I had the same error at startup and I closed my bluetooth program (IVT BlueSoleil) that run in the background for a normal running of Arduino, you must see a movie with screenshot: arduino1.0.5 windows7- error at startup - YouTube
I had the same error at startup and I closed my bluetooth program (IVT BlueSoleil) that run in the background for a normal running of Arduino, you must see a movie with screenshot: arduino1.0.5 windows7- error at startup - YouTube