It could be your mbr (master boot record) on the hard disk is corrupted. Google mbr and how to recover to find out more. Clearly a full reinstall will repair the mbr but there are simpler methods!

Took me out happy to read this problem. and nice to compliment the other member. Thanks for sharing the knowledge. Thanks.......

You never stated how long this has been going on or what was the last thing that you did before it started to happen

This article has been dead for over six months. Start a new discussion instead.