# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=354

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

**Page:** 355

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## [Projects option doesn't appear - settings.js file seems to be right](https://discourse.nodered.org/t/projects-option-doesnt-appear-settings-js-file-seems-to-be-right/64757)

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**Author:** [@hughsheehy](https://discourse.nodered.org/u/hughsheehy)\
**Replies:** 1\
**Last updated:** [6 July 2022 08:50 UTC](https://discourse.nodered.org/t/projects-option-doesnt-appear-settings-js-file-seems-to-be-right/64757 "2022-07-06T08:50:24Z")

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Hi I've tried to set up the Projects feature by editing into my settings.js file and restarting Node-red (and rebooting the server) but the Projects popup as mentioned here (Projects : Node-RED) never appears. When I l…

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## [Different TTS messages on each button press, reset after 30min](https://discourse.nodered.org/t/different-tts-messages-on-each-button-press-reset-after-30min/64741)

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**Author:** [@TheSirSpence](https://discourse.nodered.org/u/TheSirSpence)\
**Replies:** 2\
**Last updated:** [6 July 2022 08:30 UTC](https://discourse.nodered.org/t/different-tts-messages-on-each-button-press-reset-after-30min/64741 "2022-07-06T08:30:10Z")

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Hi all, sorry to have to post this but I am defeated. I have been scouring the forum and google looking for a solution to what I want to achieve, I guess being new has limited this a little as I don't always know the cor…

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## [Add sidebar tab on app start not working](https://discourse.nodered.org/t/add-sidebar-tab-on-app-start-not-working/64726)

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**Author:** [@dannyhuly](https://discourse.nodered.org/u/dannyhuly)\
**Replies:** 3\
**Last updated:** [6 July 2022 08:26 UTC](https://discourse.nodered.org/t/add-sidebar-tab-on-app-start-not-working/64726 "2022-07-06T08:26:26Z")

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Hi all, I'm trying to add a custom tab as the application starts (as shown it this doc RED.sidebar : Node-RED) but the side bar won't load unless I "wait" for the editor to finish loading (so I presume). Currently I ad…

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## [Delay node, with rate limit: how to check if every single message reached "the end" of the flow](https://discourse.nodered.org/t/delay-node-with-rate-limit-how-to-check-if-every-single-message-reached-the-end-of-the-flow/64687)

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**Author:** [@hammeronthenet](https://discourse.nodered.org/u/hammeronthenet)\
**Replies:** 14\
**Last updated:** [6 July 2022 06:19 UTC](https://discourse.nodered.org/t/delay-node-with-rate-limit-how-to-check-if-every-single-message-reached-the-end-of-the-flow/64687 "2022-07-06T06:19:06Z")

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Hi all, it's very hard for me to ask this question because I understand that's a really complex scenario. But... let's try. I've got a split & delay with rate limit that sends every 10sec. a message. For each message…

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## [Configuring mapserver locally for worldmap node](https://discourse.nodered.org/t/configuring-mapserver-locally-for-worldmap-node/64720)

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**Author:** [@miladmrm](https://discourse.nodered.org/u/miladmrm)\
**Replies:** 4\
**Last updated:** [6 July 2022 04:05 UTC](https://discourse.nodered.org/t/configuring-mapserver-locally-for-worldmap-node/64720 "2022-07-06T04:05:34Z")

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I know this question is not very related to Node-Red, but I want to know if anyone has experience in this topic and was able to do this? According to my scenario, the server not being connected to the internet, I need m…

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## [Uibuilder - Getting array data from Node-Red into a bar chart](https://discourse.nodered.org/t/uibuilder-getting-array-data-from-node-red-into-a-bar-chart/64745)

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**Author:** [@dbrann](https://discourse.nodered.org/u/dbrann)\
**Replies:** 4\
**Last updated:** [5 July 2022 23:09 UTC](https://discourse.nodered.org/t/uibuilder-getting-array-data-from-node-red-into-a-bar-chart/64745 "2022-07-05T23:09:26Z")

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First of all, I'm just getting into uibuilder, and I'm not great with html or javascript, but I think I have a question that will be reasonably simple for someone. I'm using the example @ Creating Charts with uibuilder a…

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## [How to convert a number to a string in Node-RED?](https://discourse.nodered.org/t/how-to-convert-a-number-to-a-string-in-node-red/64695)

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**Author:** [@Salarj](https://discourse.nodered.org/u/Salarj)\
**Replies:** 5\
**Last updated:** [5 July 2022 21:25 UTC](https://discourse.nodered.org/t/how-to-convert-a-number-to-a-string-in-node-red/64695 "2022-07-05T21:25:12Z")

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Hi dears I want to convert the output of CPU usage from a number to a string. Please help me with the right code for the function block. I am new to Node-RED.

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## [How to show RTSP camera feed on Node-Red Dashboard](https://discourse.nodered.org/t/how-to-show-rtsp-camera-feed-on-node-red-dashboard/64737)

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**Author:** [@Wilay](https://discourse.nodered.org/u/Wilay)\
**Replies:** 3\
**Last updated:** [5 July 2022 20:31 UTC](https://discourse.nodered.org/t/how-to-show-rtsp-camera-feed-on-node-red-dashboard/64737 "2022-07-05T20:31:41Z")

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Hello! I'm using the PTZ camera from Minray, and am looking to get the RTSP feed from it and display it on my Node-Red dashboard. I've confirmed that the RTSP address is fine using OBS, but now I'm kinda lost as to how I…

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## [Error installing Node-Red : Schneider Electric](https://discourse.nodered.org/t/error-installing-node-red-schneider-electric/64723)

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**Author:** [@BrunoBenini](https://discourse.nodered.org/u/BrunoBenini)\
**Replies:** 4\
**Last updated:** [5 July 2022 20:06 UTC](https://discourse.nodered.org/t/error-installing-node-red-schneider-electric/64723 "2022-07-05T20:06:56Z")

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I'm having an error installing Node-Red, and I'm not able to install it because of this problem, I've tried everything but I can't. Some holy soul could give me a little help. C:\\WINDOWS\\system32\>npm install -g --unsafe…

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## [Node-Red Installation Error](https://discourse.nodered.org/t/node-red-installation-error/64738)

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**Author:** [@BrunoBenini](https://discourse.nodered.org/u/BrunoBenini)\
**Replies:** 6\
**Last updated:** [5 July 2022 19:49 UTC](https://discourse.nodered.org/t/node-red-installation-error/64738 "2022-07-05T19:49:08Z")

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I'm trying to install node-red but this error appears every time. What can I do?

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## [Settings.js flow.set storage locale](https://discourse.nodered.org/t/settings-js-flow-set-storage-locale/64735)

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**Author:** [@shel](https://discourse.nodered.org/u/shel)\
**Replies:** 1\
**Last updated:** [5 July 2022 18:42 UTC](https://discourse.nodered.org/t/settings-js-flow-set-storage-locale/64735 "2022-07-05T18:42:26Z")

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In the old settings.js file there used to be a place to specify the default location for the flow.set data. I can find the context.set file location in the new settings.js file but haven't been able to find the flow loca…

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## [Nubie - using components in uibuilder](https://discourse.nodered.org/t/nubie-using-components-in-uibuilder/63234)

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**Author:** [@annuello](https://discourse.nodered.org/u/annuello)\
**Replies:** 7\
**Last updated:** [5 July 2022 18:39 UTC](https://discourse.nodered.org/t/nubie-using-components-in-uibuilder/63234 "2022-07-05T18:39:04Z")

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Hi, Q: What is the most appropriate way to approach adding toast-ui/calendar to a basic uibuilder app? I'm looking for some help/guidance re using components in uibuilder. I understand that "there are many ways" and "…

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## [Can anyone explain to me why this works...? (Signed integer data)](https://discourse.nodered.org/t/can-anyone-explain-to-me-why-this-works-signed-integer-data/64630)

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**Author:** [@Dyslexicbloke](https://discourse.nodered.org/u/Dyslexicbloke)\
**Replies:** 6\
**Last updated:** [5 July 2022 17:41 UTC](https://discourse.nodered.org/t/can-anyone-explain-to-me-why-this-works-signed-integer-data/64630 "2022-07-05T17:41:43Z")

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Continuing the discussion from MODBUS 16bit SIGNED INTEGER: The post above, 2020 demonstrates a very compact way to read in signed integer values from a Modbus device. I understand what they are and how they are stored…

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## [Cannot reach editor page or dashboard after installing flow](https://discourse.nodered.org/t/cannot-reach-editor-page-or-dashboard-after-installing-flow/64724)

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**Author:** [@shel](https://discourse.nodered.org/u/shel)\
**Replies:** 8\
**Last updated:** [5 July 2022 17:00 UTC](https://discourse.nodered.org/t/cannot-reach-editor-page-or-dashboard-after-installing-flow/64724 "2022-07-05T17:00:57Z")

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Bought a new pi and installed the latest image, updated the OS, installed node red and opened the editor page. No problems. Created a simple flow and hit deploy. Now the fun starts. After the deploy I cannot access the e…

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## [Triggering I/O from unix time stamps](https://discourse.nodered.org/t/triggering-i-o-from-unix-time-stamps/64595)

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**Author:** [@Corey](https://discourse.nodered.org/u/Corey)\
**Replies:** 2\
**Last updated:** [5 July 2022 17:08 UTC](https://discourse.nodered.org/t/triggering-i-o-from-unix-time-stamps/64595 "2022-07-05T17:08:57Z")

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Hi, I'm relatively new to this, so apologies in advance. I'm polling an API and storing a few time stamps and converting them to Unix to do basic calculations. What I would like to do is have an I/O triggered when the …

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## [How does the Complete node work?](https://discourse.nodered.org/t/how-does-the-complete-node-work/64733)

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**Author:** [@phoddie](https://discourse.nodered.org/u/phoddie)\
**Replies:** 5\
**Last updated:** [5 July 2022 17:06 UTC](https://discourse.nodered.org/t/how-does-the-complete-node-work/64733 "2022-07-05T17:06:45Z")

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I am looking to implement Complete node support for the Node-RED MCU Edition exploration. I've been able to understand many of the built-in nodes well enough to re-implement them, at least in part, for MCU. I don't real…

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## [To reduce CPU/Ram usage better use only ONE "Telegram receive node"?](https://discourse.nodered.org/t/to-reduce-cpu-ram-usage-better-use-only-one-telegram-receive-node/64719)

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**Author:** [@lumanga](https://discourse.nodered.org/u/lumanga)\
**Replies:** 1\
**Last updated:** [5 July 2022 16:39 UTC](https://discourse.nodered.org/t/to-reduce-cpu-ram-usage-better-use-only-one-telegram-receive-node/64719 "2022-07-05T16:39:39Z")

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Dear All, I just want to understand and know if in a complex FLOW, to have less CPU and RAM usage, is better or is the same things: A) Use ONLY unique and ONE "telegram Receive node" ( and use a "function node to split…

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## [Influxdb in node time precision](https://discourse.nodered.org/t/influxdb-in-node-time-precision/64640)

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**Author:** [@davidz](https://discourse.nodered.org/u/davidz)\
**Replies:** 5\
**Last updated:** [5 July 2022 16:30 UTC](https://discourse.nodered.org/t/influxdb-in-node-time-precision/64640 "2022-07-05T16:30:32Z")

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Version \[V1.x\]. At "influxdb in" node, the default time precision is "ms". In the advanced query option of the "influxdb in" node, changed the time precision to "Microsecond (u)", but the query result is still showing …

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## [MSSQL node - Unable to connect all of a sudden](https://discourse.nodered.org/t/mssql-node-unable-to-connect-all-of-a-sudden/64731)

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**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 2\
**Last updated:** [5 July 2022 16:25 UTC](https://discourse.nodered.org/t/mssql-node-unable-to-connect-all-of-a-sudden/64731 "2022-07-05T16:25:40Z")

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Hi , I am using MSSQL contrib node - extensively. All was working till a few hours back. And then all of a sudden - i have started getting :-1: I have configuration to DB1 , DB2. My node was pointing to DB1. I chang…

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## [IPv6 ENETUNREACH](https://discourse.nodered.org/t/ipv6-enetunreach/64716)

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**Author:** [@sahaine](https://discourse.nodered.org/u/sahaine)\
**Replies:** 16\
**Last updated:** [5 July 2022 15:34 UTC](https://discourse.nodered.org/t/ipv6-enetunreach/64716 "2022-07-05T15:34:00Z")

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We have a Node-Red install on Debian and 4G network which only support ipv6. Whenever making requests we receive an error; RequestError: connect ENETUNREACH 142.250.200.4:80 - Local (0.0.0.0:0) : http://www.google.com A…

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## [SQL-array to Telegram inline keyboard](https://discourse.nodered.org/t/sql-array-to-telegram-inline-keyboard/64609)

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**Author:** [@dajero](https://discourse.nodered.org/u/dajero)\
**Replies:** 5\
**Last updated:** [5 July 2022 14:19 UTC](https://discourse.nodered.org/t/sql-array-to-telegram-inline-keyboard/64609 "2022-07-05T14:19:11Z")

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Hello all! I have a Telegrambot in Node Red, which requests data from a database via an SQL statement. The result is an array. I want to display each item of this array (via a function) as a button in an inline keyboa…

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## [Best method to detect when RS-485 Modbus/RTU devices is offline](https://discourse.nodered.org/t/best-method-to-detect-when-rs-485-modbus-rtu-devices-is-offline/64615)

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**Author:** [@hobbes1069](https://discourse.nodered.org/u/hobbes1069)\
**Replies:** 12\
**Last updated:** [5 July 2022 14:01 UTC](https://discourse.nodered.org/t/best-method-to-detect-when-rs-485-modbus-rtu-devices-is-offline/64615 "2022-07-05T14:01:18Z")

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I have a Tulip Edge IO device connected to a Yokogawa oven controller via RS-485 and Node-RED. As long as the oven is turned on I'm having very good success polling the controller. As the lab turns the oven off at the e…

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## [Node Red on PI 64 bit update](https://discourse.nodered.org/t/node-red-on-pi-64-bit-update/64690)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 5\
**Last updated:** [5 July 2022 13:52 UTC](https://discourse.nodered.org/t/node-red-on-pi-64-bit-update/64690 "2022-07-05T13:52:31Z")

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I have for several months been running node red on the 64 bit OS and to save the suspense it just isn't worth the grief. Node Red seems to run OK, you can do everything you can in 32 bit but the under lying support seems…

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## [Let the corridor light flash 2 times](https://discourse.nodered.org/t/let-the-corridor-light-flash-2-times/64709)

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**Author:** [@Markus1995](https://discourse.nodered.org/u/Markus1995)\
**Replies:** 2\
**Last updated:** [5 July 2022 13:27 UTC](https://discourse.nodered.org/t/let-the-corridor-light-flash-2-times/64709 "2022-07-05T13:27:10Z")

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Hello, Does anyone have an idea how I can implement a switch-off warning (flashing twice) for my hall light? I hope someone can help me with this.

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## [How to Correctly create a csv from an oject of Key/values](https://discourse.nodered.org/t/how-to-correctly-create-a-csv-from-an-oject-of-key-values/64686)

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**Author:** [@nenny](https://discourse.nodered.org/u/nenny)\
**Replies:** 4\
**Last updated:** [5 July 2022 13:15 UTC](https://discourse.nodered.org/t/how-to-correctly-create-a-csv-from-an-oject-of-key-values/64686 "2022-07-05T13:15:41Z")

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Basically i want to make a csv with col1 being the key and col 2 being the value I have the structure complete but i am having trouble including they key as the name of the value i managed to make it include the…

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## [Node-red disconnects using modbus](https://discourse.nodered.org/t/node-red-disconnects-using-modbus/64531)

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**Author:** [@samirovic](https://discourse.nodered.org/u/samirovic)\
**Replies:** 1\
**Last updated:** [5 July 2022 09:42 UTC](https://discourse.nodered.org/t/node-red-disconnects-using-modbus/64531 "2022-07-05T09:42:01Z")

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Hello, I use the Node Red to send data in Modbus to a PLC, it is sent every 5s but for a moment the Node Red disconnects and it stops sending the data. I configured the Node Red to start automatically with the Raspberr…

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## [Format payload string](https://discourse.nodered.org/t/format-payload-string/64670)

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**Author:** [@ChristophCaina](https://discourse.nodered.org/u/ChristophCaina)\
**Replies:** 8\
**Last updated:** [5 July 2022 07:58 UTC](https://discourse.nodered.org/t/format-payload-string/64670 "2022-07-05T07:58:53Z")

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Hi all, I am receiving a string which I want to format and extract only some information from it. This is the string I am receiving: openWB/system/Uptime : msg.payload : string\[67\] " 12:31:14 up 15 days, 16:38, 1 use…

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## [If Else Function](https://discourse.nodered.org/t/if-else-function/64702)

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**Author:** [@riimeister](https://discourse.nodered.org/u/riimeister)\
**Replies:** 10\
**Last updated:** [5 July 2022 07:39 UTC](https://discourse.nodered.org/t/if-else-function/64702 "2022-07-05T07:39:16Z")

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I'm currently trying to create an if else function but there is a problem when I create the function where there is an error. this is the current flow i made, i want to make flow if msg.payload = 0 he is red if msg.p…

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## [Cant connect to Hue bridge after upgrade](https://discourse.nodered.org/t/cant-connect-to-hue-bridge-after-upgrade/64662)

<div class="topic-metadata">

**Author:** [@Simra0406](https://discourse.nodered.org/u/Simra0406)\
**Replies:** 8\
**Last updated:** [5 July 2022 06:28 UTC](https://discourse.nodered.org/t/cant-connect-to-hue-bridge-after-upgrade/64662 "2022-07-05T06:28:54Z")

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After upgrade of node-red-contrib-huemagic I cant connect to my Hue Bridge anymore,all other flows works. I have also checked the connection key to Hue Bridge API from the server running node-red. Running the followi…

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## [Multiple OPCUA Items into SQL Database](https://discourse.nodered.org/t/multiple-opcua-items-into-sql-database/64674)

<div class="topic-metadata">

**Author:** [@madlen21](https://discourse.nodered.org/u/madlen21)\
**Replies:** 1\
**Last updated:** [5 July 2022 06:20 UTC](https://discourse.nodered.org/t/multiple-opcua-items-into-sql-database/64674 "2022-07-05T06:20:46Z")

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Hey, I created different OPCU-Items to read Values from my PLC and store them in an Microsoft SQL Database. If I use only one Item, read it with the OPCUA Client an write it to the Database with MSSQL-PLUS, everything i…

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