# Latest

**URL:** https://discourse.nodered.org/latest.md?page=277

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

**Page:** 278

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## [MQTT IN dynamic subscription mode add msg.qos](https://discourse.nodered.org/t/mqtt-in-dynamic-subscription-mode-add-msg-qos/82738)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 4\
**Last updated:** [9 November 2023 11:52 UTC](https://discourse.nodered.org/t/mqtt-in-dynamic-subscription-mode-add-msg-qos/82738 "2023-11-09T11:52:59Z")

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Standard default is QoS2 set in node config but option not available in Dynamic mode and it turns out it still defaults to QoS 2 Even adding a change node before the MQTT IN node in dynamic mode and setting msg.qo…

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## [World map plugin, how to store area array of unknown length in context store?](https://discourse.nodered.org/t/world-map-plugin-how-to-store-area-array-of-unknown-length-in-context-store/82705)

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**Author:** [@88bit](https://discourse.nodered.org/u/88bit)\
**Replies:** 2\
**Last updated:** [9 November 2023 11:39 UTC](https://discourse.nodered.org/t/world-map-plugin-how-to-store-area-array-of-unknown-length-in-context-store/82705 "2023-11-09T11:39:08Z")

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Hi I'm using the node-red world map implementation and creating points on the map and store them in a context store so they won't get lost when the map is refreshed and that works great. I now also try to store areas th…

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## [Thermal inkjet printer with node red](https://discourse.nodered.org/t/thermal-inkjet-printer-with-node-red/82725)

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**Author:** [@danhoo1](https://discourse.nodered.org/u/danhoo1)\
**Replies:** 1\
**Last updated:** [9 November 2023 09:29 UTC](https://discourse.nodered.org/t/thermal-inkjet-printer-with-node-red/82725 "2023-11-09T09:29:32Z")

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Hello y'all. I have a HX Nitro Printer that accepts dynamic text over wifi and im wondering if someone could give me a bit of a head start on how i would setup a flow that would change the text of what the printer is pri…

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## [Manipulate JSON data](https://discourse.nodered.org/t/manipulate-json-data/82731)

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**Author:** [@sepp](https://discourse.nodered.org/u/sepp)\
**Replies:** 2\
**Last updated:** [9 November 2023 09:03 UTC](https://discourse.nodered.org/t/manipulate-json-data/82731 "2023-11-09T09:03:24Z")

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hi, im sending data in JSON format into an enoceanoutput node. ther is a string represtentes 4 bytes of data. for example: "data": "32000008", first byte contains setpoint in hexformat, other bytes contains settinginfo…

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## [Random package statistic: more new package this year than last](https://discourse.nodered.org/t/random-package-statistic-more-new-package-this-year-than-last/82734)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 0\
**Last updated:** [9 November 2023 08:22 UTC](https://discourse.nodered.org/t/random-package-statistic-more-new-package-this-year-than-last/82734 "2023-11-09T08:22:06Z")

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Hi There! Today seems to be the day on which the number of new packages for this year overtakes last years number of new packages: #justsaying

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## [Access config node properties from HTML](https://discourse.nodered.org/t/access-config-node-properties-from-html/11629)

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**Author:** [@rsenden](https://discourse.nodered.org/u/rsenden)\
**Replies:** 6\
**Last updated:** [7 November 2023 15:28 UTC](https://discourse.nodered.org/t/access-config-node-properties-from-html/11629 "2023-11-07T15:28:22Z")

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I am developing a node that is configured with a config node. In the .js file, I can access the config node using RED.nodes.getNode(n.config);. How can I access the config node from the HTML? My config node defines two …

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## [Mustache template with node-red-contrib-graphql](https://discourse.nodered.org/t/mustache-template-with-node-red-contrib-graphql/82726)

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**Author:** [@quarfie](https://discourse.nodered.org/u/quarfie)\
**Replies:** 3\
**Last updated:** [9 November 2023 03:28 UTC](https://discourse.nodered.org/t/mustache-template-with-node-red-contrib-graphql/82726 "2023-11-09T03:28:29Z")

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I used a change node to set msg.payload.inventory\_item\_id to 42112828440781 Next I use the graphql node (from node-red-contrib-graphql) to run the following GraphQL query: { inventoryItem(id: "gid://shopify/Inventory…

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## [Object export problem in CSV](https://discourse.nodered.org/t/object-export-problem-in-csv/82693)

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**Author:** [@JeromeVISUALS](https://discourse.nodered.org/u/JeromeVISUALS)\
**Replies:** 9\
**Last updated:** [8 November 2023 22:41 UTC](https://discourse.nodered.org/t/object-export-problem-in-csv/82693 "2023-11-08T22:41:03Z")

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Hi, me again, coming with a small problem concerning CSV export :slight\_smile: Most of the Array I export to CSV using the default CSV node is output correctly, but I have a trouble with objects in the array : here is …

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## [Readme is missing on flows.nodered.org](https://discourse.nodered.org/t/readme-is-missing-on-flows-nodered-org/4443)

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**Author:** [@Hypnos](https://discourse.nodered.org/u/Hypnos)\
**Replies:** 13\
**Last updated:** [8 November 2023 22:34 UTC](https://discourse.nodered.org/t/readme-is-missing-on-flows-nodered-org/4443 "2023-11-08T22:34:12Z")

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Hallo, for my node https://github.com/Hypnos3/node-red-contrib-cast there is a readme displayed at github, at npm: but not at I have republished the node at npm and now the readme is visible again. What could …

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## [3.1.0: Bug with TypedInput validation](https://discourse.nodered.org/t/3-1-0-bug-with-typedinput-validation/82721)

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**Author:** [@GogoVega](https://discourse.nodered.org/u/GogoVega)\
**Replies:** 3\
**Last updated:** [8 November 2023 21:16 UTC](https://discourse.nodered.org/t/3-1-0-bug-with-typedinput-validation/82721 "2023-11-08T21:16:24Z")

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Hi all, Something in version 3.1.0 breaks typedInput validation: 3.0.2 - range node 3.1.0 - range node The strangest thing is that it works if you use the typedInput in a container but not directly in the…

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## [Adax-node API development](https://discourse.nodered.org/t/adax-node-api-development/82486)

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**Author:** [@haavardbj](https://discourse.nodered.org/u/haavardbj)\
**Replies:** 1\
**Last updated:** [8 November 2023 20:08 UTC](https://discourse.nodered.org/t/adax-node-api-development/82486 "2023-11-08T20:08:59Z")

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Hi Anyone who can do job to make node for this adax API? Send PM for more details/Price. Br Haavard

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## [EU or german reseller for Golden Security GS-T3E?](https://discourse.nodered.org/t/eu-or-german-reseller-for-golden-security-gs-t3e/82717)

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**Author:** [@stefan24](https://discourse.nodered.org/u/stefan24)\
**Replies:** 1\
**Last updated:** [8 November 2023 17:32 UTC](https://discourse.nodered.org/t/eu-or-german-reseller-for-golden-security-gs-t3e/82717 "2023-11-08T17:32:45Z")

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I'm currently in contact with Golden Security Technology via Alibaba to get some GS-T3E displays for flashing and testing with OpenHASP. They are asking for a reseller who could sell it in Germany or EU. Is anyone inte…

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## [GPIO pinout change](https://discourse.nodered.org/t/gpio-pinout-change/82712)

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**Author:** [@Peter](https://discourse.nodered.org/u/Peter)\
**Replies:** 8\
**Last updated:** [8 November 2023 17:17 UTC](https://discourse.nodered.org/t/gpio-pinout-change/82712 "2023-11-08T17:17:53Z")

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Hi Everyone, It's been a long time since we have connected, and I've missed you guys!! I have a technical question regarding my challenge with the general GPIO out/In nodes for Raspberry Pi. I'm using a different, unkn…

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## [Victron node do not connect!](https://discourse.nodered.org/t/victron-node-do-not-connect/82660)

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**Author:** [@AloisBachmeier](https://discourse.nodered.org/u/AloisBachmeier)\
**Replies:** 4\
**Last updated:** [8 November 2023 15:39 UTC](https://discourse.nodered.org/t/victron-node-do-not-connect/82660 "2023-11-08T15:39:10Z")

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Hi all, I run node red on my RasPi. Want to use the Victron nodes however they do not connect ! When I use nodeRed on the Victron controler (Cerbo GX) it works fine. However I need to run nodeRed on the RspPi. Any ide…

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## [Stop a node from running](https://discourse.nodered.org/t/stop-a-node-from-running/82714)

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**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\
**Replies:** 4\
**Last updated:** [8 November 2023 15:33 UTC](https://discourse.nodered.org/t/stop-a-node-from-running/82714 "2023-11-08T15:33:09Z")

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Hey All, I've got a motion sensor that triggers a Light Transition Node which dims down for 3 minutes to a dim level. Then holds at that brightness for 5 minuets at which point it trips the next Light Transition Node wh…

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## [Right click and drag mouse to move the design canvas](https://discourse.nodered.org/t/right-click-and-drag-mouse-to-move-the-design-canvas/82719)

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**Author:** [@jacksonlancaster](https://discourse.nodered.org/u/jacksonlancaster)\
**Replies:** 0\
**Last updated:** [8 November 2023 15:28 UTC](https://discourse.nodered.org/t/right-click-and-drag-mouse-to-move-the-design-canvas/82719 "2023-11-08T15:28:24Z")

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Make the canvas moveable by right clicking (and holding down the button) and dragging the mouse. Miro has a similar feature for reference.

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## [Implementing Authorization for users](https://discourse.nodered.org/t/implementing-authorization-for-users/82704)

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**Author:** [@dharmaraj-bytes](https://discourse.nodered.org/u/dharmaraj-bytes)\
**Replies:** 2\
**Last updated:** [8 November 2023 14:32 UTC](https://discourse.nodered.org/t/implementing-authorization-for-users/82704 "2023-11-08T14:32:32Z")

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I have added user login in my node red app. Now I want to create a solution where individual user can have their own separate environment/session where then can create/edit their own flows. So User A can have access to a…

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## [Limited capability user](https://discourse.nodered.org/t/limited-capability-user/82683)

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**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\
**Replies:** 9\
**Last updated:** [8 November 2023 14:19 UTC](https://discourse.nodered.org/t/limited-capability-user/82683 "2023-11-08T14:19:51Z")

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In NR v.3.1.0 is it possible to limit a specific user to use (view/execute) only a single flow?

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## [/dev/ttyUSB0 Permission denied](https://discourse.nodered.org/t/dev-ttyusb0-permission-denied/82695)

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**Author:** [@Chris378](https://discourse.nodered.org/u/Chris378)\
**Replies:** 9\
**Last updated:** [8 November 2023 14:17 UTC](https://discourse.nodered.org/t/dev-ttyusb0-permission-denied/82695 "2023-11-08T14:17:26Z")

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Dear Community I"m running Node-Red in a vitual Lubuntu machine and get this error when trying to connect to USB port. I checked that my user is part of dialout group. Dies anybody has other suggestions how to fix that…

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## [Ubuntu 22 Node-red systemctl startup issue](https://discourse.nodered.org/t/ubuntu-22-node-red-systemctl-startup-issue/82692)

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**Author:** [@Jonathan95](https://discourse.nodered.org/u/Jonathan95)\
**Replies:** 7\
**Last updated:** [8 November 2023 14:08 UTC](https://discourse.nodered.org/t/ubuntu-22-node-red-systemctl-startup-issue/82692 "2023-11-08T14:08:21Z")

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Hi all, Hope someone could maybe help me out with this issue id been experiencing recently. Not to make life hard for myself. I have a fresh install ubuntu server 22 64bit. i am the root user and installed it the foll…

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## [Can i remove one label from the bar chart in node red?](https://discourse.nodered.org/t/can-i-remove-one-label-from-the-bar-chart-in-node-red/82706)

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**Author:** [@Zak](https://discourse.nodered.org/u/Zak)\
**Replies:** 2\
**Last updated:** [8 November 2023 13:46 UTC](https://discourse.nodered.org/t/can-i-remove-one-label-from-the-bar-chart-in-node-red/82706 "2023-11-08T13:46:54Z")

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hey all. i am trying to create a horizontal bar chart that display the count of opened tickets in my front end system. i receive the data from a database, where i run a query to provide me with the count of opened even…

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## [Node-red-contrib-googlehome: where does query come from?](https://discourse.nodered.org/t/node-red-contrib-googlehome-where-does-query-come-from/82710)

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**Author:** [@malys](https://discourse.nodered.org/u/malys)\
**Replies:** 0\
**Last updated:** [8 November 2023 11:19 UTC](https://discourse.nodered.org/t/node-red-contrib-googlehome-where-does-query-come-from/82710 "2023-11-08T11:19:42Z")

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Hi, I have integrated and used node-red-contrib-googlehome with success. It's working well . I have a question about: which device have received vocal command? I want to know it to send its answer to the good device. …

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## [How to create a UNION of BOOL\[16\] and WORD](https://discourse.nodered.org/t/how-to-create-a-union-of-bool-16-and-word/82665)

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**Author:** [@Sysmac](https://discourse.nodered.org/u/Sysmac)\
**Replies:** 4\
**Last updated:** [8 November 2023 09:53 UTC](https://discourse.nodered.org/t/how-to-create-a-union-of-bool-16-and-word/82665 "2023-11-08T09:53:24Z")

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Hello all, new to Node-Red. I would like to create a union connecting an array of bool \[16\] and a word (hex) then convert the word to a string. Any ideas? so 0000000000001100 -\> 0000000C -\> "0000000C" Thank you for y…

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## [Polling error on node-red-contrib-telegram-bot](https://discourse.nodered.org/t/polling-error-on-node-red-contrib-telegram-bot/82686)

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**Author:** [@mildly2late](https://discourse.nodered.org/u/mildly2late)\
**Replies:** 3\
**Last updated:** [8 November 2023 09:13 UTC](https://discourse.nodered.org/t/polling-error-on-node-red-contrib-telegram-bot/82686 "2023-11-08T09:13:46Z")

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Hi i'm encountering this strange polling error, ive used this package for many other projects but only encountering it now. its the only instance of node-red running in the network.

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## [Running script from exec node error](https://discourse.nodered.org/t/running-script-from-exec-node-error/82696)

<div class="topic-metadata">

**Author:** [@rafterkai](https://discourse.nodered.org/u/rafterkai)\
**Replies:** 5\
**Last updated:** [7 November 2023 22:44 UTC](https://discourse.nodered.org/t/running-script-from-exec-node-error/82696 "2023-11-07T22:44:09Z")

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I have made a script to print pdf files to a network printer using pdf-to-printer. When I run the script directly in the command prompt, it works fine but when I try to run the same command from inside node red using the…

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## [Cronplus Sunset](https://discourse.nodered.org/t/cronplus-sunset/82621)

<div class="topic-metadata">

**Author:** [@xytsrm](https://discourse.nodered.org/u/xytsrm)\
**Replies:** 61\
**Last updated:** [7 November 2023 21:27 UTC](https://discourse.nodered.org/t/cronplus-sunset/82621 "2023-11-07T21:27:10Z")

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I don't have experience with cronplus; however I've created a test flow that outputs at specific times that works without issue. The issue I'm seeing is "Sunset"; after setting my timezone I set a schedule for Sunset. Af…

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## [\[UPDATE\] node-red-semaphore-plus 3.1.0](https://discourse.nodered.org/t/update-node-red-semaphore-plus-3-1-0/82620)

<div class="topic-metadata">

**Author:** [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\
**Replies:** 18\
**Last updated:** [7 November 2023 20:18 UTC](https://discourse.nodered.org/t/update-node-red-semaphore-plus-3-1-0/82620 "2023-11-07T20:18:39Z")

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After a discussion under the below thread with @cymplecy node-red-semaphore-plus 3.1.0 is now available. New Features You can now reset the lock (which will dispose of all messages) To do this, send a property of m…

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## [Persistent Context Set Previous Value](https://discourse.nodered.org/t/persistent-context-set-previous-value/82697)

<div class="topic-metadata">

**Author:** [@PuckeyP](https://discourse.nodered.org/u/PuckeyP)\
**Replies:** 2\
**Last updated:** [7 November 2023 20:05 UTC](https://discourse.nodered.org/t/persistent-context-set-previous-value/82697 "2023-11-07T20:05:35Z")

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Hi All, Question: Is it possible to set previous value for a global value, or should I just send two values pushing the first one to the previous value state Thx PPee

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## [Don't do what I just did! (a cautionary tale)](https://discourse.nodered.org/t/dont-do-what-i-just-did-a-cautionary-tale/82601)

<div class="topic-metadata">

**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 21\
**Last updated:** [7 November 2023 11:56 UTC](https://discourse.nodered.org/t/dont-do-what-i-just-did-a-cautionary-tale/82601 "2023-11-07T11:56:26Z")

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So @dynamicdave creates a nice Single Sensor Node PCB board and both he and I ordered them and built them. Dave is clever and was able to put two boards on each PCB one using a USB jack to provide and the other a two pin…

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## [Node-red-contrib-pid components values](https://discourse.nodered.org/t/node-red-contrib-pid-components-values/82688)

<div class="topic-metadata">

**Author:** [@avk999](https://discourse.nodered.org/u/avk999)\
**Replies:** 5\
**Last updated:** [7 November 2023 19:02 UTC](https://discourse.nodered.org/t/node-red-contrib-pid-components-values/82688 "2023-11-07T19:02:58Z")

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I use node-red-contrib-pid module by colinl and while the node itself works fine the output values of the P,I,D components do not make much sense. When the temperature (PV) is lower than the setpoint the P component is n…

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