Help please! Thanks loads

Code:
                  Boot Info Script 0.61      [1 April 2012]


============================= Boot Info Summary: ===============================

 => Grub2 (v1.99) is installed in the MBR of /dev/sda and looks at sector 1 of 
    the same hard drive for core.img. core.img is at this location and looks 
    for (,msdos6)/boot/grub on this drive.

sda1: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Grub2 (v1.99)
    Boot sector info:  Grub2 (v1.99) is installed in the boot sector of sda1 
                       and looks at sector 429146784 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 7
    Boot files:        /bootmgr /Boot/BCD /Windows/System32/winload.exe

sda2: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  Windows Vista/7: NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda3: __________________________________________________________________________

    File system:       Extended Partition
    Boot sector type:  Unknown
    Boot sector info: 

sda5: __________________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

sda6: __________________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 12.04 LTS
    Boot files:        /boot/grub/grub.cfg /etc/fstab /boot/grub/core.img

============================ 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 Sector    End Sector  # of Sectors  Id System

/dev/sda1    *             63   324,881,205   324,881,143   7 NTFS / exFAT / HPFS
/dev/sda2         324,882,432   407,563,971    82,681,540   7 NTFS / exFAT / HPFS
/dev/sda3         407,564,286   488,396,799    80,832,514   5 Extended
/dev/sda5         480,538,624   488,396,799     7,858,176  82 Linux swap / Solaris
/dev/sda6         407,564,288   480,538,623    72,974,336  83 Linux


"blkid" output: ________________________________________________________________

Device           UUID                                   TYPE       LABEL

/dev/sda1        1846F1DF46F1BD96                       ntfs       
/dev/sda2        ECE2F40AE2F3D6B4                       ntfs       New Volume
/dev/sda5        a764686f-5280-4df3-ac17-b8c23fc70519   swap       
/dev/sda6        b9ef055b-1a50-4da6-9962-79dc493092dc   ext4       

================================ Mount points: =================================

Device           Mount_Point              Type       Options

/dev/sda6        /                        ext4       (rw,errors=remount-ro)


=========================== sda6/boot/grub/grub.cfg: ===========================

--------------------------------------------------------------------------------
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#

### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  set have_grubenv=true
  load_env
fi
set default="0"
if [ "${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
}

function load_video {
  insmod vbe
  insmod vga
  insmod video_bochs
  insmod video_cirrus
}

insmod part_msdos
insmod ext2
set root='(hd0,msdos6)'
search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
if loadfont /usr/share/grub/unicode.pf2 ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  insmod part_msdos
  insmod ext2
  set root='(hd0,msdos6)'
  search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
  set locale_dir=($root)/boot/grub/locale
  set lang=en_US
  insmod gettext
fi
terminal_output gfxterm
if [ "${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
if background_color 44,0,30; then
  clear
fi
### END /etc/grub.d/05_debian_theme ###

### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
	set gfxpayload="$1"
	if [ "$1" = "keep" ]; then
		set vt_handoff=vt.handoff=7
	else
		set vt_handoff=
	fi
}
if [ ${recordfail} != 1 ]; then
  if [ -e ${prefix}/gfxblacklist.txt ]; then
    if hwmatch ${prefix}/gfxblacklist.txt 3; then
      if [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
if [ "$linux_gfx_mode" != "text" ]; then load_video; fi
menuentry 'Ubuntu, with Linux 3.2.0-23-generic-pae' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	gfxmode $linux_gfx_mode
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	linux	/boot/vmlinuz-3.2.0-23-generic-pae root=UUID=b9ef055b-1a50-4da6-9962-79dc493092dc ro   quiet splash $vt_handoff
	initrd	/boot/initrd.img-3.2.0-23-generic-pae
}
menuentry 'Ubuntu, with Linux 3.2.0-23-generic-pae (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	echo	'Loading Linux 3.2.0-23-generic-pae ...'
	linux	/boot/vmlinuz-3.2.0-23-generic-pae root=UUID=b9ef055b-1a50-4da6-9962-79dc493092dc ro recovery nomodeset 
	echo	'Loading initial ramdisk ...'
	initrd	/boot/initrd.img-3.2.0-23-generic-pae
}
submenu "Previous Linux versions" {
menuentry 'Ubuntu, with Linux 2.6.31' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	gfxmode $linux_gfx_mode
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	linux	/boot/vmlinuz-2.6.31 root=/dev/sda6 ro   quiet splash $vt_handoff
}
menuentry 'Ubuntu, with Linux 2.6.31 (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
	recordfail
	insmod gzio
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	echo	'Loading Linux 2.6.31 ...'
	linux	/boot/vmlinuz-2.6.31 root=/dev/sda6 ro recovery nomodeset 
}
}
### END /etc/grub.d/10_linux ###

### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###

### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	linux16	/boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
	insmod part_msdos
	insmod ext2
	set root='(hd0,msdos6)'
	search --no-floppy --fs-uuid --set=root b9ef055b-1a50-4da6-9962-79dc493092dc
	linux16	/boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###
menuentry "Windows 7 (loader) (on /dev/sda1)" --class windows --class os {
	insmod part_msdos
	insmod ntfs
	set root='(hd0,msdos1)'
	search --no-floppy --fs-uuid --set=root 1846F1DF46F1BD96
	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 ###

### BEGIN /etc/grub.d/41_custom ###
if [ -f  $prefix/custom.cfg ]; then
  source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
--------------------------------------------------------------------------------

=============================== sda6/etc/fstab: ================================

--------------------------------------------------------------------------------
# /etc/fstab: static file system information.
#
# Use 'blkid' 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    nodev,noexec,nosuid 0       0
# / was on /dev/sda6 during installation
UUID=b9ef055b-1a50-4da6-9962-79dc493092dc /               ext4    errors=remount-ro 0       1
# swap was on /dev/sda5 during installation
UUID=a764686f-5280-4df3-ac17-b8c23fc70519 none            swap    sw              0       0
--------------------------------------------------------------------------------

=================== sda6: Location of files loaded by Grub: ====================

           GiB - GB             File                                 Fragment(s)

               =                boot/grub/core.img                             1
               =                boot/grub/grub.cfg                             1
               =                boot/initrd.img-3.2.0-23-generic-pae           2
               =                boot/vmlinuz-2.6.31                            1
               =                boot/vmlinuz-3.2.0-23-generic-pae              1
               =                initrd.img                                     2
               =                vmlinuz                                        1

======================== Unknown MBRs/Boot Sectors/etc: ========================

Unknown BootLoader on sda3

00000000  db 93 dd 70 9f 20 10 79  67 63 0a 37 98 f4 e5 ff  |...p. .ygc.7....|
00000010  ad 30 79 d9 52 dc 96 5a  7c bb cf e3 9c 41 d0 d9  |.0y.R..Z|....A..|
00000020  93 24 55 a3 49 20 53 22  88 54 98 1d 2b 58 2c 52  |.$U.I S".T..+X,R|
00000030  69 15 73 71 b7 c5 c7 ea  bc 4d d0 db ca ea 51 88  |i.sq.....M....Q.|
00000040  b6 ec 99 62 c1 87 66 bc  87 88 7a 65 8d c8 b5 e4  |...b..f...ze....|
00000050  df 42 99 c2 f6 9a d1 8c  ca 31 10 8e d6 33 b5 71  |.B.......1...3.q|
00000060  b2 87 fa f0 b9 16 ec bc  cb 78 d3 c5 77 c4 03 00  |.........x..w...|
00000070  4c 26 ec 8d ce b9 3b 79  4e 13 c9 37 2e 66 5f c5  |L&....;yN..7.f_.|
00000080  6d a3 76 e9 06 59 3d 3d  0e 24 df c3 bb 24 08 2e  |m.v..Y==.$...$..|
00000090  d8 67 07 cc 8f 81 3d 8f  46 e5 9e 01 1a 8b 50 ed  |.g....=.F.....P.|
000000a0  d1 9f 89 cc 9b c4 e4 92  ba 9e e1 f6 c5 14 ba 8c  |................|
000000b0  37 5b 48 87 cb bc 91 48  c9 f9 d0 8c f8 5c 43 47  |7[H....H.....\CG|
000000c0  56 8f 80 55 70 31 f8 fa  d5 0b 4e ad 71 86 64 2c  |V..Up1....N.q.d,|
000000d0  d1 2f b7 d3 58 2a 35 41  f6 30 34 f9 08 e1 92 cf  |./..X*5A.04.....|
000000e0  c3 cc 6f 15 43 c7 27 d4  3d 06 e0 a8 b1 65 65 e2  |..o.C.'.=....ee.|
000000f0  50 b2 b3 20 2d be bd 5e  1f ae 17 0e 65 59 6d b2  |P.. -..^....eYm.|
00000100  37 b8 69 e7 d2 b1 d5 a4  20 52 fd f0 89 d5 b1 29  |7.i..... R.....)|
00000110  dd ca 14 07 f4 64 69 4d  4b fd 01 cd e0 1d 12 14  |.....diMK.......|
00000120  bf 15 4f 97 45 65 00 00  02 1f 00 01 00 0b d9 98  |..O.Ee..........|
00000130  00 00 03 01 53 5a 40 00  2b 50 16 66 20 02 75 f9  |....SZ@.+P.f .u.|
00000140  a1 c5 cf 33 da b6 23 cf  3c f3 f7 2e af 8e ae 1a  |...3..#.<.......|
00000150  e0 e0 eb e1 6e df 1b 8b  d9 4d 8a 4d 18 ac c2 cb  |....n....M.M....|
00000160  89 28 d6 cc 99 bd a6 8b  17 5e cb 33 37 e8 f7 06  |.(.......^.37...|
00000170  fa 38 2d 26 b9 d2 6b 98  1a b6 55 99 e4 25 30 36  |.8-&..k...U..%06|
00000180  ec bf 0f 5f 0b e8 55 08  dc 1f bc fd 73 5a 1e a5  |..._..U.....sZ..|
00000190  b6 c1 6b 5c d3 7d 2a e0  05 2b 92 ed 0c dd c4 d5  |..k\.}*..+......|
000001a0  e2 33 0c 1c cc d8 b0 f5  12 2c 1c f3 cf 3c 6a da  |.3.......,...<j.|
000001b0  4b d2 a3 0f 62 18 cc 66  30 be 8f 98 16 66 00 fe  |K...b..f0....f..|
000001c0  ff ff 82 fe ff ff 02 80  59 04 00 e8 77 00 00 fe  |........Y...w...|
000001d0  ff ff 05 fe ff ff 01 00  00 00 01 80 59 04 00 00  |............Y...|
000001e0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
000001f0  00 00 00 00 00 00 00 00  00 00 00 00 00 00 55 aa  |..............U.|
00000200


=============================== StdErr Messages: ===============================

xz: (stdin): Compressed data is corrupt
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in
awk: cmd. line:36: Math support is not compiled in