# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=5

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

**Page:** 6

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## [Issue with node-red-context-monitor and Node-RED 5](https://discourse.nodered.org/t/issue-with-node-red-context-monitor-and-node-red-5/101256)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 10\
**Last updated:** [13 June 2026 09:53 UTC](https://discourse.nodered.org/t/issue-with-node-red-context-monitor-and-node-red-5/101256 "2026-06-13T09:53:35Z")

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Just switched to this (on previous install that was running the beta) and getting an error message with my q-gate nodes (node-red-contrib-queue-gate) that I've not noticed before. Not declaring a fault just yet with NR5…

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## [Error installing node-red-contrib-dahua-device 1.0.3](https://discourse.nodered.org/t/error-installing-node-red-contrib-dahua-device-1-0-3/101095)

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**Author:** [@eddee54455](https://discourse.nodered.org/u/eddee54455)\
**Replies:** 14\
**Last updated:** [12 June 2026 07:45 UTC](https://discourse.nodered.org/t/error-installing-node-red-contrib-dahua-device-1-0-3/101095 "2026-06-12T07:45:36Z")

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Hi Guys, Can anybody possibly help me with this? I get the following error and it fails to install... 2026-05-20T15:33:52.611Z Install : node-red-contrib-dahua-device 1.0.3 2026-05-20T15:33:52.626Z npm install --no-au…

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## [Vote for change. Debug "payload" only || or || the whole \`msg\`?](https://discourse.nodered.org/t/vote-for-change-debug-payload-only-or-the-whole-msg/101216)

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**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 15\
**Last updated:** [11 June 2026 22:11 UTC](https://discourse.nodered.org/t/vote-for-change-debug-payload-only-or-the-whole-msg/101216 "2026-06-11T22:11:47Z")

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I've opened a request at Core Dev. sub-section, but I'm interested how average users think about this? szavazás Why ? I'm asking this, because in many cases it is misleading that only a small part of the whole msg i…

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## [Modbus TCP connection to node red replying with errors](https://discourse.nodered.org/t/modbus-tcp-connection-to-node-red-replying-with-errors/101241)

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**Author:** [@joeltackie](https://discourse.nodered.org/u/joeltackie)\
**Replies:** 1\
**Last updated:** [11 June 2026 21:16 UTC](https://discourse.nodered.org/t/modbus-tcp-connection-to-node-red-replying-with-errors/101241 "2026-06-11T21:16:38Z")

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I am to connect node-red to a modbus server on the same network (LAN) Using node-red-contrib-modbus palette I keep getting this error; As shown in image 1 {"enc":true,"type":"error","data":{"name":"Error","message":"P…

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## [Issue with Delete & reconnect where flow loops back](https://discourse.nodered.org/t/issue-with-delete-reconnect-where-flow-loops-back/101252)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 5\
**Last updated:** [11 June 2026 15:25 UTC](https://discourse.nodered.org/t/issue-with-delete-reconnect-where-flow-loops-back/101252 "2026-06-11T15:25:54Z")

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This is a simple flow to implement a queue. An example of usage is for a batch SQL insert, where "Protracted processing" sends batches to the database. The queue ensures that the batches are inserted in the right order. …

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## [More WorldMap questions](https://discourse.nodered.org/t/more-worldmap-questions/101142)

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**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 17\
**Last updated:** [11 June 2026 09:44 UTC](https://discourse.nodered.org/t/more-worldmap-questions/101142 "2026-06-11T09:44:33Z")

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Sorry, but I have a few more questions about the WorldMap module. How can I disable the "double-click =\> zoom" behavior? (If the user clicks twice on a marker, it should not zoom in) I can see, there is a map.double…

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## [Questions on upgrading to NR5](https://discourse.nodered.org/t/questions-on-upgrading-to-nr5/101240)

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**Author:** [@k5map](https://discourse.nodered.org/u/k5map)\
**Replies:** 18\
**Last updated:** [11 June 2026 09:21 UTC](https://discourse.nodered.org/t/questions-on-upgrading-to-nr5/101240 "2026-06-11T09:21:38Z")

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I am running node v22.22.3 and npm v10.9.8. After I run "sudo npm install -g node-red", my editor still shows I'm running NR v4.1.11 and no errors were reported. Any idea why the upgrade did not work?

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## [Monitoring MariaDB Replication?](https://discourse.nodered.org/t/monitoring-mariadb-replication/101242)

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**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 0\
**Last updated:** [9 June 2026 23:37 UTC](https://discourse.nodered.org/t/monitoring-mariadb-replication/101242 "2026-06-09T23:37:00Z")

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Monitoring MariaDB Replication? Anyone attempted this before? Would seem 'watching' the status of the 'replicas' would be a logical approach, no?

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## [Quick fix to revert the behaviour of closing the editor window](https://discourse.nodered.org/t/quick-fix-to-revert-the-behaviour-of-closing-the-editor-window/101228)

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**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\
**Replies:** 1\
**Last updated:** [9 June 2026 05:46 UTC](https://discourse.nodered.org/t/quick-fix-to-revert-the-behaviour-of-closing-the-editor-window/101228 "2026-06-09T05:46:25Z")

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Can anyone improve on this quick fix? Problem: Clicking outside the editor window used to close it, and since recent updates this behaviour was changed. (I believe this change may be reverted in a future update but not…

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## [Weird issue with node-red closing after a while on android](https://discourse.nodered.org/t/weird-issue-with-node-red-closing-after-a-while-on-android/101173)

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**Author:** [@ReCore](https://discourse.nodered.org/u/ReCore)\
**Replies:** 6\
**Last updated:** [9 June 2026 00:11 UTC](https://discourse.nodered.org/t/weird-issue-with-node-red-closing-after-a-while-on-android/101173 "2026-06-09T00:11:54Z")

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Hi all, got a bit of an odd issue with node-red. I've got a set up with an old kiosk-type android device that I've set up to work as a digital switch for a fan. Using termux to run node-red at boot, it serves a simple we…

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## [Need help with Function node to SQL Database](https://discourse.nodered.org/t/need-help-with-function-node-to-sql-database/101225)

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**Author:** [@ss1012](https://discourse.nodered.org/u/ss1012)\
**Replies:** 4\
**Last updated:** [8 June 2026 18:05 UTC](https://discourse.nodered.org/t/need-help-with-function-node-to-sql-database/101225 "2026-06-08T18:05:42Z")

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I would also like to send a time stamp to the SQL database.

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## [Converting a date string to UTC (with dayjs?)](https://discourse.nodered.org/t/converting-a-date-string-to-utc-with-dayjs/101217)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 7\
**Last updated:** [8 June 2026 14:37 UTC](https://discourse.nodered.org/t/converting-a-date-string-to-utc-with-dayjs/101217 "2026-06-08T14:37:50Z")

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This is a snippet from the Octopus API example output for consumption: { "consumption": 0.078, "interval\_start": "2023-03-26T00:30:00Z", "interval\_end": "2023-03-26T02:00:00+01:00" }, {...}, etc W…

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## [Quick Survey: How Do You Build, Debug, and Reuse Workflows?](https://discourse.nodered.org/t/quick-survey-how-do-you-build-debug-and-reuse-workflows/101221)

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**Author:** [@zekun-wu](https://discourse.nodered.org/u/zekun-wu)\
**Replies:** 3\
**Last updated:** [8 June 2026 10:32 UTC](https://discourse.nodered.org/t/quick-survey-how-do-you-build-debug-and-reuse-workflows/101221 "2026-06-08T10:32:06Z")

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Hi everyone, My name is Zekun Wu, and I am a researcher at Saarland University, Germany. I am currently conducting a short research survey on how people use workflow automation tools such as Node-RED. In particular, I’…

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## [Ned-red work as modbus tcp server communicate with scada application](https://discourse.nodered.org/t/ned-red-work-as-modbus-tcp-server-communicate-with-scada-application/101205)

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**Author:** [@Boy\_co\_don](https://discourse.nodered.org/u/Boy_co_don)\
**Replies:** 8\
**Last updated:** [7 June 2026 11:28 UTC](https://discourse.nodered.org/t/ned-red-work-as-modbus-tcp-server-communicate-with-scada-application/101205 "2026-06-07T11:28:28Z")

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Dear Expert I want to buid node-red as Modbus TCP server to communicate with SCADA. I need Node-red Mobus TCP server send data to SCADA via FC4 and FC2. And receive command from SCADA with FC3/FC6 and FC1/FC5. I tried…

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## [Nssm + Log user](https://discourse.nodered.org/t/nssm-log-user/101176)

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**Author:** [@jlt57](https://discourse.nodered.org/u/jlt57)\
**Replies:** 6\
**Last updated:** [6 June 2026 12:20 UTC](https://discourse.nodered.org/t/nssm-log-user/101176 "2026-06-06T12:20:42Z")

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Hello everyone, I installed Node-RED a month ago and I'm testing it thoroughly. For automatic startup, I'm using nssm.exe, which runs it as a service. This works very well, but there's a drawback: the connections made …

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## [Node-red-start - nodered.service: ...empty string: NODE\_RED\_OPTIONS](https://discourse.nodered.org/t/node-red-start-nodered-service-empty-string-node-red-options/101196)

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**Author:** [@mudwalker](https://discourse.nodered.org/u/mudwalker)\
**Replies:** 23\
**Last updated:** [6 June 2026 10:10 UTC](https://discourse.nodered.org/t/node-red-start-nodered-service-empty-string-node-red-options/101196 "2026-06-06T10:10:34Z")

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Hi, I seem to have done something to my Development Node-RED installation and I have checked a few things, but it is now beyond my knowledge... node-red-start Start Node-RED Once Node-RED has started, point a brow…

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## [Send data using WLAN from Serial control node (ttyUSB0) from Raspberry Pi Zero W to a Raspberry Pi 4B](https://discourse.nodered.org/t/send-data-using-wlan-from-serial-control-node-ttyusb0-from-raspberry-pi-zero-w-to-a-raspberry-pi-4b/101125)

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**Author:** [@nosered1966](https://discourse.nodered.org/u/nosered1966)\
**Replies:** 25\
**Last updated:** [5 June 2026 20:22 UTC](https://discourse.nodered.org/t/send-data-using-wlan-from-serial-control-node-ttyusb0-from-raspberry-pi-zero-w-to-a-raspberry-pi-4b/101125 "2026-06-05T20:22:28Z")

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Hi all, currently I use the serial control node (ttyUSB0) of a Raspberry Pi 4B (1) to read data from a directly connected heating device and showing this data in a Node-RED dashboard. However, since the rpi4B (1) is ac…

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## [Subflow Name from Varibable](https://discourse.nodered.org/t/subflow-name-from-varibable/101206)

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**Author:** [@AndyX](https://discourse.nodered.org/u/AndyX)\
**Replies:** 0\
**Last updated:** [5 June 2026 17:20 UTC](https://discourse.nodered.org/t/subflow-name-from-varibable/101206 "2026-06-05T17:20:29Z")

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Hello, Can I use a variable in my example "topic" for the Name when no Name is set so I don't have to set it twice? Thanks

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## [Flashing LED's on dashboard for kWh for High or Low rate is active](https://discourse.nodered.org/t/flashing-leds-on-dashboard-for-kwh-for-high-or-low-rate-is-active/101180)

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**Author:** [@Johannesje](https://discourse.nodered.org/u/Johannesje)\
**Replies:** 12\
**Last updated:** [5 June 2026 13:18 UTC](https://discourse.nodered.org/t/flashing-leds-on-dashboard-for-kwh-for-high-or-low-rate-is-active/101180 "2026-06-05T13:18:20Z")

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Hi My kWh meter displays a low and a high rate (counters). I have an MQTT connection to Node Red. When the high rate is active, I would like an LED light on my dashboard to flash. And the same applies when the low rat…

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## [How do I find this node?](https://discourse.nodered.org/t/how-do-i-find-this-node/101192)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [5 June 2026 12:06 UTC](https://discourse.nodered.org/t/how-do-i-find-this-node/101192 "2026-06-05T12:06:47Z")

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Mia culpa - again. I seem to have taken an MQTT node from one machine to another. Which is annoying. So how do I find it?

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## [Inject nodes not always firing](https://discourse.nodered.org/t/inject-nodes-not-always-firing/101191)

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**Author:** [@dougle03](https://discourse.nodered.org/u/dougle03)\
**Replies:** 5\
**Last updated:** [5 June 2026 09:05 UTC](https://discourse.nodered.org/t/inject-nodes-not-always-firing/101191 "2026-06-05T09:05:32Z")

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I've noticed over the last month or so that occasionally some inject nodes are failing to fire? I've a number of interval and timed interval nodes, but on more than a few occasions now I've noticed that they sometimes f…

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## [Problem by using node-red-contrib-opcua for PLC backup](https://discourse.nodered.org/t/problem-by-using-node-red-contrib-opcua-for-plc-backup/101182)

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**Author:** [@Petonius](https://discourse.nodered.org/u/Petonius)\
**Replies:** 3\
**Last updated:** [4 June 2026 14:10 UTC](https://discourse.nodered.org/t/problem-by-using-node-red-contrib-opcua-for-plc-backup/101182 "2026-06-04T14:10:45Z")

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Hi, I have a problem with reading out data from PLC to make a backup. I use node-red-contrib-opcua client node and Browser node for it. The data(Recipes of a machine) are send to specified datablock of Siemens S7-1500…

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## [How to increase font size in function node editor (Victron Cerbo)](https://discourse.nodered.org/t/how-to-increase-font-size-in-function-node-editor-victron-cerbo/101077)

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**Author:** [@usernamepasswordBS](https://discourse.nodered.org/u/usernamepasswordBS)\
**Replies:** 45\
**Last updated:** [4 June 2026 11:33 UTC](https://discourse.nodered.org/t/how-to-increase-font-size-in-function-node-editor-victron-cerbo/101077 "2026-06-04T11:33:16Z")

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Hi all, on my Win 10 laptop I have tried various touchpad gestures and key combinations but the best I can get is a zoom on the whole page, not just the text within the editor. The actual instance of Node-red is running…

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## [Node-red won't open, can't connect etc. Suspect nodes](https://discourse.nodered.org/t/node-red-wont-open-cant-connect-etc-suspect-nodes/101169)

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**Author:** [@usernamepasswordBS](https://discourse.nodered.org/u/usernamepasswordBS)\
**Replies:** 18\
**Last updated:** [3 June 2026 20:26 UTC](https://discourse.nodered.org/t/node-red-wont-open-cant-connect-etc-suspect-nodes/101169 "2026-06-03T20:26:33Z")

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I've had a problem where the browser was giving various errors, not connecting etc. and I think it's down to this little combination: \[{"id":"cb6f5ca6c9e19168","type":"inject","z":"1dd0a75c02dce780","name":"","props":\[{…

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## [Another weird happening with \`msg\` and \`null\`](https://discourse.nodered.org/t/another-weird-happening-with-msg-and-null/101172)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 9\
**Last updated:** [2 June 2026 08:22 UTC](https://discourse.nodered.org/t/another-weird-happening-with-msg-and-null/101172 "2026-06-02T08:22:35Z")

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I am really having fun with rogue messages and strange things happening in my flows. (my thread on subflows for buttons for instance) So I'm confused with what I am seeing and to maybe save me a lot of typing here is a…

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## [Another "Weird" question for coders. (Gate nodes)](https://discourse.nodered.org/t/another-weird-question-for-coders-gate-nodes/101161)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 10\
**Last updated:** [1 June 2026 21:15 UTC](https://discourse.nodered.org/t/another-weird-question-for-coders-gate-nodes/101161 "2026-06-01T21:15:37Z")

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Only because I am still learning BETTER WAYS TO CODE I am seeing mistakes now and then. And - alas - some are on the gate node/s. node-red-contrib-simple-gate Anyway, now and then I am getting messages from said gates…

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## [Wait until node, sensor.time and input\_datetime](https://discourse.nodered.org/t/wait-until-node-sensor-time-and-input-datetime/101167)

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**Author:** [@hansjeu](https://discourse.nodered.org/u/hansjeu)\
**Replies:** 2\
**Last updated:** [1 June 2026 11:38 UTC](https://discourse.nodered.org/t/wait-until-node-sensor-time-and-input-datetime/101167 "2026-06-01T11:38:47Z")

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I use Node-red in Home assistent. I have the two variables: 1.sensor.time 2.input\_datetime.stop\_airco I would like to use the "wait until node". The node must wait until the time is stored in input\_datetime.stop\_air…

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## [Tidied up Install script for v5](https://discourse.nodered.org/t/tidied-up-install-script-for-v5/100880)

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**Author:** [@dceejay](https://discourse.nodered.org/u/dceejay)\
**Replies:** 11\
**Last updated:** [31 May 2026 10:02 UTC](https://discourse.nodered.org/t/tidied-up-install-script-for-v5/100880 "2026-05-31T10:02:26Z")

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The current install script has done a fair few rounds, so I have had a go at tidying it up somewhat - to get rid of some of the old cruft that had accumulated along the way - and to make it more ready for v5 (ie node 22…

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## [Help cleaning up old code. SEARCH seems rather poor](https://discourse.nodered.org/t/help-cleaning-up-old-code-search-seems-rather-poor/101156)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 7\
**Last updated:** [30 May 2026 11:46 UTC](https://discourse.nodered.org/t/help-cleaning-up-old-code-search-seems-rather-poor/101156 "2026-05-30T11:46:08Z")

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I am not sure it is a good thing, but my past is kind of haunting me. WAY BACK WHEN..... var was used to declare variables used in function node. This has made way to let. So I a thought I would go through and searc…

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## [Node-RED Projects and Credentials Encryption in DevOps Pipeline](https://discourse.nodered.org/t/node-red-projects-and-credentials-encryption-in-devops-pipeline/101141)

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**Author:** [@aitor](https://discourse.nodered.org/u/aitor)\
**Replies:** 3\
**Last updated:** [29 May 2026 10:22 UTC](https://discourse.nodered.org/t/node-red-projects-and-credentials-encryption-in-devops-pipeline/101141 "2026-05-29T10:22:19Z")

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Hi, I'm having trouble with Node-RED projects and credential encryption. Context of my setup: Development is done in a Dockerized Node-RED instance with Projects (git) enabled. When I commit code, it is pushed to a G…

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