# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=299

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

**Page:** 300

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## [Subflow as separate instance](https://discourse.nodered.org/t/subflow-as-separate-instance/70060)

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**Author:** [@blckshdw](https://discourse.nodered.org/u/blckshdw)\
**Replies:** 2\
**Last updated:** [4 November 2022 05:31 UTC](https://discourse.nodered.org/t/subflow-as-separate-instance/70060 "2022-11-04T05:31:35Z")

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I have a subflow with for example a ha-wait-until or a stoptimer Is there a way to achieve the same result in Example 1 & 2? It would be nice to have 1 subflow attached and let it act like seperate instances. Would …

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## [Function to compare two inputs](https://discourse.nodered.org/t/function-to-compare-two-inputs/70037)

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**Author:** [@everklein](https://discourse.nodered.org/u/everklein)\
**Replies:** 8\
**Last updated:** [4 November 2022 01:08 UTC](https://discourse.nodered.org/t/function-to-compare-two-inputs/70037 "2022-11-04T01:08:17Z")

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Hello, I'm trying to create a function that takes two separate inputs. Input 1 is boolean (true or false) and Input 2 is an integer. The function should compare the two inputs and every time Input 1 is true it should …

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## [Incomprehensible load from the TCP IN node - Solved](https://discourse.nodered.org/t/incomprehensible-load-from-the-tcp-in-node-solved/70061)

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**Author:** [@Yury](https://discourse.nodered.org/u/Yury)\
**Replies:** 2\
**Last updated:** [3 November 2022 22:15 UTC](https://discourse.nodered.org/t/incomprehensible-load-from-the-tcp-in-node-solved/70061 "2022-11-03T22:15:47Z")

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Good evening everyone. Using the TCPin node, I created a Web-server for a device that is a Web-client. The Web-server listens on port 50001. The Web-client documentation says that it should send a request like: { …

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## [Analysis of the exported JSON file of a flow](https://discourse.nodered.org/t/analysis-of-the-exported-json-file-of-a-flow/70066)

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**Author:** [@StefanCh](https://discourse.nodered.org/u/StefanCh)\
**Replies:** 2\
**Last updated:** [3 November 2022 21:40 UTC](https://discourse.nodered.org/t/analysis-of-the-exported-json-file-of-a-flow/70066 "2022-11-03T21:40:19Z")

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Hello everyone, I was just interested if there is a way to analyze the exported JSON file of a flow. By "analyze" I mean if there is an available documentation about the specific properties of the exported JSON file. …

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## [How to use bit shift with i2cget](https://discourse.nodered.org/t/how-to-use-bit-shift-with-i2cget/70033)

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**Author:** [@Aurgelme](https://discourse.nodered.org/u/Aurgelme)\
**Replies:** 3\
**Last updated:** [3 November 2022 20:53 UTC](https://discourse.nodered.org/t/how-to-use-bit-shift-with-i2cget/70033 "2022-11-03T20:53:14Z")

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Hi, I've just started learning node-red, and don't know much about programming. After reading many posts I have found that I may have to resort to bit-shifting to decode the hex value for an 8 channel relay board that I…

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## [I cant uninstall a node](https://discourse.nodered.org/t/i-cant-uninstall-a-node/70054)

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**Author:** [@Fr3d3rick83](https://discourse.nodered.org/u/Fr3d3rick83)\
**Replies:** 3\
**Last updated:** [3 November 2022 19:01 UTC](https://discourse.nodered.org/t/i-cant-uninstall-a-node/70054 "2022-11-03T19:01:05Z")

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Hi, I have installed the node-red-contrib-samsung-tv-control node and some functions always restarted my Docker container. So I deleted all items of the node, but I cant uninstall the node. Thanks Fred

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## [Filtering Node doent work ?!?](https://discourse.nodered.org/t/filtering-node-doent-work/70008)

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**Author:** [@Starfoxfs](https://discourse.nodered.org/u/Starfoxfs)\
**Replies:** 16\
**Last updated:** [3 November 2022 17:11 UTC](https://discourse.nodered.org/t/filtering-node-doent-work/70008 "2022-11-03T17:11:29Z")

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Hi, i want to Filter a analyzed Json Objekt from MQTT I add a Screenshot

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## [Node NodeRed - influxDB2.5](https://discourse.nodered.org/t/node-nodered-influxdb2-5/70046)

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**Author:** [@vikozo](https://discourse.nodered.org/u/vikozo)\
**Replies:** 1\
**Last updated:** [3 November 2022 16:53 UTC](https://discourse.nodered.org/t/node-nodered-influxdb2-5/70046 "2022-11-03T16:53:03Z")

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Hello i have some problems let talk node NodeRed(v3.0.3) with my influxDB 2.5 (Influx CLI 2.5.0) Database Node Red and InfluxDB are on the same VM. with InfluxDB 1.8 i logged in influx crate database and name thats it…

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## [Get msg.payload from Template's script tag](https://discourse.nodered.org/t/get-msg-payload-from-templates-script-tag/69990)

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**Author:** [@BurlRavenscroft](https://discourse.nodered.org/u/BurlRavenscroft)\
**Replies:** 4\
**Last updated:** [3 November 2022 16:38 UTC](https://discourse.nodered.org/t/get-msg-payload-from-templates-script-tag/69990 "2022-11-03T16:38:32Z")

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My template needs to make an AJAX call to an endpoint, and depending on the data that is received, pull different values out of the JSON defined in a Function node. This data is then fed into Formio and so, based on the …

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## [Would it be a problem to connect 10.1 to 192.0?](https://discourse.nodered.org/t/would-it-be-a-problem-to-connect-10-1-to-192-0/70044)

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**Author:** [@zmarcoz1](https://discourse.nodered.org/u/zmarcoz1)\
**Replies:** 3\
**Last updated:** [3 November 2022 16:20 UTC](https://discourse.nodered.org/t/would-it-be-a-problem-to-connect-10-1-to-192-0/70044 "2022-11-03T16:20:47Z")

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New to NodeRed. I am following a Youtube video to use NodeRed on RaspberryPi to talk to a Allen Bradley PLC. My PLC ip is 192.0.x.x. My raspberrypi ip address is 10.1.x.x. Would it be OK to communicate between those two …

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## [Unable to start projects and git access](https://discourse.nodered.org/t/unable-to-start-projects-and-git-access/70018)

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**Author:** [@SirBuhi](https://discourse.nodered.org/u/SirBuhi)\
**Replies:** 5\
**Last updated:** [3 November 2022 16:08 UTC](https://discourse.nodered.org/t/unable-to-start-projects-and-git-access/70018 "2022-11-03T16:08:15Z")

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Hi there, I have a running node-red system running on maintenance release 1.0.2 on a Linux system where I would like to enable the project function to get connected with a Git repo. I have changed the projects from fal…

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## [Can't solve "ReferenceError: err is not defined"](https://discourse.nodered.org/t/cant-solve-referenceerror-err-is-not-defined/70021)

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**Author:** [@Li\_mdv](https://discourse.nodered.org/u/Li_mdv)\
**Replies:** 4\
**Last updated:** [3 November 2022 15:14 UTC](https://discourse.nodered.org/t/cant-solve-referenceerror-err-is-not-defined/70021 "2022-11-03T15:14:58Z")

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Hello team, I've been facing a problem for several weeks now that I can't seem to solve. I am using npm 6.14.8, nodeJS 12.19.0 and Node Red v1.2.2. I am not an expert on Node Red and I am trying to run a simple scenar…

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## [Notification Flow - VPD Control in Grow Environment](https://discourse.nodered.org/t/notification-flow-vpd-control-in-grow-environment/70024)

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**Author:** [@dontfeedphils](https://discourse.nodered.org/u/dontfeedphils)\
**Replies:** 2\
**Last updated:** [3 November 2022 15:14 UTC](https://discourse.nodered.org/t/notification-flow-vpd-control-in-grow-environment/70024 "2022-11-03T15:14:08Z")

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I'm relatively new to Node-Red and I've been coming up short trying to put together a reliable flow to notify me when the VPD in my tent is out of the range I'd like it to stay in. Hopefully I've added my flow info corr…

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## [Why cant I get status of a node which is inside the subflow?](https://discourse.nodered.org/t/why-cant-i-get-status-of-a-node-which-is-inside-the-subflow/70028)

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**Author:** [@Josh](https://discourse.nodered.org/u/Josh)\
**Replies:** 1\
**Last updated:** [3 November 2022 15:11 UTC](https://discourse.nodered.org/t/why-cant-i-get-status-of-a-node-which-is-inside-the-subflow/70028 "2022-11-03T15:11:58Z")

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I am trying to get the status of a postgres node which is inside a subflow. I have a catch node outside the subflow to catch errors of the postgres node. But when I try I am unable to get the status of the postgres node.…

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## [Can i put UI\_template widgets side by side?](https://discourse.nodered.org/t/can-i-put-ui-template-widgets-side-by-side/70022)

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**Author:** [@Henrique](https://discourse.nodered.org/u/Henrique)\
**Replies:** 2\
**Last updated:** [3 November 2022 13:52 UTC](https://discourse.nodered.org/t/can-i-put-ui-template-widgets-side-by-side/70022 "2022-11-03T13:52:22Z")

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i want to put some widgets side by side like this in this html example i used the inline-block in css but how i do this on ui\_template? already tried doing the same script \` div{ display:inline-block; } Molde1…

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## [OPCUA Client invalid endpoint error node-red-contrib-opcua](https://discourse.nodered.org/t/opcua-client-invalid-endpoint-error-node-red-contrib-opcua/66362)

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**Author:** [@Thoseja](https://discourse.nodered.org/u/Thoseja)\
**Replies:** 10\
**Last updated:** [3 November 2022 13:00 UTC](https://discourse.nodered.org/t/opcua-client-invalid-endpoint-error-node-red-contrib-opcua/66362 "2022-11-03T13:00:32Z")

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Dear all, right now I'm facing a strange issue. I want to use S7-1200 PLC (correct firmware for opcua) with TIA portal. S7-1200 is opcua server, nod-red shall be opcua client. Also I'm using ua expert as an opcua client…

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## [How can I convert string 2.7777777777777776e-7 to number?](https://discourse.nodered.org/t/how-can-i-convert-string-2-7777777777777776e-7-to-number/70013)

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**Author:** [@Mastiff](https://discourse.nodered.org/u/Mastiff)\
**Replies:** 2\
**Last updated:** [3 November 2022 11:35 UTC](https://discourse.nodered.org/t/how-can-i-convert-string-2-7777777777777776e-7-to-number/70013 "2022-11-03T11:35:26Z")

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My boat engine for some reason insists on sending fuel consumption in cubic meters per second over NMEA2000 to SignalK, which then gets MQTT'ed to Node-RED, which gives me a ridiculous number as 2.7777777777777776e-7 whe…

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## [How to modify ftp config credentials through msg object](https://discourse.nodered.org/t/how-to-modify-ftp-config-credentials-through-msg-object/69984)

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**Author:** [@morafelip](https://discourse.nodered.org/u/morafelip)\
**Replies:** 1\
**Last updated:** [3 November 2022 10:34 UTC](https://discourse.nodered.org/t/how-to-modify-ftp-config-credentials-through-msg-object/69984 "2022-11-03T10:34:57Z")

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ftp node allows you to modify 'filename' and 'localfilename' passing those variables over msg object: msg.filename msg.localfilename but I cannot find the way to pass the ftp credentials (host, port, user, password). …

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## [Issue in MODBUS RTU network](https://discourse.nodered.org/t/issue-in-modbus-rtu-network/69011)

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**Author:** [@DIVYANSHU](https://discourse.nodered.org/u/DIVYANSHU)\
**Replies:** 6\
**Last updated:** [3 November 2022 09:14 UTC](https://discourse.nodered.org/t/issue-in-modbus-rtu-network/69011 "2022-11-03T09:14:19Z")

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Hello forum I am making an application to get the alarms and speed, position & torque data from SMC's JXC controllers. I am showing alarms with the LED indication and plotting the data of speed etc. on Graph. The data…

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## [Use Edit csv node](https://discourse.nodered.org/t/use-edit-csv-node/70002)

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**Author:** [@Ener](https://discourse.nodered.org/u/Ener)\
**Replies:** 1\
**Last updated:** [3 November 2022 08:44 UTC](https://discourse.nodered.org/t/use-edit-csv-node/70002 "2022-11-03T08:44:04Z")

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Bonjour. J'aimerais utiliser le CSV node pour récupérer toutes les valeurs dans un tableau mais je ne sais pas du tout comment procéder avec une carte arduino. j'ai regardé de mon côté sur internet mais je n'ai rien tr…

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## [How to get Function's msg within a Template script?](https://discourse.nodered.org/t/how-to-get-functions-msg-within-a-template-script/69998)

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**Author:** [@BurlRavenscroft](https://discourse.nodered.org/u/BurlRavenscroft)\
**Replies:** 2\
**Last updated:** [3 November 2022 08:35 UTC](https://discourse.nodered.org/t/how-to-get-functions-msg-within-a-template-script/69998 "2022-11-03T08:35:39Z")

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Greetings! I am very new to Node-Red and have been having a very difficult time finding a solution that makes sense to me, with my limited understanding of the process of things. Hopefully someone can help with this issu…

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## [Switch node mqtt object](https://discourse.nodered.org/t/switch-node-mqtt-object/69992)

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**Author:** [@questrov](https://discourse.nodered.org/u/questrov)\
**Replies:** 1\
**Last updated:** [3 November 2022 07:32 UTC](https://discourse.nodered.org/t/switch-node-mqtt-object/69992 "2022-11-03T07:32:41Z")

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Can't quite get a switch node working to pull out single mqtt data although it works in a debug node, missing something... mqtt debug looks like this: if I configure debug like this I get a single data Have run it…

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## [Is anybody actually using node-red-contrib-musiccast?](https://discourse.nodered.org/t/is-anybody-actually-using-node-red-contrib-musiccast/69870)

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**Author:** [@Vahdettin](https://discourse.nodered.org/u/Vahdettin)\
**Replies:** 2\
**Last updated:** [3 November 2022 00:55 UTC](https://discourse.nodered.org/t/is-anybody-actually-using-node-red-contrib-musiccast/69870 "2022-11-03T00:55:35Z")

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I developed the "node-red-contrib-musiccast" collection primarily for my own use but I try to maintain it to be useful for others. I've only ever heard from two people about it but I see many more downloads than that. I…

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## [Energy Sensor from NodeRed to HomeAssistant](https://discourse.nodered.org/t/energy-sensor-from-nodered-to-homeassistant/69838)

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**Author:** [@MrThiemann](https://discourse.nodered.org/u/MrThiemann)\
**Replies:** 8\
**Last updated:** [3 November 2022 00:02 UTC](https://discourse.nodered.org/t/energy-sensor-from-nodered-to-homeassistant/69838 "2022-11-03T00:02:21Z")

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Hey, I have a flow here that I'm "trying" to transfer my consumption to HomeAssistant. I would say that this works well except for one thing. what amazes me now is the evaluation in the energy dashboard. Here he seem…

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## [Trouble injecting a node](https://discourse.nodered.org/t/trouble-injecting-a-node/69975)

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**Author:** [@g.m.work](https://discourse.nodered.org/u/g.m.work)\
**Replies:** 13\
**Last updated:** [2 November 2022 23:03 UTC](https://discourse.nodered.org/t/trouble-injecting-a-node/69975 "2022-11-02T23:03:50Z")

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Hi, I am trying to communicate to a modbus device using node red. The modbus device can only handle one request every 500 ms. My logic is working ok but it has issue initiating communication in the begining. The only wa…

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## [Cannot pull data from flow context when stored in filesystem](https://discourse.nodered.org/t/cannot-pull-data-from-flow-context-when-stored-in-filesystem/69978)

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**Author:** [@stevenkreis](https://discourse.nodered.org/u/stevenkreis)\
**Replies:** 2\
**Last updated:** [2 November 2022 21:18 UTC](https://discourse.nodered.org/t/cannot-pull-data-from-flow-context-when-stored-in-filesystem/69978 "2022-11-02T21:18:34Z")

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Hi there, first time poster and node-red novice here. Please forgive if my formatting, terminology, or information provided is wrong or isn’t what’s typically requested. I can provide more information about what I’m try…

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## [BestPractice MQTT topic/# into JSON File](https://discourse.nodered.org/t/bestpractice-mqtt-topic-into-json-file/69552)

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**Author:** [@daspixel](https://discourse.nodered.org/u/daspixel)\
**Replies:** 9\
**Last updated:** [2 November 2022 21:17 UTC](https://discourse.nodered.org/t/bestpractice-mqtt-topic-into-json-file/69552 "2022-11-02T21:17:56Z")

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Hi, I am quite a newbee to Node-Red, but I am starting to love it :-). I know some JS and I managed to grab my sensordata via MQTT and other data offtopic ways (from homematic via http request) and further I do fill an…

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## [FTP windows issues](https://discourse.nodered.org/t/ftp-windows-issues/69745)

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**Author:** [@ecombs](https://discourse.nodered.org/u/ecombs)\
**Replies:** 7\
**Last updated:** [2 November 2022 21:17 UTC](https://discourse.nodered.org/t/ftp-windows-issues/69745 "2022-11-02T21:17:56Z")

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When trying to List, Send and Get using any of the ftp available to download. I can connect to the ftp server but if I'm using List for files I can't change the working directory. It gives me the same folder on the root …

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## [NR Log In Minor Issue](https://discourse.nodered.org/t/nr-log-in-minor-issue/69981)

<div class="topic-metadata">

**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 2\
**Last updated:** [2 November 2022 21:02 UTC](https://discourse.nodered.org/t/nr-log-in-minor-issue/69981 "2022-11-02T21:02:40Z")

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I have a phenomenon that I do not understand but I hope I am not missing something obvious. I have used @totallyinformation's alternate-node-red-installer and everything is working fine (I even managed to get the system…

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## [Trying to upgrade influxDB v1.6.4 to v1.8.10](https://discourse.nodered.org/t/trying-to-upgrade-influxdb-v1-6-4-to-v1-8-10/69968)

<div class="topic-metadata">

**Author:** [@henkkas](https://discourse.nodered.org/u/henkkas)\
**Replies:** 11\
**Last updated:** [2 November 2022 15:58 UTC](https://discourse.nodered.org/t/trying-to-upgrade-influxdb-v1-6-4-to-v1-8-10/69968 "2022-11-02T15:58:41Z")

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I have used influxDB v1.6.4 on my RPI 3B+ with Debian buster until now, because it was easy to install with. sudo apt-get install influxdb sudo apt install influxdb-client it works perfectly for me! But now I have …

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