grub fails to install

[pitbullthe1st]

I have tried to install ubuntu on the second hard drive with the home as a seperate partition but will not install on the windows drive.

system:

OS............Ubuntu 12.04 beta
CPU..........Phenum quad core 2.3GHz
HDD1......200GB SATA (windows)
HDD2......500GB SATA (Parted 40GB( / ) 1GB ( swap ) 439GB( /home ))
RAM........2GB DDR2
Grafx.......Nvida 7600 GT

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: ubiquity 2.10.4
ProcVersionSignature: Ubuntu 3.2.0-20.33-generic-pae 3.2.12
Uname: Linux 3.2.0-20-generic-pae i686
ApportVersion: 1.95-0ubuntu1
Architecture: i386
CasperVersion: 1.312
Date: Mon Apr 9 00:39:59 2012
InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity initrd=/casper/initrd.lz quiet splash --
LiveMediaBuild: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120328)
ProcEnviron:
 LANGUAGE=en_GB.UTF-8
 TERM=linux
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.