I am having a similar problem, i had WinServ 2008 and Ubuntu Karmic on grub menu Ubuntu boots fine no problem windows however, after being selected from grub menu goes directly to a black screen with a blinking horizontal cursor and does nothing from that point on.
I have downloaded the Boot-info-script and will post the results along with this post thanks in advance, for any help.
Boot Info Script 0.55 dated February 15th, 2010
============================= Boot Info Summary: ==============================
=> Grub 2 is installed in the MBR of /dev/sda and looks on the same drive in
partition #1 for /boot/grub.
=> Grub 2 is installed in the MBR of /dev/sdb and looks on the same drive in
partition #1 for /boot/grub.
sda1: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Grub 2
Boot sector info: Grub 2 is installed in the boot sector of sda1 and
looks at sector 8996799 of the same hard drive for
core.img, but core.img can not be found at this
location. No errors found in the Boot Parameter Block.
Operating System: Windows Vista
Boot files/dirs: /bootmgr /Boot/BCD /Windows/System32/winload.exe
/wubildr
sdb1: __________________________________________________ _______________________
File system: ext4
Boot sector type: Grub 2
Boot sector info: Grub 2 is installed in the boot sector of sdb1 and
looks at sector 9006727 of the same hard drive for
core.img, but core.img can not be found at this
location.
Operating System: Ubuntu 10.04 LTS
Boot files/dirs: /boot/grub/grub.cfg /etc/fstab /boot/grub/core.img
sdb2: __________________________________________________ _______________________
File system: Extended Partition
Boot sector type: -
Boot sector info:
sdb5: __________________________________________________ _______________________
File system: swap
Boot sector type: -
Boot sector info:
=========================== Drive/Partition Info: =============================
Drive: sda ___________________ __________________________________________________ ___
Disk /dev/sda: 250.1 GB, 250059350016 bytes
255 heads, 63 sectors/track, 30401 cylinders, total 488397168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sda1 * 63 488,392,064 488,392,002 7 HPFS/NTFS
Drive: sdb ___________________ __________________________________________________ ___
Disk /dev/sdb: 40.0 GB, 40020664320 bytes
255 heads, 63 sectors/track, 4865 cylinders, total 78165360 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sdb1 63 74,862,899 74,862,837 83 Linux
/dev/sdb2 74,862,900 78,156,224 3,293,325 5 Extended
/dev/sdb5 74,862,963 78,156,224 3,293,262 82 Linux swap / Solaris
blkid -c /dev/null: __________________________________________________ __________
Device UUID TYPE LABEL
/dev/sda1 7CA45871A458303E ntfs
/dev/sda: PTTYPE="dos"
/dev/sdb1 b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 ext4
/dev/sdb2: PTTYPE="dos"
/dev/sdb5 3a22ce12-0f10-4f5c-b7f8-4a4aaa53c3d7 swap
/dev/sdb: PTTYPE="dos"
============================ "mount | grep ^/dev output: ===========================
Device Mount_Point Type Options
/dev/sdb1 / ext4 (rw,errors=remount-ro)
/dev/sr0 /media/cdrom0 udf (rw,nosuid,nodev,utf8,user=seth)
/dev/sda1 /media/7CA45871A458303E fuseblk (rw,nosuid,nodev,allow_other,blksize=4096,default_ permissions)
=========================== sdb1/boot/grub/grub.cfg: ===========================
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by /usr/sbin/grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
load_env
fi
set default="0"
if [ ${prev_saved_entry} ]; then
set saved_entry=${prev_saved_entry}
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z ${boot_once} ]; then
saved_entry=${chosen}
save_env saved_entry
fi
}
function recordfail {
set recordfail=1
if [ -n ${have_grubenv} ]; then if [ -z ${boot_once} ]; then save_env recordfail; fi; fi
}
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
if loadfont /usr/share/grub/unicode.pf2 ; then
set gfxmode=640x480
insmod gfxterm
insmod vbe
if terminal_output gfxterm ; then true ; else
# For backward compatibility with versions of terminal.mod that don't
# understand terminal_output
terminal gfxterm
fi
fi
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
set locale_dir=($root)/boot/grub/locale
set lang=en
insmod gettext
if [ ${recordfail} = 1 ]; then
set timeout=-1
else
set timeout=10
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Ubuntu, with Linux 2.6.32-22-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
linux /boot/vmlinuz-2.6.32-22-generic root=UUID=b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 ro quiet splash
initrd /boot/initrd.img-2.6.32-22-generic
}
menuentry 'Ubuntu, with Linux 2.6.32-22-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
echo 'Loading Linux 2.6.32-22-generic ...'
linux /boot/vmlinuz-2.6.32-22-generic root=UUID=b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 ro single
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-2.6.32-22-generic
}
menuentry 'Ubuntu, with Linux 2.6.31-14-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
linux /boot/vmlinuz-2.6.31-14-generic root=UUID=b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 ro quiet splash
initrd /boot/initrd.img-2.6.31-14-generic
}
menuentry 'Ubuntu, with Linux 2.6.31-14-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
echo 'Loading Linux 2.6.31-14-generic ...'
linux /boot/vmlinuz-2.6.31-14-generic root=UUID=b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 ro single
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-2.6.31-14-generic
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
linux16 /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
insmod ext2
set root='(hd1,1)'
search --no-floppy --fs-uuid --set b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165
linux16 /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###
### BEGIN /etc/grub.d/30_os-prober ###
menuentry "Windows Server 2008 (loader) (on /dev/sda1)" {
insmod ntfs
set root='(hd0,1)'
search --no-floppy --fs-uuid --set 7ca45871a458303e
drivemap -s (hd0) ${root}
chainloader +1
}
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
=============================== sdb1/etc/fstab: ===============================
# /etc/fstab: static file system information.
#
# Use 'blkid -o value -s UUID' to print the universally unique identifier
# for a device; this may be used with UUID= as a more robust way to name
# devices that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc defaults 0 0
# / was on /dev/sdb1 during installation
UUID=b654fdfd-2f6e-41fe-8e0b-3b2eb9ad2165 / ext4 errors=remount-ro 0 1
# swap was on /dev/sdb5 during installation
UUID=3a22ce12-0f10-4f5c-b7f8-4a4aaa53c3d7 none swap sw 0 0
/dev/scd0 /media/cdrom0 udf,iso9660 user,noauto,exec,utf8 0 0
=================== sdb1: Location of files loaded by Grub: ===================
.1GB: boot/grub/core.img
3.9GB: boot/grub/grub.cfg
2.0GB: boot/initrd.img-2.6.31-14-generic
4.7GB: boot/initrd.img-2.6.32-22-generic
.6GB: boot/vmlinuz-2.6.31-14-generic
1.6GB: boot/vmlinuz-2.6.32-22-generic
4.7GB: initrd.img
1.6GB: vmlinuz
You have grub in the windows area, try this, follow the directions carefully.
http://sourceforge.net/apps/mediawiki/bootinfoscript/index.php?title=Boot_Problems:Boot_Sector