# Connecting Mindstorm Lego roboter

**URL:** https://discourse.processing.org/t/connecting-mindstorm-lego-roboter/20354
**Category:** Electronics (Arduino, etc.)
**Created:** [May 1, 2020, 4:15pm UTC](https://discourse.processing.org/t/connecting-mindstorm-lego-roboter/20354 "2020-05-01T16:15:10Z")
**Posts on this page:** 1
**Showing post:** 6

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### Author: ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)
#### Post date: [May 2, 2020, 12:38pm UTC](https://discourse.processing.org/t/connecting-mindstorm-lego-roboter/20354/6 "2020-05-02T12:38:23Z")

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Hello,

I have already explored the link and tested code examples and can offer my insight.

I can assist if you format your code and delete your duplicate post; please do this as a courtesy to others.  
Try to cut and paste your code and you will see why this is an issue.  
You can go back and edit it.

Also you have a duplicate post:

> [@Coding question for trecking device](https://discourse.processing.org/t/coding-question-for-trecking-device/20385):
>
> Hey I try to use processing together with my old lego mindstorm roboter. I spend a lot of time to research how to combine them and finally found a code online which looked helpfull. But now i get this ERROR can somebody please help me to fix this problem: jssc.SerialPortException: Port name - /dev/tty.NXT-DevB; Method name - openPort(); Exception type - Port busy. at jssc.SerialPort.openPort(SerialPort.java:164) at pt.citar.diablu.nxt.protocol.NXTCommBluetoothSerialChannelJSSC.openPort(Unkn…

You should delete this.

`:)`

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