Hello, Welcome to BleepingComputer.
I'm nasdaq and will be helping you.If you can please print this topic
it will make it easier for you to follow the instructions and complete all of the necessary steps.
We need more information before suggesting any fix.
Please read the reparation Guidehttp://www.bleepingcomputer.com/forums/topic34773.html
Please post the log(s) for my review.