avrdude: ser_open(): can't open device "\\.\COM3": Access is denied

Question

I get this error message when i try to upload code to my arduino. Does anyone know what is going on?

I have installed the proper drivers and it works fine. My port appears on the menu and it is the corresponent to the device.

bless

Answer 1

Common error, here is the solution:

1 - Unplug the Arduino

2 - Upload code with no Arduino connected to PC

3 - Reconnect Arduino

4 - Upload code to the Arduino

Good luck!