# Latest

**URL:** https://discourse.nodered.org/latest.md?page=912

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

**Page:** 913

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## [To send data to my EasyIO](https://discourse.nodered.org/t/to-send-data-to-my-easyio/38952)

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**Author:** [@RobertBrand](https://discourse.nodered.org/u/RobertBrand)\
**Replies:** 11\
**Last updated:** [13 January 2021 13:07 UTC](https://discourse.nodered.org/t/to-send-data-to-my-easyio/38952 "2021-01-13T13:07:42Z")

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Good afternoon everyone, i'm looking for a little help have already tried several things but can't figure it out. if I use my slider to adjust the temperature, I get the data neatly, if I then want to send the actual t…

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## [Global context being affected by array function .replace](https://discourse.nodered.org/t/global-context-being-affected-by-array-function-replace/39014)

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**Author:** [@maximus](https://discourse.nodered.org/u/maximus)\
**Replies:** 5\
**Last updated:** [13 January 2021 11:52 UTC](https://discourse.nodered.org/t/global-context-being-affected-by-array-function-replace/39014 "2021-01-13T11:52:49Z")

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Hello all, I am having an issue in a function node. I have stored previously the array \[" 10"," 11"," 12"," 13"," 14"," 15"\] in the global variable "destinations". The code in the function is as follows: v…

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## [Using Google Directions Node](https://discourse.nodered.org/t/using-google-directions-node/11164)

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**Author:** [@emspe](https://discourse.nodered.org/u/emspe)\
**Replies:** 3\
**Last updated:** [13 January 2021 10:40 UTC](https://discourse.nodered.org/t/using-google-directions-node/11164 "2021-01-13T10:40:54Z")

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I'm trying to familiarize with Google Directions Node after installing node-red-node-google and yes I read the information and added -google API key -filled origin and destination in lonlat without space -mode to driv…

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## [Setting inject node interval from env variable (in subflow)](https://discourse.nodered.org/t/setting-inject-node-interval-from-env-variable-in-subflow/38936)

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**Author:** [@dathor](https://discourse.nodered.org/u/dathor)\
**Replies:** 5\
**Last updated:** [13 January 2021 10:23 UTC](https://discourse.nodered.org/t/setting-inject-node-interval-from-env-variable-in-subflow/38936 "2021-01-13T10:23:37Z")

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Hello Strange one. I had been using a trigger for some checking logic off a inject node used in a subflow. I had been configuring the interval of this inject node via an environment variable. All works well when usin…

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## [Control an auto-retracting light switch to turn the light On and Off](https://discourse.nodered.org/t/control-an-auto-retracting-light-switch-to-turn-the-light-on-and-off/39010)

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**Author:** [@eremeeff](https://discourse.nodered.org/u/eremeeff)\
**Replies:** 5\
**Last updated:** [13 January 2021 09:12 UTC](https://discourse.nodered.org/t/control-an-auto-retracting-light-switch-to-turn-the-light-on-and-off/39010 "2021-01-13T09:12:02Z")

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Hi Guys! I m new here and I need some advice with the setup light switches at home. I have installed "buzzer" light switches at home, but I am not sure how to setup their flow in Node Red. The Switch has 2 position On a…

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## [TCP parsing String](https://discourse.nodered.org/t/tcp-parsing-string/38696)

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**Author:** [@valbuz](https://discourse.nodered.org/u/valbuz)\
**Replies:** 11\
**Last updated:** [13 January 2021 08:53 UTC](https://discourse.nodered.org/t/tcp-parsing-string/38696 "2021-01-13T08:53:34Z")

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Hi I’m trying parsing a string from a TCP Output Node. The string has information of some GPIO’s and I want it for switching some Relais. It’s a readable ASCII-String. Question: is it needed convert it to a buffer? or…

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## [Update RPi3 DateTime by WiFi](https://discourse.nodered.org/t/update-rpi3-datetime-by-wifi/38955)

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**Author:** [@Vincent78](https://discourse.nodered.org/u/Vincent78)\
**Replies:** 8\
**Last updated:** [13 January 2021 08:35 UTC](https://discourse.nodered.org/t/update-rpi3-datetime-by-wifi/38955 "2021-01-13T08:35:55Z")

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Hi, In my RPI3 projet, I use this node to display DateTime in ui toolbar. When I use RPi3 WiFi remote access, ui DateTime is the PC/Smartphone DateTime. Normal. Now I would like update RPi3 DateTime with PC/Smartphone …

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## [\[node-red-dashboard\] Sharing code with initController](https://discourse.nodered.org/t/node-red-dashboard-sharing-code-with-initcontroller/39040)

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**Author:** [@yoiang](https://discourse.nodered.org/u/yoiang)\
**Replies:** 0\
**Last updated:** [13 January 2021 06:09 UTC](https://discourse.nodered.org/t/node-red-dashboard-sharing-code-with-initcontroller/39040 "2021-01-13T06:09:40Z")

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Hey y'all! I have a question that's come up every now and then, I haven't made any headway and was wondering if the forum has any ideas! Understanding that the value for the initController option passed to addWidget is e…

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## [Revisiting (ughhh!) security](https://discourse.nodered.org/t/revisiting-ughhh-security/39015)

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**Author:** [@RASelkirk](https://discourse.nodered.org/u/RASelkirk)\
**Replies:** 10\
**Last updated:** [12 January 2021 23:13 UTC](https://discourse.nodered.org/t/revisiting-ughhh-security/39015 "2021-01-12T23:13:45Z")

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All this boggles my mind a bit, I've been reading up on different scenarios trying to find, not only the easiest, but best for my situation. I have Node-Red on a pi on my home router's LAN, the dashboard having a single …

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## [ONVIF access on ANNKE C500](https://discourse.nodered.org/t/onvif-access-on-annke-c500/38516)

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**Author:** [@nygma2004](https://discourse.nodered.org/u/nygma2004)\
**Replies:** 7\
**Last updated:** [12 January 2021 22:57 UTC](https://discourse.nodered.org/t/onvif-access-on-annke-c500/38516 "2021-01-12T22:57:41Z")

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I am using node-red-contrib-onvif-nodes in my Node-Red setup and it connects to my Reolink cameras without any issues. I have purchased a Annke C500, and I think I have configured it correctly (enabled ONVIF in settings…

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## [Sub-flow still not playing right after being put on another machine](https://discourse.nodered.org/t/sub-flow-still-not-playing-right-after-being-put-on-another-machine/39000)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [12 January 2021 20:14 UTC](https://discourse.nodered.org/t/sub-flow-still-not-playing-right-after-being-put-on-another-machine/39000 "2021-01-12T20:14:45Z")

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Ok, I have written this subflow. It listens to MQTT on a couple of topics. The idea is it receives a message telling it the frequency at which it functions. Say 20 seconds. It has an inbuilt setting to set it to 30 s…

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## [Abort Deploy/Revert Global](https://discourse.nodered.org/t/abort-deploy-revert-global/39021)

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**Author:** [@votecoffee](https://discourse.nodered.org/u/votecoffee)\
**Replies:** 2\
**Last updated:** [12 January 2021 19:33 UTC](https://discourse.nodered.org/t/abort-deploy-revert-global/39021 "2021-01-12T19:33:14Z")

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Is there a way to abandon changes (awaiting deploy) and get the global (all flows) back from the currently deployed system?

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## [Unhide Node Red Flow](https://discourse.nodered.org/t/unhide-node-red-flow/38912)

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**Author:** [@AbDhops](https://discourse.nodered.org/u/AbDhops)\
**Replies:** 6\
**Last updated:** [12 January 2021 17:09 UTC](https://discourse.nodered.org/t/unhide-node-red-flow/38912 "2021-01-12T17:09:24Z")

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Hello There, I have Node red running in Synology docker. Suddenly I have noticed that some of my flows are hidden. Don't know how and since when these flows were hidden.... I am sure, flow is still there, as automatio…

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## [Can the table scroll UNDER a template?](https://discourse.nodered.org/t/can-the-table-scroll-under-a-template/38929)

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**Author:** [@thebaldgeek](https://discourse.nodered.org/u/thebaldgeek)\
**Replies:** 25\
**Last updated:** [12 January 2021 16:40 UTC](https://discourse.nodered.org/t/can-the-table-scroll-under-a-template/38929 "2021-01-12T16:40:54Z")

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I have a template node at the top of a dashboard tab, under it is a table node. When you click on a table row, the contents of that selected row pop up in the template. The problem is that the table node can often exte…

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## [Inserting serial port doesn't work](https://discourse.nodered.org/t/inserting-serial-port-doesnt-work/39004)

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**Author:** [@Tehn](https://discourse.nodered.org/u/Tehn)\
**Replies:** 2\
**Last updated:** [12 January 2021 15:03 UTC](https://discourse.nodered.org/t/inserting-serial-port-doesnt-work/39004 "2021-01-12T15:03:36Z")

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Hello! while trying to import data from a port i keep getting acces denied in the following line 12 Jan 15:15:43 - \[error\] serial port COM4 error: Error: Opening COM4: Access denied Does anyone know how to read the COM…

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## [A different colour picker for the dashboard? my first attempt](https://discourse.nodered.org/t/a-different-colour-picker-for-the-dashboard-my-first-attempt/20705)

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**Author:** [@jwilson](https://discourse.nodered.org/u/jwilson)\
**Replies:** 5\
**Last updated:** [12 January 2021 14:48 UTC](https://discourse.nodered.org/t/a-different-colour-picker-for-the-dashboard-my-first-attempt/20705 "2021-01-12T14:48:40Z")

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Hi I have been using the dashboard colour picker but thought I'd have a go at getting a different one to work. I threw this together thought I would share it since I spent a while looking for one but couldn't find one. …

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## [Ui-time-scheduler](https://discourse.nodered.org/t/ui-time-scheduler/38981)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 3\
**Last updated:** [12 January 2021 14:43 UTC](https://discourse.nodered.org/t/ui-time-scheduler/38981 "2021-01-12T14:43:04Z")

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Been playing with this node for a bit now and it's my new favorite node, adding the topic really helped. Thanks for the node and the update

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## [Crash in NodeRed with Email Node](https://discourse.nodered.org/t/crash-in-nodered-with-email-node/38919)

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**Author:** [@softy2k](https://discourse.nodered.org/u/softy2k)\
**Replies:** 2\
**Last updated:** [12 January 2021 14:13 UTC](https://discourse.nodered.org/t/crash-in-nodered-with-email-node/38919 "2021-01-12T14:13:31Z")

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The code is as simple as possible : \[{"id":"b0fe7e8b.25abf","type":"e-mail","z":"1c590d17.efd25b","server":"your.email@email.com","port":"465","secure":true,"tls":true,"name":"","dname":"Email","x":910,"y":500,"wires":\[…

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## [ConnectionError SQL SERVER 19](https://discourse.nodered.org/t/connectionerror-sql-server-19/38993)

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**Author:** [@Mattia.88](https://discourse.nodered.org/u/Mattia.88)\
**Replies:** 4\
**Last updated:** [12 January 2021 13:59 UTC](https://discourse.nodered.org/t/connectionerror-sql-server-19/38993 "2021-01-12T13:59:24Z")

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Goog morning, i have some problem with sql server (in local pc), using "node-red-contrib-mssql": "ConnectionError: Failed to connect to LM-NBK-03:undefined in 15000ms" My instance name is: LM-NBK-03\\DEV19 Problably t…

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## [Stop infinity loop in function node using payload](https://discourse.nodered.org/t/stop-infinity-loop-in-function-node-using-payload/38999)

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**Author:** [@maxym](https://discourse.nodered.org/u/maxym)\
**Replies:** 4\
**Last updated:** [12 January 2021 12:43 UTC](https://discourse.nodered.org/t/stop-infinity-loop-in-function-node-using-payload/38999 "2021-01-12T12:43:34Z")

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Hello all. This is my first post over here. I had to write a simple simulation routine, which takes data from payload once, then spool the loop to generate a series of result values. After each iteration of that loo…

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## [Sorry to ask again, I can't find my original post](https://discourse.nodered.org/t/sorry-to-ask-again-i-cant-find-my-original-post/38996)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [12 January 2021 11:10 UTC](https://discourse.nodered.org/t/sorry-to-ask-again-i-cant-find-my-original-post/38996 "2021-01-12T11:10:05Z")

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What is the trick to access global variables form within a change node? I was wanting to do maths things to it and so to simply set/get it I would then need a function node, but someone posted me how to do it. I seem t…

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## [How can i pass array from flow to UI template](https://discourse.nodered.org/t/how-can-i-pass-array-from-flow-to-ui-template/38991)

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**Author:** [@YT2310](https://discourse.nodered.org/u/YT2310)\
**Replies:** 2\
**Last updated:** [12 January 2021 10:28 UTC](https://discourse.nodered.org/t/how-can-i-pass-array-from-flow-to-ui-template/38991 "2021-01-12T10:28:12Z")

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Hey there, I use a template node to generate a table in my dashboard. The msg.payload is prepared by me beforehand as a string (see pic 1 right side). The html source text for the table is contained in the string. I do …

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## [Append new flow remotely](https://discourse.nodered.org/t/append-new-flow-remotely/38994)

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**Author:** [@akhtar321h](https://discourse.nodered.org/u/akhtar321h)\
**Replies:** 0\
**Last updated:** [12 January 2021 10:24 UTC](https://discourse.nodered.org/t/append-new-flow-remotely/38994 "2021-01-12T10:24:37Z")

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Hello Everyone, I want to add or delete new flow remotely, I have tried some methods but by that methods we can replace all existing flow with new flow. I want to add new flows. Is there any method to do this, please h…

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## [Disabling palette module from inside the application](https://discourse.nodered.org/t/disabling-palette-module-from-inside-the-application/38967)

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**Author:** [@Guillermo](https://discourse.nodered.org/u/Guillermo)\
**Replies:** 3\
**Last updated:** [12 January 2021 08:59 UTC](https://discourse.nodered.org/t/disabling-palette-module-from-inside-the-application/38967 "2021-01-12T08:59:55Z")

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Hi all, I am currently doing an application in which it is compulsory to have a certain module disabled, as if I had touched this button from the palette: My problem is that whilst I need to have this module installe…

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## [How to handle Http request timeout](https://discourse.nodered.org/t/how-to-handle-http-request-timeout/38937)

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**Author:** [@minhhn0205](https://discourse.nodered.org/u/minhhn0205)\
**Replies:** 5\
**Last updated:** [12 January 2021 08:43 UTC](https://discourse.nodered.org/t/how-to-handle-http-request-timeout/38937 "2021-01-12T08:43:43Z")

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Hi, I have a flow CheckFileAndGetData that handles the file check and retrieves the data of the file, this flow is called by the flow DataCollect by http nodes. In the case of a large number of files, about 10,000 f…

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## [Why delete message properties?](https://discourse.nodered.org/t/why-delete-message-properties/38966)

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**Author:** [@adamelli](https://discourse.nodered.org/u/adamelli)\
**Replies:** 6\
**Last updated:** [12 January 2021 06:25 UTC](https://discourse.nodered.org/t/why-delete-message-properties/38966 "2021-01-12T06:25:11Z")

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What are some general examples or reasons to delete a message property? https://cookbook.nodered.org/basic/delete-message-property Maybe one instance is when a payload is split up, following different branches...

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## [Node-red Worldmap track line](https://discourse.nodered.org/t/node-red-worldmap-track-line/38875)

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**Author:** [@chooimail](https://discourse.nodered.org/u/chooimail)\
**Replies:** 10\
**Last updated:** [12 January 2021 05:00 UTC](https://discourse.nodered.org/t/node-red-worldmap-track-line/38875 "2021-01-12T05:00:21Z")

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Hi, My first post/question to the forum. Main concern: Why is the tracking line connecting back to the first point? What I have tried is based on the existing example "Map in Dashboard". What is intended to achieve …

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## [Question Regarding uibuilder](https://discourse.nodered.org/t/question-regarding-uibuilder/38854)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 8\
**Last updated:** [11 January 2021 22:51 UTC](https://discourse.nodered.org/t/question-regarding-uibuilder/38854 "2021-01-11T22:51:28Z")

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I have been practicing programming uibuilder with vue & bootstrapVue. I have worked up a database manipulation program following an excellent tutorial and I can get data through the network with a vue method using async …

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## [Flows stopped due to missing node types: chatbot-telegram-node](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-chatbot-telegram-node/38980)

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**Author:** [@nsacras](https://discourse.nodered.org/u/nsacras)\
**Replies:** 2\
**Last updated:** [11 January 2021 22:25 UTC](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types-chatbot-telegram-node/38980 "2021-01-11T22:25:34Z")

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Hi, I need some help. I'm not a node red advanced user but i'm learning and make my step by step achivements. Right now all my node red flows aren't working! I have this message: Flows stopped due to missing node ty…

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## [Switch node - multiple conditions](https://discourse.nodered.org/t/switch-node-multiple-conditions/38978)

<div class="topic-metadata">

**Author:** [@dathor](https://discourse.nodered.org/u/dathor)\
**Replies:** 4\
**Last updated:** [11 January 2021 22:24 UTC](https://discourse.nodered.org/t/switch-node-multiple-conditions/38978 "2021-01-11T22:24:58Z")

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Hello I am looking for a way to route some messages based on a property, lets say the topic. Using a switch node i can route the message. For example 'Foo' could be routed to output one and 'Bar' could be routed to ou…

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