# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=384

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

**Page:** 385

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## [Is it possible to show the connected status icon of an MQTT Broker within a subflow to be available on the subflow node?](https://discourse.nodered.org/t/is-it-possible-to-show-the-connected-status-icon-of-an-mqtt-broker-within-a-subflow-to-be-available-on-the-subflow-node/61913)

<div class="topic-metadata">

**Author:** [@Shan](https://discourse.nodered.org/u/Shan)\
**Replies:** 1\
**Last updated:** [28 April 2022 08:59 UTC](https://discourse.nodered.org/t/is-it-possible-to-show-the-connected-status-icon-of-an-mqtt-broker-within-a-subflow-to-be-available-on-the-subflow-node/61913 "2022-04-28T08:59:10Z")

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I have packed an mqtt in into a subflow and made it available to my container via the /data/flows.json This makes the subflow nodes available in the node-palette upon boot up. An example flow with the subflow node is: …

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## [Combine different reading (in time) to one average](https://discourse.nodered.org/t/combine-different-reading-in-time-to-one-average/61892)

<div class="topic-metadata">

**Author:** [@promy](https://discourse.nodered.org/u/promy)\
**Replies:** 5\
**Last updated:** [28 April 2022 08:49 UTC](https://discourse.nodered.org/t/combine-different-reading-in-time-to-one-average/61892 "2022-04-28T08:49:42Z")

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I have a moisture sensor (esp8266) waking up from deep sleep and sending 2 of 3 reading to a mtqq. These readings are approx 60 seconds apart. After this it goes to deep sleep again for an hour. I would like to make a…

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## [Need help with a HTTPS request](https://discourse.nodered.org/t/need-help-with-a-https-request/61912)

<div class="topic-metadata">

**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 1\
**Last updated:** [28 April 2022 07:52 UTC](https://discourse.nodered.org/t/need-help-with-a-https-request/61912 "2022-04-28T07:52:57Z")

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Guys, I have a https request to make and have spent a few hours trying various things but just not getting anywhere Wondering if someone could give me a hand on this one ? (probably bloody do it in 5 minutes !!) This …

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## [When I click on deploy button in node-red I want JSON file to be saved in database](https://discourse.nodered.org/t/when-i-click-on-deploy-button-in-node-red-i-want-json-file-to-be-saved-in-database/61794)

<div class="topic-metadata">

**Author:** [@atmar](https://discourse.nodered.org/u/atmar)\
**Replies:** 3\
**Last updated:** [28 April 2022 07:51 UTC](https://discourse.nodered.org/t/when-i-click-on-deploy-button-in-node-red-i-want-json-file-to-be-saved-in-database/61794 "2022-04-28T07:51:35Z")

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when I click on deploy button in node-red I want JSON file to be saved in database without calling an API. How can I modify deploy button functionality to save it directly?

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## [Unable to install opc ua to palette](https://discourse.nodered.org/t/unable-to-install-opc-ua-to-palette/61850)

<div class="topic-metadata">

**Author:** [@okeysky](https://discourse.nodered.org/u/okeysky)\
**Replies:** 2\
**Last updated:** [28 April 2022 07:31 UTC](https://discourse.nodered.org/t/unable-to-install-opc-ua-to-palette/61850 "2022-04-28T07:31:03Z")

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I want to add the node-red-contrib-opcua to the palette. I actually installed it with npm, but I can't find it in node red. Then I tried to install it directly through the mange palette, that didn't work either.

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## [Node-red-contrib-mssql-plus](https://discourse.nodered.org/t/node-red-contrib-mssql-plus/19300)

<div class="topic-metadata">

**Author:** [@DemonKing](https://discourse.nodered.org/u/DemonKing)\
**Replies:** 2\
**Last updated:** [28 April 2022 06:30 UTC](https://discourse.nodered.org/t/node-red-contrib-mssql-plus/19300 "2022-04-28T06:30:51Z")

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Hi guys , This node got update 2 days before If I give inputs like eg 10.10.28.10 ip and port 1136 means It's automatically add : and try to conect ip:port What I want is instead of column I want , I need to conect …

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## [Arlo Pro3 Camera](https://discourse.nodered.org/t/arlo-pro3-camera/61703)

<div class="topic-metadata">

**Author:** [@Alpal](https://discourse.nodered.org/u/Alpal)\
**Replies:** 1\
**Last updated:** [28 April 2022 06:29 UTC](https://discourse.nodered.org/t/arlo-pro3-camera/61703 "2022-04-28T06:29:21Z")

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Hi Having trouble with the available nodes for accessing Arlo cameras as Arlo now have compulsory 2 part verification. Has anyone got past this issue? Cheers Alan

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## [light control via shelly](https://discourse.nodered.org/t/light-control-via-shelly/61889)

<div class="topic-metadata">

**Author:** [@ChrisF](https://discourse.nodered.org/u/ChrisF)\
**Replies:** 5\
**Last updated:** [28 April 2022 05:57 UTC](https://discourse.nodered.org/t/light-control-via-shelly/61889 "2022-04-28T05:57:51Z")

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Hello Node-RED profils :slight\_smile: I am totally new to this and hope someone can help me. I am looking for a light control for our camper. I would like to use shellys or similar to dim our lights in the camper via a…

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## [(Reproducible) MQTT nodes show disconnected when server/message/topic contains an #](https://discourse.nodered.org/t/reproducible-mqtt-nodes-show-disconnected-when-server-message-topic-contains-an/61901)

<div class="topic-metadata">

**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 1\
**Last updated:** [28 April 2022 03:37 UTC](https://discourse.nodered.org/t/reproducible-mqtt-nodes-show-disconnected-when-server-message-topic-contains-an/61901 "2022-04-28T03:37:36Z")

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If you edit an MQTT node (in or out) and in the Server section select the Messages tab and in Messages sent on connection (birth message) or Message sent on an unexpected disconnection (will message) put a # (pound sign)…

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## [Inject node time zones](https://discourse.nodered.org/t/inject-node-time-zones/61405)

<div class="topic-metadata">

**Author:** [@EmilWesselink](https://discourse.nodered.org/u/EmilWesselink)\
**Replies:** 3\
**Last updated:** [27 April 2022 20:25 UTC](https://discourse.nodered.org/t/inject-node-time-zones/61405 "2022-04-27T20:25:15Z")

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Hello, I have a small problem with some NR instances that are not processing DST correct. I have the current situation: 3 Node red containers with the same flows on 3 different Raspberry pi 4's in a docker swarm. One…

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## [\[node-red-contrib-prometheus-exporter\] set node property dynamically](https://discourse.nodered.org/t/node-red-contrib-prometheus-exporter-set-node-property-dynamically/61868)

<div class="topic-metadata">

**Author:** [@Kaktor](https://discourse.nodered.org/u/Kaktor)\
**Replies:** 1\
**Last updated:** [27 April 2022 19:17 UTC](https://discourse.nodered.org/t/node-red-contrib-prometheus-exporter-set-node-property-dynamically/61868 "2022-04-27T19:17:23Z")

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Hi guys, im using the "node-red-contrib-prometheus-exporter". Is it possible to set the property labels with the msg flow? I tried different things but dont know how access the properties :frowning:

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## [Two switches into one function node. How to detect if both switches are sending a true signal?](https://discourse.nodered.org/t/two-switches-into-one-function-node-how-to-detect-if-both-switches-are-sending-a-true-signal/61809)

<div class="topic-metadata">

**Author:** [@ViktorVante](https://discourse.nodered.org/u/ViktorVante)\
**Replies:** 5\
**Last updated:** [27 April 2022 17:43 UTC](https://discourse.nodered.org/t/two-switches-into-one-function-node-how-to-detect-if-both-switches-are-sending-a-true-signal/61809 "2022-04-27T17:43:29Z")

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I have two switches connected to a function node. I want this node to send a true signal once both switches are sending "true" to the function block. Otherwise I don't want the function node to do anything. What would th…

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## [How to Restart a Node within a flow by checking the status node](https://discourse.nodered.org/t/how-to-restart-a-node-within-a-flow-by-checking-the-status-node/61876)

<div class="topic-metadata">

**Author:** [@raivens](https://discourse.nodered.org/u/raivens)\
**Replies:** 1\
**Last updated:** [27 April 2022 17:07 UTC](https://discourse.nodered.org/t/how-to-restart-a-node-within-a-flow-by-checking-the-status-node/61876 "2022-04-27T17:07:06Z")

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I am using an email-In node and Getting Emails via IMAP at specific intervals. But some hours the node hangs at connecting state. and I need to restart the flow or Node, by moving it in the workplace and deploying via mo…

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## [How can I include a check for NaN inside an object?](https://discourse.nodered.org/t/how-can-i-include-a-check-for-nan-inside-an-object/61874)

<div class="topic-metadata">

**Author:** [@MaDo](https://discourse.nodered.org/u/MaDo)\
**Replies:** 4\
**Last updated:** [27 April 2022 15:57 UTC](https://discourse.nodered.org/t/how-can-i-include-a-check-for-nan-inside-an-object/61874 "2022-04-27T15:57:23Z")

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Hello, I am new here and I am not a programmer but have a question on a Node-RED flow that sometimes causes trouble, if one of my sensors is not available. At first some background information: I am using a TFA KlimaLo…

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## [Set a USB device to always be /dev/ttyUSB1](https://discourse.nodered.org/t/set-a-usb-device-to-always-be-dev-ttyusb1/61860)

<div class="topic-metadata">

**Author:** [@swanside](https://discourse.nodered.org/u/swanside)\
**Replies:** 7\
**Last updated:** [27 April 2022 15:06 UTC](https://discourse.nodered.org/t/set-a-usb-device-to-always-be-dev-ttyusb1/61860 "2022-04-27T15:06:01Z")

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Hello. I have 2 USB devices on my Raspberry PI, both Modbus as 1 reads my Solar equipment and the other reads an energy meter. At midnight my Pi reboots, and every so often I have to go into Node Red to change the /dev/…

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## [Disabling HTTP/S error pages](https://discourse.nodered.org/t/disabling-http-s-error-pages/61873)

<div class="topic-metadata">

**Author:** [@JayDickson](https://discourse.nodered.org/u/JayDickson)\
**Replies:** 3\
**Last updated:** [27 April 2022 14:11 UTC](https://discourse.nodered.org/t/disabling-http-s-error-pages/61873 "2022-04-27T14:11:11Z")

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I'm working on a flow that is kicked off when a user sends a GET to the right URL. For the most part, things are working, though I'd really like to just never respond to requests to a URL I don't recognize. Instead, in s…

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## [Accessing logfiles for specific flows/nodes running docker](https://discourse.nodered.org/t/accessing-logfiles-for-specific-flows-nodes-running-docker/61840)

<div class="topic-metadata">

**Author:** [@binderth](https://discourse.nodered.org/u/binderth)\
**Replies:** 4\
**Last updated:** [27 April 2022 14:22 UTC](https://discourse.nodered.org/t/accessing-logfiles-for-specific-flows-nodes-running-docker/61840 "2022-04-27T14:22:28Z")

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I'm running Node-Red in Docker v2.2.2 and I'm running into a problem with one flow/node and I'd like to access the logfiles to see, what's going on. I searched in /data, which is mapped to my Synology, but there are no l…

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## [Accessing node name e.g. in a function](https://discourse.nodered.org/t/accessing-node-name-e-g-in-a-function/61863)

<div class="topic-metadata">

**Author:** [@binderth](https://discourse.nodered.org/u/binderth)\
**Replies:** 3\
**Last updated:** [27 April 2022 13:11 UTC](https://discourse.nodered.org/t/accessing-node-name-e-g-in-a-function/61863 "2022-04-27T13:11:24Z")

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To get a better glance, I use multiple function nodes for lets say JSON-attributes and go on with them. In my specific use case, I pick some special attributes and send them to distinct MQTT-topics. So far, so good, al…

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## [Problems with HueMagic Palette](https://discourse.nodered.org/t/problems-with-huemagic-palette/61859)

<div class="topic-metadata">

**Author:** [@logol01](https://discourse.nodered.org/u/logol01)\
**Replies:** 1\
**Last updated:** [27 April 2022 11:17 UTC](https://discourse.nodered.org/t/problems-with-huemagic-palette/61859 "2022-04-27T11:17:40Z")

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Hi, im Using node-red-contrib-huemagic Version 4.2.2 I have the problem, if I configure my Philips Hue Bridge. When I set up my hue Bridge, and configure my Flow, (Senic Friends of Hue Switch) everything works fine. …

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## [I want to create a flow that returns to 1st tab after 10-secs from 2nd tab](https://discourse.nodered.org/t/i-want-to-create-a-flow-that-returns-to-1st-tab-after-10-secs-from-2nd-tab/61838)

<div class="topic-metadata">

**Author:** [@jjs0426](https://discourse.nodered.org/u/jjs0426)\
**Replies:** 1\
**Last updated:** [27 April 2022 07:20 UTC](https://discourse.nodered.org/t/i-want-to-create-a-flow-that-returns-to-1st-tab-after-10-secs-from-2nd-tab/61838 "2022-04-27T07:20:45Z")

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Hey I am new to Node-Red so forgive me if this question is stupid I want to create a flow that returns to the first tab after 10 seconds from the second tab, but I don't have enough knowledge.

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## [Need help and I'm an absolute beginner](https://discourse.nodered.org/t/need-help-and-im-an-absolute-beginner/61680)

<div class="topic-metadata">

**Author:** [@logol01](https://discourse.nodered.org/u/logol01)\
**Replies:** 2\
**Last updated:** [27 April 2022 10:25 UTC](https://discourse.nodered.org/t/need-help-and-im-an-absolute-beginner/61680 "2022-04-27T10:25:15Z")

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I will create an Flow, where the Friends of hue Switch (there are 4 Buttons) send an 1 to garden door if I press the button. I don't know which node I have to use for that and I have no idea how I get an "1" to the "G…

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## [Cbor decoder problem with mqtt](https://discourse.nodered.org/t/cbor-decoder-problem-with-mqtt/61862)

<div class="topic-metadata">

**Author:** [@charugaa](https://discourse.nodered.org/u/charugaa)\
**Replies:** 0\
**Last updated:** [27 April 2022 10:02 UTC](https://discourse.nodered.org/t/cbor-decoder-problem-with-mqtt/61862 "2022-04-27T10:02:03Z")

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Can anyone tell me where i am wrong? I decoded the CBOR message and the debug shows me all the data properly, but when I send to the mqtt server they don't get the data but only the place names. the picture shows what a…

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## [How to covert row string (tcp in) into JSON object](https://discourse.nodered.org/t/how-to-covert-row-string-tcp-in-into-json-object/61853)

<div class="topic-metadata">

**Author:** [@propre](https://discourse.nodered.org/u/propre)\
**Replies:** 3\
**Last updated:** [27 April 2022 09:52 UTC](https://discourse.nodered.org/t/how-to-covert-row-string-tcp-in-into-json-object/61853 "2022-04-27T09:52:23Z")

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Node (TCP in) with payload is string "GW\_ID:155507366,TYPE:T&H,ID:ABC1212393,STAT:00000001,T:30.5,H:51.4%,Time:0-0-0 0:0:0". How to covert it into JSON object? It contains ":". Thanks

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## [Looking for guidance to add a functional "delete" link to delete file(s) in a folder](https://discourse.nodered.org/t/looking-for-guidance-to-add-a-functional-delete-link-to-delete-file-s-in-a-folder/61854)

<div class="topic-metadata">

**Author:** [@zany](https://discourse.nodered.org/u/zany)\
**Replies:** 2\
**Last updated:** [27 April 2022 08:32 UTC](https://discourse.nodered.org/t/looking-for-guidance-to-add-a-functional-delete-link-to-delete-file-s-in-a-folder/61854 "2022-04-27T08:32:57Z")

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Continuing the discussion from Unable to download files from the browser: Hi everyone, i'm a newbiew to NodeRed and came across this post which is able to create a list from a folder and download link. it works great! h…

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## [Meaning of ":fn" in the end of URL](https://discourse.nodered.org/t/meaning-of-fn-in-the-end-of-url/61836)

<div class="topic-metadata">

**Author:** [@Kai](https://discourse.nodered.org/u/Kai)\
**Replies:** 4\
**Last updated:** [27 April 2022 07:00 UTC](https://discourse.nodered.org/t/meaning-of-fn-in-the-end-of-url/61836 "2022-04-27T07:00:57Z")

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Hi, I ever saw someone will put the words ":fn" in the end of URL may I know what does it means?

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## [Raspberry Pi opens Node-red with an error](https://discourse.nodered.org/t/raspberry-pi-opens-node-red-with-an-error/61834)

<div class="topic-metadata">

**Author:** [@Purecade](https://discourse.nodered.org/u/Purecade)\
**Replies:** 3\
**Last updated:** [27 April 2022 06:51 UTC](https://discourse.nodered.org/t/raspberry-pi-opens-node-red-with-an-error/61834 "2022-04-27T06:51:53Z")

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Hello, I tried to use open Node-red, but it failed。What should I do to solve this problem？ root@RevPi64360:/home/pi# node-red-start Start Node-RED Once Node-RED has started, point a browser at http://192.168.1.102:1…

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## [Text not being shown correctly in subflow node](https://discourse.nodered.org/t/text-not-being-shown-correctly-in-subflow-node/61842)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [27 April 2022 06:46 UTC](https://discourse.nodered.org/t/text-not-being-shown-correctly-in-subflow-node/61842 "2022-04-27T06:46:52Z")

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Even if I resize the window the text is not completely shown. Ok, I have a theme installed but I hope that isn't a cause.

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## [Options in subflow to have a dropdown list of options](https://discourse.nodered.org/t/options-in-subflow-to-have-a-dropdown-list-of-options/61841)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [27 April 2022 06:45 UTC](https://discourse.nodered.org/t/options-in-subflow-to-have-a-dropdown-list-of-options/61841 "2022-04-27T06:45:10Z")

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You can set things to be constraints in the subflow. I have a setting that has multiple options, so boolean doesn't quite cut it. So is there a way to make a drop down where that option is? eg: So when you open th…

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## [Node-red-contrib-msal-certauth does not load/install](https://discourse.nodered.org/t/node-red-contrib-msal-certauth-does-not-load-install/61837)

<div class="topic-metadata">

**Author:** [@skipware](https://discourse.nodered.org/u/skipware)\
**Replies:** 0\
**Last updated:** [27 April 2022 04:30 UTC](https://discourse.nodered.org/t/node-red-contrib-msal-certauth-does-not-load-install/61837 "2022-04-27T04:30:10Z")

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When attempting to load the load from 'manage palette' received failed. The logs shows: 2022-04-27T03:02:21.276Z Install : node-red-contrib-msal-certauth 1.0.14 2022-04-27T03:02:21.302Z npm install --no-audit --no-up…

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## [Where do I submit feedback on the documentation? I've found a slight problem](https://discourse.nodered.org/t/where-do-i-submit-feedback-on-the-documentation-ive-found-a-slight-problem/61828)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [26 April 2022 23:59 UTC](https://discourse.nodered.org/t/where-do-i-submit-feedback-on-the-documentation-ive-found-a-slight-problem/61828 "2022-04-26T23:59:56Z")

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Reading some stuff I have found a slight problem with wording.... (Maybe I am being petty. I can't say.) I would just like to ask where is the best place to mention it?

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