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Thread: Bootloader - Not showing up

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  1. #1
    Join Date
    Jun 2009
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    SW Forida
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    Ubuntu 16.04 Xenial Xerus

    Re: Bootloader - Not showing up

    I see two things:

    /NST/menu.lst /boot.ini /bootmgr /Boot/BCD
    /Windows/System32/winload.exe
    /grldr
    /boot/grub/core.img

    The windows files are in red. Delete the rest. In fact the /boot conflicts with the /Boot as windows does not know the difference between caps and small letters so it sees two identical directories and does not work.

    Boot file info: BootPart in the file
    /NST/nst_grub-781739675DD521200E8602AC9D6E6C47.mbr is
    trying to chain load sector #187338752 on boot drive
    #1 BootPart in the file /NST/nst_grub.mbr is trying to


    This is not a windows boot loader.

    This may fix it :
    Fix for most, a few have other issues, better than windows fix in many cases as it also fixes other parameters:
    This has instructions on using testdisk to repair the install of grub to the boot sector for windows from Ubuntu or Linux LiveCD.
    http://sourceforge.net/apps/mediawik...ms:Boot_Sector

    IF not you will need to run fixboot from a windows repair disk to repair the boot sector.

    You will then need to install grub to sdb. Leave lilo in sda.
    How to restore the Ubuntu/XP/Vista/7 bootloader (Updated for Ubuntu 9.10)
    http://ubuntuforums.org/showthread.php?t=1014708

    Install from LiveCD:
    Find linux partition:
    sudo fdisk -l
    sudo mkdir /mnt/sdb1
    sudo mount /dev/sdb1 /mnt
    sudo grub-install --root-directory=/mnt /dev/sdb
    sudo grub-install --recheck --root-directory=/mnt /dev/sdb

    Then set sdb to boot in BIOS.
    Last edited by oldfred; May 22nd, 2010 at 06:09 AM.
    For more info on UEFI boot install & repair - Regularly Updated :
    http://ubuntuforums.org/showthread.php?t=2147295
    Please use Thread Tools above first post to change to [Solved] when/if answered completely.

  2. #2
    Join Date
    Mar 2010
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    46
    Distro
    Ubuntu 10.04 Lucid Lynx

    Exclamation Re: Bootloader - Not showing up

    I first tried the disktest thing and I thought it was going to fix everything. But I was wrong, Vista is now corrupted and I can't open a single program without it crashing and giving me and error and telling me to run chkdisk. I tried but it also crashes, I also can't mount that drive -_- But I'm making a windows recovery disk and hopefully that solves that. And after that I did the last thing you said. But everytime I try and boot from sdb I get "Bootmgr is missing, press alt-crtl-del to restart". I'm left without an OS. I'm left with the live cd and I can use my cousin desktop to try and fix mine.

  3. #3
    Join Date
    Mar 2010
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    Ubuntu 10.04 Lucid Lynx

    Re: Bootloader - Not showing up

    Ohh and I almost forgot. Thanks for trying to help :] I appreciate it (: <3

  4. #4
    Join Date
    May 2010
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    17

    Smile Re: Bootloader - Not showing up

    here is a little info that i learned when trying to boot 2 OS a long time ago. Vista has a boot loader of its own. if it is over wirtten and you boot into vista. Vista will reinstall its boot loader. i ended up using a program call system commander to step in as the boot loader. it has a feather in it to disable that in vista. i would segest you look into that

  5. #5
    Join Date
    Mar 2010
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    46
    Distro
    Ubuntu 10.04 Lucid Lynx

    Re: Bootloader - Not showing up

    Thanks =] But i cant go into vista, not sure if you read the 2 last posts i put. And everytime i try mounting SDB this happens All i really care about right now is fixing my vista. Thats where i have all my stuff thats really important to me

    Code:
    Error mounting: mount exited with exit code 13: ntfs_mst_post_read_fixup: magic: 0x6e696268  size: 4096  usa_ofs: 8192  usa_count: 240: Invalid argument
    Actual VCN (0x0) of index buffer is different from expected VCN (0x5).
    Failed to mount '/dev/sda1': Input/output error
    NTFS is either inconsistent, or there is a hardware fault, or it's a
    SoftRAID/FakeRAID hardware. In the first case run chkdsk /f on Windows
    then reboot into Windows twice. The usage of the /f parameter is very
    important! If the device is a SoftRAID/FakeRAID then first activate
    it and mount a different device under the /dev/mapper/ directory, (e.g.
    /dev/mapper/nvidia_eahaabcc1). Please see the 'dmraid' documentation
    for more details.

  6. #6
    Join Date
    Sep 2009
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    8,874
    Distro
    Ubuntu Development Release

    Re: Bootloader - Not showing up

    Quote Originally Posted by hopeless8009 View Post
    here is a little info that i learned when trying to boot 2 OS a long time ago. Vista has a boot loader of its own. if it is over wirtten and you boot into vista. Vista will reinstall its boot loader. i ended up using a program call system commander to step in as the boot loader. it has a feather in it to disable that in vista. i would segest you look into that
    I would ignore this as it is a 1st post and suggesting a unorthodox method to fix something that is broken; and needs to be fixed with the stock bootloaders, and the help of somebody who knows what there doing.

    I also don't think Vista has a built in program to overwrite the MBR automatically, but manufacturers put funny things on the computer though. Many people dual boot Vista with many other operating systems with no problems.
    Last edited by wilee-nilee; May 22nd, 2010 at 08:03 AM.

  7. #7
    Join Date
    Mar 2010
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    46
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    Ubuntu 10.04 Lucid Lynx

    Re: Bootloader - Not showing up

    Then what do you suggest for me to do? -_-

  8. #8
    Join Date
    Sep 2009
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    8,874
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    Ubuntu Development Release

    Re: Bootloader - Not showing up

    Quote Originally Posted by lilsavalex View Post
    Then what do you suggest for me to do? -_-
    I would repost the script as some changes have been suggested and then wait for oldfred or some others I wont name they know who they are to suggest some fixes.
    http://bootinfoscript.sourceforge.net/
    In the end this probably can be fixed, it just may take some special work. You also want to be careful with trying some fix and it not working then trying another that is attached to the 1st one working, this will make things very difficult to fix things. As it is now the system is pretty borked but fixable probably so you have to tread lightly at this point.

  9. #9
    Join Date
    May 2010
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    17

    Re: Bootloader - Not showing up

    Quote Originally Posted by wilee-nilee View Post
    I would ignore this as it is a 1st post and suggesting a unorthodox method to fix something that is broken; and needs to be fixed with the stock bootloaders, and the help of somebody who knows what there doing.

    I also don't think Vista has a built in program to overwrite the MBR automatically, but manufacturers put funny things on the computer though. Many people dual boot Vista with many other operating systems with no problems.
    I built my own system it was not made my a company. the output form the mouth command tells me you may have a hardware problem. you can boot to you widnows disk and use recovory console to run chkdsk if you like night night

  10. #10
    Join Date
    Mar 2010
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    46
    Distro
    Ubuntu 10.04 Lucid Lynx

    Re: Bootloader - Not showing up

    I should probly be extra careful on what i try to do when fixing it =] Thanks for the tip.

    Code:
                    Boot Info Script 0.55    dated February 15th, 2010                    
    
    ============================= Boot Info Summary: ==============================
    
     => Lilo is installed in the MBR of /dev/sda
     => 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:  Windows Vista/7
        Boot sector info:  No errors found in the Boot Parameter Block.
        Operating System:  
        Boot files/dirs:   
    
    sda3: _________________________________________________________________________
    
        File system:       ntfs
        Boot sector type:  Windows Vista/7
        Boot sector info:  No errors found in the Boot Parameter Block.
        Operating System:  
        Boot files/dirs:   /bootmgr /boot/bcd
    
    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 75805896 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:  Unknown
        Boot sector info:  
    
    sdb5: _________________________________________________________________________
    
        File system:       swap
        Boot sector type:  -
        Boot sector info:  
    
    =========================== Drive/Partition Info: =============================
    
    Drive: sda ___________________ _____________________________________________________
    
    Disk /dev/sda: 500.1 GB, 500107862016 bytes
    255 heads, 63 sectors/track, 60801 cylinders, total 976773168 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   949,650,344   949,650,282   7 HPFS/NTFS
    /dev/sda3         949,650,345   976,768,064    27,117,720   7 HPFS/NTFS
    
    
    Drive: sdb ___________________ _____________________________________________________
    
    Disk /dev/sdb: 100.0 GB, 100030242816 bytes
    255 heads, 63 sectors/track, 12161 cylinders, total 195371568 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    *          2,048   187,336,703   187,334,656  83 Linux
    /dev/sdb2         187,338,750   195,371,007     8,032,258   5 Extended
    /dev/sdb5         187,338,752   195,371,007     8,032,256  82 Linux swap / Solaris
    
    
    blkid -c /dev/null: ____________________________________________________________
    
    Device           UUID                                   TYPE       LABEL                         
    
    /dev/loop0                                              squashfs                                 
    /dev/sda1        3E70817870813823                       ntfs       HP                            
    /dev/sda3        949CA48C9CA46A86                       ntfs       FACTORY_IMAGE                 
    /dev/sda: PTTYPE="dos" 
    /dev/sdb1        dabf9ef8-2ed3-4786-9c76-2a56d5709d6c   ext4                                     
    /dev/sdb2: PTTYPE="dos" 
    /dev/sdb5        70b5625a-eaff-4432-b5dd-3614ab89426d   swap                                     
    /dev/sdb: PTTYPE="dos" 
    error: /dev/sdc: No medium found
    error: /dev/sdd: No medium found
    error: /dev/sde: No medium found
    error: /dev/sdf: No medium found
    
    ============================ "mount | grep ^/dev  output: ===========================
    
    Device           Mount_Point              Type       Options
    
    aufs             /                        aufs       (rw)
    /dev/sr0         /cdrom                   iso9660    (ro,noatime)
    /dev/loop0       /rofs                    squashfs   (ro,noatime)
    /dev/sdb1        /media/dabf9ef8-2ed3-4786-9c76-2a56d5709d6c ext4       (rw,nosuid,nodev,uhelper=udisks)
    
    
    =========================== 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 ${boot_once} ]; then save_env recordfail; fi; fi
    }
    insmod ext2
    set root='(hd1,1)'
    search --no-floppy --fs-uuid --set dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
    if loadfont /usr/share/grub/unicode.pf2 ; then
      set gfxmode=640x480
      insmod gfxterm
      insmod vbe
      if terminal_output gfxterm ; then true ; else
        # For backward compatibility with versions of terminal.mod that don't
        # understand terminal_output
        terminal gfxterm
      fi
    fi
    insmod ext2
    set root='(hd1,1)'
    search --no-floppy --fs-uuid --set dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
    set locale_dir=($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 2.6.32-21-generic' --class ubuntu --class gnu-linux --class gnu --class os {
        recordfail
        insmod ext2
        set root='(hd1,1)'
        search --no-floppy --fs-uuid --set dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
        linux    /boot/vmlinuz-2.6.32-21-generic root=UUID=dabf9ef8-2ed3-4786-9c76-2a56d5709d6c ro   quiet splash
        initrd    /boot/initrd.img-2.6.32-21-generic
    }
    menuentry 'Ubuntu, with Linux 2.6.32-21-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 dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
        echo    'Loading Linux 2.6.32-21-generic ...'
        linux    /boot/vmlinuz-2.6.32-21-generic root=UUID=dabf9ef8-2ed3-4786-9c76-2a56d5709d6c ro single 
        echo    'Loading initial ramdisk ...'
        initrd    /boot/initrd.img-2.6.32-21-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 dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
        linux16    /boot/memtest86+.bin
    }
    menuentry "Memory test (memtest86+, serial console 115200)" {
        insmod ext2
        set root='(hd1,1)'
        search --no-floppy --fs-uuid --set dabf9ef8-2ed3-4786-9c76-2a56d5709d6c
        linux16    /boot/memtest86+.bin console=ttyS0,115200n8
    }
    ### END /etc/grub.d/20_memtest86+ ###
    
    ### BEGIN /etc/grub.d/30_os-prober ###
    menuentry "Windows Vista (loader) (on /dev/sda3)" {
        insmod ntfs
        set root='(hd0,3)'
        search --no-floppy --fs-uuid --set 949ca48c9ca46a86
        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    nodev,noexec,nosuid 0       0
    # / was on /dev/sdb1 during installation
    UUID=dabf9ef8-2ed3-4786-9c76-2a56d5709d6c /               ext4    errors=remount-ro 0       1
    # swap was on /dev/sdb5 during installation
    UUID=70b5625a-eaff-4432-b5dd-3614ab89426d none            swap    sw              0       0
    
    =================== sdb1: Location of files loaded by Grub: ===================
    
    
      38.8GB: boot/grub/core.img
      38.8GB: boot/grub/grub.cfg
      38.8GB: boot/initrd.img-2.6.32-21-generic
      38.7GB: boot/vmlinuz-2.6.32-21-generic
      38.8GB: initrd.img
      38.7GB: vmlinuz
    =========================== Unknown MBRs/Boot Sectors/etc =======================
    
    Unknown BootLoader  on sdb2
    
    00000000  4b ac 49 f9 67 2b e3 eb  e4 71 72 e8 8a 62 5e 59  |K.I.g+...qr..b^Y|
    00000010  6b bc b8 a7 4d 96 e7 49  41 a9 40 dc a5 de 9d d1  |k...M..IA.@.....|
    00000020  e7 c8 4e a8 c0 58 77 9d  ed 80 5c 9c c0 e2 76 be  |..N..Xw...\...v.|
    00000030  e5 84 05 ee b7 a2 d4 1a  30 26 43 31 6b 7c f8 13  |........0&C1k|..|
    00000040  cb b6 34 3c 38 c0 ed c7  66 19 75 25 46 b7 00 69  |..4<8...f.u%F..i|
    00000050  ee 3a fa 22 f0 bc bc b7  1e 0e 52 63 6a fc b9 60  |.:."......Rcj..`|
    00000060  b9 fe 6b 9e 3e 31 1b 3d  e8 14 bd 87 b6 b0 e8 e1  |..k.>1.=........|
    00000070  35 9e 68 18 af 8a c2 52  7d a1 2b 97 8e 9a 94 e1  |5.h....R}.+.....|
    00000080  22 b4 2d b7 29 ad 15 fb  fb 3a 7c 7c 77 b9 99 1d  |".-.)....:||w...|
    00000090  e9 03 1b 74 a0 89 88 ff  47 a3 31 26 fe e2 73 f4  |...t....G.1&..s.|
    000000a0  88 26 81 b8 4c f9 aa 62  cf 36 a4 63 82 00 d0 23  |.&..L..b.6.c...#|
    000000b0  78 5a a5 12 60 46 3f 32  96 f5 48 68 9e 1b 07 73  |xZ..`F?2..Hh...s|
    000000c0  fb 3c 16 e7 42 6f 92 13  ae 20 56 ab 64 a1 cc e0  |.<..Bo... V.d...|
    000000d0  92 67 78 12 e1 46 0a 88  c4 a7 46 4c 22 0b b2 65  |.gx..F....FL"..e|
    000000e0  44 2c 1f ba 0c bc 1e 00  63 1f 30 f5 3c 4c e6 e8  |D,......c.0.<L..|
    000000f0  a9 bb 4a 73 2a fa ee b0  84 67 aa 37 bc 0e c6 30  |..Js*....g.7...0|
    00000100  2c ae 5a 49 b7 de 24 69  22 14 88 32 f0 a2 6c cc  |,.ZI..$i"..2..l.|
    00000110  47 91 ce 2d 87 4b e3 17  22 65 f8 45 d0 e5 8a de  |G..-.K.."e.E....|
    00000120  7c b4 3f d5 92 3f 47 f4  db a4 61 98 f2 d3 02 50  ||.?..?G...a....P|
    00000130  f2 f1 e8 b6 31 86 a7 8b  ec f3 bf 74 a5 e6 2e 73  |....1......t...s|
    00000140  70 16 e3 85 59 4c 8e b8  2a c0 47 93 26 4a 3c 3e  |p...YL..*.G.&J<>|
    00000150  d9 40 f7 4f ef d7 ee 3c  46 fb 8c f9 a5 6e bc c6  |.@.O...<F....n..|
    00000160  fd 98 58 91 f2 86 da f0  6c 98 b7 4c c3 73 89 bf  |..X.....l..L.s..|
    00000170  26 29 56 a2 1a 02 2a ab  68 0c 61 67 04 90 7d 2c  |&)V...*.h.ag..},|
    00000180  66 59 d9 35 ad 0c 96 c3  01 d1 da 7b 03 e1 1d 3e  |fY.5.......{...>|
    00000190  8f 98 cc 86 8c bf f0 da  78 65 a9 f5 60 58 3a 39  |........xe..`X:9|
    000001a0  c3 3a db ab 5f 31 e2 56  ef ba a1 e0 9d dc f8 07  |.:.._1.V........|
    000001b0  9b ed 97 0f 91 05 c5 62  3f d5 74 7f 6d 65 00 fe  |.......b?.t.me..|
    000001c0  ff ff 82 fe ff ff 02 00  00 00 00 90 7a 00 00 00  |............z...|
    000001d0  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
    
    
    =======Devices which don't seem to have a corresponding hard drive==============
    
    sdc sdd sde sdf 
    =============================== StdErr Messages: ===============================
    
    ls: reading directory sda1/: Input/output error

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