:22:19Z")

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Hi, I have a problem with getting react ui to work with uibuilder. At first I tried to build my own react app and then add uibuilders functionality to connect to node-red but when I tried to use uibuilder.start() functio…

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## [Offline install of node red for windows server 2019](https://discourse.nodered.org/t/offline-install-of-node-red-for-windows-server-2019/53140)

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**Author:** [@bigunwhistle](https://discourse.nodered.org/u/bigunwhistle)\
**Replies:** 1\
**Last updated:** [2 November 2021 20:16 UTC](https://discourse.nodered.org/t/offline-install-of-node-red-for-windows-server-2019/53140 "2021-11-02T20:16:01Z")

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So I'm trying to install node-red to a windows server 2019 instance. It doesn't have internet access and I can't install it on another computer and copy it over. Is there anyway to install this offline.

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## [\[NEW NODE\] node-red-contrib-schneider-powerlogic](https://discourse.nodered.org/t/new-node-node-red-contrib-schneider-powerlogic/53145)

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**Author:** [@NicoloToscani](https://discourse.nodered.org/u/NicoloToscani)\
**Replies:** 0\
**Last updated:** [2 November 2021 19:57 UTC](https://discourse.nodered.org/t/new-node-node-red-contrib-schneider-powerlogic/53145 "2021-11-02T19:57:44Z")

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A Node-RED nodes to read Schneider PowerLogic series over Modbus TCP/IP. This module contains a set of nodes for the following devices: PM3000 PM5000 iEM3000 https://flows.nodered.org/node/node-red-contrib-schneider-…

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## [Unexpected behaviour with link call](https://discourse.nodered.org/t/unexpected-behaviour-with-link-call/53133)

<div class="topic-metadata">

**Author:** [@Edo78](https://discourse.nodered.org/u/Edo78)\
**Replies:** 2\
**Last updated:** [2 November 2021 16:49 UTC](https://discourse.nodered.org/t/unexpected-behaviour-with-link-call/53133 "2021-11-02T16:49:09Z")

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I'm not sure if I'm missing something or if it's a bug so I'd ask before opening an issue. This simple example show the issue. If the link out node is set to Send to all connected link nodes the flow doesn't works and …

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## [Scrolling text - no refresh](https://discourse.nodered.org/t/scrolling-text-no-refresh/52799)

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**Author:** [@RitaSghe](https://discourse.nodered.org/u/RitaSghe)\
**Replies:** 6\
**Last updated:** [2 November 2021 16:44 UTC](https://discourse.nodered.org/t/scrolling-text-no-refresh/52799 "2021-11-02T16:44:30Z")

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Hi, won't be easy, but I try to explain .... I have in my dashboard one scrolling list (Scrolling Text box on dashboard?) Work fine, you can see the inject node, debug and dashboard ... In another dashboard t…

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## [Fail to update node-red-contrib-hikvision-ultimate](https://discourse.nodered.org/t/fail-to-update-node-red-contrib-hikvision-ultimate/53091)

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**Author:** [@janwolf](https://discourse.nodered.org/u/janwolf)\
**Replies:** 4\
**Last updated:** [2 November 2021 16:33 UTC](https://discourse.nodered.org/t/fail-to-update-node-red-contrib-hikvision-ultimate/53091 "2021-11-02T16:33:01Z")

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I fail to update node-red-contrib-hikvision-ultimate on my node-red 2.1.3 server. I get these log traces : 2021-11-01T21:03:24.338Z Install : node-red-contrib-hikvision-ultimate 1.0.55 2021-11-01T21:03:01.415Z npm inst…

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## [Is there any way to permanently set USB0 to one node and USB1 to different node?](https://discourse.nodered.org/t/is-there-any-way-to-permanently-set-usb0-to-one-node-and-usb1-to-different-node/52787)

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**Author:** [@ButsonJ](https://discourse.nodered.org/u/ButsonJ)\
**Replies:** 22\
**Last updated:** [2 November 2021 15:31 UTC](https://discourse.nodered.org/t/is-there-any-way-to-permanently-set-usb0-to-one-node-and-usb1-to-different-node/52787 "2021-11-02T15:31:27Z")

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Hi all, I have node red setup on a raspberry pi4b. Everything works, but the usb to serial connection. In the raspberry pi I specified each usb in by adding their attributes to the 10-usb-serial.rules file. I can ident…

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## [Error: connect EHOSTUNREACH 172.xx.xx.xx:8086 while connecting to influxdb](https://discourse.nodered.org/t/error-connect-ehostunreach-172-xx-xx-xx-8086-while-connecting-to-influxdb/53119)

<div class="topic-metadata">

**Author:** [@cyntia](https://discourse.nodered.org/u/cyntia)\
**Replies:** 5\
**Last updated:** [2 November 2021 14:57 UTC](https://discourse.nodered.org/t/error-connect-ehostunreach-172-xx-xx-xx-8086-while-connecting-to-influxdb/53119 "2021-11-02T14:57:32Z")

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I configured everything correctly i think but i always receive this notification: Error: connect EHOSTUNREACH 172.xx.xx.xx:8086 while trying to connect to my influxdb

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## [Convert rssi object to number](https://discourse.nodered.org/t/convert-rssi-object-to-number/53128)

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**Author:** [@mTraub](https://discourse.nodered.org/u/mTraub)\
**Replies:** 6\
**Last updated:** [2 November 2021 14:40 UTC](https://discourse.nodered.org/t/convert-rssi-object-to-number/53128 "2021-11-02T14:40:49Z")

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Hello everyone, first, i am new to Node Red and therefore not an expert in this field. I am currently trying to get a "Sensor Health" Segment for my Dashboard. I am using the different Sensor-Values to display the hea…

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## [2.0.6 shows different node errors in different languages](https://discourse.nodered.org/t/2-0-6-shows-different-node-errors-in-different-languages/51693)

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**Author:** [@thebaldgeek](https://discourse.nodered.org/u/thebaldgeek)\
**Replies:** 15\
**Last updated:** [2 November 2021 13:56 UTC](https://discourse.nodered.org/t/2-0-6-shows-different-node-errors-in-different-languages/51693 "2021-11-02T13:56:17Z")

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Not a huge issue, but..... Since updating to 2.0.6 I am finding different nodes throw different errors in different languages (other than my PC's native English). I have seen either Chinese or Japanese characters (I'm n…

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## [Cannot GET error handler](https://discourse.nodered.org/t/cannot-get-error-handler/53106)

<div class="topic-metadata">

**Author:** [@RootShell-coder](https://discourse.nodered.org/u/RootShell-coder)\
**Replies:** 3\
**Last updated:** [2 November 2021 12:46 UTC](https://discourse.nodered.org/t/cannot-get-error-handler/53106 "2021-11-02T12:46:06Z")

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I want to customize my error handler (Cannot GET / error 404). How can i do this?

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## [Enable Dashboard Access but deny flow adaptions](https://discourse.nodered.org/t/enable-dashboard-access-but-deny-flow-adaptions/52935)

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**Author:** [@Darwin](https://discourse.nodered.org/u/Darwin)\
**Replies:** 4\
**Last updated:** [2 November 2021 11:30 UTC](https://discourse.nodered.org/t/enable-dashboard-access-but-deny-flow-adaptions/52935 "2021-11-02T11:30:59Z")

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Hi, I've got the following use case: I would like to have a user which is fully capable to interact with the dashboard, while any real adaptions on the flows should not be permitted. According to Securing Node Red I cr…

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## [Uibuilder - who is connected?](https://discourse.nodered.org/t/uibuilder-who-is-connected/53092)

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**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 1\
**Last updated:** [2 November 2021 10:56 UTC](https://discourse.nodered.org/t/uibuilder-who-is-connected/53092 "2021-11-02T10:56:44Z")

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Hi @TotallyInformation I was looking at my uibuilder node the other day and noticed there were 27 connections, so I went and closed down all the chrome browsers on my pc's pointing to my uibuilder pages and also closed …

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## [How do I check the state of a GPIO pin on startup?](https://discourse.nodered.org/t/how-do-i-check-the-state-of-a-gpio-pin-on-startup/52864)

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**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 8\
**Last updated:** [2 November 2021 07:29 UTC](https://discourse.nodered.org/t/how-do-i-check-the-state-of-a-gpio-pin-on-startup/52864 "2021-11-02T07:29:45Z")

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I have a pin connection on the Pi 4 (ground to pin 35 in node-red-node-pi-gpio) that will be driven by a relay, so when the relay closes media playback starts, and when it opens, playback stops. The problem is on startup…

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## [Trouble connecting to Home assistant (docker)](https://discourse.nodered.org/t/trouble-connecting-to-home-assistant-docker/52973)

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**Author:** [@Jiheffe](https://discourse.nodered.org/u/Jiheffe)\
**Replies:** 11\
**Last updated:** [2 November 2021 01:19 UTC](https://discourse.nodered.org/t/trouble-connecting-to-home-assistant-docker/52973 "2021-11-02T01:19:25Z")

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Hi, I am at my wits end trying to get Node-RED connected to Home Assistant server. I have HA and NR running in docker containers on a NUC. These are the docker-compose.yml files for both: version: "3" services: home…

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## [🎉 Node-RED 2.1.3 released](https://discourse.nodered.org/t/node-red-2-1-3-released/52744)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 10\
**Last updated:** [2 November 2021 00:22 UTC](https://discourse.nodered.org/t/node-red-2-1-3-released/52744 "2021-11-02T00:22:24Z")

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Node-RED 2.1.3 is now available. This should tidy up the last of the TypedInput issues as well as a couple other fixes along the way:

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## [Micro800 PLC Connection Issues](https://discourse.nodered.org/t/micro800-plc-connection-issues/53085)

<div class="topic-metadata">

**Author:** [@jnewberry1492](https://discourse.nodered.org/u/jnewberry1492)\
**Replies:** 0\
**Last updated:** [1 November 2021 18:46 UTC](https://discourse.nodered.org/t/micro800-plc-connection-issues/53085 "2021-11-01T18:46:41Z")

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Anyone have a simple solution for connecting to an Allen Bradley Micro800? Ethernet IP driver does not work for it. not sure on how to use node-logix only option so far that is listed. Do not want to use Modbus. Diff…

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## [Sqlitedb Problem](https://discourse.nodered.org/t/sqlitedb-problem/53104)

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**Author:** [@Joej](https://discourse.nodered.org/u/Joej)\
**Replies:** 2\
**Last updated:** [2 November 2021 00:16 UTC](https://discourse.nodered.org/t/sqlitedb-problem/53104 "2021-11-02T00:16:01Z")

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Hi, Yesterday, I imported a flow just to see how it was configured, and then deleted it. Now, I have the error and I cannot deploy anything: "Flows stopped due to missing node types. sqlitedb". How can I get rid of t…

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## [Node-Red, RasperrbyPI and Adafruit RFM95W COMMS](https://discourse.nodered.org/t/node-red-rasperrbypi-and-adafruit-rfm95w-comms/53107)

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**Author:** [@DrdP](https://discourse.nodered.org/u/DrdP)\
**Replies:** 0\
**Last updated:** [2 November 2021 00:12 UTC](https://discourse.nodered.org/t/node-red-rasperrbypi-and-adafruit-rfm95w-comms/53107 "2021-11-02T00:12:55Z")

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Good day, I have 2 RaspberryPis with a Lora RFM95X radio bonnet on each. I have succesfully got the communication going between the the radio/PIs. My question is how can I send data across between the two without pushin…

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## [NodeRed Admin API - Example how to use](https://discourse.nodered.org/t/nodered-admin-api-example-how-to-use/53096)

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**Author:** [@raid2light](https://discourse.nodered.org/u/raid2light)\
**Replies:** 1\
**Last updated:** [1 November 2021 23:34 UTC](https://discourse.nodered.org/t/nodered-admin-api-example-how-to-use/53096 "2021-11-01T23:34:30Z")

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Hi, are there any examples on how to invoke Node RED Admin API - how can one modify their flows on the fly with this API? Is this possible from command line and where are examples of this? If I export flows into JSON for…

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## [What is the published format for storing NodeRED graph to a file?](https://discourse.nodered.org/t/what-is-the-published-format-for-storing-nodered-graph-to-a-file/52794)

<div class="topic-metadata">

**Author:** [@raid2light](https://discourse.nodered.org/u/raid2light)\
**Replies:** 8\
**Last updated:** [1 November 2021 22:57 UTC](https://discourse.nodered.org/t/what-is-the-published-format-for-storing-nodered-graph-to-a-file/52794 "2021-11-01T22:57:44Z")

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Hi, I'm wondering if there is published format on how NodeRED stores its visual node representation into a file (serializes graph GUI into a file in JSON format). So is it possible to manually create such file (by writti…

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## [Working with data in an array](https://discourse.nodered.org/t/working-with-data-in-an-array/53004)

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**Author:** [@Romprod](https://discourse.nodered.org/u/Romprod)\
**Replies:** 14\
**Last updated:** [1 November 2021 22:00 UTC](https://discourse.nodered.org/t/working-with-data-in-an-array/53004 "2021-11-01T22:00:07Z")

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Hey guys and gals. I'm currently scraping a website to get football stats. I've been able to most of the formatting etc and move the data in to fields but I need a bit of help understanding how to finish it off. Curren…

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## [Trying to use MQTT node for first time, won't connect. Just stuck on connecting w/ yellow square icon](https://discourse.nodered.org/t/trying-to-use-mqtt-node-for-first-time-wont-connect-just-stuck-on-connecting-w-yellow-square-icon/53090)

<div class="topic-metadata">

**Author:** [@YellowSharkMT](https://discourse.nodered.org/u/YellowSharkMT)\
**Replies:** 2\
**Last updated:** [1 November 2021 21:58 UTC](https://discourse.nodered.org/t/trying-to-use-mqtt-node-for-first-time-wont-connect-just-stuck-on-connecting-w-yellow-square-icon/53090 "2021-11-01T21:58:53Z")

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Hi there, I'm pretty new to NR so this is probably something very obvious/easy. I'm running an mqtt instance on my local network, but I can't seem to connect to it from NR. This instance definitely works - I can pub/sub…

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## [Problem with upgrading](https://discourse.nodered.org/t/problem-with-upgrading/53032)

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**Author:** [@Glake01](https://discourse.nodered.org/u/Glake01)\
**Replies:** 7\
**Last updated:** [1 November 2021 21:41 UTC](https://discourse.nodered.org/t/problem-with-upgrading/53032 "2021-11-01T21:41:56Z")

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This a follow-on to the topic Problem with multiple context stores Node Red was working ok on that RPi after the upgrade but since I couldn't be sure that the residual node.js v10.24.1 wouldn't cause problems in the fu…

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## [Node Red and Mariadb](https://discourse.nodered.org/t/node-red-and-mariadb/12693)

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**Author:** [@descoward](https://discourse.nodered.org/u/descoward)\
**Replies:** 5\
**Last updated:** [1 November 2021 20:35 UTC](https://discourse.nodered.org/t/node-red-and-mariadb/12693 "2021-11-01T20:35:14Z")

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Could someone please help me? I’ve recently retired and decided to further my skills in making projects by building her indoors a weather station. All has gone swimmingly thus far - hardware is operational and data being…

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## [How to sync ui-switch with global.variable (follow-up)](https://discourse.nodered.org/t/how-to-sync-ui-switch-with-global-variable-follow-up/53051)

<div class="topic-metadata">

**Author:** [@magnusso](https://discourse.nodered.org/u/magnusso)\
**Replies:** 6\
**Last updated:** [1 November 2021 20:25 UTC](https://discourse.nodered.org/t/how-to-sync-ui-switch-with-global-variable-follow-up/53051 "2021-11-01T20:25:21Z")

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As a follow-up to the How to sync ui-switch with global.variable, the sync only only works in one direction, from switch to global variable, but note vice versa. Any suggestion of how to make it work in both directions? …

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## [Reliable IP Camera](https://discourse.nodered.org/t/reliable-ip-camera/53035)

<div class="topic-metadata">

**Author:** [@TheadehAnank](https://discourse.nodered.org/u/TheadehAnank)\
**Replies:** 2\
**Last updated:** [1 November 2021 19:13 UTC](https://discourse.nodered.org/t/reliable-ip-camera/53035 "2021-11-01T19:13:29Z")

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Looking for any recommendations / experiences with integrating IP cameras (security cameras) with Node Red. I'm currently using a Hikvision camera with the Hikvision-ultimate node to trigger a flow on a Line Crossing ev…

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