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arunachalam2
December 31st, 2014, 08:20 AM
Hi friends. I am a newbie to ubuntu and I have installed ubuntu 13.10 inside Windows(Wubi).But when I boot into ubuntu I get an error message "no root file system is defined".

I saw some similar threads in this forum... related to this error... Everyone has asked To RUN bootinfoscript... so after running bootinfoscript... i am posting my RESULTS.txt here... Friends please see this and help me. Thanks in advance.



Boot Info Script 0.61 [1 April 2012]



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


=> Windows is installed in the MBR of /dev/sda.
=> Syslinux MBR (4.04 and higher) 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: /bootmgr /Boot/BCD


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 /Windows/System32/winload.exe


sda3: __________________________________________________ ________________________


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:


sdb1: __________________________________________________ ________________________


File system: vfat
Boot sector type: SYSLINUX 4.07 2013-07-25
Boot sector info: Syslinux looks at sector 16424 of /dev/sdb1 for its
second stage. SYSLINUX is installed in the /uui
directory. The integrity check of the ADV area failed.
No errors found in the Boot Parameter Block.
Operating System:
Boot files: /boot/grub/grub.cfg /efi/BOOT/grubx64.efi


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


Drive: sda __________________________________________________ ___________________


Disk /dev/sda: 750.2 GB, 750156374016 bytes
255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes


Partition Boot Start Sector End Sector # of Sectors Id System


/dev/sda1 * 2,048 718,847 716,800 7 NTFS / exFAT / HPFS
/dev/sda2 718,848 1,332,027,391 1,331,308,544 7 NTFS / exFAT / HPFS
/dev/sda3 1,332,027,392 1,465,143,295 133,115,904 7 NTFS / exFAT / HPFS




GUID Partition Table detected, but does not seem to be used.


Partition Start Sector End Sector # of Sectors System


Drive: sdb __________________________________________________ ___________________


Disk /dev/sdb: 4010 MB, 4010803200 bytes
255 heads, 63 sectors/track, 487 cylinders, total 7833600 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 * 2,048 7,833,599 7,831,552 b W95 FAT32




"blkid" output: __________________________________________________ ______________


Device UUID TYPE LABEL


/dev/loop0 squashfs
/dev/sda1 EE5EA6CA5EA68AC3 ntfs System Reserved
/dev/sda2 9892D10492D0E830 ntfs
/dev/sda3 E6C46C70C46C44C1 ntfs New Volume
/dev/sdb1 505B-20C1 vfat UUI


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


Device Mount_Point Type Options


/dev/loop0 /rofs squashfs (ro,noatime)
/dev/sda2 /media/ubuntu/9892D10492D0E830 fuseblk (rw,nosuid,nodev,allow_other,default_permissions,b lksize=4096)
/dev/sda3 /media/ubuntu/New Volume fuseblk (rw,nosuid,nodev,allow_other,default_permissions,b lksize=4096)
/dev/sdb1 /cdrom vfat (ro,noatime,fmask=0022,dmask=0022,codepage=437,ioc harset=iso8859-1,shortname=mixed,errors=remount-ro)




=========================== sdb1/boot/grub/grub.cfg: ===========================


--------------------------------------------------------------------------------


if loadfont /boot/grub/font.pf2 ; then
set gfxmode=auto
insmod efi_gop
insmod efi_uga
insmod gfxterm
terminal_output gfxterm
fi


set menu_color_normal=white/black
set menu_color_highlight=black/light-gray


menuentry "Try Ubuntu without installing" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed cdrom-detect/try-usb=true noprompt floppy.allowed_drive_mask=0 ignore_uuid boot=casper quiet splash --
initrd /casper/initrd.lz
}
menuentry "Install Ubuntu" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed cdrom-detect/try-usb=true noprompt floppy.allowed_drive_mask=0 ignore_uuid boot=casper only-ubiquity quiet splash --
initrd /casper/initrd.lz
}
menuentry "OEM install (for manufacturers)" {
set gfxpayload=keep
linux /casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed cdrom-detect/try-usb=true noprompt floppy.allowed_drive_mask=0 ignore_uuid boot=casper only-ubiquity quiet splash oem-config/enable=true --
initrd /casper/initrd.lz
}
menuentry "Check disc for defects" {
set gfxpayload=keep
linux /casper/vmlinuz.efi cdrom-detect/try-usb=true noprompt floppy.allowed_drive_mask=0 ignore_uuid boot=casper integrity-check quiet splash --
initrd /casper/initrd.lz
}
--------------------------------------------------------------------------------


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


GiB - GB File Fragment(s)




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


./bootinfoscript: line 1646: [: 2.73495e+09: integer expression expected
cat: /tmp/BootInfo-rlOz5WKZ/Tmp_Log: No such file or directory
No volume groups found


Friends check this and help me .

overdrank
January 1st, 2015, 04:58 PM
Duplicate here (http://ubuntuforums.org/showthread.php?t=2258789), Thread closed.