After searching the web I found a great blog post that explained a quick way to solve the problem. In my case it seems the MBR (Master Boot Record) got corrupted somehow.
- Start the recovery console by placing the Windows XP CD in the CD Drive and booting to the CD instead of the hard drive.
- When you get to the "C:" prompt type the following command and hit ENTER:
chkdsk c: /r /p
- You might have to wait a while after running the command in step 2. I let the computer run overnight and when I came back in the morning I was back to the "C:" prompt. Now type the following command and hit ENTER:
- This command ran pretty quickly so it didn't take long at all before I was ready to exit and see if it worked. Just type the following command and hit ENTER to exit the recover console: