I have Vista on the first disk drive. I use the second drive for Fedora. The automated update destroyed my Fedora 10 installation while trying to update to Fedora 12 - possibly because of GRUB issues. Now I am trying to install Fedcora 12 from the x86_64 ISO.
I downloaded a CentOS-6.3-x86_64-LiveDVD.iso and, using K3b, burned it to a DVD disk. The md5 sum checked out and, prior booting, the disk verification didn't reveal anything (neither fail, no... [by Sherman]
Before installation I resized my C:-partition from inside of Windows so I could get some free space to install Fedora on (so I would be able to dual-boot with Fedora and Windows Vista). The installation went fine and Fedora is usable and all BUT I am not able to boot Windows Vista anymore!