title: avrdude: ser_open(): can't open device "\\.\COM3": Access is denied
body: <p>I get this error message when i try to upload code to my arduino. Does anyone know what is going on?</p>
  <p>I have installed the proper drivers and it works fine. My port appears on the menu and it is the corresponent to the device.</p>
  <p>bless</p>