# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=119

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

**Page:** 120

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## [Cron Plus Node : Bug or Limitation?](https://discourse.nodered.org/t/cron-plus-node-bug-or-limitation/86887)

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**Author:** [@greengolfer](https://discourse.nodered.org/u/greengolfer)\
**Replies:** 1\
**Last updated:** [31 March 2024 20:53 UTC](https://discourse.nodered.org/t/cron-plus-node-bug-or-limitation/86887 "2024-03-31T20:53:51Z")

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Hello. I want to run a flow every X seconds. The number X being read in a configuration file. I plan using cron-plus, as when it comes to repeat a task every something, I think about cron-plus :slight\_smile: In the in…

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## [Check for value change, with delay](https://discourse.nodered.org/t/check-for-value-change-with-delay/86864)

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**Author:** [@MyRandomThoughts](https://discourse.nodered.org/u/MyRandomThoughts)\
**Replies:** 13\
**Last updated:** [31 March 2024 17:58 UTC](https://discourse.nodered.org/t/check-for-value-change-with-delay/86864 "2024-03-31T17:58:08Z")

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This is probably a simple one, but I can't seem to figure it out. I have a shelly power plug connect to my clothes dryer that is reporting it's current usage (W) to me every minute (or less). I want to monitor for when…

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## [Curl command to NR flow converter](https://discourse.nodered.org/t/curl-command-to-nr-flow-converter/86884)

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**Author:** [@mu3](https://discourse.nodered.org/u/mu3)\
**Replies:** 2\
**Last updated:** [31 March 2024 16:48 UTC](https://discourse.nodered.org/t/curl-command-to-nr-flow-converter/86884 "2024-03-31T16:48:36Z")

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Continuing the discussion from Using a Working curl with node-red http-request: Is anyone familiar or built a tool like this?

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## [Mysql node returns time and date from columns set as DATE](https://discourse.nodered.org/t/mysql-node-returns-time-and-date-from-columns-set-as-date/86885)

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**Author:** [@essereumano](https://discourse.nodered.org/u/essereumano)\
**Replies:** 1\
**Last updated:** [31 March 2024 16:06 UTC](https://discourse.nodered.org/t/mysql-node-returns-time-and-date-from-columns-set-as-date/86885 "2024-03-31T16:06:23Z")

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Hi everyone, when I perform a SELECT type qwery through the mysql node in the DATE type columns I receive both time and date, but if I do the same qwery through a Visualdb type client I correctly only receive the date. I…

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## [Increased, decreased by so many times and increased by %?](https://discourse.nodered.org/t/increased-decreased-by-so-many-times-and-increased-by/86804)

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**Author:** [@tsuratolya](https://discourse.nodered.org/u/tsuratolya)\
**Replies:** 4\
**Last updated:** [31 March 2024 12:19 UTC](https://discourse.nodered.org/t/increased-decreased-by-so-many-times-and-increased-by/86804 "2024-03-31T12:19:09Z")

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Increased, decreased by so many times and increased by %? Hello. I wanna know. Is it possible to make such an operation less cumbersome and does the calculation of a simple mathematical operation not overload the system…

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## [Simpletime and DST](https://discourse.nodered.org/t/simpletime-and-dst/86876)

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**Author:** [@championc](https://discourse.nodered.org/u/championc)\
**Replies:** 2\
**Last updated:** [31 March 2024 10:44 UTC](https://discourse.nodered.org/t/simpletime-and-dst/86876 "2024-03-31T10:44:00Z")

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Hi all, I am using Simpletime on my dashboard to show the last update time of data. While my server time is correct (has correctly jumped forward by +1 hr last night), simpletime is still pulling GMT rather than BST. M…

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## [Problems to start the new Node-Red Version](https://discourse.nodered.org/t/problems-to-start-the-new-node-red-version/86871)

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**Author:** [@tuvok](https://discourse.nodered.org/u/tuvok)\
**Replies:** 1\
**Last updated:** [31 March 2024 08:31 UTC](https://discourse.nodered.org/t/problems-to-start-the-new-node-red-version/86871 "2024-03-31T08:31:10Z")

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Hello, can anybody help me? .. i have start with pm2 the node-red via boot .. but they start the version 3.0.2 i have install the 3.1.8 at the moment .. when i stop the node-red from pm2 than i can start manual the nod…

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## [How to? complete backup and restore from a very old v1.3 .4 to latest Node red install](https://discourse.nodered.org/t/how-to-complete-backup-and-restore-from-a-very-old-v1-3-4-to-latest-node-red-install/86875)

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**Author:** [@kenkoknz](https://discourse.nodered.org/u/kenkoknz)\
**Replies:** 3\
**Last updated:** [31 March 2024 08:28 UTC](https://discourse.nodered.org/t/how-to-complete-backup-and-restore-from-a-very-old-v1-3-4-to-latest-node-red-install/86875 "2024-03-31T08:28:58Z")

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I just dug out my old pi 3 with nodered v1.3.4. (with many flows and installed nodes). Rather than binning the old pi, I intend to start a fresh with the latest pi 3 os and will clean install the latest nodered version. …

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## [Dynamic playload](https://discourse.nodered.org/t/dynamic-playload/86874)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 2\
**Last updated:** [31 March 2024 07:03 UTC](https://discourse.nodered.org/t/dynamic-playload/86874 "2024-03-31T07:03:57Z")

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I need help to structure my payload correctly. The payload needs to be msg.payload.1234..... and not msg.payload.theVar.....

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## [Switch node improvement](https://discourse.nodered.org/t/switch-node-improvement/86870)

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**Author:** [@IanAber](https://discourse.nodered.org/u/IanAber)\
**Replies:** 2\
**Last updated:** [31 March 2024 00:32 UTC](https://discourse.nodered.org/t/switch-node-improvement/86870 "2024-03-31T00:32:46Z")

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I have a couple of flows with switch nodes containing multiple outputs. If I hover over an output it will show a tooltip which describes the output but it would be really nice to see an annotation against each output wit…

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## [How to make Blynk node to connect and disconnect from node-red flow](https://discourse.nodered.org/t/how-to-make-blynk-node-to-connect-and-disconnect-from-node-red-flow/86625)

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**Author:** [@neyarprasanth1](https://discourse.nodered.org/u/neyarprasanth1)\
**Replies:** 1\
**Last updated:** [30 March 2024 21:55 UTC](https://discourse.nodered.org/t/how-to-make-blynk-node-to-connect-and-disconnect-from-node-red-flow/86625 "2024-03-30T21:55:32Z")

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Hello guys, I want to know about any property or node pallet available for already connected blynk nodes to make disconnect and again reconnect at when we want. Anybody knows about that, please let me know.

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## [Random restarts](https://discourse.nodered.org/t/random-restarts/86752)

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**Author:** [@Kimovitzh](https://discourse.nodered.org/u/Kimovitzh)\
**Replies:** 3\
**Last updated:** [30 March 2024 20:23 UTC](https://discourse.nodered.org/t/random-restarts/86752 "2024-03-30T20:23:18Z")

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Hi Node red randomly restarts and I am not quite sure how to interpret it. I just started over a week ago and nothing new was added to any flows. In the log I managed to get the following: 26 Mar 06:43:06 - \[red\] Un…

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## [Design approach to manage Victron](https://discourse.nodered.org/t/design-approach-to-manage-victron/86783)

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**Author:** [@rfg9585](https://discourse.nodered.org/u/rfg9585)\
**Replies:** 1\
**Last updated:** [30 March 2024 20:05 UTC](https://discourse.nodered.org/t/design-approach-to-manage-victron/86783 "2024-03-30T20:05:11Z")

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Being new to NR and wanting to build an app to manage all I can via NR what is the best choices to make from the start. Eventually I want to run on Windows11 and access Victron remotely. I have downloaded\\installed N…

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## [Help text for a subflow packaged as a module](https://discourse.nodered.org/t/help-text-for-a-subflow-packaged-as-a-module/86865)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 2\
**Last updated:** [30 March 2024 16:03 UTC](https://discourse.nodered.org/t/help-text-for-a-subflow-packaged-as-a-module/86865 "2024-03-30T16:03:30Z")

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If I package a subflow as an installable module is there any way of adding help text that will appear in the help panel in the editor?

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## [Shelly Button with mqtt Nr flow](https://discourse.nodered.org/t/shelly-button-with-mqtt-nr-flow/86823)

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**Author:** [@Dylantje](https://discourse.nodered.org/u/Dylantje)\
**Replies:** 11\
**Last updated:** [30 March 2024 13:41 UTC](https://discourse.nodered.org/t/shelly-button-with-mqtt-nr-flow/86823 "2024-03-30T13:41:10Z")

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Shelly Button. Wifi and mqtt. Would love to read it with a flow... I use domoticz, in combination with node red. \[not a programmer:-( \] Doesn't seem that difficult, shellies/Shel-Button-Urinal-gen1/input\_event …

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## [Backing up and restoring Global (and Flow) variables](https://discourse.nodered.org/t/backing-up-and-restoring-global-and-flow-variables/86844)

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**Author:** [@alex88](https://discourse.nodered.org/u/alex88)\
**Replies:** 8\
**Last updated:** [30 March 2024 08:43 UTC](https://discourse.nodered.org/t/backing-up-and-restoring-global-and-flow-variables/86844 "2024-03-30T08:43:49Z")

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Hi, I started tonight with the idea to back-up my global variables to a file, something that I can then restore on the unfortunate outcome of a critical failure of my system. I take regular backups of my flows, but not …

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## [Results in the MySQL database are all 0 for all columns](https://discourse.nodered.org/t/results-in-the-mysql-database-are-all-0-for-all-columns/86857)

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**Author:** [@Sobri](https://discourse.nodered.org/u/Sobri)\
**Replies:** 1\
**Last updated:** [30 March 2024 08:23 UTC](https://discourse.nodered.org/t/results-in-the-mysql-database-are-all-0-for-all-columns/86857 "2024-03-30T08:23:58Z")

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why the results in the MySQL database are all 0 for all columns, can anyone tell me the correct code? The following flow and programming that I made msg.topic = "INSERT INTO realtimealtprg01 (Speed, ProductName, T…

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## [Graph Database recommendation request](https://discourse.nodered.org/t/graph-database-recommendation-request/86843)

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**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\
**Replies:** 2\
**Last updated:** [29 March 2024 23:02 UTC](https://discourse.nodered.org/t/graph-database-recommendation-request/86843 "2024-03-29T23:02:54Z")

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I was wondering if anyone had a graph DB that they would recommend if node-red will be the primary interface. I am looking for something that could run in a docker container and that has a node set for interfacing with i…

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## [Matrix chatbot to process commands](https://discourse.nodered.org/t/matrix-chatbot-to-process-commands/85552)

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**Author:** [@m2ts](https://discourse.nodered.org/u/m2ts)\
**Replies:** 4\
**Last updated:** [29 March 2024 19:44 UTC](https://discourse.nodered.org/t/matrix-chatbot-to-process-commands/85552 "2024-03-29T19:44:40Z")

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Hello Every family member has a matrix.org-account and we share a chatroom to communicate. I would like to add a chatbot to that room. That chatbot could take action via Node-Red if some 'commands' are given. But I don…

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## [How to make webhooks in nodered](https://discourse.nodered.org/t/how-to-make-webhooks-in-nodered/86855)

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**Author:** [@abedmalak](https://discourse.nodered.org/u/abedmalak)\
**Replies:** 3\
**Last updated:** [29 March 2024 19:05 UTC](https://discourse.nodered.org/t/how-to-make-webhooks-in-nodered/86855 "2024-03-29T19:05:49Z")

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this is how my flow is designed, how can I replicate the first step ( letting a webhook trigger the flow and accept a payload?? )

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## [Why does function node not write the value to my global?](https://discourse.nodered.org/t/why-does-function-node-not-write-the-value-to-my-global/86852)

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**Author:** [@novski](https://discourse.nodered.org/u/novski)\
**Replies:** 1\
**Last updated:** [29 March 2024 13:22 UTC](https://discourse.nodered.org/t/why-does-function-node-not-write-the-value-to-my-global/86852 "2024-03-29T13:22:58Z")

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Why does that value not been read? Its sets value name not the value value...

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## [Network and Filesystem implementation](https://discourse.nodered.org/t/network-and-filesystem-implementation/86851)

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**Author:** [@Jonathan](https://discourse.nodered.org/u/Jonathan)\
**Replies:** 1\
**Last updated:** [29 March 2024 13:17 UTC](https://discourse.nodered.org/t/network-and-filesystem-implementation/86851 "2024-03-29T13:17:01Z")

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How does Node-RED implement sending requests over the network like HTTP or HTTPS. And how does it implement the reading and writing to files in the filesystem? I'm using an instrumentation tool at runtime and I would lik…

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## [Dynamic regions in geofence node](https://discourse.nodered.org/t/dynamic-regions-in-geofence-node/86850)

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**Author:** [@fernandezjm](https://discourse.nodered.org/u/fernandezjm)\
**Replies:** 0\
**Last updated:** [29 March 2024 12:04 UTC](https://discourse.nodered.org/t/dynamic-regions-in-geofence-node/86850 "2024-03-29T12:04:09Z")

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Hi, Is it possible to add regions to the geofence node from an external message? Thanks

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## [\[login/join\] password bcrypt with mysql](https://discourse.nodered.org/t/login-join-password-bcrypt-with-mysql/86724)

<div class="topic-metadata">

**Author:** [@2shlee](https://discourse.nodered.org/u/2shlee)\
**Replies:** 6\
**Last updated:** [29 March 2024 07:57 UTC](https://discourse.nodered.org/t/login-join-password-bcrypt-with-mysql/86724 "2024-03-29T07:57:54Z")

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When registering as a member, the password is hash encrypted and stored in the db. And when you log in, compare the "saved password value" with the encrypted input value. But the hash value does not match.. Please tell …

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## [Node-red command not found](https://discourse.nodered.org/t/node-red-command-not-found/86845)

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**Author:** [@HenryTrang](https://discourse.nodered.org/u/HenryTrang)\
**Replies:** 2\
**Last updated:** [29 March 2024 03:21 UTC](https://discourse.nodered.org/t/node-red-command-not-found/86845 "2024-03-29T03:21:39Z")

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hello vateran i have install the node-red by command npm install -g --unsafe-perm node-red. and when bash node-red to start it, i get feedback node-red command not found. how can i fixed? thanks for reading

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## [Restart after upgrade log message](https://discourse.nodered.org/t/restart-after-upgrade-log-message/86841)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 4\
**Last updated:** [28 March 2024 21:36 UTC](https://discourse.nodered.org/t/restart-after-upgrade-log-message/86841 "2024-03-28T21:36:00Z")

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Just updated a node-RED instance to v3.1.8, and noticed in the install log a line suggesting that I can restart node-RED by using an icon under Menu / Programming / Node-RED... I don't know if it's been there forever an…

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## [Node-Red Install Script Not Completing](https://discourse.nodered.org/t/node-red-install-script-not-completing/86830)

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**Author:** [@jgreenmt](https://discourse.nodered.org/u/jgreenmt)\
**Replies:** 9\
**Last updated:** [28 March 2024 21:14 UTC](https://discourse.nodered.org/t/node-red-install-script-not-completing/86830 "2024-03-28T21:14:12Z")

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Hello, I have installed Node-Red on dozens of machines (Raspberry Pi's and PC's) and have never had an issue with the official install script bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/m…

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## [Is there any way to update the flow creds encryption key outside of the editor?](https://discourse.nodered.org/t/is-there-any-way-to-update-the-flow-creds-encryption-key-outside-of-the-editor/86814)

<div class="topic-metadata">

**Author:** [@raspberry](https://discourse.nodered.org/u/raspberry)\
**Replies:** 4\
**Last updated:** [28 March 2024 21:11 UTC](https://discourse.nodered.org/t/is-there-any-way-to-update-the-flow-creds-encryption-key-outside-of-the-editor/86814 "2024-03-28T21:11:40Z")

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Hello, I am about to do an update on a remotely deployed node-red instance. I can only access the command line of the machine running node-red, so no editor access. If I ever need to change the flow credentials key for …

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## [Latest docker image Node.js version 16.20 how to pull a newer node version with docker](https://discourse.nodered.org/t/latest-docker-image-node-js-version-16-20-how-to-pull-a-newer-node-version-with-docker/86839)

<div class="topic-metadata">

**Author:** [@hadwll](https://discourse.nodered.org/u/hadwll)\
**Replies:** 1\
**Last updated:** [28 March 2024 19:55 UTC](https://discourse.nodered.org/t/latest-docker-image-node-js-version-16-20-how-to-pull-a-newer-node-version-with-docker/86839 "2024-03-28T19:55:33Z")

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The latest docker image gives us a node version of 16.20 docker run -it -p 1880:1880 -v node\_red\_data:/data --name mynodered nodered/node-red:3.1.8 Welcome to Node-RED 28 Mar 19:41:35 - \[info\] Node-RED version: v3.1.…

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## [How to close/disconnect TCP connection with remote host?](https://discourse.nodered.org/t/how-to-close-disconnect-tcp-connection-with-remote-host/86236)

<div class="topic-metadata">

**Author:** [@pwrk\_mrymarczyk](https://discourse.nodered.org/u/pwrk_mrymarczyk)\
**Replies:** 9\
**Last updated:** [28 March 2024 17:36 UTC](https://discourse.nodered.org/t/how-to-close-disconnect-tcp-connection-with-remote-host/86236 "2024-03-28T17:36:13Z")

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Hello, We have connected NR to our industrial printers. Everything works correctly so far but I cannot find any way to close active connection with the printers. Why: If any error occurs in our NR logic we want to let …

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