# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=375

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

**Page:** 376

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## [Dynamic inject node options...?](https://discourse.nodered.org/t/dynamic-inject-node-options/62589)

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**Author:** [@dougle03](https://discourse.nodered.org/u/dougle03)\
**Replies:** 14\
**Last updated:** [18 May 2022 19:45 UTC](https://discourse.nodered.org/t/dynamic-inject-node-options/62589 "2022-05-18T19:45:25Z")

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Hi all, I'm currently using a inject node on a set time of day. This works well, but I would like to be able to change the time it triggers. I can store a revised time in the global context, but cannot work out how to g…

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## [More Efficient Way to Parse JSON Results](https://discourse.nodered.org/t/more-efficient-way-to-parse-json-results/62811)

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**Author:** [@dandspach](https://discourse.nodered.org/u/dandspach)\
**Replies:** 5\
**Last updated:** [18 May 2022 18:09 UTC](https://discourse.nodered.org/t/more-efficient-way-to-parse-json-results/62811 "2022-05-18T18:09:20Z")

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Hello all. I have a JSON String that can have up to 100 results ('spots'), sourced from an HTTP request. I only really want three fields from each 'spot'. They are 'Mode', 'Frequency', and 'LocationDesc'. I want to d…

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## [Putting Data to the Payload](https://discourse.nodered.org/t/putting-data-to-the-payload/62803)

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**Author:** [@SammyJang](https://discourse.nodered.org/u/SammyJang)\
**Replies:** 2\
**Last updated:** [18 May 2022 15:51 UTC](https://discourse.nodered.org/t/putting-data-to-the-payload/62803 "2022-05-18T15:51:45Z")

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Hello teachers, I'm now receiving data from the wireless devices and the data is transferring to AWS IoT by using mqtt out Node. And I saw that the payload data is only being stored in the IoT Core, the other data is ju…

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## [Flows stopped due to missing node types : serial-port](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-serial-port/62776)

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**Author:** [@tai34126](https://discourse.nodered.org/u/tai34126)\
**Replies:** 6\
**Last updated:** [18 May 2022 15:23 UTC](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-serial-port/62776 "2022-05-18T15:23:51Z")

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Hey guys. I have a problem. I can't use the node-red. It shows " Flows stopped due to missing node types: serial-port " How to fix it? Thank you! pic below

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## [Any negative number should be zero](https://discourse.nodered.org/t/any-negative-number-should-be-zero/62577)

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**Author:** [@9toejack](https://discourse.nodered.org/u/9toejack)\
**Replies:** 22\
**Last updated:** [18 May 2022 14:56 UTC](https://discourse.nodered.org/t/any-negative-number-should-be-zero/62577 "2022-05-18T14:56:17Z")

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Ok, this may be another one of my silly questions. I'm setting up my pressure transducers, I am using an ads1115 to convert analog to digital, and then sending to esp8266 with I2C bus. from there query up the message i…

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## [How display "date,value of sensor" in node red](https://discourse.nodered.org/t/how-display-date-value-of-sensor-in-node-red/62766)

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**Author:** [@Zaineb](https://discourse.nodered.org/u/Zaineb)\
**Replies:** 10\
**Last updated:** [18 May 2022 14:40 UTC](https://discourse.nodered.org/t/how-display-date-value-of-sensor-in-node-red/62766 "2022-05-18T14:40:20Z")

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Hi everyone, my problem is how to display my data with date, for exemple "2022-04-17, 321.76". thanks.

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## [UDP input two times](https://discourse.nodered.org/t/udp-input-two-times/62795)

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**Author:** [@BWTH](https://discourse.nodered.org/u/BWTH)\
**Replies:** 4\
**Last updated:** [18 May 2022 13:28 UTC](https://discourse.nodered.org/t/udp-input-two-times/62795 "2022-05-18T13:28:53Z")

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hi from my player i get an udp message. when i grap the massage with an udp receiver from pc it works. the string comes once in, but when i do the same with node red on raspberry, the string comes in two times. so is th…

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## [Unable to connect broker:mqtt and node-red](https://discourse.nodered.org/t/unable-to-connect-broker-mqtt-and-node-red/62742)

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**Author:** [@Vineeth](https://discourse.nodered.org/u/Vineeth)\
**Replies:** 6\
**Last updated:** [18 May 2022 09:50 UTC](https://discourse.nodered.org/t/unable-to-connect-broker-mqtt-and-node-red/62742 "2022-05-18T09:50:54Z")

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I have installed mosquitto broker and Node red in my PC. I'm able to subscribe and publish messages. But in Node red i'm unable to connect to mqtt. 17 May 10:46:25 - \[info\] Starting flows 17 May 10:46:25 - \[info\] St…

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## [MQTT open files increasing on "Deploy: Restart Flows"](https://discourse.nodered.org/t/mqtt-open-files-increasing-on-deploy-restart-flows/62777)

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**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 9\
**Last updated:** [18 May 2022 08:27 UTC](https://discourse.nodered.org/t/mqtt-open-files-increasing-on-deploy-restart-flows/62777 "2022-05-18T08:27:31Z")

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There is some background on the original issue in this post, however the question I am asking is changing, so opening a new thread: Mosquitto (MQTT) - Client connection from \[ip address\] denied access by tcpd - #5 by Tot…

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## [Correct position of the .npmrc file for an node-red instance](https://discourse.nodered.org/t/correct-position-of-the-npmrc-file-for-an-node-red-instance/62694)

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**Author:** [@NetHans](https://discourse.nodered.org/u/NetHans)\
**Replies:** 2\
**Last updated:** [18 May 2022 09:07 UTC](https://discourse.nodered.org/t/correct-position-of-the-npmrc-file-for-an-node-red-instance/62694 "2022-05-18T09:07:16Z")

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Hello, I am running multiple node-red instances on a Windows PC. Each instance runs the same node-red installation. I have made the separation via the settings.json file. I have one node-red installation directory and…

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## [httpStatic and projects](https://discourse.nodered.org/t/httpstatic-and-projects/62756)

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**Author:** [@he\_nodered](https://discourse.nodered.org/u/he_nodered)\
**Replies:** 3\
**Last updated:** [18 May 2022 08:11 UTC](https://discourse.nodered.org/t/httpstatic-and-projects/62756 "2022-05-18T08:11:20Z")

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Hi, I manage a few different projects using the very nice git/projects feature. However, I often always add custom visualizations, so I am wondering, if it is possible to define the httpStatic parameter in the settings.…

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## [HTTP request node does not retrieve complete data](https://discourse.nodered.org/t/http-request-node-does-not-retrieve-complete-data/62724)

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**Author:** [@kiruthika.lingam](https://discourse.nodered.org/u/kiruthika.lingam)\
**Replies:** 2\
**Last updated:** [18 May 2022 03:23 UTC](https://discourse.nodered.org/t/http-request-node-does-not-retrieve-complete-data/62724 "2022-05-18T03:23:19Z")

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I have an API which will retrieve a json with 1500+ items in an array. But the http request node retrieves only 200 items in array and remaining is not at all fetched. I tried setting apiMaxLength in settings file to …

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## [Image for OdroidN2+](https://discourse.nodered.org/t/image-for-odroidn2/62759)

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**Author:** [@GeorgeCastanza](https://discourse.nodered.org/u/GeorgeCastanza)\
**Replies:** 3\
**Last updated:** [17 May 2022 22:25 UTC](https://discourse.nodered.org/t/image-for-odroidn2/62759 "2022-05-17T22:25:04Z")

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I've downloaded a fresh image of Ubuntu, and previously Armbian, but both of them are stuck on Node 10, which wont install Node Red. What image would I install. Prefer desktop. Rather confused. This is what I installed …

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## [How can i package a node-red app/flow in a .exe file](https://discourse.nodered.org/t/how-can-i-package-a-node-red-app-flow-in-a-exe-file/62758)

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**Author:** [@nickscali](https://discourse.nodered.org/u/nickscali)\
**Replies:** 2\
**Last updated:** [17 May 2022 21:04 UTC](https://discourse.nodered.org/t/how-can-i-package-a-node-red-app-flow-in-a-exe-file/62758 "2022-05-17T21:04:38Z")

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Hi everyone. I state that I am new to programming, and to node red. I made a small application to read data from an omron plc (using fins) and write it to a csv file. I wanted to ask you, if it was possible to package…

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## [Node-red-node-swagger and node-red-constrib-http-custom-port](https://discourse.nodered.org/t/node-red-node-swagger-and-node-red-constrib-http-custom-port/62739)

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**Author:** [@flipzz](https://discourse.nodered.org/u/flipzz)\
**Replies:** 3\
**Last updated:** [17 May 2022 20:31 UTC](https://discourse.nodered.org/t/node-red-node-swagger-and-node-red-constrib-http-custom-port/62739 "2022-05-17T20:31:58Z")

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Hi, I am trying to get node-red-node-swagger to generate swagger documentation. I can get it working for a HTTP IN node but not the node-red-constrib-http-custom-port on a custom port. Any ideas? { "id": "6…

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## [Mosquitto (MQTT) - Client connection from \[ip address\] denied access by tcpd](https://discourse.nodered.org/t/mosquitto-mqtt-client-connection-from-ip-address-denied-access-by-tcpd/62699)

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**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 6\
**Last updated:** [17 May 2022 13:05 UTC](https://discourse.nodered.org/t/mosquitto-mqtt-client-connection-from-ip-address-denied-access-by-tcpd/62699 "2022-05-17T13:05:02Z")

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Hi All, Referring to this post, which is closed now: MQTT "close timeout" issue using Aedes - #14 by Steve-Mcl I've had a few instances over the past two days where NR has stopped working as expected. I've done restar…

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## [Remote working directory](https://discourse.nodered.org/t/remote-working-directory/62460)

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**Author:** [@Lupin\_III](https://discourse.nodered.org/u/Lupin_III)\
**Replies:** 15\
**Last updated:** [17 May 2022 15:45 UTC](https://discourse.nodered.org/t/remote-working-directory/62460 "2022-05-17T15:45:22Z")

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Hi, I know there are plenty of topic on some way to secure node-red code. I read lots of them but for one thing or another they don't comply my needs. So my question is: I have a remote server where I would like to set …

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## [adminAuth.tokens() getting called multiple times on client load](https://discourse.nodered.org/t/adminauth-tokens-getting-called-multiple-times-on-client-load/62750)

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**Author:** [@dannyhuly](https://discourse.nodered.org/u/dannyhuly)\
**Replies:** 2\
**Last updated:** [17 May 2022 14:55 UTC](https://discourse.nodered.org/t/adminauth-tokens-getting-called-multiple-times-on-client-load/62750 "2022-05-17T14:55:08Z")

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Hi, I have implemented authorization flow using adminAuth.tokens(). I have noticed a strange behavior where the callback will trigger 16 times when the application loads. See following code snippet: ... let tokenHits…

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## [Click a link to download/show a pdf file in a new browser page](https://discourse.nodered.org/t/click-a-link-to-download-show-a-pdf-file-in-a-new-browser-page/62754)

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**Author:** [@QGIO](https://discourse.nodered.org/u/QGIO)\
**Replies:** 0\
**Last updated:** [17 May 2022 13:25 UTC](https://discourse.nodered.org/t/click-a-link-to-download-show-a-pdf-file-in-a-new-browser-page/62754 "2022-05-17T13:25:01Z")

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I'm looking for a solution to click a link in table and show a pdf file stored in a defined path. The idea is to: select the CODIFICA and the ID, combine these two information in order to define the filename (CODIFICA…

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## [Passing variables or params in influxdb 2 query](https://discourse.nodered.org/t/passing-variables-or-params-in-influxdb-2-query/62746)

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**Author:** [@NeetaJ](https://discourse.nodered.org/u/NeetaJ)\
**Replies:** 2\
**Last updated:** [17 May 2022 12:55 UTC](https://discourse.nodered.org/t/passing-variables-or-params-in-influxdb-2-query/62746 "2022-05-17T12:55:26Z")

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Hi, I am trying to pass chipID as a VARIABLE to query influxdb as shown below but gives error. Could anyone help me on this. Query: I get the chipid in the payload as shown below, but the influx node throws error …

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## [TCP out node multi-connection bug](https://discourse.nodered.org/t/tcp-out-node-multi-connection-bug/62745)

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**Author:** [@b10up](https://discourse.nodered.org/u/b10up)\
**Replies:** 0\
**Last updated:** [17 May 2022 11:23 UTC](https://discourse.nodered.org/t/tcp-out-node-multi-connection-bug/62745 "2022-05-17T11:23:06Z")

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Hi, I'm trying to create an IP microphone server using sox-record and tcp-out node. Everything works, i can connect from multiple computers using VLC. The tcp out node status shows "2 connections" for example. But whe…

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## [Uploading a file on remote server](https://discourse.nodered.org/t/uploading-a-file-on-remote-server/62681)

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**Author:** [@mirzafaraz82](https://discourse.nodered.org/u/mirzafaraz82)\
**Replies:** 3\
**Last updated:** [17 May 2022 08:54 UTC](https://discourse.nodered.org/t/uploading-a-file-on-remote-server/62681 "2022-05-17T08:54:38Z")

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Hello everyone, I have a quick question, Is there any node that can be used to upload a file on a remote server? I tried using SMB node but its not working correctly. Any other suggestion from the forum? Use case: I h…

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## [Budibase API integration with node-red](https://discourse.nodered.org/t/budibase-api-integration-with-node-red/62584)

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**Author:** [@MadZhaan](https://discourse.nodered.org/u/MadZhaan)\
**Replies:** 2\
**Last updated:** [17 May 2022 08:47 UTC](https://discourse.nodered.org/t/budibase-api-integration-with-node-red/62584 "2022-05-17T08:47:43Z")

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Hi all! I'm currently self-hosting both Budibase and Node-red locally. I just wanna ask if it is possible to use Budibase API as a data source for Node-red? If it is possible, how do I do it? I've tried using the https …

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## [Toggle between full and icon only](https://discourse.nodered.org/t/toggle-between-full-and-icon-only/62730)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 7\
**Last updated:** [17 May 2022 08:43 UTC](https://discourse.nodered.org/t/toggle-between-full-and-icon-only/62730 "2022-05-17T08:43:28Z")

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Is there a quick way/shortcut to toggle a node between full and icon only view?

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## [V5.0.2 + Svelte: missing "start" in package.json](https://discourse.nodered.org/t/v5-0-2-svelte-missing-start-in-package-json/62579)

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**Author:** [@EchoMike](https://discourse.nodered.org/u/EchoMike)\
**Replies:** 8\
**Last updated:** [17 May 2022 08:21 UTC](https://discourse.nodered.org/t/v5-0-2-svelte-missing-start-in-package-json/62579 "2022-05-17T08:21:56Z")

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I have a fresh version of uilbuilder v5.0.2 installed, and a new Svelte template folder created. When I run "npm dev" it starts the file watch, but errors on the server bit. It appears the package.json in the Svelte temp…

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## [How to do an if with "function"](https://discourse.nodered.org/t/how-to-do-an-if-with-function/62728)

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**Author:** [@joonaskng](https://discourse.nodered.org/u/joonaskng)\
**Replies:** 1\
**Last updated:** [17 May 2022 07:31 UTC](https://discourse.nodered.org/t/how-to-do-an-if-with-function/62728 "2022-05-17T07:31:24Z")

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Hello, my Output is "S7CpuStatusRun" and i want to make an if or something, that is changing the "S7CpuStatusRun" to just "Run" but i dont know how to do that because i have no idea how an if should work like this or wha…

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## [Buienalarm weather forecast not updating](https://discourse.nodered.org/t/buienalarm-weather-forecast-not-updating/62525)

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**Author:** [@spawntankie](https://discourse.nodered.org/u/spawntankie)\
**Replies:** 5\
**Last updated:** [17 May 2022 06:27 UTC](https://discourse.nodered.org/t/buienalarm-weather-forecast-not-updating/62525 "2022-05-17T06:27:47Z")

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Hi Guys, after 10 days no reaction on github... Maybe you know the answer; When inputting {"trigger": true} into the node, the node outputs data of Buienalarm and Buienradar. The Buienradar output is up to date, but t…

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## [Need a jsonata magician!](https://discourse.nodered.org/t/need-a-jsonata-magician/62714)

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**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 14\
**Last updated:** [17 May 2022 03:47 UTC](https://discourse.nodered.org/t/need-a-jsonata-magician/62714 "2022-05-17T03:47:06Z")

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Guys, I am extracting weather data from our BOM in Sydney and then want to use the Min and Max Temperatures (which are presented as an object) to make decisions in relation to home heating etc Currently - this is what …

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## [Uibuilder node not connecting to web page](https://discourse.nodered.org/t/uibuilder-node-not-connecting-to-web-page/62659)

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**Author:** [@emnabk\_12](https://discourse.nodered.org/u/emnabk_12)\
**Replies:** 3\
**Last updated:** [16 May 2022 21:16 UTC](https://discourse.nodered.org/t/uibuilder-node-not-connecting-to-web-page/62659 "2022-05-16T21:16:12Z")

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Hey, I keep getting this error, i don't know what the issue is , the web page is displayed correctly but the node can't connect to it. It always shows "node initialized" instead of connected 1. Error : "\[uibuilder:no…

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## [How to post a bug in node-red - what files to share](https://discourse.nodered.org/t/how-to-post-a-bug-in-node-red-what-files-to-share/62710)

<div class="topic-metadata">

**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 4\
**Last updated:** [16 May 2022 21:03 UTC](https://discourse.nodered.org/t/how-to-post-a-bug-in-node-red-what-files-to-share/62710 "2022-05-16T21:03:49Z")

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Hi, I have been experiencing a few odd issues in Node-RED over the past few weeks. It's not obvious what is causing them, so just pasting screenshot and extracts of my flows isn't going to paint the whole picture. Can…

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