# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=410

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

**Page:** 411

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## [XML page TO database INFLUXDB](https://discourse.nodered.org/t/xml-page-to-database-influxdb/59388)

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**Author:** [@radiolinux](https://discourse.nodered.org/u/radiolinux)\
**Replies:** 13\
**Last updated:** [5 March 2022 16:39 UTC](https://discourse.nodered.org/t/xml-page-to-database-influxdb/59388 "2022-03-05T16:39:32Z")

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Hello everybody. I started using node-red recently and I discovered that it is a very powerful application with which infinite automations can be created. I searched in this forum but without success, an example or sugg…

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## [Goto local ip address and open page](https://discourse.nodered.org/t/goto-local-ip-address-and-open-page/59396)

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**Author:** [@magicman](https://discourse.nodered.org/u/magicman)\
**Replies:** 6\
**Last updated:** [5 March 2022 16:23 UTC](https://discourse.nodered.org/t/goto-local-ip-address-and-open-page/59396 "2022-03-05T16:23:22Z")

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Hi, is there a way i can redirect to a local ip address for example http://192.168.0.152 and open the page for viewing from node red. the address displays my external camera. I am sure there is a way but not sure which…

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## [Format for Alexa Applestrudel Custom Text Command?](https://discourse.nodered.org/t/format-for-alexa-applestrudel-custom-text-command/59382)

<div class="topic-metadata">

**Author:** [@jmorris644](https://discourse.nodered.org/u/jmorris644)\
**Replies:** 11\
**Last updated:** [5 March 2022 15:41 UTC](https://discourse.nodered.org/t/format-for-alexa-applestrudel-custom-text-command/59382 "2022-03-05T15:41:41Z")

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I am at a loss to figure out the JSON format for the Alexa Applestrudel node for a text command. I have it working for "speak" but just can't get it right for "text command".

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## [Exec node is not responding](https://discourse.nodered.org/t/exec-node-is-not-responding/58740)

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**Author:** [@SS-Akhilesh-Appala](https://discourse.nodered.org/u/SS-Akhilesh-Appala)\
**Replies:** 26\
**Last updated:** [5 March 2022 11:31 UTC](https://discourse.nodered.org/t/exec-node-is-not-responding/58740 "2022-03-05T11:31:36Z")

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Hi Team, I have implemented a node-red flow and accessed the flow by exposing it through an API. API will trigger the Execute node through which the command will execute based on API params. Once I load the flow using…

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## [How to auto detect list of Topics from Dynamic MQTT subscription](https://discourse.nodered.org/t/how-to-auto-detect-list-of-topics-from-dynamic-mqtt-subscription/59393)

<div class="topic-metadata">

**Author:** [@CheeKC](https://discourse.nodered.org/u/CheeKC)\
**Replies:** 7\
**Last updated:** [5 March 2022 11:30 UTC](https://discourse.nodered.org/t/how-to-auto-detect-list-of-topics-from-dynamic-mqtt-subscription/59393 "2022-03-05T11:30:02Z")

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Hi, I am trying to use Dynamic Subscription on MQTT to read all the available published Topics from a MQTT broker. The reason is we don't know all the published Topic beforehand and need an automatic discovery method to…

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## [MQTT node name formatting](https://discourse.nodered.org/t/mqtt-node-name-formatting/59391)

<div class="topic-metadata">

**Author:** [@sneakynuts](https://discourse.nodered.org/u/sneakynuts)\
**Replies:** 7\
**Last updated:** [5 March 2022 10:11 UTC](https://discourse.nodered.org/t/mqtt-node-name-formatting/59391 "2022-03-05T10:11:10Z")

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Just curious as to why the spacing of naming the node is different between the mqtt in vs out? As you can see the unifi 'out' node is larger than the 'in' node, yet it they are the same character count.. It looks lik…

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## [Can i use EXE file for deploy node red?](https://discourse.nodered.org/t/can-i-use-exe-file-for-deploy-node-red/59394)

<div class="topic-metadata">

**Author:** [@naveenpnk6](https://discourse.nodered.org/u/naveenpnk6)\
**Replies:** 2\
**Last updated:** [5 March 2022 08:55 UTC](https://discourse.nodered.org/t/can-i-use-exe-file-for-deploy-node-red/59394 "2022-03-05T08:55:42Z")

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Can I create .exe file to automatically start the flow in command prompt and deploy node red?

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## [Telegram and "receiver node"](https://discourse.nodered.org/t/telegram-and-receiver-node/59395)

<div class="topic-metadata">

**Author:** [@mimuncito](https://discourse.nodered.org/u/mimuncito)\
**Replies:** 0\
**Last updated:** [5 March 2022 08:34 UTC](https://discourse.nodered.org/t/telegram-and-receiver-node/59395 "2022-03-05T08:34:50Z")

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The "Sonarr\_bot" is sending me periodically info about the new grabbed/uploaded episodes, it would be really useful for me to output this information from Telegram via a tts service. The "receiver" node was configured c…

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## [How to pass dynamic influxdb query input filter?](https://discourse.nodered.org/t/how-to-pass-dynamic-influxdb-query-input-filter/59361)

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**Author:** [@akashtalole](https://discourse.nodered.org/u/akashtalole)\
**Replies:** 6\
**Last updated:** [5 March 2022 07:41 UTC](https://discourse.nodered.org/t/how-to-pass-dynamic-influxdb-query-input-filter/59361 "2022-03-05T07:41:07Z")

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I am using node-red-contrib-influxdb I want to pass dynamic deviceId selected from dashboard(coming in msg.deviceId) to below query field deviceId. How to achive this? msg.query=\`from(bucket: "localnrf") |\> range(sta…

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## [Is it impossible to maintain a reliable 1-1 relationship between nodes and external entities?](https://discourse.nodered.org/t/is-it-impossible-to-maintain-a-reliable-1-1-relationship-between-nodes-and-external-entities/59380)

<div class="topic-metadata">

**Author:** [@tve](https://discourse.nodered.org/u/tve)\
**Replies:** 3\
**Last updated:** [4 March 2022 23:43 UTC](https://discourse.nodered.org/t/is-it-impossible-to-maintain-a-reliable-1-1-relationship-between-nodes-and-external-entities/59380 "2022-03-04T23:43:14Z")

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What I'm referring to is: you create a node in a flow a corresponding resource is created in some external system/service as you edit the flow, restart node-red, disable flows, re-enable flows, etc. the 1-1 relationshi…

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## [Onkyo Eispc formatting](https://discourse.nodered.org/t/onkyo-eispc-formatting/59387)

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**Author:** [@hengy77](https://discourse.nodered.org/u/hengy77)\
**Replies:** 0\
**Last updated:** [4 March 2022 23:39 UTC](https://discourse.nodered.org/t/onkyo-eispc-formatting/59387 "2022-03-04T23:39:34Z")

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I’ve been able to add several controls for the onkyo eispc control. One issue I’m having is calling internet presets. I wonder if anyone can help me. The dialogue should look something like this but it doesn’t seem to w…

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## [Unable to retrieve data from http request](https://discourse.nodered.org/t/unable-to-retrieve-data-from-http-request/59330)

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**Author:** [@OllyB](https://discourse.nodered.org/u/OllyB)\
**Replies:** 4\
**Last updated:** [4 March 2022 22:20 UTC](https://discourse.nodered.org/t/unable-to-retrieve-data-from-http-request/59330 "2022-03-04T22:20:07Z")

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Hello all, I am trying to retrieve data from an xml file on an ethernet-connected energy meter on my local network. When I connect to the meter using a browser (Chrome) at 192.168.1.60/readings.xml and use the Develope…

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## [MSSQL Plus Node - encrypt password when its an env variable - security pov?](https://discourse.nodered.org/t/mssql-plus-node-encrypt-password-when-its-an-env-variable-security-pov/58303)

<div class="topic-metadata">

**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 11\
**Last updated:** [4 March 2022 16:31 UTC](https://discourse.nodered.org/t/mssql-plus-node-encrypt-password-when-its-an-env-variable-security-pov/58303 "2022-03-04T16:31:39Z")

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Hi Everyone, This is related to "node-red-contrib-mssql-plus" node. While i have opened a FR request for the same , i wanted to check with the forum as well. I have a situation where i cannot change the node credentia…

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## [Fill color for polygon in node-red-contrib-web-worldmap](https://discourse.nodered.org/t/fill-color-for-polygon-in-node-red-contrib-web-worldmap/59334)

<div class="topic-metadata">

**Author:** [@vkuehn](https://discourse.nodered.org/u/vkuehn)\
**Replies:** 5\
**Last updated:** [4 March 2022 16:03 UTC](https://discourse.nodered.org/t/fill-color-for-polygon-in-node-red-contrib-web-worldmap/59334 "2022-03-04T16:03:25Z")

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I tried to create a black polygon filled with white but struggled to do directly in node-red-contrib-web-worldmap. As it uses leaflet I tried in a simple html and succeeded with var latlngsL1 = \[\[0, 0\],\[30, 0\],\[30, 20…

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## [eWelink node: error:false reply on sonoff dualR3 devices](https://discourse.nodered.org/t/ewelink-node-error-false-reply-on-sonoff-dualr3-devices/59356)

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**Author:** [@EnzoCastellaneta](https://discourse.nodered.org/u/EnzoCastellaneta)\
**Replies:** 5\
**Last updated:** [4 March 2022 15:34 UTC](https://discourse.nodered.org/t/ewelink-node-error-false-reply-on-sonoff-dualr3-devices/59356 "2022-03-04T15:34:07Z")

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Hello. I am completing a Node RED folow to integrate sonoff curtain actuators to switchbot actuators. I have followed all the GUI to set up ewelink flow and it works on all query function (device id, status ecc...) but…

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## [Set the current timezone NR uses from Node-Red](https://discourse.nodered.org/t/set-the-current-timezone-nr-uses-from-node-red/59310)

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**Author:** [@taste](https://discourse.nodered.org/u/taste)\
**Replies:** 17\
**Last updated:** [4 March 2022 15:08 UTC](https://discourse.nodered.org/t/set-the-current-timezone-nr-uses-from-node-red/59310 "2022-03-04T15:08:10Z")

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We run NR as a snap on Ubuntu core 20. The OS is configured with timezone data and we offer a GUI for the user to set the timezone. If the current timezone is changed a restart for NR is required for it to start using th…

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## [How to access context and do maths with a change node?](https://discourse.nodered.org/t/how-to-access-context-and-do-maths-with-a-change-node/59363)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 5\
**Last updated:** [4 March 2022 13:59 UTC](https://discourse.nodered.org/t/how-to-access-context-and-do-maths-with-a-change-node/59363 "2022-03-04T13:59:34Z")

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(Yes, I know... I've asked before.) I've forgotten and can't remember any key words to search, so I have to ask. I know I have to set the mode to the J (closest I can get to what the symbol is) but I can't remember th…

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## [SNMP and msg.oid](https://discourse.nodered.org/t/snmp-and-msg-oid/59311)

<div class="topic-metadata">

**Author:** [@sweetwater](https://discourse.nodered.org/u/sweetwater)\
**Replies:** 7\
**Last updated:** [4 March 2022 13:50 UTC](https://discourse.nodered.org/t/snmp-and-msg-oid/59311 "2022-03-04T13:50:25Z")

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We are using the SNMP node. It is working ok. We are sending SNMP get to multiple ports on a device so need to send multiple oid's We verified that we can provide a list of oid ( separated by commas) in the SNMP OID Pr…

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## [Weird happening with subflows. Help needed to make sure what is happening](https://discourse.nodered.org/t/weird-happening-with-subflows-help-needed-to-make-sure-what-is-happening/59338)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 5\
**Last updated:** [4 March 2022 12:39 UTC](https://discourse.nodered.org/t/weird-happening-with-subflows-help-needed-to-make-sure-what-is-happening/59338 "2022-03-04T12:39:56Z")

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Sorry, this is not a nice picture. Slightly birthed from my MQTT thread. But this is now a whole different scenario. I have a subflow to give me a userfriendly time output. 3 options: For use in log files. The tim…

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## [Node Red V2.2.2 Python Node on Rasperry 64bit Font Size](https://discourse.nodered.org/t/node-red-v2-2-2-python-node-on-rasperry-64bit-font-size/59351)

<div class="topic-metadata">

**Author:** [@barabba](https://discourse.nodered.org/u/barabba)\
**Replies:** 5\
**Last updated:** [4 March 2022 11:40 UTC](https://discourse.nodered.org/t/node-red-v2-2-2-python-node-on-rasperry-64bit-font-size/59351 "2022-03-04T11:40:28Z")

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Hi all I am using Python 3 in my project. I am python3-function and I would like the font size in the editor to be larger. It's possible? Thanks in advance

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## [Plotting in a chart](https://discourse.nodered.org/t/plotting-in-a-chart/59284)

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**Author:** [@Olivia](https://discourse.nodered.org/u/Olivia)\
**Replies:** 13\
**Last updated:** [4 March 2022 11:21 UTC](https://discourse.nodered.org/t/plotting-in-a-chart/59284 "2022-03-04T11:21:00Z")

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Hi everyone, I'm making a script in which I want to process data in a chart. I've already read on the forum that if you want to plot something over a specific time base you should pass it in the form below. However,…

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## [ID generation as UUID. Development of modules. Change core NR behaviour](https://discourse.nodered.org/t/id-generation-as-uuid-development-of-modules-change-core-nr-behaviour/59346)

<div class="topic-metadata">

**Author:** [@RZechlin](https://discourse.nodered.org/u/RZechlin)\
**Replies:** 0\
**Last updated:** [4 March 2022 09:06 UTC](https://discourse.nodered.org/t/id-generation-as-uuid-development-of-modules-change-core-nr-behaviour/59346 "2022-03-04T09:06:55Z")

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Hi everyone, First of all, thanks to everyone who has been involved in developing this amazing application! This is my first forum post here and I started working with Node-RED several months ago during my Master's Thes…

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## [MQTT, messages from offline devices](https://discourse.nodered.org/t/mqtt-messages-from-offline-devices/59036)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 56\
**Last updated:** [4 March 2022 01:18 UTC](https://discourse.nodered.org/t/mqtt-messages-from-offline-devices/59036 "2022-03-04T01:18:44Z")

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I use MQTT to talk to remote machines and they also have Birth and Death certificates that have their names in them so I know who is dead and how is alive. Of course these are only sent at the start/end of life and I ge…

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## [How to properly start a node-red docker with contrib nodes?](https://discourse.nodered.org/t/how-to-properly-start-a-node-red-docker-with-contrib-nodes/59335)

<div class="topic-metadata">

**Author:** [@lu4t](https://discourse.nodered.org/u/lu4t)\
**Replies:** 0\
**Last updated:** [3 March 2022 22:59 UTC](https://discourse.nodered.org/t/how-to-properly-start-a-node-red-docker-with-contrib-nodes/59335 "2022-03-03T22:59:18Z")

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Hi, here's what I want to achieve, I would appreciate your advice on how to do it the right way: when starting a node-red container (from official minimal image), I am mapping a local folder to /data; I am saving (as a…

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## [Free Node-RED Hosting in the Cloud - Grafana](https://discourse.nodered.org/t/free-node-red-hosting-in-the-cloud-grafana/59320)

<div class="topic-metadata">

**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 7\
**Last updated:** [3 March 2022 21:31 UTC](https://discourse.nodered.org/t/free-node-red-hosting-in-the-cloud-grafana/59320 "2022-03-03T21:31:04Z")

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Hi, Bit off the topic here The post Free Node-RED Hosting in the Cloud very nice. Have anyone add the deployment of Grafana? I can load Grafana and the server is running, but cant access it from outside. (I did stet …

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## [Detect the three (On, Off, Flashing) status of the status LED](https://discourse.nodered.org/t/detect-the-three-on-off-flashing-status-of-the-status-led/59213)

<div class="topic-metadata">

**Author:** [@samanthasiriwardena1](https://discourse.nodered.org/u/samanthasiriwardena1)\
**Replies:** 7\
**Last updated:** [3 March 2022 20:04 UTC](https://discourse.nodered.org/t/detect-the-three-on-off-flashing-status-of-the-status-led/59213 "2022-03-03T20:04:51Z")

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I have a printer. If someone is using it the status LED stays ON. If the printer is idle status LED stays OFF. If the printer needs human assistance the status LED start blinking. I have all wiring is done with a RPi…

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## [New Wiring Features](https://discourse.nodered.org/t/new-wiring-features/59274)

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**Author:** [@borpin](https://discourse.nodered.org/u/borpin)\
**Replies:** 9\
**Last updated:** [3 March 2022 19:26 UTC](https://discourse.nodered.org/t/new-wiring-features/59274 "2022-03-03T19:26:40Z")

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On one of the recent releases, I watched the 'what's new' information and there were lots of new ways to wire nodes. I cannot remember what the keystrokes were and cannot find this information again. The documentation …

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## [MQTT connection failed to broker, and ESP-01](https://discourse.nodered.org/t/mqtt-connection-failed-to-broker-and-esp-01/59321)

<div class="topic-metadata">

**Author:** [@MrDoggss](https://discourse.nodered.org/u/MrDoggss)\
**Replies:** 4\
**Last updated:** [3 March 2022 17:39 UTC](https://discourse.nodered.org/t/mqtt-connection-failed-to-broker-and-esp-01/59321 "2022-03-03T17:39:21Z")

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I am having an issue with Node-red and the MQTT broker. I'll let you know, I am very new to Node-red, and my coding is amateur at best. I did not create the flow I am using, or the code. I do fine working with code, jus…

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## [How to send sensor data to firebase real time database?](https://discourse.nodered.org/t/how-to-send-sensor-data-to-firebase-real-time-database/57766)

<div class="topic-metadata">

**Author:** [@51fei](https://discourse.nodered.org/u/51fei)\
**Replies:** 2\
**Last updated:** [3 March 2022 17:35 UTC](https://discourse.nodered.org/t/how-to-send-sensor-data-to-firebase-real-time-database/57766 "2022-03-03T17:35:03Z")

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The link of the RTDB is .firebasedatabase.app/. The Node-red node I found for the Firebase is firebaseio.com. How to solve it?

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## [Are "node.id"s fixed once an UI object is created?](https://discourse.nodered.org/t/are-node-id-s-fixed-once-an-ui-object-is-created/59259)

<div class="topic-metadata">

**Author:** [@marcpouliot](https://discourse.nodered.org/u/marcpouliot)\
**Replies:** 9\
**Last updated:** [3 March 2022 15:49 UTC](https://discourse.nodered.org/t/are-node-id-s-fixed-once-an-ui-object-is-created/59259 "2022-03-03T15:49:57Z")

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hi, I have many similar devices (eWeLink/xxxxxx) and at some point the switch is becoming ... large... I created a json file (from an excel file that contains the information about a device. json: Summary{ "de…

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