# Latest

**URL:** https://discourse.nodered.org/latest.md?page=715

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

**Page:** 716

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## [Create variable from loop array](https://discourse.nodered.org/t/create-variable-from-loop-array/52291)

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**Author:** [@ketpa](https://discourse.nodered.org/u/ketpa)\
**Replies:** 1\
**Last updated:** [16 October 2021 12:38 UTC](https://discourse.nodered.org/t/create-variable-from-loop-array/52291 "2021-10-16T12:38:47Z")

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I have array array = \[t1,t2,t3 ...\] How to create variable from this array like var t1 var t2; var t3; or add string to variable like: variable\_t1, variable\_t2 ect

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## [Line chart not working :'(](https://discourse.nodered.org/t/line-chart-not-working/52274)

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**Author:** [@puteramelaka](https://discourse.nodered.org/u/puteramelaka)\
**Replies:** 18\
**Last updated:** [16 October 2021 12:30 UTC](https://discourse.nodered.org/t/line-chart-not-working/52274 "2021-10-16T12:30:41Z")

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hello guys, recently i want to add line chart that read acceleration data into my dashboard which already consist of gauge..but its not working,sorry if its a basic question but i dont get it the setting is as below …

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## [Code=killed, Status=4/ILL General](https://discourse.nodered.org/t/code-killed-status-4-ill-general/51195)

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**Author:** [@Rcrdo](https://discourse.nodered.org/u/Rcrdo)\
**Replies:** 24\
**Last updated:** [15 October 2021 20:37 UTC](https://discourse.nodered.org/t/code-killed-status-4-ill-general/51195 "2021-10-15T20:37:55Z")

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I have this problem Sep 13 22:59:19 arm sudo\[4115\]: pam\_unix(sudo:session): session opened for user root by (uid=0) Sep 13 22:59:19 arm Node-RED\[3164\]: 13 Sep 22:59:19 - \[warn\] \[function:ADD ACTION SESSION\] Num cara di…

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## [InfluxDB on a Raspberry Pi](https://discourse.nodered.org/t/influxdb-on-a-raspberry-pi/742)

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**Author:** [@ghayne](https://discourse.nodered.org/u/ghayne)\
**Replies:** 66\
**Last updated:** [16 October 2021 08:29 UTC](https://discourse.nodered.org/t/influxdb-on-a-raspberry-pi/742 "2021-10-16T08:29:43Z")

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This is not strictly Node-Red related but I know that several people here are using InfluxDB on a Raspberry Pi in conjunction with Grafana to store data created/extracted by Node-Red. I discovered accidentally that Inf…

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## [3.0.4 will not be installed](https://discourse.nodered.org/t/3-0-4-will-not-be-installed/52287)

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**Author:** [@PhilW35](https://discourse.nodered.org/u/PhilW35)\
**Replies:** 2\
**Last updated:** [16 October 2021 08:21 UTC](https://discourse.nodered.org/t/3-0-4-will-not-be-installed/52287 "2021-10-16T08:21:48Z")

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Node-red 0.20.7 Hi there, I'm running node red on realKNX Server (raspi) in my KNX Home. Till last update everything worked fine but now after trying updating to dashboard 3.0.4 this will not be installed correct and a…

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## [Inject node properties from mysql](https://discourse.nodered.org/t/inject-node-properties-from-mysql/52285)

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**Author:** [@ketpa](https://discourse.nodered.org/u/ketpa)\
**Replies:** 1\
**Last updated:** [16 October 2021 06:45 UTC](https://discourse.nodered.org/t/inject-node-properties-from-mysql/52285 "2021-10-16T06:45:27Z")

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I want to set parameter from mysql or external function How?

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## [Proper way to debug "Waiting for missing types to be registered"](https://discourse.nodered.org/t/proper-way-to-debug-waiting-for-missing-types-to-be-registered/52270)

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**Author:** [@cloud-rocket](https://discourse.nodered.org/u/cloud-rocket)\
**Replies:** 1\
**Last updated:** [15 October 2021 20:18 UTC](https://discourse.nodered.org/t/proper-way-to-debug-waiting-for-missing-types-to-be-registered/52270 "2021-10-15T20:18:39Z")

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I am pretty new to node-red development and I am trying to bring up the most convenient dev environment. I am writing a node with a complex server side code that uses external classes. Every time am making a syntax (or …

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## [RED.tabs - Request to add a method for disabling/enabling tabs](https://discourse.nodered.org/t/red-tabs-request-to-add-a-method-for-disabling-enabling-tabs/52265)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 3\
**Last updated:** [15 October 2021 19:05 UTC](https://discourse.nodered.org/t/red-tabs-request-to-add-a-method-for-disabling-enabling-tabs/52265 "2021-10-15T19:05:54Z")

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Enabling and disabling tabs is really rather more difficult than it should be. Is there any chance of adding these as methods to RED.tabs? As Steve pointed out in the other thread, a tab can be disabled/enabled using CS…

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## [Translation of Curl command to HTTP Request](https://discourse.nodered.org/t/translation-of-curl-command-to-http-request/52101)

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**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 17\
**Last updated:** [15 October 2021 17:00 UTC](https://discourse.nodered.org/t/translation-of-curl-command-to-http-request/52101 "2021-10-15T17:00:06Z")

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Hi, Looking for some help, Trying to talk to a GL.iNet Router and having problems. I am just not grasping this - it should be so simple!! I have been trying to convert a Curl command (which does work) to an HTTP Reque…

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## [How insert in ui table an image in each row](https://discourse.nodered.org/t/how-insert-in-ui-table-an-image-in-each-row/52171)

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**Author:** [@oualid](https://discourse.nodered.org/u/oualid)\
**Replies:** 11\
**Last updated:** [15 October 2021 15:47 UTC](https://discourse.nodered.org/t/how-insert-in-ui-table-an-image-in-each-row/52171 "2021-10-15T15:47:47Z")

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hi, i am trying to insert warning image in each row on my table. i used the blow code in msg.ui\_control but nothing diplay {title:"Img", field:"img", "visible": true, "width":150,hight:20,align:"center", …

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## [Receiving empty body from fiware post request](https://discourse.nodered.org/t/receiving-empty-body-from-fiware-post-request/52269)

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**Author:** [@gonza97](https://discourse.nodered.org/u/gonza97)\
**Replies:** 0\
**Last updated:** [15 October 2021 15:02 UTC](https://discourse.nodered.org/t/receiving-empty-body-from-fiware-post-request/52269 "2021-10-15T15:02:29Z")

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Hi, I am trying to use a custom node to recive a post request from fiware orion but the body of the request is empty. This is the code i use for the request: This is what i receive: I have tried to use the http i…

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## [CPU skyrocketing to 100% with exec node using SLEEP function \< 1.0sec, but all good (1-5%) when SLEEP \>= 1.0sec](https://discourse.nodered.org/t/cpu-skyrocketing-to-100-with-exec-node-using-sleep-function-1-0sec-but-all-good-1-5-when-sleep-1-0sec/52203)

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**Author:** [@janedoe123](https://discourse.nodered.org/u/janedoe123)\
**Replies:** 21\
**Last updated:** [15 October 2021 08:00 UTC](https://discourse.nodered.org/t/cpu-skyrocketing-to-100-with-exec-node-using-sleep-function-1-0sec-but-all-good-1-5-when-sleep-1-0sec/52203 "2021-10-15T08:00:33Z")

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Hi All, I am facing a blocking issue with Node-RED. I need to use an exec node which calls a function written in C++, and that contains a SLEEP function. When the sleep is \>= 1.0 sec, the Node-RED's CPU usage is all g…

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## [Cannot access Gist of example flow in library](https://discourse.nodered.org/t/cannot-access-gist-of-example-flow-in-library/52239)

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**Author:** [@rozek](https://discourse.nodered.org/u/rozek)\
**Replies:** 3\
**Last updated:** [15 October 2021 12:47 UTC](https://discourse.nodered.org/t/cannot-access-gist-of-example-flow-in-library/52239 "2021-10-15T12:47:25Z")

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I just tried to add my first example flow to the Node-RED library - and failed. Text looks fine, but I am unable to insert images by URL since modern browsers complain about CORB or CSP violations when trying to display…

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## [RED.tabs - any way to disable some tabs?](https://discourse.nodered.org/t/red-tabs-any-way-to-disable-some-tabs/52257)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 3\
**Last updated:** [15 October 2021 11:31 UTC](https://discourse.nodered.org/t/red-tabs-any-way-to-disable-some-tabs/52257 "2021-10-15T11:31:04Z")

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Hi node creators! I'm looking for a way to disable (but not remove/hide) some tabs in the new layout of the uibuilder Editor panel. This is because, when you add a new uibuilder node, you need to deploy it before you do…

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## [Error after nodes reinstalled](https://discourse.nodered.org/t/error-after-nodes-reinstalled/52182)

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**Author:** [@puteramelaka](https://discourse.nodered.org/u/puteramelaka)\
**Replies:** 12\
**Last updated:** [15 October 2021 11:17 UTC](https://discourse.nodered.org/t/error-after-nodes-reinstalled/52182 "2021-10-15T11:17:05Z")

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hello friends, recently out of sudden the flow of node-red is not working due to missing nodes after i have installed and deploy the nodes is missing, when i add up the nodes i guess error occured. \[{"id":"64915f…

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## [Node red speech to text unexpected end to json input](https://discourse.nodered.org/t/node-red-speech-to-text-unexpected-end-to-json-input/52246)

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**Author:** [@Kamui](https://discourse.nodered.org/u/Kamui)\
**Replies:** 1\
**Last updated:** [15 October 2021 09:51 UTC](https://discourse.nodered.org/t/node-red-speech-to-text-unexpected-end-to-json-input/52246 "2021-10-15T09:51:38Z")

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yeah, the title says it, here are a few pictures of the stuff:

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## [Text input won't wait for "Tab"-Key](https://discourse.nodered.org/t/text-input-wont-wait-for-tab-key/52247)

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**Author:** [@gebuhl](https://discourse.nodered.org/u/gebuhl)\
**Replies:** 2\
**Last updated:** [15 October 2021 09:23 UTC](https://discourse.nodered.org/t/text-input-wont-wait-for-tab-key/52247 "2021-10-15T09:23:05Z")

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I configured my text input nodes to wait for "Enter" or "Tab" key. But with the update to 3.0.4, only "Enter" key is working. I'm using this function to let the user enter some data and enable a button. Here is a simp…

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## [Debug node Text colour option](https://discourse.nodered.org/t/debug-node-text-colour-option/52190)

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**Author:** [@vikingsraven](https://discourse.nodered.org/u/vikingsraven)\
**Replies:** 3\
**Last updated:** [15 October 2021 07:28 UTC](https://discourse.nodered.org/t/debug-node-text-colour-option/52190 "2021-10-15T07:28:04Z")

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would it be possible to assign a different colour to the text in the debug window, say you are watching 4 debug messages , you could assign blue to one green to another etc and colour the enable button on the debug to ma…

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## [UI layer automatically start?](https://discourse.nodered.org/t/ui-layer-automatically-start/52241)

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**Author:** [@byramozgn](https://discourse.nodered.org/u/byramozgn)\
**Replies:** 4\
**Last updated:** [15 October 2021 06:39 UTC](https://discourse.nodered.org/t/ui-layer-automatically-start/52241 "2021-10-15T06:39:29Z")

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Hello, I installed node-red on my computer. How can I turn on the UI layer automatically when the computer boots up.

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## [GPS Tracker (TK102) flow](https://discourse.nodered.org/t/gps-tracker-tk102-flow/8776)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 3\
**Last updated:** [15 October 2021 05:37 UTC](https://discourse.nodered.org/t/gps-tracker-tk102-flow/8776 "2021-10-15T05:37:52Z")

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I have a GPRS based GPS tracker, which can talk to a custom server using tcp/udp. In php I can get this thing to talk properly, but in Node Red I have some issues. It uses a specific protocol, it sends "logon requests"…

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## [TypedInput Select Box](https://discourse.nodered.org/t/typedinput-select-box/52194)

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**Author:** [@wshostak](https://discourse.nodered.org/u/wshostak)\
**Replies:** 5\
**Last updated:** [15 October 2021 05:26 UTC](https://discourse.nodered.org/t/typedinput-select-box/52194 "2021-10-15T05:26:41Z")

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After researching code, reading docs and trial & error. I think I finally have a handle on Select Box. I am sharing my discovery for others and to start discussion on what changes could be made (documentation or code) to…

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## [Load cell, i need help](https://discourse.nodered.org/t/load-cell-i-need-help/52181)

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**Author:** [@Vitor12](https://discourse.nodered.org/u/Vitor12)\
**Replies:** 5\
**Last updated:** [15 October 2021 04:46 UTC](https://discourse.nodered.org/t/load-cell-i-need-help/52181 "2021-10-15T04:46:14Z")

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hello everyone , I 'm doing a job for the college that I need to show on a dashboard the value of the load cell and an ldr , but the problem is that I can not show both at the same time on the dashborad since the load ce…

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## [Launch a Windows 10 app from Node-Red app running under Windows 10](https://discourse.nodered.org/t/launch-a-windows-10-app-from-node-red-app-running-under-windows-10/52232)

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**Author:** [@xytsrm](https://discourse.nodered.org/u/xytsrm)\
**Replies:** 6\
**Last updated:** [15 October 2021 04:15 UTC](https://discourse.nodered.org/t/launch-a-windows-10-app-from-node-red-app-running-under-windows-10/52232 "2021-10-15T04:15:11Z")

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I'm new to Node-Red and exploring it possible application as a replacement for an aging IOT app. For my particular application Node-Red would need the facility to launch a Windows app with a command-line argument. Is thi…

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## [Losing connection with the server](https://discourse.nodered.org/t/losing-connection-with-the-server/52186)

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**Author:** [@acpp](https://discourse.nodered.org/u/acpp)\
**Replies:** 4\
**Last updated:** [15 October 2021 03:50 UTC](https://discourse.nodered.org/t/losing-connection-with-the-server/52186 "2021-10-15T03:50:29Z")

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Hi! English is not my native language so forgive any mispelling. My very first time with Node Red; I did a fresh install in my Raspberry Pi 3B+ running the script that I found on nodered.org; I just installed "node-red…

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## [Openweathermap Historical Data](https://discourse.nodered.org/t/openweathermap-historical-data/49930)

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**Author:** [@fixjunk](https://discourse.nodered.org/u/fixjunk)\
**Replies:** 6\
**Last updated:** [14 October 2021 23:46 UTC](https://discourse.nodered.org/t/openweathermap-historical-data/49930 "2021-10-14T23:46:03Z")

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OpenWeatherMap (OWM) has historical data available but there's no option in the current nodes for obtianing it. I use this node as part of an automated watering system. I can reliably check for future rain and decide on…

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## [Generate string from an array?](https://discourse.nodered.org/t/generate-string-from-an-array/52233)

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**Author:** [@fangfang94](https://discourse.nodered.org/u/fangfang94)\
**Replies:** 3\
**Last updated:** [14 October 2021 22:44 UTC](https://discourse.nodered.org/t/generate-string-from-an-array/52233 "2021-10-14T22:44:00Z")

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Example I have an array all\_object = \['A', 'B', 'C'\] and I want to create a string from this array is "stringANDstringANDstring" if all\_object = \['A', 'B', 'C','D'\] it will become "stringANDstringANDstringANDstring…

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## [Convert 2 modbus words to float](https://discourse.nodered.org/t/convert-2-modbus-words-to-float/52229)

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**Author:** [@pautorras](https://discourse.nodered.org/u/pautorras)\
**Replies:** 2\
**Last updated:** [14 October 2021 21:00 UTC](https://discourse.nodered.org/t/convert-2-modbus-words-to-float/52229 "2021-10-14T21:00:10Z")

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Hi folks, I'm trying to convert 2 words in a ModbusTCP read, to a float value. Using node-red-contrib-buffer-parser, I'm not able to convert to float. This is what I get in Modbus read: \[ 16888, 1049 \] I don't under…

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## [Can anyone help me with this JSON API?](https://discourse.nodered.org/t/can-anyone-help-me-with-this-json-api/52226)

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**Author:** [@cinghialino](https://discourse.nodered.org/u/cinghialino)\
**Replies:** 2\
**Last updated:** [14 October 2021 19:25 UTC](https://discourse.nodered.org/t/can-anyone-help-me-with-this-json-api/52226 "2021-10-14T19:25:56Z")

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Hello Everyone, I'm trying to extract data from a single station (unique by "station\_id") from this JSON API but because of syntax and my inexperience, I've failed so many attempts to create a node. I only was able to…

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## [Forum feature request](https://discourse.nodered.org/t/forum-feature-request/52184)

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**Author:** [@mdkrieg](https://discourse.nodered.org/u/mdkrieg)\
**Replies:** 3\
**Last updated:** [14 October 2021 19:22 UTC](https://discourse.nodered.org/t/forum-feature-request/52184 "2021-10-14T19:22:48Z")

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Can there be an option in the notification settings for: "notify me if no replies in 24 hrs" ?? (or maybe "notify me if no solution in 3 days" would be better) I like to support the community when I can, and sometime…

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## [NodeMCU & Node-RED](https://discourse.nodered.org/t/nodemcu-node-red/52220)

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**Author:** [@wael5300](https://discourse.nodered.org/u/wael5300)\
**Replies:** 2\
**Last updated:** [14 October 2021 18:59 UTC](https://discourse.nodered.org/t/nodemcu-node-red/52220 "2021-10-14T18:59:18Z")

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How to connect NodeNodeMCU to Node-RED directly?.

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