# General **URL:** https://discourse.nodered.org/c/general/7.md?page=843 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 844 --- ## [Node Red Projects and GitHub/Balena](https://discourse.nodered.org/t/node-red-projects-and-github-balena/16003)
**Author:** [@GregorR1](https://discourse.nodered.org/u/GregorR1)\ **Replies:** 1\ **Last updated:** [30 September 2019 12:37 UTC](https://discourse.nodered.org/t/node-red-projects-and-github-balena/16003 "2019-09-30T12:37:32Z")
I'm trying to connect up my Development Device to my Balena so I can git push to deploy my program. The issue I'm having is that I can't get the Balena integration to work. Ive created my SSH key and I've added it into… --- ## [Set Value on Windhager Heating System](https://discourse.nodered.org/t/set-value-on-windhager-heating-system/15476)
**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\ **Replies:** 17\ **Last updated:** [30 September 2019 12:25 UTC](https://discourse.nodered.org/t/set-value-on-windhager-heating-system/15476 "2019-09-30T12:25:59Z")
Hi, I got a new Heating System from the Austrian Company "Windhager". They use a controling System called "Infinity" which includes a WEbServer. It is possible to use http request to get values from the system. E.g.: … --- ## [Json array help](https://discourse.nodered.org/t/json-array-help/15884)
**Author:** [@DillonW](https://discourse.nodered.org/u/DillonW)\ **Replies:** 2\ **Last updated:** [30 September 2019 10:58 UTC](https://discourse.nodered.org/t/json-array-help/15884 "2019-09-30T10:58:20Z")
Hi, I am trying to use a function to access an outside defined ML model based on IBM. The requested format is specified as -d '{"input\_data": \[{"fields": \["SENSOROUTPUTSTATUS", "TEMP", "HUMIDITY", "TIME"\],"values": \[$AR… --- ## [Node-RED on IBM Bluemix for IBM Watson IoT Platform](https://discourse.nodered.org/t/node-red-on-ibm-bluemix-for-ibm-watson-iot-platform/16079)
**Author:** [@imdkthr](https://discourse.nodered.org/u/imdkthr)\ **Replies:** 1\ **Last updated:** [30 September 2019 09:46 UTC](https://discourse.nodered.org/t/node-red-on-ibm-bluemix-for-ibm-watson-iot-platform/16079 "2019-09-30T09:46:21Z")
Using an unsupported version of Node.js You should upgrade to the latest Node.js LTS release whenever i open my node red ibm bluemix i have having these errors. it covers my flow tabs please provide a solution for thes… --- ## [Permission error when trying to install nodes](https://discourse.nodered.org/t/permission-error-when-trying-to-install-nodes/12310)
**Author:** [@Juhputti](https://discourse.nodered.org/u/Juhputti)\ **Replies:** 8\ **Last updated:** [29 September 2019 21:56 UTC](https://discourse.nodered.org/t/permission-error-when-trying-to-install-nodes/12310 "2019-09-29T21:56:50Z")
I did a clean OS X install. I installed node and node red as before and back then I didn't have any problems. Now with this fresh installation I cannot install anything from manage palettes or using npm install command. … --- ## [How to import subscribe message into C program?](https://discourse.nodered.org/t/how-to-import-subscribe-message-into-c-program/16032)
**Author:** [@rcbuck](https://discourse.nodered.org/u/rcbuck)\ **Replies:** 8\ **Last updated:** [29 September 2019 20:58 UTC](https://discourse.nodered.org/t/how-to-import-subscribe-message-into-c-program/16032 "2019-09-29T20:58:27Z")
I have a system designed using an ESP32 control board and Node-Red for the web interface. The system has an alarm that can be armed from either the Raspberry Pi running Node-Red or from the ESP32 board. There is an LED o… --- ## [Show/Hide or Enable/Disable a Dashboard switch](https://discourse.nodered.org/t/show-hide-or-enable-disable-a-dashboard-switch/16012)
**Author:** [@nicedevil](https://discourse.nodered.org/u/nicedevil)\ **Replies:** 3\ **Last updated:** [29 September 2019 19:06 UTC](https://discourse.nodered.org/t/show-hide-or-enable-disable-a-dashboard-switch/16012 "2019-09-29T19:06:15Z")
Hey guys, I'm back with new questions :slight\_smile: I managed to get a PIN pad on my dashboard. I have one switch that should not accidentialy pressed while doing finger stuff on my smartphone :stuck\_out\_tongue: So my… --- ## [Cannot install "node-red" snap](https://discourse.nodered.org/t/cannot-install-node-red-snap/16055)
**Author:** [@pmrit](https://discourse.nodered.org/u/pmrit)\ **Replies:** 1\ **Last updated:** [29 September 2019 15:21 UTC](https://discourse.nodered.org/t/cannot-install-node-red-snap/16055 "2019-09-29T15:21:15Z")
HI As you noticed I am new in this forum. But reason why O am writing is a preoblem what I having during installation. I have installed Ububtu 18 LTS. Ihave onstalled snap and after "snap install node-red" command I ha… --- ## [SWITCH node - bug?](https://discourse.nodered.org/t/switch-node-bug/16058)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 5\ **Last updated:** [29 September 2019 14:12 UTC](https://discourse.nodered.org/t/switch-node-bug/16058 "2019-09-29T14:12:31Z")
(Ok, no more "bug" section) I am using a few switch nodes. Alas they are BIG. Well, just now I am up to 14 outputs. Recently when I open them, scrolling inside them is painful. From memory the list starts at the bo… --- ## [Designing a Node-RED "Twitter Wall"](https://discourse.nodered.org/t/designing-a-node-red-twitter-wall/16031)
**Author:** [@hazymat](https://discourse.nodered.org/u/hazymat)\ **Replies:** 13\ **Last updated:** [29 September 2019 13:02 UTC](https://discourse.nodered.org/t/designing-a-node-red-twitter-wall/16031 "2019-09-29T13:02:24Z")
Aim: a school we work with wants to see photos and text from the last e.g. 4 tweets, to be displayed on a large screen in the entrance foyer. I'd like to do this using Node-RED because it's familiar to me, and I like the… --- ## [Pulling apart message arrays](https://discourse.nodered.org/t/pulling-apart-message-arrays/16041)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 9\ **Last updated:** [29 September 2019 10:23 UTC](https://discourse.nodered.org/t/pulling-apart-message-arrays/16041 "2019-09-29T10:23:58Z")
Ok, I'm stuck. Messing around with a message which looks like: n,r,g,b (String but the values are numbers) n ranges from 0 to 7. the others from 0 to 256. (Guess what I am doing - rhetorical) Because I am curious … --- ## [Who wants to do a proof read on some notes I made?](https://discourse.nodered.org/t/who-wants-to-do-a-proof-read-on-some-notes-i-made/16044)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 1\ **Last updated:** [29 September 2019 12:09 UTC](https://discourse.nodered.org/t/who-wants-to-do-a-proof-read-on-some-notes-i-made/16044 "2019-09-29T12:09:04Z")
I've just bashed out a bit of stuff on how to use Node-Red. I don't want to put it here now as is, as I am sure I will get torn apart. I'd prefer only a couple of people have a check read of it first. --- ## [Stuck simulating errors. (try 2)](https://discourse.nodered.org/t/stuck-simulating-errors-try-2/16050)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 3\ **Last updated:** [29 September 2019 11:50 UTC](https://discourse.nodered.org/t/stuck-simulating-errors-try-2/16050 "2019-09-29T11:50:35Z")
I have had a few problems recently and it is the routine that has bitten me on the b\*m. And typically it is the error routine which is at fault. To try and catch the error, and find the problem I separated the two part… --- ## [LINK nodes.... Viability question](https://discourse.nodered.org/t/link-nodes-viability-question/16042)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 3\ **Last updated:** [29 September 2019 10:30 UTC](https://discourse.nodered.org/t/link-nodes-viability-question/16042 "2019-09-29T10:30:39Z")
I'm just wondering. Say I have a link out node going to other flows. Or more so for this question: To another flow at multiple locations. That is: on the other flow there are several link in nodes which link back … --- ## [If I start node-red in safe mode, how do I stop it?](https://discourse.nodered.org/t/if-i-start-node-red-in-safe-mode-how-do-i-stop-it/16046)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 0\ **Last updated:** [29 September 2019 08:51 UTC](https://discourse.nodered.org/t/if-i-start-node-red-in-safe-mode-how-do-i-stop-it/16046 "2019-09-29T08:51:03Z")
Something weird has happened - but for me that is normal. I've rolled back to a "last working" flow set. I'm starting in safe mode only as a precaution. I start node-red in safe mode. node-red --safe It loads and I … --- ## [SNMP-set node issue](https://discourse.nodered.org/t/snmp-set-node-issue/16028)
**Author:** [@kresten88](https://discourse.nodered.org/u/kresten88)\ **Replies:** 4\ **Last updated:** [29 September 2019 07:45 UTC](https://discourse.nodered.org/t/snmp-set-node-issue/16028 "2019-09-29T07:45:40Z")
For some reason, which I cannot find, an SNMP set from a simple dropdown list works perfect. The same does not work when I use a dropdown list with data from a DBquery. Here is the working debug msg after my function (… --- ## [Can I add a pop-ups related to a specific workflow tab when push a button on the navigator?](https://discourse.nodered.org/t/can-i-add-a-pop-ups-related-to-a-specific-workflow-tab-when-push-a-button-on-the-navigator/16021)
**Author:** [@HannanKan](https://discourse.nodered.org/u/HannanKan)\ **Replies:** 5\ **Last updated:** [28 September 2019 10:42 UTC](https://discourse.nodered.org/t/can-i-add-a-pop-ups-related-to-a-specific-workflow-tab-when-push-a-button-on-the-navigator/16021 "2019-09-28T10:42:19Z")
As you can see in the question, I want to I want to add a button on the navigator of nodered I want to add a pop-ups when I push the button. --- ## [Emotiv with node red](https://discourse.nodered.org/t/emotiv-with-node-red/16005)
**Author:** [@ferasj22](https://discourse.nodered.org/u/ferasj22)\ **Replies:** 5\ **Last updated:** [28 September 2019 00:15 UTC](https://discourse.nodered.org/t/emotiv-with-node-red/16005 "2019-09-28T00:15:19Z")
My project is using the Emotiv Epoc+ 14 channel headset to detect the EEG signals (brain signals) and send it to the node-RED. Then, the EEG signals will be sent to the Arduino board to control the motion of the robot. … --- ## [\_msgid being saved to object in context](https://discourse.nodered.org/t/msgid-being-saved-to-object-in-context/16016)
**Author:** [@m\_elias](https://discourse.nodered.org/u/m_elias)\ **Replies:** 4\ **Last updated:** [27 September 2019 21:31 UTC](https://discourse.nodered.org/t/msgid-being-saved-to-object-in-context/16016 "2019-09-27T21:31:48Z")
I have a simple inject-\>function flow to recreate an object in the flow context for when I mess it up in my other flows. For some reason, it saves a \_msgid to that object. It's the same \_msgid as the function node automa… --- ## [Nicedevil's Starting Questions](https://discourse.nodered.org/t/nicedevils-starting-questions/14454)
**Author:** [@nicedevil](https://discourse.nodered.org/u/nicedevil)\ **Replies:** 95\ **Last updated:** [27 September 2019 20:26 UTC](https://discourse.nodered.org/t/nicedevils-starting-questions/14454 "2019-09-27T20:26:02Z")
Hey guys, I started with my homeautomation just today. My Node-Red is up and running and I did a few basic stuffs. Now I have a little problem where I don't know what I have to google for. Tryed out something like this… --- ## [Error detecting really not "working"](https://discourse.nodered.org/t/error-detecting-really-not-working/15994)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 8\ **Last updated:** [27 September 2019 16:29 UTC](https://discourse.nodered.org/t/error-detecting-really-not-working/15994 "2019-09-27T16:29:09Z")
Sorry folks, but I really am stuck with what is going on with error trapping. To the best of my knowledge things are ok as they were. Me, every wanting to stir the hornet's nest, I am trying to make the flow better. T… --- ## [Can you assign a base http path context to a project?](https://discourse.nodered.org/t/can-you-assign-a-base-http-path-context-to-a-project/15983)
**Author:** [@johnlongo](https://discourse.nodered.org/u/johnlongo)\ **Replies:** 3\ **Last updated:** [27 September 2019 15:14 UTC](https://discourse.nodered.org/t/can-you-assign-a-base-http-path-context-to-a-project/15983 "2019-09-27T15:14:32Z")
Was wondering if you can assign a base http path context to a project. Example: project 1 http path starts with "/path1/" project 2 http path starts with "/path2/" so when I make a http request to http://node-red-hos… --- ## [\[SOLVED\] Node-red-contrib-mssql-plus](https://discourse.nodered.org/t/solved-node-red-contrib-mssql-plus/15956)
**Author:** [@Francesco](https://discourse.nodered.org/u/Francesco)\ **Replies:** 6\ **Last updated:** [27 September 2019 13:49 UTC](https://discourse.nodered.org/t/solved-node-red-contrib-mssql-plus/15956 "2019-09-27T13:49:30Z")
Hi all. I have problems connecting to a mssql database. I'm using the following node "node-red-contrib-mssql-plus 0.30". The db is accessible with other programs and when I try to run a query I get this error: {"\_msg… --- ## [Install node-red 1.0. on new pi](https://discourse.nodered.org/t/install-node-red-1-0-on-new-pi/15998)
**Author:** [@Dave](https://discourse.nodered.org/u/Dave)\ **Replies:** 2\ **Last updated:** [27 September 2019 13:07 UTC](https://discourse.nodered.org/t/install-node-red-1-0-on-new-pi/15998 "2019-09-27T13:07:10Z")
I am installing to a new raspberry pi I read to install nr 1.0. use sudo npm install -g --unsafe-perm node-red@next but is that to upgrade from say 0.20.7 do I need to use bash \<(curl -sL https://raw.githubuserc… --- ## [Hik Camera Node](https://discourse.nodered.org/t/hik-camera-node/15989)
**Author:** [@ChrisO](https://discourse.nodered.org/u/ChrisO)\ **Replies:** 4\ **Last updated:** [27 September 2019 12:46 UTC](https://discourse.nodered.org/t/hik-camera-node/15989 "2019-09-27T12:46:31Z")
We have a HIK IP Camera at work, and I have found https://flows.nodered.org/node/node-red-contrib-hikcamera. But there isn't a great deal of info with it. Would anyone have any examples of how to use it. I have suppli… --- ## [Node-Red scalability ](https://discourse.nodered.org/t/node-red-scalability/15938)
**Author:** [@khalilx3](https://discourse.nodered.org/u/khalilx3)\ **Replies:** 7\ **Last updated:** [27 September 2019 11:41 UTC](https://discourse.nodered.org/t/node-red-scalability/15938 "2019-09-27T11:41:08Z")
Hello guys ! I'm working on an IoT project, and i'm planning to use NODE-RED for prototyping. But i think thad with Node-Red, I would be limited in scalability for my testing. What do you guys think about it ? Did you… --- ## [Email multiple files as attachments dynamically in email node](https://discourse.nodered.org/t/email-multiple-files-as-attachments-dynamically-in-email-node/15968)
**Author:** [@bmansour](https://discourse.nodered.org/u/bmansour)\ **Replies:** 9\ **Last updated:** [27 September 2019 10:56 UTC](https://discourse.nodered.org/t/email-multiple-files-as-attachments-dynamically-in-email-node/15968 "2019-09-27T10:56:02Z")
Hi guys, quick one I'm trying to send more than one file as attachements using the email node. This is how I was doing it and working well. const date = new Date(msg.payload) return { topic: 'Daily reports: ' + dat… --- ## [Serialport issue](https://discourse.nodered.org/t/serialport-issue/15980)
**Author:** [@ndex11](https://discourse.nodered.org/u/ndex11)\ **Replies:** 2\ **Last updated:** [27 September 2019 08:15 UTC](https://discourse.nodered.org/t/serialport-issue/15980 "2019-09-27T08:15:54Z")
Hi, I am trying to read data from serial port with no luck. I am using USB/Serial converter with pl2303 and I shorted RX TX pins so I can write data to the serial port from nodered and then read them from Linux console w… --- ## [Input payload to node properties](https://discourse.nodered.org/t/input-payload-to-node-properties/15972)
**Author:** [@Veloruze](https://discourse.nodered.org/u/Veloruze)\ **Replies:** 3\ **Last updated:** [27 September 2019 07:45 UTC](https://discourse.nodered.org/t/input-payload-to-node-properties/15972 "2019-09-27T07:45:50Z")
i've payload and what i want is to input it to the node properties. But from this node there is no information on how to enter the payload as input. is there any solution ? --- ## [How to update value of a field for all page in AEM?](https://discourse.nodered.org/t/how-to-update-value-of-a-field-for-all-page-in-aem/15978)
**Author:** [@priyankamakke](https://discourse.nodered.org/u/priyankamakke)\ **Replies:** 2\ **Last updated:** [27 September 2019 07:43 UTC](https://discourse.nodered.org/t/how-to-update-value-of-a-field-for-all-page-in-aem/15978 "2019-09-27T07:43:02Z")
I create a site with AEM (Adobe Experience Manager Training). I have a page type as property-page. The property-page have a field type "Number of the event in a page". I want to modify the number of the event for all pro… [Previous page](https://discourse.nodered.org/c/general/7.md?page=842) [Next page](https://discourse.nodered.org/c/general/7.md?page=844)