# Latest

**URL:** https://discourse.nodered.org/latest.md?page=964

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

**Page:** 965

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## [Question on Telegram Reply](https://discourse.nodered.org/t/question-on-telegram-reply/35251)

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**Author:** [@ace](https://discourse.nodered.org/u/ace)\
**Replies:** 2\
**Last updated:** [3 November 2020 19:12 UTC](https://discourse.nodered.org/t/question-on-telegram-reply/35251 "2020-11-03T19:12:19Z")

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I am using node-red-contrib-telegrambot and can't figure out (or wrap my head around) how the Telegram reply option works? When I read the documentation it sounds like telegram will wait for a reply back. I was wonder…

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## [Get list of all config nodes in (my) custom node](https://discourse.nodered.org/t/get-list-of-all-config-nodes-in-my-custom-node/35262)

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**Author:** [@hklages](https://discourse.nodered.org/u/hklages)\
**Replies:** 3\
**Last updated:** [3 November 2020 18:12 UTC](https://discourse.nodered.org/t/get-list-of-all-config-nodes-in-my-custom-node/35262 "2020-11-03T18:12:30Z")

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Hi. Is there any RED.nodes method to get a list of all created config node and getting access to the stored data - couldn't find anything in the API documentation. I did create a custom node with several config nodes a…

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## [Http request node - method PATCH](https://discourse.nodered.org/t/http-request-node-method-patch/35290)

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**Author:** [@broo0ose](https://discourse.nodered.org/u/broo0ose)\
**Replies:** 1\
**Last updated:** [3 November 2020 17:31 UTC](https://discourse.nodered.org/t/http-request-node-method-patch/35290 "2020-11-03T17:31:23Z")

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Hi, I need to send an http request using the PATCH method. This isn't listed in the drop-down of methods, but it is listed in the docs if I use msg.method to pass the information to the node. I tried sending this: { …

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## [What is more Optimal many MQTT nodes or a Switch Function](https://discourse.nodered.org/t/what-is-more-optimal-many-mqtt-nodes-or-a-switch-function/35288)

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**Author:** [@Paulf007](https://discourse.nodered.org/u/Paulf007)\
**Replies:** 3\
**Last updated:** [3 November 2020 17:07 UTC](https://discourse.nodered.org/t/what-is-more-optimal-many-mqtt-nodes-or-a-switch-function/35288 "2020-11-03T17:07:28Z")

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Ok , I might be splitting hairs here but what would be more optimal I have a controller that reports in 18 different mqtt topics. So what would be better Having 18 MQTT nodes each with their own topic or 1 MQTT node th…

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## [Graph for two variable on x and y-axis](https://discourse.nodered.org/t/graph-for-two-variable-on-x-and-y-axis/35287)

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**Author:** [@usmanEmder](https://discourse.nodered.org/u/usmanEmder)\
**Replies:** 0\
**Last updated:** [3 November 2020 15:20 UTC](https://discourse.nodered.org/t/graph-for-two-variable-on-x-and-y-axis/35287 "2020-11-03T15:20:26Z")

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I have two variables and I want to put on variable on the x-axis and the 2nd variable on the y-axis. to show the relationship between them. But in the dashboard chart x-axis contain time data (As shown in the attachment …

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## [Installation failure on Rasp Pi running up to date Raspian Buster 10](https://discourse.nodered.org/t/installation-failure-on-rasp-pi-running-up-to-date-raspian-buster-10/34828)

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**Author:** [@kes](https://discourse.nodered.org/u/kes)\
**Replies:** 28\
**Last updated:** [3 November 2020 14:49 UTC](https://discourse.nodered.org/t/installation-failure-on-rasp-pi-running-up-to-date-raspian-buster-10/34828 "2020-11-03T14:49:23Z")

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My rasp pi runs Raspian Buster 10. I have just updated everything sucessfully followed by a re-boot. When I run the below installation command bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installer…

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## [Ipcamera or webcam on worldmap](https://discourse.nodered.org/t/ipcamera-or-webcam-on-worldmap/35284)

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**Author:** [@halukmy](https://discourse.nodered.org/u/halukmy)\
**Replies:** 1\
**Last updated:** [3 November 2020 14:20 UTC](https://discourse.nodered.org/t/ipcamera-or-webcam-on-worldmap/35284 "2020-11-03T14:20:22Z")

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is it possible to show live stream on popup?

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## [Add option for special mock-configuration nodes to all network and storage nodes](https://discourse.nodered.org/t/add-option-for-special-mock-configuration-nodes-to-all-network-and-storage-nodes/35285)

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**Author:** [@w4tsn](https://discourse.nodered.org/u/w4tsn)\
**Replies:** 2\
**Last updated:** [3 November 2020 13:16 UTC](https://discourse.nodered.org/t/add-option-for-special-mock-configuration-nodes-to-all-network-and-storage-nodes/35285 "2020-11-03T13:16:28Z")

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It would be nice to have the ability to configure a node with a special configuration node, a mock-configuration. This mock-configuration node itself has some little UI allowing to configure a certain set of responses / …

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## [Restarting Node-red](https://discourse.nodered.org/t/restarting-node-red/35276)

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**Author:** [@Dixeetpurohit](https://discourse.nodered.org/u/Dixeetpurohit)\
**Replies:** 3\
**Last updated:** [3 November 2020 13:00 UTC](https://discourse.nodered.org/t/restarting-node-red/35276 "2020-11-03T13:00:59Z")

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After installing certain packages or modules it is recommended to restart node-red for the changes to take place. Could anyone help how to restart node-red on Windows 10 ? Thanks.

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## [Using tcp node for getting data in node red](https://discourse.nodered.org/t/using-tcp-node-for-getting-data-in-node-red/35274)

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**Author:** [@bachloo.rahul](https://discourse.nodered.org/u/bachloo.rahul)\
**Replies:** 2\
**Last updated:** [3 November 2020 11:21 UTC](https://discourse.nodered.org/t/using-tcp-node-for-getting-data-in-node-red/35274 "2020-11-03T11:21:46Z")

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I was getting data but now it stopped sending data coming in node red after some time how to fix this?I am querying sensor value by giving modbus command in sscom \[{"id":"44b997cd.ae6328","type":"tab","label":"Flow …

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## [Cloning node-red-dashboard elements](https://discourse.nodered.org/t/cloning-node-red-dashboard-elements/35279)

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**Author:** [@offreal](https://discourse.nodered.org/u/offreal)\
**Replies:** 0\
**Last updated:** [3 November 2020 12:03 UTC](https://discourse.nodered.org/t/cloning-node-red-dashboard-elements/35279 "2020-11-03T12:03:01Z")

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While you export-import node-red-dashboard elements to new flow, its automatically merging with original (elements in groups, groups in tabs). Because of same uids, i think. Here is python script for assign new uids for…

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## [Extracting data from Weather API and inserting into GraphQL server](https://discourse.nodered.org/t/extracting-data-from-weather-api-and-inserting-into-graphql-server/35275)

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**Author:** [@Dixeetpurohit](https://discourse.nodered.org/u/Dixeetpurohit)\
**Replies:** 0\
**Last updated:** [3 November 2020 11:15 UTC](https://discourse.nodered.org/t/extracting-data-from-weather-api-and-inserting-into-graphql-server/35275 "2020-11-03T11:15:26Z")

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I am using http request node to call weather API. I want to insert minimum and maximum temperature values into my GraphQL server table. Utilizing this particular syntax for inserting into table (writing this into the Gra…

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## [Ikea Tradfri color temp problems](https://discourse.nodered.org/t/ikea-tradfri-color-temp-problems/35273)

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**Author:** [@dougle03](https://discourse.nodered.org/u/dougle03)\
**Replies:** 0\
**Last updated:** [3 November 2020 10:26 UTC](https://discourse.nodered.org/t/ikea-tradfri-color-temp-problems/35273 "2020-11-03T10:26:42Z")

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Hi, Anyone know why IKEA bulbs when triggered from off won't take the colour temp info in the same action, but only when triggered again once already on. Background: I have a bunch of IKEA bulbs (lamps) that do cold/wa…

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## [Not able to read CSV](https://discourse.nodered.org/t/not-able-to-read-csv/35253)

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**Author:** [@varunyc](https://discourse.nodered.org/u/varunyc)\
**Replies:** 2\
**Last updated:** [3 November 2020 10:17 UTC](https://discourse.nodered.org/t/not-able-to-read-csv/35253 "2020-11-03T10:17:48Z")

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Dear All, I am trying to read CSV file to store it in a InfluxDB. As of now InfluxDB node is not added as I am getting error "This node only handles CSV strings or js objects." while reading CSV file its self. Please he…

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## [No link to Windows install from Getting Started page](https://discourse.nodered.org/t/no-link-to-windows-install-from-getting-started-page/35269)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 1\
**Last updated:** [3 November 2020 09:25 UTC](https://discourse.nodered.org/t/no-link-to-windows-install-from-getting-started-page/35269 "2020-11-03T09:25:04Z")

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There is a page in the docs on how to install on Windows (https://nodered.org/docs/getting-started/windows) but I can't see a link to that from the Getting Started guide (https://nodered.org/docs/getting-started). Also,…

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## [Exec command can be used to Stop executing python code using "Python Shell" Node](https://discourse.nodered.org/t/exec-command-can-be-used-to-stop-executing-python-code-using-python-shell-node/35265)

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**Author:** [@sheebha](https://discourse.nodered.org/u/sheebha)\
**Replies:** 3\
**Last updated:** [3 November 2020 09:22 UTC](https://discourse.nodered.org/t/exec-command-can-be-used-to-stop-executing-python-code-using-python-shell-node/35265 "2020-11-03T09:22:46Z")

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Hi All, I have executed a python script (taken locally) using a python shell node in node-red. What is the command can be used in exec to stop running infinity loop?? Can anyone help me??

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## [Flow not doing what it should. Tests ok though](https://discourse.nodered.org/t/flow-not-doing-what-it-should-tests-ok-though/35240)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [3 November 2020 08:56 UTC](https://discourse.nodered.org/t/flow-not-doing-what-it-should-tests-ok-though/35240 "2020-11-03T08:56:53Z")

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I have a flow which backs up a file every month. External nodes required: moment fs-ops cronplus The flow. \[{"id":"9d9dc047.2a46a8","type":"function","z":"1c428643.6f708a","name":"Build stuff","func":"//msg.SourceP…

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## [Convert Node Red to C Code](https://discourse.nodered.org/t/convert-node-red-to-c-code/35070)

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**Author:** [@iak34](https://discourse.nodered.org/u/iak34)\
**Replies:** 4\
**Last updated:** [3 November 2020 08:48 UTC](https://discourse.nodered.org/t/convert-node-red-to-c-code/35070 "2020-11-03T08:48:37Z")

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Hello, is there a possibility to create C code from Node Red? My Idea is to Create C Code for Microcontrollers and other devices from specific nodes. Maybe it is possible to use the JSON File?

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## [Different device and Wifi acess Node-Red](https://discourse.nodered.org/t/different-device-and-wifi-acess-node-red/35234)

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**Author:** [@PBence96](https://discourse.nodered.org/u/PBence96)\
**Replies:** 4\
**Last updated:** [3 November 2020 08:48 UTC](https://discourse.nodered.org/t/different-device-and-wifi-acess-node-red/35234 "2020-11-03T08:48:22Z")

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Hi! I would like to acess my Node-Red editor with NOT the same device and WIFI where the server is running. How can i do it? Thanks a lot!

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## [How to send data from serial port to NodeRED?](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189)

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**Author:** [@alex1](https://discourse.nodered.org/u/alex1)\
**Replies:** 4\
**Last updated:** [3 November 2020 08:22 UTC](https://discourse.nodered.org/t/how-to-send-data-from-serial-port-to-nodered/35189 "2020-11-03T08:22:22Z")

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Im connecting my wireless USB barcode scanner with my raspberry Pi Zero W. Im able to receive the data using pi zero but not for Node-RED. There is no message being show up. Can anyone help in this matter?

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## [Correct use of switch](https://discourse.nodered.org/t/correct-use-of-switch/35212)

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**Author:** [@edstobi](https://discourse.nodered.org/u/edstobi)\
**Replies:** 4\
**Last updated:** [3 November 2020 08:16 UTC](https://discourse.nodered.org/t/correct-use-of-switch/35212 "2020-11-03T08:16:08Z")

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hello I read a set of data from a DB, which is available to me as an array with 19 objects. payload\[0\].MO ..... up to payload\[0\].Z\_Tone. Can I split this with switch so that I have the 19 values at 19 outputs or do …

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## [ERR\_INVALID\_ARG\_VALUE using Exec node](https://discourse.nodered.org/t/err-invalid-arg-value-using-exec-node/35260)

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**Author:** [@Fucio7](https://discourse.nodered.org/u/Fucio7)\
**Replies:** 1\
**Last updated:** [3 November 2020 08:08 UTC](https://discourse.nodered.org/t/err-invalid-arg-value-using-exec-node/35260 "2020-11-03T08:08:09Z")

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Hi all. I'm trying to send a command to the "Exec" node, but I always get this error: TypeError \[ERR\_INVALID\_ARG\_VALUE\]: The argument 'file' cannot be empty. Received ''. I'm using a function node to set msg.command wi…

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## [Store credentials from backend code](https://discourse.nodered.org/t/store-credentials-from-backend-code/35259)

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**Author:** [@arnoldpistorius](https://discourse.nodered.org/u/arnoldpistorius)\
**Replies:** 0\
**Last updated:** [3 November 2020 06:49 UTC](https://discourse.nodered.org/t/store-credentials-from-backend-code/35259 "2020-11-03T06:49:14Z")

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Hi, I'm trying to store a refresh token of the Microsoft Graph API as a credential. I can store the tenant id and client id from the html page (Node-RED is taking care of that), but the refresh token is generated by bac…

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## [Best touch screen to use with NR dashboard?](https://discourse.nodered.org/t/best-touch-screen-to-use-with-nr-dashboard/10426)

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**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\
**Replies:** 28\
**Last updated:** [3 November 2020 05:34 UTC](https://discourse.nodered.org/t/best-touch-screen-to-use-with-nr-dashboard/10426 "2020-11-03T05:34:46Z")

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Hi Currently I’m using my iPad to interact with my dashboard, but as that’s also used for work and so many other things, I’m wondering if there is a better (lower cost and more permanent) option I could use ? I’d love …

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## [Extracting data from API and inserting into Graphql Server](https://discourse.nodered.org/t/extracting-data-from-api-and-inserting-into-graphql-server/35254)

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**Author:** [@Dixeetpurohit](https://discourse.nodered.org/u/Dixeetpurohit)\
**Replies:** 0\
**Last updated:** [3 November 2020 04:15 UTC](https://discourse.nodered.org/t/extracting-data-from-api-and-inserting-into-graphql-server/35254 "2020-11-03T04:15:10Z")

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My purpose is to receive data through Rest API in Node-red using the http request Node. And extracting the useful information from the API response and insert it into GraphQL server. I am not sure how to extract the rele…

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## [\[NEW FEATURES\] node-red-contrib-random-event-generator (version 0.1.0)](https://discourse.nodered.org/t/new-features-node-red-contrib-random-event-generator-version-0-1-0/35249)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 0\
**Last updated:** [2 November 2020 23:22 UTC](https://discourse.nodered.org/t/new-features-node-red-contrib-random-event-generator-version-0-1-0/35249 "2020-11-02T23:22:56Z")

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Two changes have been made in how the random event generator is controlled. Previously, the generator could only be toggled between its running and stopped states by a control message (msg.topic = controlTopic) with an …

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## [Node Red UI template how to clear cache](https://discourse.nodered.org/t/node-red-ui-template-how-to-clear-cache/2444)

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**Author:** [@veera](https://discourse.nodered.org/u/veera)\
**Replies:** 4\
**Last updated:** [2 November 2020 22:51 UTC](https://discourse.nodered.org/t/node-red-ui-template-how-to-clear-cache/2444 "2020-11-02T22:51:38Z")

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Hi i have a UI template node like this \[{"id":"a5c1aeec.acf41","type":"ui\_template","z":"317f5671.321bea","group":"7390bf6e.e7d18","name":"alert","order":0,"width":"","height":"","format":"\<meta http-equiv=\\"cache-contr…

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## [Node-red-contrib-zigbee cannot be installed](https://discourse.nodered.org/t/node-red-contrib-zigbee-cannot-be-installed/35247)

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**Author:** [@ceysa75](https://discourse.nodered.org/u/ceysa75)\
**Replies:** 0\
**Last updated:** [2 November 2020 21:58 UTC](https://discourse.nodered.org/t/node-red-contrib-zigbee-cannot-be-installed/35247 "2020-11-02T21:58:00Z")

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Dear All, being new to the world of node red (and linux at all) I am trying to make my first (small) steps. I have installed node-red in a docker container according to the (pretty straight forward) instructions by a ge…

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## [Input multiple sensor outputs into mysql](https://discourse.nodered.org/t/input-multiple-sensor-outputs-into-mysql/35153)

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**Author:** [@rha10](https://discourse.nodered.org/u/rha10)\
**Replies:** 12\
**Last updated:** [2 November 2020 21:54 UTC](https://discourse.nodered.org/t/input-multiple-sensor-outputs-into-mysql/35153 "2020-11-02T21:54:34Z")

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First I must say what a great platform Node Red is and congratulations to the builders. As a retired old man and with only 12 months programming experience I have just ventured into MQTT, MYSQL and now Node Red, I have …

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## [Errors when running npm install in node-red (source code install)](https://discourse.nodered.org/t/errors-when-running-npm-install-in-node-red-source-code-install/35156)

<div class="topic-metadata">

**Author:** [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Replies:** 6\
**Last updated:** [2 November 2020 21:35 UTC](https://discourse.nodered.org/t/errors-when-running-npm-install-in-node-red-source-code-install/35156 "2020-11-02T21:35:32Z")

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Hi, I am getting errors when npm installing under node-red (running form source) It seems there is dev dep mosca that tries to install modules that fail to install/build on my system (node -v 12.16.1, windows 10) This …

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