Hi,
Welcome to the forum.
Please read the first post in any forum entitled how to use this forum.
http://forum.arduino.cc/index.php/topic,148850.0.html .
Have you been able to load code successfully before this?
Have you tried loading other code, like "Blink without Delay" inn the examples folder?
Have you got a good connection with the USB cable?
You are loading to a UNO?
Thanks... Tom.... 