# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=912

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

**Page:** 913

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## [Need help, funtion node, extracting payload](https://discourse.nodered.org/t/need-help-funtion-node-extracting-payload/8128)

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**Author:** [@Asbjoern](https://discourse.nodered.org/u/Asbjoern)\
**Replies:** 4\
**Last updated:** [19 February 2019 11:39 UTC](https://discourse.nodered.org/t/need-help-funtion-node-extracting-payload/8128 "2019-02-19T11:39:26Z")

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Hi I'm New to Node-Red, but have spent several days on youtube and google trying to figure this out. I would appreciate if you could help me over this bump in the road. What I'm trying to do, is to get information out …

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## [Hung during deploy](https://discourse.nodered.org/t/hung-during-deploy/8114)

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**Author:** [@fabnavigator](https://discourse.nodered.org/u/fabnavigator)\
**Replies:** 11\
**Last updated:** [19 February 2019 11:22 UTC](https://discourse.nodered.org/t/hung-during-deploy/8114 "2019-02-19T11:22:41Z")

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I was just making flow changes, and out of the blue when I pressed deploy, I got a server not responding message. I checked and the server is fine, but node-red isn't working anymore. When I try to stop it I get Stoppin…

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## [Osmc gpio problem](https://discourse.nodered.org/t/osmc-gpio-problem/8113)

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**Author:** [@Dave](https://discourse.nodered.org/u/Dave)\
**Replies:** 1\
**Last updated:** [19 February 2019 11:07 UTC](https://discourse.nodered.org/t/osmc-gpio-problem/8113 "2019-02-19T11:07:01Z")

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Hi, I have been using node-red on a pi with osmc installed for quit a while without problem, however I now want to use the gpio nodes in a flow, I know node-red is not designed specifically to run on osmc but all my othe…

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## [Bearer auth on http request](https://discourse.nodered.org/t/bearer-auth-on-http-request/8137)

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**Author:** [@cyderbot97](https://discourse.nodered.org/u/cyderbot97)\
**Replies:** 4\
**Last updated:** [19 February 2019 09:38 UTC](https://discourse.nodered.org/t/bearer-auth-on-http-request/8137 "2019-02-19T09:38:42Z")

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Hello, I need your help, first sorry for my bad english, i'm french :confused: How can i made an http request with bearer token authentification to put json code. I have just one option " basic authentification" on ht…

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## [Security alarm turn on light and buzzer](https://discourse.nodered.org/t/security-alarm-turn-on-light-and-buzzer/8134)

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**Author:** [@anon4382222](https://discourse.nodered.org/u/anon4382222)\
**Replies:** 3\
**Last updated:** [19 February 2019 08:50 UTC](https://discourse.nodered.org/t/security-alarm-turn-on-light-and-buzzer/8134 "2019-02-19T08:50:19Z")

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Hello, As a school project I am making a home security alarm. Im new to Node-red and dont understand everything yet. I am using a PIR sensor and when it detects motion, the lights and buzzer should turn on. However I…

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## [Please help me..pilcd doesn't work(raspberry pi+16x2lcd)](https://discourse.nodered.org/t/please-help-me-pilcd-doesnt-work-raspberry-pi-16x2lcd/8131)

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**Author:** [@Grace1](https://discourse.nodered.org/u/Grace1)\
**Replies:** 2\
**Last updated:** [19 February 2019 08:48 UTC](https://discourse.nodered.org/t/please-help-me-pilcd-doesnt-work-raspberry-pi-16x2lcd/8131 "2019-02-19T08:48:17Z")

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↑ i tryed this node for show up messege on LCD( 16x2 lcdhd44780) i tryed flow ↓ \[{"id":"54e5768f.a73fd8","type":"rpi-lcd","z":"fb042b83.1102b8","name":"To LCD","pins":"16,18,32,36,38,40","x":1040,"y":300,"wires":\[\]},…

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## [How to make an IoT protocol (parsing, answering)?](https://discourse.nodered.org/t/how-to-make-an-iot-protocol-parsing-answering/7691)

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**Author:** [@jycemea](https://discourse.nodered.org/u/jycemea)\
**Replies:** 114\
**Last updated:** [18 February 2019 18:51 UTC](https://discourse.nodered.org/t/how-to-make-an-iot-protocol-parsing-answering/7691 "2019-02-18T18:51:52Z")

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Hi, I'm a beginner with Node-Red. I got a project ... pretty complicate to execute (to me). I need to authentify 1 device, to accept or not the connexion (comparing ID to db), to parse the datas I received from the devi…

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## [Is there a guide for Node-RED cluster?](https://discourse.nodered.org/t/is-there-a-guide-for-node-red-cluster/8087)

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**Author:** [@fangzhu](https://discourse.nodered.org/u/fangzhu)\
**Replies:** 3\
**Last updated:** [19 February 2019 05:42 UTC](https://discourse.nodered.org/t/is-there-a-guide-for-node-red-cluster/8087 "2019-02-19T05:42:42Z")

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I want to run Node-RED on cluster. Is there a guide or code provided by Node-RED for that? Or would I need to create my own Node-RED cluster based on Node.js? I found one on the wiki: But the last update was almos…

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## [NLC node fails to connect NLC instance on IBM Cloud Round#2](https://discourse.nodered.org/t/nlc-node-fails-to-connect-nlc-instance-on-ibm-cloud-round-2/8126)

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**Author:** [@oosawak1975](https://discourse.nodered.org/u/oosawak1975)\
**Replies:** 0\
**Last updated:** [19 February 2019 01:26 UTC](https://discourse.nodered.org/t/nlc-node-fails-to-connect-nlc-instance-on-ibm-cloud-round-2/8126 "2019-02-19T01:26:02Z")

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Starting from around Jan 11th, 2019, NLC node fails to connect NLC instance on IBM Cloud. It was working until Dec 2018. This issue happens on multiple NLC instances on IBM Cloud. Here is the step to reproduce. Deploy…

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## [UAObjecttype already declared](https://discourse.nodered.org/t/uaobjecttype-already-declared/8094)

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**Author:** [@RajCh](https://discourse.nodered.org/u/RajCh)\
**Replies:** 5\
**Last updated:** [18 February 2019 22:16 UTC](https://discourse.nodered.org/t/uaobjecttype-already-declared/8094 "2019-02-18T22:16:43Z")

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## [Instrumentation](https://discourse.nodered.org/t/instrumentation/8104)

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**Author:** [@Adao\_Branco](https://discourse.nodered.org/u/Adao_Branco)\
**Replies:** 0\
**Last updated:** [18 February 2019 15:03 UTC](https://discourse.nodered.org/t/instrumentation/8104 "2019-02-18T15:03:50Z")

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Hello, someone already managed on the node-red communicate via rs232 (usb) and read the temperature data in keithley 2700 and send it to a sheet (excel). Communicate via rs232 (usb) to the Infratek 106A and read the powe…

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## [Launch Node-Red project On windows Start](https://discourse.nodered.org/t/launch-node-red-project-on-windows-start/8045)

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**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 9\
**Last updated:** [18 February 2019 13:35 UTC](https://discourse.nodered.org/t/launch-node-red-project-on-windows-start/8045 "2019-02-18T13:35:46Z")

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i have windows 10 on my machine. I wonder how can i launch such project when windows start??

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## [Hide phantomjs.exe](https://discourse.nodered.org/t/hide-phantomjs-exe/8096)

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**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 2\
**Last updated:** [18 February 2019 10:03 UTC](https://discourse.nodered.org/t/hide-phantomjs-exe/8096 "2019-02-18T10:03:08Z")

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i have installed pm2 and i have windows 10 system.i noticed that when i creat a pdf file phantomjs.exe command line appears. How can i hide it.

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## [Display output message from several inputs](https://discourse.nodered.org/t/display-output-message-from-several-inputs/8073)

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**Author:** [@Sin](https://discourse.nodered.org/u/Sin)\
**Replies:** 7\
**Last updated:** [18 February 2019 01:53 UTC](https://discourse.nodered.org/t/display-output-message-from-several-inputs/8073 "2019-02-18T01:53:51Z")

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Hi everyone. I need to get the output message from several inputs (3 or 4 inputs). For example, I got two different mental commands which are shown in the picture below. I need to display the message based on which menta…

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## [Trying to post a LoRa message to my server](https://discourse.nodered.org/t/trying-to-post-a-lora-message-to-my-server/8020)

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**Author:** [@hjojohan](https://discourse.nodered.org/u/hjojohan)\
**Replies:** 17\
**Last updated:** [17 February 2019 20:29 UTC](https://discourse.nodered.org/t/trying-to-post-a-lora-message-to-my-server/8020 "2019-02-17T20:29:28Z")

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Hi I am trying to post a message from the 'lora' node to my server using HTTP. I can see that the msg is ok in the debug window in a paralell msgnode but at my server only garbage charachters arrive.. What am I doing wr…

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## [Conditional Timing Logic best practice](https://discourse.nodered.org/t/conditional-timing-logic-best-practice/8015)

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**Author:** [@RichardU](https://discourse.nodered.org/u/RichardU)\
**Replies:** 3\
**Last updated:** [17 February 2019 20:14 UTC](https://discourse.nodered.org/t/conditional-timing-logic-best-practice/8015 "2019-02-17T20:14:19Z")

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I'm creating a trigger based on event X. However, I only want to activate the trigger if event Y has not happened in the last, say 5 minutes. In other words, every time event Y happens, kill my trigger for 5 minutes. W…

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## [Convert message to JSON problem](https://discourse.nodered.org/t/convert-message-to-json-problem/8076)

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**Author:** [@mgalazka](https://discourse.nodered.org/u/mgalazka)\
**Replies:** 1\
**Last updated:** [17 February 2019 19:37 UTC](https://discourse.nodered.org/t/convert-message-to-json-problem/8076 "2019-02-17T19:37:10Z")

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Hello, I'm trying to convert string to JSON. The string is a message which Node Red receives via UDP. The message is: {"method": "GET", "address": "192.168.0.14/api/getdata"} Debugger says - "Unexpected token in JSON…

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## [The password/security settings article mentioned on the page](https://discourse.nodered.org/t/the-password-security-settings-article-mentioned-on-the-page/3707)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 49\
**Last updated:** [17 February 2019 19:27 UTC](https://discourse.nodered.org/t/the-password-security-settings-article-mentioned-on-the-page/3707 "2019-02-17T19:27:28Z")

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Not wanting to seem difficult, but...... This example configuration defines a single user called admin who has permission to do everything within the editor and has a password of password . Note that the password is se…

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## [Newbie questions](https://discourse.nodered.org/t/newbie-questions/8040)

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**Author:** [@olbas](https://discourse.nodered.org/u/olbas)\
**Replies:** 9\
**Last updated:** [17 February 2019 18:28 UTC](https://discourse.nodered.org/t/newbie-questions/8040 "2019-02-17T18:28:10Z")

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I'm struggling with two very basic concepts. I need to understand looping. I can see how to do this within a function node, but I want to repeat a set of nodes (slightly changing the parameters). If I used an Inject …

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## [Latest Node or not](https://discourse.nodered.org/t/latest-node-or-not/6367)

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**Author:** [@scargill](https://discourse.nodered.org/u/scargill)\
**Replies:** 12\
**Last updated:** [17 February 2019 16:57 UTC](https://discourse.nodered.org/t/latest-node-or-not/6367 "2019-02-17T16:57:36Z")

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Hi Using the script here with existing node 8.14.0 and npm 6.4.1 https://nodered.org/docs/hardware/raspberrypi I was expecting it would update my system to Node 10 - but according to node -v it is still 8.14.0 - granted…

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## [Help Required with passing payload and topic](https://discourse.nodered.org/t/help-required-with-passing-payload-and-topic/8070)

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**Author:** [@mako](https://discourse.nodered.org/u/mako)\
**Replies:** 5\
**Last updated:** [17 February 2019 16:48 UTC](https://discourse.nodered.org/t/help-required-with-passing-payload-and-topic/8070 "2019-02-17T16:48:30Z")

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Hello you awesome folks. Having some trouble with this, please can someone tell me what im doing wrong. I have been through writing nodes and working with messages Node-Red docs and a few JavaScript informative sites. …

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## [Problem with Twitter direct message, No reply](https://discourse.nodered.org/t/problem-with-twitter-direct-message-no-reply/7397)

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**Author:** [@Malhakbani](https://discourse.nodered.org/u/Malhakbani)\
**Replies:** 70\
**Last updated:** [17 February 2019 09:37 UTC](https://discourse.nodered.org/t/problem-with-twitter-direct-message-no-reply/7397 "2019-02-17T09:37:26Z")

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IAM USING IBM NODE-RED WEBSITE i'am trying to develop a chatbot with NodeRED uses the direct message from Twitter, The problem is i can't reply through direct message . from what i searched i have to add (( message\_crea…

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## [Batch processing / buffering SQL statements](https://discourse.nodered.org/t/batch-processing-buffering-sql-statements/3416)

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**Author:** [@arneym](https://discourse.nodered.org/u/arneym)\
**Replies:** 16\
**Last updated:** [17 February 2019 03:09 UTC](https://discourse.nodered.org/t/batch-processing-buffering-sql-statements/3416 "2019-02-17T03:09:01Z")

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I have a SQL inject statement that runs on 26 of my flows. I have each one triggered with a 250 ms delay from the previous query. Is there a way that can run all these commands at the same time without using a trigger or…

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## [Beginner needs some json to mysql support](https://discourse.nodered.org/t/beginner-needs-some-json-to-mysql-support/8030)

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**Author:** [@itchy2](https://discourse.nodered.org/u/itchy2)\
**Replies:** 6\
**Last updated:** [16 February 2019 21:56 UTC](https://discourse.nodered.org/t/beginner-needs-some-json-to-mysql-support/8030 "2019-02-16T21:56:56Z")

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Hi all, I'm totally new to nodered. I watched some videos and red some documentation but now it's time to get practial. My "Idea": I have a Webapi on a device where I can get data in Json format: { "UniqueId":"Me…

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## [How to pass variables values to Function node?](https://discourse.nodered.org/t/how-to-pass-variables-values-to-function-node/8028)

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**Author:** [@Traste](https://discourse.nodered.org/u/Traste)\
**Replies:** 9\
**Last updated:** [16 February 2019 21:25 UTC](https://discourse.nodered.org/t/how-to-pass-variables-values-to-function-node/8028 "2019-02-16T21:25:42Z")

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Hi, I need to use this pass these values in a Function node: msg.payload = '\[{ "time”:”TIMESTAMP”,”entity": "entity1", "type": "living\_room", "state": “STATE\_VALUE”, "value": "2", "location":"bedroom" }\]'; return msg; …

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## [How to install Node ON QNAP?](https://discourse.nodered.org/t/how-to-install-node-on-qnap/8043)

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**Author:** [@mp3lll](https://discourse.nodered.org/u/mp3lll)\
**Replies:** 0\
**Last updated:** [16 February 2019 12:47 UTC](https://discourse.nodered.org/t/how-to-install-node-on-qnap/8043 "2019-02-16T12:47:57Z")

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Hey all, i try to find a way how can i use my Qnap to install notred but i did not find. the item on Qnap with the ContainerStatoin is very old verson . Thanks!

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## [UDP message -\> get the value](https://discourse.nodered.org/t/udp-message-get-the-value/7808)

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**Author:** [@rogier](https://discourse.nodered.org/u/rogier)\
**Replies:** 12\
**Last updated:** [16 February 2019 11:36 UTC](https://discourse.nodered.org/t/udp-message-get-the-value/7808 "2019-02-16T11:36:28Z")

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i got a issue: iam getting a UDP massage from a DDC controller. the massage looks like this: i know that the value i need is can somebody tell me how to isolate the value ? thank you

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## [I can hide the "tab name" in the dashboard?](https://discourse.nodered.org/t/i-can-hide-the-tab-name-in-the-dashboard/1184)

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**Author:** [@saraita](https://discourse.nodered.org/u/saraita)\
**Replies:** 17\
**Last updated:** [16 February 2019 06:00 UTC](https://discourse.nodered.org/t/i-can-hide-the-tab-name-in-the-dashboard/1184 "2019-02-16T06:00:59Z")

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we can to hide the “tab name” located at the left side of the dashboard? Like the following image. and keep the content that I can access it with the “ui-control” Thank you .

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## [Buffer if connection lost](https://discourse.nodered.org/t/buffer-if-connection-lost/7940)

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**Author:** [@evetse](https://discourse.nodered.org/u/evetse)\
**Replies:** 8\
**Last updated:** [14 February 2019 22:40 UTC](https://discourse.nodered.org/t/buffer-if-connection-lost/7940 "2019-02-14T22:40:06Z")

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Hi, im reading data in real time, so some times we lost the connection to internet (where we have the endpoint to influxDB) how i can implement a buffer to save the data if the connection with influxDB fails? Thanks! E…

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## [Flows stopped as no server](https://discourse.nodered.org/t/flows-stopped-as-no-server/926)

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**Author:** [@smartie91](https://discourse.nodered.org/u/smartie91)\
**Replies:** 18\
**Last updated:** [15 February 2019 16:04 UTC](https://discourse.nodered.org/t/flows-stopped-as-no-server/926 "2019-02-15T16:04:55Z")

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Hi I have used Petes Scargills script and it all worked ok. i imported all my flows but when i deploy i get no flows stopped due to no server mosquitto is running and node-red ir running any help please Nigel

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