# General **URL:** https://discourse.nodered.org/c/general/7.md?page=841 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 842 --- ## [Merge flows with git](https://discourse.nodered.org/t/merge-flows-with-git/11515)
**Author:** [@Andydesjardins](https://discourse.nodered.org/u/Andydesjardins)\ **Replies:** 7\ **Last updated:** [4 October 2019 20:13 UTC](https://discourse.nodered.org/t/merge-flows-with-git/11515 "2019-10-04T20:13:11Z")
Hello, I've been using Tortoise git for different projects and now that I work with Node-Red, I continued using it. But I found that merging Json file (flows) doesn't work well when some people work in Node-Red. I want… --- ## [Project terarrium/vivarium](https://discourse.nodered.org/t/project-terarrium-vivarium/16261)
**Author:** [@theSushi](https://discourse.nodered.org/u/theSushi)\ **Replies:** 6\ **Last updated:** [4 October 2019 19:19 UTC](https://discourse.nodered.org/t/project-terarrium-vivarium/16261 "2019-10-04T19:19:13Z")
I just want make with node red and raspberry pi automatic turning (on off) lampa and mister. I want send impuls in specific time to raly wich open or close circle. But i didnt find wich node do this or wich nodes do to… --- ## [Why use sudo to install node-red via npm?](https://discourse.nodered.org/t/why-use-sudo-to-install-node-red-via-npm/16320)
**Author:** [@brianzelip](https://discourse.nodered.org/u/brianzelip)\ **Replies:** 1\ **Last updated:** [4 October 2019 13:57 UTC](https://discourse.nodered.org/t/why-use-sudo-to-install-node-red-via-npm/16320 "2019-10-04T13:57:22Z")
Hi! I just heard Nick O'Leary on the JS Party podcast and am excited to try out Node-RED. Why is using sudo the recommended method for npm installing on local computers? This recommendation used to be frequent some time… --- ## [Multiple Instances](https://discourse.nodered.org/t/multiple-instances/16316)
**Author:** [@SynFisa](https://discourse.nodered.org/u/SynFisa)\ **Replies:** 8\ **Last updated:** [4 October 2019 13:35 UTC](https://discourse.nodered.org/t/multiple-instances/16316 "2019-10-04T13:35:08Z")
I'm not sure how the node's work in terms of instancing. If i have an event that triggers a chain, and that path has some loops and time interval stuff, if a new event comes in, how do i make it not affect the state of … --- ## [RuntimeError: This module can only be run on a Raspberry Pi!](https://discourse.nodered.org/t/runtimeerror-this-module-can-only-be-run-on-a-raspberry-pi/16255)
**Author:** [@GregorR1](https://discourse.nodered.org/u/GregorR1)\ **Replies:** 11\ **Last updated:** [4 October 2019 13:22 UTC](https://discourse.nodered.org/t/runtimeerror-this-module-can-only-be-run-on-a-raspberry-pi/16255 "2019-10-04T13:22:27Z")
Hi, I'm trying to set up my Node-red with balena and have managed to get everything pushing correctly, and it is running the correct flow files. The issue I'm getting, however, is that my GPIO pins don't seem to be run… --- ## [senseHAT "disconnected"](https://discourse.nodered.org/t/sensehat-disconnected/16303)
**Author:** [@pinode](https://discourse.nodered.org/u/pinode)\ **Replies:** 19\ **Last updated:** [4 October 2019 13:06 UTC](https://discourse.nodered.org/t/sensehat-disconnected/16303 "2019-10-04T13:06:54Z")
Hi, I'm a Node Red newbie and have installed a fresh updated version on my Raspberry Pi-4, which is also running on fully updated packages. I've tried to implement the basic senseHAT node with a debug node, as per instru… --- ## [httpStatic behind nginx-proxy](https://discourse.nodered.org/t/httpstatic-behind-nginx-proxy/16299)
**Author:** [@antsve](https://discourse.nodered.org/u/antsve)\ **Replies:** 1\ **Last updated:** [4 October 2019 12:21 UTC](https://discourse.nodered.org/t/httpstatic-behind-nginx-proxy/16299 "2019-10-04T12:21:18Z")
I've set up node-red to behind a nginx-proxy and have a hard time to reach the httpStatic content. If i connect to localhost:1880/test.png (test.png is within httpStatic folder) it works fine. But when i try to use the s… --- ## [MySQL SELECT to Line Chart](https://discourse.nodered.org/t/mysql-select-to-line-chart/16307)
**Author:** [@Andrefs](https://discourse.nodered.org/u/Andrefs)\ **Replies:** 3\ **Last updated:** [4 October 2019 11:24 UTC](https://discourse.nodered.org/t/mysql-select-to-line-chart/16307 "2019-10-04T11:24:56Z")
Hi guys, I need some help please. I have an output like this from mysql database. And i want to do a line chart with values about "velocidade" for example. Anyone can give me some help to do that? Thanks :slight\_s… --- ## [AC-Thor controlled over Node-Red and Modbus](https://discourse.nodered.org/t/ac-thor-controlled-over-node-red-and-modbus/16290)
**Author:** [@matthejimte](https://discourse.nodered.org/u/matthejimte)\ **Replies:** 4\ **Last updated:** [4 October 2019 10:57 UTC](https://discourse.nodered.org/t/ac-thor-controlled-over-node-red-and-modbus/16290 "2019-10-04T10:57:00Z")
Good evening I am in possession of a PV from SMA and now also an AC-Thor 9s to control my 2 heating elements in the TWS. By default, the AC-Thor can be integrated into the plant via the SMA website, but unfortunately it… --- ## [Contrib-config Causing issue with 1.0](https://discourse.nodered.org/t/contrib-config-causing-issue-with-1-0/16176)
**Author:** [@ryanrdetzel](https://discourse.nodered.org/u/ryanrdetzel)\ **Replies:** 21\ **Last updated:** [4 October 2019 10:33 UTC](https://discourse.nodered.org/t/contrib-config-causing-issue-with-1-0/16176 "2019-10-04T10:33:18Z")
Other people have complained about this since 1.0 beta. Here is the console error which doesn't make much sense. red.min.js:16 Uncaught TypeError: Cannot read property 'icon' of undefined at t.\.\.… --- ## [CPU load giving funny output from machine](https://discourse.nodered.org/t/cpu-load-giving-funny-output-from-machine/16124)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 28\ **Last updated:** [4 October 2019 09:43 UTC](https://discourse.nodered.org/t/cpu-load-giving-funny-output-from-machine/16124 "2019-10-04T09:43:12Z")
Usually I am happy with what I am getting from the node for CPU usage on a RPI. I have a couple of RasPi Model B rev 2. When I am "flogging" one of them it shows clearly on the dashboard. I am updating a Raspberry Pi … --- ## [Check for connected clients on MQTT](https://discourse.nodered.org/t/check-for-connected-clients-on-mqtt/16294)
**Author:** [@msalman](https://discourse.nodered.org/u/msalman)\ **Replies:** 1\ **Last updated:** [4 October 2019 06:23 UTC](https://discourse.nodered.org/t/check-for-connected-clients-on-mqtt/16294 "2019-10-04T06:23:08Z")
Hi all, I have a question I am working on a flow to create dashboard which represents different switch status from 3 nodes (esp8266) using mqtt I also wanted to check if the nodes are alive or not? how can this be poss… --- ## [Turn of a hue light after x minutes](https://discourse.nodered.org/t/turn-of-a-hue-light-after-x-minutes/16281)
**Author:** [@JePeSWE](https://discourse.nodered.org/u/JePeSWE)\ **Replies:** 7\ **Last updated:** [4 October 2019 06:20 UTC](https://discourse.nodered.org/t/turn-of-a-hue-light-after-x-minutes/16281 "2019-10-04T06:20:30Z")
I want to turn of a hue lamp after x minutes using a hue dimmer switch who triggers the lamp on in the first place. /Jerry --- ## [Win10, Docker, Node-Red, File Watcher, C# EXE, how?](https://discourse.nodered.org/t/win10-docker-node-red-file-watcher-c-exe-how/16220)
**Author:** [@MarkD](https://discourse.nodered.org/u/MarkD)\ **Replies:** 7\ **Last updated:** [4 October 2019 00:26 UTC](https://discourse.nodered.org/t/win10-docker-node-red-file-watcher-c-exe-how/16220 "2019-10-04T00:26:54Z")
I must say up front I really like the UI on Node-Red. However I am trying to get Node-Red to work like this: Node-Red in Docker (https://nodered.org/docs/getting-started/docker). a. The Host is Windows 10 (currently)… --- ## [Accounting for british summer time](https://discourse.nodered.org/t/accounting-for-british-summer-time/16277)
**Author:** [@Jmilesy](https://discourse.nodered.org/u/Jmilesy)\ **Replies:** 1\ **Last updated:** [4 October 2019 00:20 UTC](https://discourse.nodered.org/t/accounting-for-british-summer-time/16277 "2019-10-04T00:20:58Z")
Hi all, I never noticed this before i upgraded to v1, but it must have been a thing. I am running a few time-triggered and time-dependent events, however, they are all running at GMT, now in the UK it is bst. the serv… --- ## [UI locks up after deploy or initial load](https://discourse.nodered.org/t/ui-locks-up-after-deploy-or-initial-load/16249)
**Author:** [@ryanrdetzel](https://discourse.nodered.org/u/ryanrdetzel)\ **Replies:** 1\ **Last updated:** [3 October 2019 23:46 UTC](https://discourse.nodered.org/t/ui-locks-up-after-deploy-or-initial-load/16249 "2019-10-03T23:46:29Z")
Not sure if this is tied to an upgrade or a removal of some nodes/pallets that I didn't use but ever deploy the browser locks up for 30-45 seconds and then catches up to clicks. I've tried three different computers and t… --- ## [CPU Usage spikes - how to identify problems](https://discourse.nodered.org/t/cpu-usage-spikes-how-to-identify-problems/16272)
**Author:** [@deme](https://discourse.nodered.org/u/deme)\ **Replies:** 8\ **Last updated:** [3 October 2019 22:29 UTC](https://discourse.nodered.org/t/cpu-usage-spikes-how-to-identify-problems/16272 "2019-10-03T22:29:14Z")
Hello, my node-red sees huge (100%+) CPU usage spikes from time to time. I do have 100+ individual function nodes and \> 25 flows, however none of those are complex or justify the cpu usage. Do you have any hints how to… --- ## [Cannot find console button to resolve EIO error](https://discourse.nodered.org/t/cannot-find-console-button-to-resolve-eio-error/16023)
**Author:** [@Maarten71](https://discourse.nodered.org/u/Maarten71)\ **Replies:** 12\ **Last updated:** [3 October 2019 18:01 UTC](https://discourse.nodered.org/t/cannot-find-console-button-to-resolve-eio-error/16023 "2019-10-03T18:01:45Z")
Appologize for asking this newby question... I've installed Node-red on a RPi using Raspbian Buster and connect via SSH. Was able to generate dashboards and all works fine. Unfortunatelly the app is crashing after a fe… --- ## [Worldmap - Get user selected GPS points](https://discourse.nodered.org/t/worldmap-get-user-selected-gps-points/16165)
**Author:** [@ylechasseur](https://discourse.nodered.org/u/ylechasseur)\ **Replies:** 3\ **Last updated:** [3 October 2019 17:51 UTC](https://discourse.nodered.org/t/worldmap-get-user-selected-gps-points/16165 "2019-10-03T17:51:13Z")
Hi, I am using node-red-contrib-web-worldmap to display GPS locations. I am trying to find a way to let the user selecting a point or severals lon & lat directly by clicking on the map and then get the user's selected… --- ## [Node-RED under private network/firewall, solutions](https://discourse.nodered.org/t/node-red-under-private-network-firewall-solutions/16248)
**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\ **Replies:** 4\ **Last updated:** [3 October 2019 14:23 UTC](https://discourse.nodered.org/t/node-red-under-private-network-firewall-solutions/16248 "2019-10-03T14:23:24Z")
Hi mates, having my Raspberry connected to internet by an operator which gives only private IP addresses (10.\*) has the advantage I can consider it protected against hackers, and don'tput me on the temptation to expose i… --- ## [Twitter Parsing](https://discourse.nodered.org/t/twitter-parsing/16071)
**Author:** [@Exit2Studios](https://discourse.nodered.org/u/Exit2Studios)\ **Replies:** 6\ **Last updated:** [3 October 2019 13:15 UTC](https://discourse.nodered.org/t/twitter-parsing/16071 "2019-10-03T13:15:55Z")
I have the twitter node setup and running. I'm able to get specific tweets, but I'm trying to pull out specific data. In this case, game score. Does anyone have a working function node example that could help guide me… --- ## [How to control Ui elements (e.g. Switch Node) by code (Function Node)?](https://discourse.nodered.org/t/how-to-control-ui-elements-e-g-switch-node-by-code-function-node/15743)
**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\ **Replies:** 8\ **Last updated:** [3 October 2019 12:48 UTC](https://discourse.nodered.org/t/how-to-control-ui-elements-e-g-switch-node-by-code-function-node/15743 "2019-10-03T12:48:32Z")
Hey ho ppl, I try to switch the state of a switch node (restore status after reboot) by using a function node but failed. I ve no Idea what the switch awaits for a msg object to only switch the state. These are my swi… --- ## [Cannot install node-red-contrib-ttn](https://discourse.nodered.org/t/cannot-install-node-red-contrib-ttn/16243)
**Author:** [@nat](https://discourse.nodered.org/u/nat)\ **Replies:** 5\ **Last updated:** [3 October 2019 10:13 UTC](https://discourse.nodered.org/t/cannot-install-node-red-contrib-ttn/16243 "2019-10-03T10:13:41Z")
Hi there, I am using Node-Red version 1.0.0 on Windows 10 and I am trying to install 'node-red-contrib-ttn' in my pallet it says its installed but instead of the blue ttn node I have the purple one. so not sure if it i… --- ## [Data Stored in MySQL](https://discourse.nodered.org/t/data-stored-in-mysql/16240)
**Author:** [@himanshu94](https://discourse.nodered.org/u/himanshu94)\ **Replies:** 6\ **Last updated:** [3 October 2019 09:59 UTC](https://discourse.nodered.org/t/data-stored-in-mysql/16240 "2019-10-03T09:59:13Z")
Sir my main motive is that real time sensor data stored in MySQL data base but i am phasing a problem that is 10/3/2019, 12:40:25 PMnode: 6202ac64.340544INSERT INTO iaqm\_ceeri (Tem,Hum,Hi,Co,Co2,Aqi) VALUES ('undefined'… --- ## [Import/export menu is gone in release 1.0?](https://discourse.nodered.org/t/import-export-menu-is-gone-in-release-1-0/16232)
**Author:** [@fangzhu](https://discourse.nodered.org/u/fangzhu)\ **Replies:** 5\ **Last updated:** [3 October 2019 07:30 UTC](https://discourse.nodered.org/t/import-export-menu-is-gone-in-release-1-0/16232 "2019-10-03T07:30:27Z")
Where is the import and export menu in release 1.0? Is there a way to bring out the menu besides using shortcut key? --- ## [Convert non-UTC timestamp to UTC](https://discourse.nodered.org/t/convert-non-utc-timestamp-to-utc/16092)
**Author:** [@mifrey](https://discourse.nodered.org/u/mifrey)\ **Replies:** 25\ **Last updated:** [3 October 2019 06:13 UTC](https://discourse.nodered.org/t/convert-non-utc-timestamp-to-utc/16092 "2019-10-03T06:13:20Z")
Hello everybody, I have an IoT device (Airvisual Node) that provides a JSON file containing data and the Epoch time (seconds since 1970) at which the measurements were made. I record those data with the timestamp in an… --- ## [Lost nodes - flows backed up](https://discourse.nodered.org/t/lost-nodes-flows-backed-up/16216)
**Author:** [@Jmilesy](https://discourse.nodered.org/u/Jmilesy)\ **Replies:** 0\ **Last updated:** [2 October 2019 19:59 UTC](https://discourse.nodered.org/t/lost-nodes-flows-backed-up/16216 "2019-10-02T19:59:20Z")
I had catastrophic loss of my hard drive, and while i hade all of my flows backed up, it did not apparently have a backup of the nodes i had added with palette manager. I have managed to find most of them, but i cannot … --- ## [V1.0.0 - Securing Node-Red Issue after upgrade](https://discourse.nodered.org/t/v1-0-0-securing-node-red-issue-after-upgrade/16132)
**Author:** [@ianfretwell](https://discourse.nodered.org/u/ianfretwell)\ **Replies:** 13\ **Last updated:** [2 October 2019 17:11 UTC](https://discourse.nodered.org/t/v1-0-0-securing-node-red-issue-after-upgrade/16132 "2019-10-02T17:11:14Z")
I have an issue on a QNap Docker install, I've been using v0.20.7-v8 with no issues in-conjunction with HomeAssistant (also in a container). I've now installed v1.0.0-12-amd64 but find I am unable to login to my instanc… --- ## [Funktion node with String msg](https://discourse.nodered.org/t/funktion-node-with-string-msg/16206)
**Author:** [@wsuess](https://discourse.nodered.org/u/wsuess)\ **Replies:** 3\ **Last updated:** [2 October 2019 16:25 UTC](https://discourse.nodered.org/t/funktion-node-with-string-msg/16206 "2019-10-02T16:25:01Z")
Hi to all, see below Function block Test 1. if (msg.payload \<=0) { return "Pressure too low"; } else { return\[""\]; } Test 2. var msg1= "Pressure too low"; if (msg.payload \<=0) { return msg1; } else { ret… --- ## [Range node confusion](https://discourse.nodered.org/t/range-node-confusion/16164)
**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\ **Replies:** 6\ **Last updated:** [2 October 2019 16:05 UTC](https://discourse.nodered.org/t/range-node-confusion/16164 "2019-10-02T16:05:16Z")
I am trying to get my head around the difference between "limit to" and "wrap within". They sound very similar. What is the difference ? And a request; the pulldown menu talks about "target range", while the fields tal… [Previous page](https://discourse.nodered.org/c/general/7.md?page=840) [Next page](https://discourse.nodered.org/c/general/7.md?page=842)