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View Full Version : [ubuntu] ubuntu 12.04 startup error



zastrawhat
April 30th, 2012, 12:42 PM
i get this error in startup "no root file system is defined" after installing ubuntu 12.04 from wubi.


Boot Info Script 0.61 [1 April 2012]


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

=> Grub4Dos is installed in the MBR of /dev/sda.
=> Syslinux MBR (3.61-4.03) is installed in the MBR of /dev/sdb.

sda1: __________________________________________________ ________________________

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: /menu.lst /grldr /bootmgr /Boot/BCD /grldr

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: /bootmgr /boot/BCD /Windows/System32/winload.exe

sda3: __________________________________________________ ________________________

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

sda5: __________________________________________________ ________________________

File system: ntfs
Boot sector type: Windows XP: NTFS
Boot sector info: According to the info in the boot sector, sda5 starts
at sector 63.
Operating System:
Boot files:

sda6: __________________________________________________ ________________________

File system: ntfs
Boot sector type: Windows XP: NTFS
Boot sector info: According to the info in the boot sector, sda6 starts
at sector 63.
Operating System:
Boot files:

sda4: __________________________________________________ ________________________

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: /bootmgr /boot/bcd

sdb1: __________________________________________________ ________________________

File system: vfat
Boot sector type: SYSLINUX 3.63 Debian-2008-07-15
Boot sector info: Syslinux looks at sector 7762 of /dev/sdb1 for its
second stage. The integrity of Syslinux couldn't be
verified (install gawk). According to the info in the
boot sector, sdb1 starts at sector 0. But according to
the info from fdisk, sdb1 starts at sector 62.
Operating System:
Boot files: /syslinux/syslinux.cfg /ldlinux.sys

============================ Drive/Partition Info: =============================

Drive: sda __________________________________________________ ___________________

Disk /dev/sda: 320.1 GB, 320072933376 bytes
255 heads, 63 sectors/track, 38913 cylinders, total 625142448 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 * 2,048 409,599 407,552 7 NTFS / exFAT / HPFS
/dev/sda2 409,600 151,589,339 151,179,740 7 NTFS / exFAT / HPFS
/dev/sda3 151,589,340 625,137,344 473,548,005 f W95 Extended (LBA)
/dev/sda5 151,589,403 370,458,899 218,869,497 7 NTFS / exFAT / HPFS
/dev/sda6 370,458,963 590,517,269 220,058,307 7 NTFS / exFAT / HPFS
/dev/sda4 590,526,464 624,928,767 34,402,304 7 NTFS / exFAT / HPFS

/dev/sda3 overlaps with /dev/sda4

Drive: sdb __________________________________________________ ___________________

Disk /dev/sdb: 2027 MB, 2027945984 bytes
63 heads, 62 sectors/track, 1014 cylinders, total 3960832 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/sdb1 * 62 3,960,683 3,960,622 c W95 FAT32 (LBA)


"blkid" output: __________________________________________________ ______________

Device UUID TYPE LABEL

/dev/loop0 squashfs
/dev/sda1 1E6615106614E9F3 ntfs SYSTEM
/dev/sda2 023C17DC3C17C995 ntfs
/dev/sda4 1458342D58340FCA ntfs RECOVERY
/dev/sda5 0D8309300D830930 ntfs ENTERTAINMENT
/dev/sda6 0D7E15E70D7E15E7 ntfs WORK
/dev/sdb1 3086-3B64 vfat ZA

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

Device Mount_Point Type Options

/dev/loop0 /rofs squashfs (ro,noatime)
/dev/sdb1 /cdrom vfat (ro,noatime,fmask=0022,dmask=0022,codepage=cp437,i ocharset=iso8859-1,shortname=mixed,errors=remount-ro)


================================ sda1/menu.lst: ================================

--------------------------------------------------------------------------------
# menu.lst produced by grub4dosconfig-v1.7
color white/blue black/cyan white/black cyan/black
timeout 10
default 0

# Frugal installed Puppy

title Lupu 528 (sda5/puppy528)
find --set-root --ignore-floppies --ignore-cd /puppy528/initrd.gz
kernel /puppy528/vmlinuz pmedia=atahd psubdir=puppy528 pfix=fsck
initrd /puppy528/initrd.gz

title Lupu 528 (sda5/puppy528) RAM mode\nBoot up Puppy without pupsave
find --set-root --ignore-floppies --ignore-cd /puppy528/initrd.gz
kernel /puppy528/vmlinuz pmedia=atahd psubdir=puppy528 pfix=ram,fsck
initrd /puppy528/initrd.gz

title Lupu 528 (sdb1)
uuid 4433-2211
kernel /vmlinuz pmedia=usbflash pfix=fsck
initrd /initrd.gz

# Windows
# this entry searches Windows on the HDD and boot it up
title Windows\nBoot up Windows if installed
errorcheck off
find --set-root --ignore-floppies --ignore-cd /bootmgr
chainloader /bootmgr
find --set-root --ignore-floppies --ignore-cd /ntldr
chainloader /ntldr
find --set-root --ignore-floppies --ignore-cd /io.sys
chainloader /io.sys
errorcheck on

title Windows Vista/2008/7 (sda1)
uuid 1E6615106614E9F3
chainloader /bootmgr

title Windows Vista/2008/7 (sda2)
uuid 023C17DC3C17C995
chainloader /bootmgr

title Windows Vista/2008/7 (sda4)
uuid 1458342D58340FCA
chainloader /bootmgr

# Boot from Partition Boot Sector

title Windows Vista/2008/7 (sda1:PBS)
uuid 1E6615106614E9F3
chainloader +1

title Windows Vista/2008/7 (sda2:PBS)
uuid 023C17DC3C17C995
chainloader +1

title Windows Vista/2008/7 (sda4:PBS)
uuid 1458342D58340FCA
chainloader +1

title Lupu 528 (sda5:PBS)
uuid 0D8309300D830930
chainloader +1

title Unknown (sda6:PBS)
uuid 0D7E15E70D7E15E7
chainloader +1

title Lupu 528 (sdb1:PBS)
map (hd1) (hd0)
map (hd0) (hd1)
map --hook
uuid 4433-2211
chainloader +1

# additionals

title Find Grub2\nBoot up grub2 if installed
find --set-root --ignore-floppies --ignore-cd /boot/grub/core.img
kernel /boot/grub/core.img

title Grub4Dos commandline\n(for experts only)
commandline

title Reboot computer
reboot

title Halt computer
halt
--------------------------------------------------------------------------------

========================== sda1/grldr embedded menu: ===========================

--------------------------------------------------------------------------------
pxe detect
configfile
default 0
timeout 1
--------------------------------------------------------------------------------

=================== sda1: Location of files loaded by Grub: ====================

GiB - GB File Fragment(s)

?? = ?? menu.lst 1

========================= sdb1/syslinux/syslinux.cfg: ==========================

--------------------------------------------------------------------------------
# D-I config version 2.0
include menu.cfg
default vesamenu.c32
prompt 0
timeout 50
gfxboot bootlogo
--------------------------------------------------------------------------------

================= sdb1: Location of files loaded by Syslinux: ==================

GiB - GB File Fragment(s)

?? = ?? ldlinux.sys 1
?? = ?? syslinux/chain.c32 1
?? = ?? syslinux/gfxboot.c32 1
?? = ?? syslinux/syslinux.cfg 1
?? = ?? syslinux/vesamenu.c32 1

============== sdb1: Version of COM32(R) files used by Syslinux: ===============

syslinux/chain.c32 : COM32R module (v4.xx)
syslinux/gfxboot.c32 : COM32R module (v4.xx)
syslinux/vesamenu.c32 : COM32R module (v4.xx)

zastrawhat
April 30th, 2012, 06:51 PM
Anyone................!!!
someone.............!!!

have any idea how to solve this, it looks like its a similar problem like others have but dont want to mess around..........

maxweld
April 30th, 2012, 07:13 PM
Try reversing the boot sequence of your two disks in the System Bios.

It might be looking to boot from the incorrect disk. If this does not work, then return to the original boot sequence to avoid further confusion.

zastrawhat
May 1st, 2012, 08:29 AM
Try reversing the boot sequence of your two disks in the System Bios.

It might be looking to boot from the incorrect disk. If this does not work, then return to the original boot sequence to avoid further confusion.

two disks????, i only have one HD

zastrawhat
May 1st, 2012, 08:37 AM
by start up i meant , ubuntu is available in microsoft's boot and after selecting ubuntu, ubuntu starts up and shows the top panel where the shutdown button is , then it says verifying installation and then this error shows up.:(