# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=701

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

**Page:** 702

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## [Node red search bar redirect bug](https://discourse.nodered.org/t/node-red-search-bar-redirect-bug/31280)

<div class="topic-metadata">

**Author:** [@ecrode](https://discourse.nodered.org/u/ecrode)\
**Replies:** 4\
**Last updated:** [7 August 2020 18:32 UTC](https://discourse.nodered.org/t/node-red-search-bar-redirect-bug/31280 "2020-08-07T18:32:28Z")

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Expected behavior: Upon loading node red, attempt to use any of the search bars, such as "Search flows" under deploy button. After typing in the query and pressing enter results should be shown. Actual behavior: Upon pr…

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## [How to flash a LED?](https://discourse.nodered.org/t/how-to-flash-a-led/18462)

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**Author:** [@robbe](https://discourse.nodered.org/u/robbe)\
**Replies:** 6\
**Last updated:** [7 August 2020 18:09 UTC](https://discourse.nodered.org/t/how-to-flash-a-led/18462 "2020-08-07T18:09:02Z")

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Does someone now how i can flash my ligt on 1hz. I want to do it in a function. this is what i have for color, now i want to flash it on 1hz??

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## [Web page to set Wifi Settings](https://discourse.nodered.org/t/web-page-to-set-wifi-settings/31272)

<div class="topic-metadata">

**Author:** [@mikewoodld](https://discourse.nodered.org/u/mikewoodld)\
**Replies:** 7\
**Last updated:** [7 August 2020 17:13 UTC](https://discourse.nodered.org/t/web-page-to-set-wifi-settings/31272 "2020-08-07T17:13:26Z")

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I've done a decent amount of research on this but haven't quite found exactly what I'm looking for yet. I'll preface by saying that the first half of this question is more of a pi-specific question and not necessarily ju…

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## [Return IP from multiple NICs](https://discourse.nodered.org/t/return-ip-from-multiple-nics/31270)

<div class="topic-metadata">

**Author:** [@mikewoodld](https://discourse.nodered.org/u/mikewoodld)\
**Replies:** 9\
**Last updated:** [7 August 2020 17:19 UTC](https://discourse.nodered.org/t/return-ip-from-multiple-nics/31270 "2020-08-07T17:19:13Z")

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I'm working on a solution in NodeRED where a Pi will be using Wifi for the internet and its ethernet port for a closed LAN. I'd like to be able to retrieve the current machine's IP address for both NICs in NodeRED. I ca…

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## [Different Set of Flows at Each Reboot](https://discourse.nodered.org/t/different-set-of-flows-at-each-reboot/31277)

<div class="topic-metadata">

**Author:** [@stokes776](https://discourse.nodered.org/u/stokes776)\
**Replies:** 3\
**Last updated:** [7 August 2020 15:43 UTC](https://discourse.nodered.org/t/different-set-of-flows-at-each-reboot/31277 "2020-08-07T15:43:41Z")

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Hello, Looking for a bit of guidance here. I have an Ubuntu server running Node-Red. Each time I reboot it, I seem to randomly get one or the other, set of Flows. For example, before reboot I have the following flows: …

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## [Import psycopg2 error when running python node](https://discourse.nodered.org/t/import-psycopg2-error-when-running-python-node/10221)

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**Author:** [@prasad.dp5](https://discourse.nodered.org/u/prasad.dp5)\
**Replies:** 13\
**Last updated:** [7 August 2020 13:33 UTC](https://discourse.nodered.org/t/import-psycopg2-error-when-running-python-node/10221 "2020-08-07T13:33:27Z")

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I am trying to execute python script which invokes postgress database connection on a remote machine and I see following error, though the psycopg2 package is installed as part of python packages. I have installed "node…

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## [Phoscon conbee2 stick & Tradfri bulb](https://discourse.nodered.org/t/phoscon-conbee2-stick-tradfri-bulb/31257)

<div class="topic-metadata">

**Author:** [@4fc8042246ffd6745bb8](https://discourse.nodered.org/u/4fc8042246ffd6745bb8)\
**Replies:** 1\
**Last updated:** [7 August 2020 13:08 UTC](https://discourse.nodered.org/t/phoscon-conbee2-stick-tradfri-bulb/31257 "2020-08-07T13:08:09Z")

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Hello, i am currently testing the conbee2 stick from phoscon to be able to use it in nodered and have problems with the colour settings of the tradfri bulbs. Current status: Aquara sensors from Xiaomi (switch, motion d…

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## [Issue installing Node-RED with Homebridge](https://discourse.nodered.org/t/issue-installing-node-red-with-homebridge/31259)

<div class="topic-metadata">

**Author:** [@shaunreinson](https://discourse.nodered.org/u/shaunreinson)\
**Replies:** 23\
**Last updated:** [7 August 2020 11:01 UTC](https://discourse.nodered.org/t/issue-installing-node-red-with-homebridge/31259 "2020-08-07T11:01:10Z")

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## [Node Status truncated?](https://discourse.nodered.org/t/node-status-truncated/31201)

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**Author:** [@T0T4R4](https://discourse.nodered.org/u/T0T4R4)\
**Replies:** 7\
**Last updated:** [7 August 2020 10:24 UTC](https://discourse.nodered.org/t/node-status-truncated/31201 "2020-08-07T10:24:25Z")

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Hi guys, I am using the status to report messages from nested subflows to the dashboard layer and was surprised to see that the status text were truncated on the front end : Notice the contents of the tag below : a…

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## [Warning about Clone - Node Crash 'FATAL ERROR: v8::Object::SetInternalField() Internal field out of bounds'](https://discourse.nodered.org/t/warning-about-clone-node-crash-fatal-error-v8-setinternalfield-internal-field-out-of-bounds/16705)

<div class="topic-metadata">

**Author:** [@btsimonh](https://discourse.nodered.org/u/btsimonh)\
**Replies:** 1\
**Last updated:** [7 August 2020 08:10 UTC](https://discourse.nodered.org/t/warning-about-clone-node-crash-fatal-error-v8-setinternalfield-internal-field-out-of-bounds/16705 "2020-08-07T08:10:32Z")

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Had some fun with Node 12.10.0 and Node-Red 1.0.1 today. Again, clone comes back to haunt me. Beware - if you have anything illicit in your messages (like a Pipe, or a Socket), you could end up with NodeJS crashing out…

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## [Catching "Timeout when connecting to server" error](https://discourse.nodered.org/t/catching-timeout-when-connecting-to-server-error/31223)

<div class="topic-metadata">

**Author:** [@mikeh](https://discourse.nodered.org/u/mikeh)\
**Replies:** 11\
**Last updated:** [7 August 2020 06:23 UTC](https://discourse.nodered.org/t/catching-timeout-when-connecting-to-server-error/31223 "2020-08-07T06:23:55Z")

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How do I catch this error from FTP node? "Timeout when connecting to server" I'm using this node-red-contrib-advanced-ftp How will I know if it an error like this occurred or not and do a retry?

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## [SQLite3 question](https://discourse.nodered.org/t/sqlite3-question/31216)

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**Author:** [@dgazda](https://discourse.nodered.org/u/dgazda)\
**Replies:** 2\
**Last updated:** [7 August 2020 05:04 UTC](https://discourse.nodered.org/t/sqlite3-question/31216 "2020-08-07T05:04:35Z")

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Hello. I have a small question. Is it possible to send variable with database name or somehow to sqlite node?

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## [How can I access an external MQTT service through a corporate proxy?](https://discourse.nodered.org/t/how-can-i-access-an-external-mqtt-service-through-a-corporate-proxy/31194)

<div class="topic-metadata">

**Author:** [@khairiGithub](https://discourse.nodered.org/u/khairiGithub)\
**Replies:** 3\
**Last updated:** [7 August 2020 01:11 UTC](https://discourse.nodered.org/t/how-can-i-access-an-external-mqtt-service-through-a-corporate-proxy/31194 "2020-08-07T01:11:50Z")

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## [Samsung TV node KEY\_CUSTOM](https://discourse.nodered.org/t/samsung-tv-node-key-custom/31151)

<div class="topic-metadata">

**Author:** [@dnauk](https://discourse.nodered.org/u/dnauk)\
**Replies:** 3\
**Last updated:** [7 August 2020 00:45 UTC](https://discourse.nodered.org/t/samsung-tv-node-key-custom/31151 "2020-08-07T00:45:14Z")

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I have been using the excellent node-red-contrib-samsungTV. I note the presence of KEY\_CUSTOM in the list of commands. Can anyone explain whether this works to send a custom key and if so how. For example KEY\_ENTER and …

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## [EROFS: read-only file system,](https://discourse.nodered.org/t/erofs-read-only-file-system/31234)

<div class="topic-metadata">

**Author:** [@Zerg](https://discourse.nodered.org/u/Zerg)\
**Replies:** 10\
**Last updated:** [6 August 2020 19:20 UTC](https://discourse.nodered.org/t/erofs-read-only-file-system/31234 "2020-08-06T19:20:01Z")

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I am trying to create a file at the specified path, but I get an error. failed to create file: Error: EROFS: read-only file system, mkdir '/opt/zigbee2mqttD' link on screen: https://ibb.co/FWMfySy OS - Ubunta 20.04 F…

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## [How to transform a vue.js application to uibuilder](https://discourse.nodered.org/t/how-to-transform-a-vue-js-application-to-uibuilder/30881)

<div class="topic-metadata">

**Author:** [@grbba](https://discourse.nodered.org/u/grbba)\
**Replies:** 21\
**Last updated:** [6 August 2020 19:17 UTC](https://discourse.nodered.org/t/how-to-transform-a-vue-js-application-to-uibuilder/30881 "2020-08-06T19:17:18Z")

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Hello, I am new to node-red and experimenting a lot right now. This is my first time on the forum as the issue i face at this point in time is how actually to make an existing vue.js app run with uibuilder. What i trie…

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## [Can't remove node-red-contrib-postgres-multi](https://discourse.nodered.org/t/cant-remove-node-red-contrib-postgres-multi/31241)

<div class="topic-metadata">

**Author:** [@jomacdon](https://discourse.nodered.org/u/jomacdon)\
**Replies:** 2\
**Last updated:** [6 August 2020 18:38 UTC](https://discourse.nodered.org/t/cant-remove-node-red-contrib-postgres-multi/31241 "2020-08-06T18:38:15Z")

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I just added the 'node-red-contrib-postgres-multi' palet but now I can't remove it / replace it even though I removed it from my flow. Any ideas guys?

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## [Node-red crashes consistently (MySQL)](https://discourse.nodered.org/t/node-red-crashes-consistently-mysql/31104)

<div class="topic-metadata">

**Author:** [@reynardlee](https://discourse.nodered.org/u/reynardlee)\
**Replies:** 15\
**Last updated:** [6 August 2020 15:55 UTC](https://discourse.nodered.org/t/node-red-crashes-consistently-mysql/31104 "2020-08-06T15:55:46Z")

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I was working just fine, yesterday and now there is a problem. It starts normally, but when I select a Date Picker along with two Dropdowns, it seems to stop working. It seems like there's a problem in the MySQL node (it…

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## [Drop down list box showing junk at the end of the default value](https://discourse.nodered.org/t/drop-down-list-box-showing-junk-at-the-end-of-the-default-value/31198)

<div class="topic-metadata">

**Author:** [@davej](https://discourse.nodered.org/u/davej)\
**Replies:** 4\
**Last updated:** [6 August 2020 15:32 UTC](https://discourse.nodered.org/t/drop-down-list-box-showing-junk-at-the-end-of-the-default-value/31198 "2020-08-06T15:32:34Z")

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I am attempting to show a default value in a Drop down list box. The drop down looks like this: Quite simple. Click the Scan button and then I get this: This is the default value passed in msg.payload. Notice the…

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## [Modbus Array Readings and Conversion](https://discourse.nodered.org/t/modbus-array-readings-and-conversion/31228)

<div class="topic-metadata">

**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\
**Replies:** 4\
**Last updated:** [6 August 2020 15:27 UTC](https://discourse.nodered.org/t/modbus-array-readings-and-conversion/31228 "2020-08-06T15:27:26Z")

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Hello, So modbus serial reader node reads in the data as one big array line, it reads it in as a in 16 type. My issue is that the registers on my device are both int 16 and IEEE754 float. I can\`t find a way exactly to r…

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## [Reading multiple lines on text file](https://discourse.nodered.org/t/reading-multiple-lines-on-text-file/31229)

<div class="topic-metadata">

**Author:** [@edwardr](https://discourse.nodered.org/u/edwardr)\
**Replies:** 1\
**Last updated:** [6 August 2020 15:07 UTC](https://discourse.nodered.org/t/reading-multiple-lines-on-text-file/31229 "2020-08-06T15:07:17Z")

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Hello, I have a text file full of arrays, I want each array to be read seperately one by one in the text file. Only issue is that I can\`t get the text file reader to read them all , only the first one. Any suggestion…

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## [Error: Input not a JSON Array](https://discourse.nodered.org/t/error-input-not-a-json-array/30980)

<div class="topic-metadata">

**Author:** [@sivagangadharn1](https://discourse.nodered.org/u/sivagangadharn1)\
**Replies:** 4\
**Last updated:** [6 August 2020 14:48 UTC](https://discourse.nodered.org/t/error-input-not-a-json-array/30980 "2020-08-06T14:48:22Z")

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{ "name": "starter-conversation-OK-Watson", "created": "2016-09-28T09:00:28.916Z", "intents": \[ { "intent": "admin", "created": "2016-09-29T12:20:31.350Z", "examples": \[ …

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## [How to generate alert messages](https://discourse.nodered.org/t/how-to-generate-alert-messages/31219)

<div class="topic-metadata">

**Author:** [@akhtar321h](https://discourse.nodered.org/u/akhtar321h)\
**Replies:** 1\
**Last updated:** [6 August 2020 12:43 UTC](https://discourse.nodered.org/t/how-to-generate-alert-messages/31219 "2020-08-06T12:43:36Z")

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Hello Everyone, I want to generate some alert like(High Temperature Alert). But I want to generate alert only once if data is coming continuously more then threshold. And if data is coming only one time more then thre…

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## [Raspberry on the road](https://discourse.nodered.org/t/raspberry-on-the-road/31096)

<div class="topic-metadata">

**Author:** [@Laurent](https://discourse.nodered.org/u/Laurent)\
**Replies:** 14\
**Last updated:** [6 August 2020 12:31 UTC](https://discourse.nodered.org/t/raspberry-on-the-road/31096 "2020-08-06T12:31:50Z")

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I am trying to simplify the connection of my raspberry to the different wifi networks that I meet in my travels. I created an ui page in which I can launch my functions (radio, tv and sites consultation). I also created…

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## [Delete multiple flows/tabs at once](https://discourse.nodered.org/t/delete-multiple-flows-tabs-at-once/31217)

<div class="topic-metadata">

**Author:** [@gauravdasgupta](https://discourse.nodered.org/u/gauravdasgupta)\
**Replies:** 2\
**Last updated:** [6 August 2020 12:08 UTC](https://discourse.nodered.org/t/delete-multiple-flows-tabs-at-once/31217 "2020-08-06T12:08:05Z")

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Hi all, say, n = 10 I am trying to select n flows/tabs and trying to delete them at once. Is there a way to do it ? I can always go back to the flows.json and do my job and restart NR, but that also is too much work! …

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## [Npm redis issue](https://discourse.nodered.org/t/npm-redis-issue/31209)

<div class="topic-metadata">

**Author:** [@Iliyas](https://discourse.nodered.org/u/Iliyas)\
**Replies:** 13\
**Last updated:** [6 August 2020 11:26 UTC](https://discourse.nodered.org/t/npm-redis-issue/31209 "2020-08-06T11:26:50Z")

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Hello all, I am working on redis, I want to store the data into redis but I am getting error while connecting with redis. var redis = global.get('redis'); var client = redis.createClient(6379,'ipaddress'); //creates a …

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## [Raspberry NPM Node Red install error](https://discourse.nodered.org/t/raspberry-npm-node-red-install-error/31214)

<div class="topic-metadata">

**Author:** [@pedda](https://discourse.nodered.org/u/pedda)\
**Replies:** 3\
**Last updated:** [6 August 2020 10:42 UTC](https://discourse.nodered.org/t/raspberry-npm-node-red-install-error/31214 "2020-08-06T10:42:14Z")

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running the install script for raspbery (bash curl ...) on raspberry 3b raspbian buster with node version 12.8.3 and npm Version 6.14.6 finishes with no errors (all green), but i do get error starting node-red-start indi…

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## [Telnet Using Port 22](https://discourse.nodered.org/t/telnet-using-port-22/31107)

<div class="topic-metadata">

**Author:** [@gregoinc](https://discourse.nodered.org/u/gregoinc)\
**Replies:** 14\
**Last updated:** [6 August 2020 10:38 UTC](https://discourse.nodered.org/t/telnet-using-port-22/31107 "2020-08-06T10:38:46Z")

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I have a server with an IPMI interface that can be accessed via Telnet using port 22. I am trying to create a flow that will connect to the IP address using port 22, login using a username and password, then type some co…

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## [Node-red-node-group - cannot remove](https://discourse.nodered.org/t/node-red-node-group-cannot-remove/31205)

<div class="topic-metadata">

**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 3\
**Last updated:** [6 August 2020 10:35 UTC](https://discourse.nodered.org/t/node-red-node-group-cannot-remove/31205 "2020-08-06T10:35:30Z")

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In manage palette I see Trying to remove it fails, because it is in use. How do i get rid of it ?

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## [Adding multiple MQTT data to one function node](https://discourse.nodered.org/t/adding-multiple-mqtt-data-to-one-function-node/31190)

<div class="topic-metadata">

**Author:** [@SinZapatillas](https://discourse.nodered.org/u/SinZapatillas)\
**Replies:** 6\
**Last updated:** [6 August 2020 10:16 UTC](https://discourse.nodered.org/t/adding-multiple-mqtt-data-to-one-function-node/31190 "2020-08-06T10:16:06Z")

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Hi! I am new to the Forum. I am creating an IoT app which register certain data into a database from an smart rollator. I have 4 sensors in 4 different topics. I want all of the data to be inserted simultaneously in the…

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