Failed To Load Com32 File Gfxboot.c32

failed to load com32 file gfxboot.c32
Boot Info Script 8f991e4 + Boot-Repair extra info [Boot-Info 25oct2017]

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

=> Grub2 (v1.99-2.00) is installed in the MBR of /dev/sdb and looks at sector
2048 of the same hard drive for core.img, but core.img can not be found at
this location.
=> Grub2 (v2.00) is installed in the MBR of /dev/sdc and looks at sector 1 of
the same hard drive for core.img. core.img is at this location and looks
for (,msdos1)/boot/grub. It also embeds following components:
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

modules
—————————————————————————
fat part_msdos biosdisk
—————————————————————————

sdb1: __________________________________________________________________________

File system: vfat
Boot sector type: FAT32
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files: /EFI/ubuntu/grub.cfg /EFI/BOOT/bkpbootx64.efi
/EFI/BOOT/bootx64.efi /EFI/BOOT/fbx64.efi
/EFI/ubuntu/fwupx64.efi /EFI/ubuntu/grubx64.efi
/EFI/ubuntu/mmx64.efi /EFI/ubuntu/shimx64.efi

sdb2: __________________________________________________________________________

File system: ext4
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
Boot sector type: –
Boot sector info:
Operating System: Ubuntu 18.04.1 LTS
Boot files: /boot/grub/grub.cfg /etc/fstab

sdc1: __________________________________________________________________________

File system: vfat
Boot sector type: SYSLINUX 6.03 20151222……………………………………[email protected]…..2….0…………A20 gate n
Boot sector info: Syslinux looks at sector 3446806 of /dev/sdc1 for its
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
second stage. SYSLINUX is installed in the
/boot/syslinux directory. No errors found in the Boot
Parameter Block.
Operating System:
Boot files: /boot/grub/menu.lst /boot/grub/grub.cfg
/boot/syslinux/syslinux.cfg /EFI/BOOT/bootia32.efi
/EFI/BOOT/grubx64.efi /debian1/EFI/boot/bootia32.efi
/debian1/EFI/boot/bootx64.efi
/boot/grub/i386-pc/core.img /boot/syslinux/ldlinux.sys

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
sdc2: __________________________________________________________________________

File system: ext4
Boot sector type: –
Boot sector info:
Operating System:
Boot files:

sda: ___________________________________________________________________________

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
File system: ext4
Boot sector type: –
Boot sector info:
Operating System:
Boot files:

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

Drive: sdb _____________________________________________________________________
Disk /dev/sdb: 29.8 GiB, 32017047552 bytes, 62533296 sectors
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt

Partition Boot Start Sector End Sector # of Sectors Id System

/dev/sdb1 1 62,533,295 62,533,295 ee GPT

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
GUID Partition Table detected.

Partition Attrs Start Sector End Sector # of Sectors System
/dev/sdb1 2,048 1,171,455 1,169,408 EFI System partition
/dev/sdb2 1,171,456 62,531,583 61,360,128 Data partition (Linux)

Attributes: R=Required, N=No Block IO, B=Legacy BIOS Bootable, +=More bits set

Drive: sdc _____________________________________________________________________
Disk /dev/sdc: 29.8 GiB, 32015679488 bytes, 62530624 sectors
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos

Partition Boot Start Sector End Sector # of Sectors Id System

/dev/sdc1 * 2,048 60,434,431 60,432,384 b W95 FAT32
/dev/sdc2 60,434,432 62,529,535 2,095,104 83 Linux

failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32

“blkid” output: ________________________________________________________________

Device UUID TYPE LABEL

/dev/loop0 2017-10-29-00-56-18-00 iso9660 Boot-Repair-Disk 64bit
/dev/loop1 squashfs
/dev/sda 9090e43b-ea5a-440f-b207-8429f2bedfc5 ext4 WD1TBHD
/dev/sdb1 1770-E5F1 vfat
/dev/sdb2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ext4
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
/dev/sdc1 7F5D-E59C vfat MULTISYSTEM
/dev/sdc2 eb47bc29-aa23-4b83-a52e-543930de014c ext4 Tom
/dev/zram0 62e3c37a-8025-430c-ba33-653f661ce0f2 swap
/dev/zram1 cbcee260-6fe9-4ab1-bdd7-91d142f6f5b5 swap
/dev/zram2 b14b1071-90d8-450d-a8fc-3d4cf5113ec8 swap
/dev/zram3 22934d1d-4232-49ef-94d8-209e22bfc38c swap

========================= “ls -l /dev/disk/by-id” output: ======================

total 0
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
lrwxrwxrwx 1 root root 9 Jan 24 21:02 ata-TS32GMTS800_C807350099 -> ../../sdb
lrwxrwxrwx 1 root root 10 Jan 24 21:02 ata-TS32GMTS800_C807350099-part1 -> ../../sdb1
lrwxrwxrwx 1 root root 10 Jan 24 21:02 ata-TS32GMTS800_C807350099-part2 -> ../../sdb2
lrwxrwxrwx 1 root root 9 Jan 24 21:02 ata-WDC_WD10JPVX-22JC3T0_WD-WXA1E667DUNH -> ../../sda
lrwxrwxrwx 1 root root 9 Jan 24 21:02 usb-SanDisk_Cruzer_200607752113C0F0A48B-0:0 -> ../../sdc
lrwxrwxrwx 1 root root 10 Jan 24 21:02 usb-SanDisk_Cruzer_200607752113C0F0A48B-0:0-part1 -> ../../sdc1
lrwxrwxrwx 1 root root 10 Jan 24 21:02 usb-SanDisk_Cruzer_200607752113C0F0A48B-0:0-part2 -> ../../sdc2
lrwxrwxrwx 1 root root 9 Jan 24 21:02 wwn-0x50014ee6075ee31e -> ../../sda

================================ Mount points: =================================
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32

Device Mount_Point Type Options

/dev/loop0 /cdrom iso9660 (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)
/dev/loop1 /rofs squashfs (ro,noatime)
/dev/sdc1 /isodevice vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sdc2 /media/lubuntu/Tom ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)

========================== sdb1/EFI/ubuntu/grub.cfg: ===========================
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

——————————————————————————–
search.fs_uuid 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e root hd1,gpt2
set prefix=($root)’/boot/grub’
configfile $prefix/grub.cfg
——————————————————————————–

=========================== sdb2/boot/grub/grub.cfg: ===========================

——————————————————————————–
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
#
# 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 $prefix/grubenv ]; then
set have_grubenv=true
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
load_env
fi
if [ “${next_entry}” ] ; then
set default=”${next_entry}”
set next_entry=
save_env next_entry
set boot_once=true
else
set default=”0″
fi
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

if [ x”${feature_menuentry_id}” = xy ]; then
menuentry_id_option=”–id”
else
menuentry_id_option=””
fi

export menuentry_id_option

if [ “${prev_saved_entry}” ]; then
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
set saved_entry=”${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}”
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
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 {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32

if [ x$feature_default_font_path = xy ] ; then
font=unicode
else
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
font=”/usr/share/grub/unicode.pf2″
fi

if loadfont $font ; then
set gfxmode=auto
load_video
insmod gfxterm
set locale_dir=$prefix/locale
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set lang=en_US
insmod gettext
fi
terminal_output gfxterm
if [ “${recordfail}” = 1 ] ; then
set timeout=10
else
if [ x$feature_timeout_style = xy ] ; then
set timeout_style=hidden
set timeout=10
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
# Fallback hidden-timeout code in case the timeout_style feature is
# unavailable.
elif sleep –interruptible 10 ; then
set timeout=10
fi
fi
### END /etc/grub.d/00_header ###

### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
set menu_color_highlight=black/light-gray
if background_color 44,0,30,0; 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
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
set vt_handoff=vt.handoff=1
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
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=keep
fi
else
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry ‘Ubuntu’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-simple-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
linux /boot/vmlinuz-4.15.0-43-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro quiet splash $vt_handoff
initrd /boot/initrd.img-4.15.0-43-generic
}
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
submenu ‘Advanced options for Ubuntu’ $menuentry_id_option ‘gnulinux-advanced-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
menuentry ‘Ubuntu, with Linux 4.15.0-43-generic’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-43-generic-advanced-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
echo ‘Loading Linux 4.15.0-43-generic …’
linux /boot/vmlinuz-4.15.0-43-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro quiet splash $vt_handoff
echo ‘Loading initial ramdisk …’
initrd /boot/initrd.img-4.15.0-43-generic
}
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
menuentry ‘Ubuntu, with Linux 4.15.0-43-generic (recovery mode)’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-43-generic-recovery-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
echo ‘Loading Linux 4.15.0-43-generic …’
linux /boot/vmlinuz-4.15.0-43-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro recovery nomodeset
echo ‘Loading initial ramdisk …’
initrd /boot/initrd.img-4.15.0-43-generic
}
menuentry ‘Ubuntu, with Linux 4.15.0-42-generic’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-42-generic-advanced-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
load_video
gfxmode $linux_gfx_mode
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
echo ‘Loading Linux 4.15.0-42-generic …’
linux /boot/vmlinuz-4.15.0-42-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro quiet splash $vt_handoff
echo ‘Loading initial ramdisk …’
initrd /boot/initrd.img-4.15.0-42-generic
}
menuentry ‘Ubuntu, with Linux 4.15.0-42-generic (recovery mode)’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-42-generic-recovery-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
echo ‘Loading Linux 4.15.0-42-generic …’
linux /boot/vmlinuz-4.15.0-42-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro recovery nomodeset
echo ‘Loading initial ramdisk …’
initrd /boot/initrd.img-4.15.0-42-generic
}
menuentry ‘Ubuntu, with Linux 4.15.0-39-generic’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-39-generic-advanced-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
echo ‘Loading Linux 4.15.0-39-generic …’
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
linux /boot/vmlinuz-4.15.0-39-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro quiet splash $vt_handoff
echo ‘Loading initial ramdisk …’
initrd /boot/initrd.img-4.15.0-39-generic
}
menuentry ‘Ubuntu, with Linux 4.15.0-39-generic (recovery mode)’ –class ubuntu –class gnu-linux –class gnu –class os $menuentry_id_option ‘gnulinux-4.15.0-39-generic-recovery-9f8d15c9-ba4f-4fc4-b48b-e96701469c2e’ {
recordfail
load_video
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_gpt
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
insmod ext2
set root=’hd1,gpt2′
if [ x$feature_platform_search_hint = xy ]; then
search –no-floppy –fs-uuid –set=root –hint-bios=hd1,gpt2 –hint-efi=hd1,gpt2 –hint-baremetal=ahci1,gpt2 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
else
search –no-floppy –fs-uuid –set=root 9f8d15c9-ba4f-4fc4-b48b-e96701469c2e
fi
echo ‘Loading Linux 4.15.0-39-generic …’
linux /boot/vmlinuz-4.15.0-39-generic root=UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e ro recovery nomodeset
echo ‘Loading initial ramdisk …’
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
initrd /boot/initrd.img-4.15.0-39-generic
}
}

### END /etc/grub.d/10_linux ###

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

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

failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/25_custom ###

menuentry “EFI/BOOT/bkpbootx64.efi” {
search –fs-uuid –no-floppy –set=root 1770-E5F1
chainloader (${root})/EFI/BOOT/bkpbootx64.efi
}

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
menuentry “EFI/BOOT/fbx64.efi” {
search –fs-uuid –no-floppy –set=root 1770-E5F1
chainloader (${root})/EFI/BOOT/fbx64.efi
}

menuentry “EFI/ubuntu/fwupx64.efi” {
search –fs-uuid –no-floppy –set=root 1770-E5F1
chainloader (${root})/EFI/ubuntu/fwupx64.efi
}

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
menuentry “EFI/ubuntu/mmx64.efi” {
search –fs-uuid –no-floppy –set=root 1770-E5F1
chainloader (${root})/EFI/ubuntu/mmx64.efi
}
### END /etc/grub.d/25_custom ###

### BEGIN /etc/grub.d/30_os-prober ###
### END /etc/grub.d/30_os-prober ###

### BEGIN /etc/grub.d/30_uefi-firmware ###
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
menuentry ‘System setup’ $menuentry_id_option ‘uefi-firmware’ {
fwsetup
}
### END /etc/grub.d/30_uefi-firmware ###

### 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 ###
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

### BEGIN /etc/grub.d/41_custom ###
if [ -f ${config_directory}/custom.cfg ]; then
source ${config_directory}/custom.cfg
elif [ -z “${config_directory}” -a -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
——————————————————————————–

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
=============================== sdb2/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).
#
#
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
# / was on /dev/sdb2 during installation
UUID=9f8d15c9-ba4f-4fc4-b48b-e96701469c2e / ext4 errors=remount-ro 0 1
# /boot/efi was on /dev/sdb1 during installation
#UUID=1770-E5F1 /boot/efi vfat umask=0077 0 1
# /home was on /dev/sda during installation
UUID=9090e43b-ea5a-440f-b207-8429f2bedfc5 /home ext4 defaults 0 2
/swapfile none swap sw 0 0
UUID=1770-E5F1 /boot/efi vfat defaults 0 1
——————————————————————————–

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
=================== sdb2: Location of files loaded by Grub: ====================

GiB – GB File Fragment(s)

2.692005157 = 2.890518528 boot/grub/grub.cfg 1
10.101455688 = 10.846355456 boot/vmlinuz-4.15.0-39-generic 1
5.644424438 = 6.060654592 boot/vmlinuz-4.15.0-42-generic 1
13.167865753 = 14.138888192 boot/vmlinuz-4.15.0-43-generic 1
13.167865753 = 14.138888192 vmlinuz 1
5.644424438 = 6.060654592 vmlinuz.old 1
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
12.193225861 = 13.092376576 boot/initrd.img-4.15.0-39-generic 2
12.188407898 = 13.087203328 boot/initrd.img-4.15.0-42-generic 2
11.166469574 = 11.989905408 boot/initrd.img-4.15.0-43-generic 4
11.166469574 = 11.989905408 initrd.img 4
12.188407898 = 13.087203328 initrd.img.old 2

=========================== sdc1/boot/grub/menu.lst: ===========================

——————————————————————————–
# This is a sample menu.lst file. You should make some changes to it.
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
# The old install method of booting via the stage-files has been removed.
# Please install GRLDR boot strap code to MBR with the bootlace.com
# utility under DOS/Win9x or Linux.

timeout 30
default /default
#convert -resize 640×480 -colors 14 /media/multisystem/boot/splash/splash.png /media/multisystem/boot/splash/splash.xpm.gz
splashimage=/boot/splash/splash.xpm.gz
#color blue/green yellow/red white/magenta white/magenta
foreground=0033FF
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
background=FF3300

#http://diddy.boot-land.net/grub4dos/Grub4dos.htm
#http://www.boot-land.net/forums/index.php?showforum=66
#http://diddy.boot-land.net/grub4dos/files/syntax.htm
#Ne supprimez pas ce marqueur! / Do not remove this marker!
#MULTISYSTEM_START
#MULTISYSTEM_MENU_DEBUT|24-01-2019-15:50:35-883868908|ubcd538_sha256sum.confirmed.iso|multisystem-ubcd|695Mio|
title ubcd538_sha256sum.confirmed.iso
find –set-root /ubcd538_sha256sum.confirmed.iso
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
map /ubcd538_sha256sum.confirmed.iso (0xff) || map –mem /ubcd538_sha256sum.confirmed.iso (0xff)
map –hook
chainloader (0xff)
boot

#MULTISYSTEM_MENU_FIN|24-01-2019-15:50:35-883868908|ubcd538_sha256sum.confirmed.iso|multisystem-ubcd|695Mio|
#MULTISYSTEM_STOP
#Ne supprimez pas ce marqueur! / Do not remove this marker!
#http://diddy.boot-land.net/grub4dos/files/syntax.htm

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
title Chainloader into GRUB 2
find –set-root /boot/grub/boot.img
chainloader /boot/grub/boot.img
boot

#title Chainloader into Syslinux
#map (hd0) (hd0)
#map (hd0) (hd0)
#chainloader (hd0,0)+1
#rootnoverify (hd0,0)
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32

##Autre solution pour chainer Syslinux
##faire une copie du mbr de la clé USB
##dd if=/dev/sd?1 of=/media/multisystem/syslinux.mbr bs=512 count=1
#title Chainloader into Syslinux
#find –set-root –ignore-floppies –ignore-cd /syslinux.mbr
#map (hd0) (hd0)
#map (hd0) (hd0)
#map –rehook
#find –set-root –ignore-floppies –ignore-cd /syslinux.mbr
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
#chainloader /syslinux.mbr

##Autre solution pour chainer Syslinux
#title Chainloader into Syslinux
#find –set-root /boot/syslinux/ldlinux.sys
#chainloader /boot/syslinux/ldlinux.sys

##Autre solution pour chainer Syslinux
#title Chainloader into Syslinux
#find –set-root –ignore-floppies –ignore-cd /boot/syslinux/redir.img
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
#kernel /boot/syslinux/memdisk
#initrd /boot/syslinux/redir.img

#http://www.ibiblio.org/pub/micro/pc-stuff/freedos/files/distributions/
title FreeDos
kernel /boot/syslinux/memdisk
initrd /boot/img/fdboot.img

title find and load NTLDR of Windows NT/2K/XP
fallback 1
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
find –set-root –ignore-floppies –ignore-cd /ntldr
map () (hd0)
map (hd0) ()
map –rehook
find –set-root –ignore-floppies –ignore-cd /ntldr
chainloader /ntldr
savedefault –wait=2

title find and load BOOTMGR of Windows VISTA/SEVEN
fallback 2
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
find –set-root –ignore-floppies –ignore-cd /bootmgr
map () (hd0)
map (hd0) ()
map –rehook
find –set-root –ignore-floppies –ignore-cd /bootmgr
chainloader /bootmgr
savedefault –wait=2

title find and load CMLDR, the Recovery Console of Windows NT/2K/XP
fallback 3
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
find –set-root –ignore-floppies –ignore-cd /cmldr
map () (hd0)
map (hd0) ()
map –rehook
find –set-root –ignore-floppies –ignore-cd /cmldr
chainloader /cmldr
#####################################################################
# write string “cmdcons” to memory 0000:7C03 in 2 steps:
#####################################################################
# step 1. Write 4 chars “cmdc” at 0000:7C03
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
write 0x7C03 0x63646D63
# step 2. Write 3 chars “ons” and an ending null at 0000:7C07
write 0x7C07 0x00736E6F
savedefault –wait=2

title find and load IO.SYS of Windows 9x/Me
fallback 4
find –set-root /io.sys
chainloader /io.sys
savedefault –wait=2
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

title find and boot 0PE.ISO
fallback 5
find –set-root /0PE/0PE.ISO
map /0PE/0PE.ISO (0xff) || map –mem /0PE/0PE.ISO (0xff)
map –hook
chainloader (0xff)
savedefault –wait=2

title find and boot MicroPE.ISO
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
fallback 6
find –set-root /boot/MicroPE.ISO
map /boot/MicroPE.ISO (0xff) || map –mem /boot/MicroPE.ISO (0xff)
map –hook
chainloader (0xff)
savedefault –wait=2

title find and boot ubcd.iso
fallback 8
find –set-root /ubcd.iso
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
map /ubcd.iso (0xff) || map –mem /ubcd.iso (0xff)
map –hook
chainloader (0xff)
savedefault –wait=2

title commandline
commandline

title reboot
reboot
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

title halt
halt
——————————————————————————–

=========================== sdc1/boot/grub/grub.cfg: ===========================

——————————————————————————–
#insmod gpt
#insmod pc
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
#insmod gfxmenu
#
#insmod videotest
insmod tga
insmod png
insmod gfxterm
insmod lspci
#insmod vbeinfo
insmod vbe
insmod ntfs
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
insmod chain
insmod biosdisk
insmod font
#http://grub.enbug.org/ThemeFormat
#http://grub.gibibit.com/Theme_format#colors
#http://code.google.com/p/burg/wiki/InstallUbuntu
#http://code.google.com/p/burg/downloads/list
#http://ubuntuforums.org/showthread.php?t=1195275
#pour acces a grub2 du bootloader principal modifier dans fichier: /etc/default/grub
#GRUB_HIDDEN_TIMEOUT=10 #0 par defaut
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
#GRUB_HIDDEN_TIMEOUT_QUIET=false #true d’origine
#sudo update-grub
#echo -n “Press ESC to see the menu… ”
#if sleep –verbose –interruptible 5 ; then
#set timeout=10
#fi
set default=0
set timeout=10
set fallback=1
search –no-floppy –fs-uuid –set=root 7F5D-E59C
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
set root=${root}
#http://grub.enbug.org/gfxterm
if loadfont /boot/polices/unicode.pf2 ; then
set gfxmode=640×480
if terminal_output gfxterm ; then true ; else
# For backward compatibility with versions of terminal.mod that don’t
# understand terminal_output
terminal gfxterm
fi
fi
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
if background_image /boot/splash/splash.png ; then
#text no sel/fond ecran
set color_normal=white/black #1
#text sel/fond ecran sel
set color_highlight=green/white #1
else
set menu_color_normal=white/black #2
set menu_color_highlight=green/white #2
set color_normal=white/magenta #2
set color_highlight=green/white #2
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
fi
#
#
#Pour activer le thème graphique multisystem décommentez les 4 lignes ci-dessous
#set gfxmode=640×480
#set theme=($root)/boot/grub/themes/multisystem/theme.txt
#export theme
#loadfont /boot/grub/themes/multisystem/fonts/Helvetica-8.pf2
#
#
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
#Ne supprimez pas ce marqueur! / Do not remove this marker!
#MULTISYSTEM_START
#MULTISYSTEM_MENU_DEBUT|16-11-2018-13:16:30-662090310|lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso|multisystem-ubuntu|1632Mio|
menuentry “(generic) lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso” {
search –set -f “/lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso”
loopback loop “/lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso”
linux (loop)/casper/vmlinuz root=UUID=7F5D-E59C file=/cdrom/preseed/lubuntu.seed maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso boot=casper noprompt quiet splash —
initrd (loop)/casper/initrd
}
#MULTISYSTEM_MENU_FIN|16-11-2018-13:16:30-662090310|lubuntu-18.10-desktop-i386..MD5SumConfirmed.iso|multisystem-ubuntu|1632Mio|
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
#MULTISYSTEM_MENU_DEBUT|16-11-2018-13:36:35-765813030|debian1|multisystem-kali|3031Mio|
menuentry “Kali Live (amd64-pae)” {
linux /debian1/live/vmlinuz root=UUID=7F5D-E59C live-media-path=/debian1/live boot=live username=root hostname=kali
initrd /debian1/live/initrd.img
}
menuentry “Kali Live (amd64-pae failsafe)” {
linux /debian1/live/vmlinuz root=UUID=7F5D-E59C live-media-path=/debian1/live boot=live components memtest noapic noapm nodma nomce nolapic nomodeset nosmp nosplash vga=normal
initrd /debian1/live/initrd.img
}
menuentry “Kali live-forensic” {
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
linux /debian1/live/vmlinuz root=UUID=7F5D-E59C live-media-path=/debian1/live boot=live noconfig=sudo username=root hostname=kali noswap noautomount
initrd /debian1/live/initrd.img
}
menuentry “Kali Install” {
linux /debian1/install/vmlinuz root=UUID=7F5D-E59C cdrom-detect/try-usb=true vga=788 quiet
initrd /debian1/install/initrd.gz
}
#MULTISYSTEM_MENU_FIN|16-11-2018-13:36:35-765813030|debian1|multisystem-kali|3031Mio|
#MULTISYSTEM_MENU_DEBUT|16-11-2018-16:26:15-801826486|ubuntu1|multisystem-ubuntu|2423Mio|
menuentry “(generic) santoku_0.5..md5sum.confirmed.iso” {
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
linux /ubuntu1/casper/vmlinuz live-media-path=/ubuntu1/casper root=UUID=7F5D-E59C file=/cdrom/ubuntu1/preseed/custom.seed maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us boot=casper showmounts ignore_uuid noprompt quiet splash —
initrd /ubuntu1/casper/initrd.gz
}
#MULTISYSTEM_MENU_FIN|16-11-2018-16:26:15-801826486|ubuntu1|multisystem-ubuntu|2423Mio|
#MULTISYSTEM_MENU_DEBUT|16-11-2018-16:38:27-174904644|ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso|multisystem-ubuntu|1587Mio|
menuentry “ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso” {
search –set -f “/ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso”
loopback loop “/ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso”
linux (loop)/casper/vmlinuz root=UUID=7F5D-E59C maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso boot=casper file=/cdrom/preseed/ubuntu.seed noprompt quiet splash —
initrd (loop)/casper/initrd
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
}
#MULTISYSTEM_MENU_FIN|16-11-2018-16:38:27-174904644|ubuntu-16.04.5-desktop-i386.md5sumconfirmed.iso|multisystem-ubuntu|1587Mio|
#MULTISYSTEM_MENU_DEBUT|17-11-2018-21:05:29-952506992|ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso|multisystem-ubuntumate|1928Mio|
menuentry “ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso” {
search –set -f “/ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso”
loopback loop “/ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso”
linux (loop)/casper/vmlinuz root=UUID=7F5D-E59C maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso boot=casper file=/cdrom/preseed/ubuntustudio.seed noprompt quiet splash —
initrd (loop)/casper/initrd
}
#MULTISYSTEM_MENU_FIN|17-11-2018-21:05:29-952506992|ubuntu-mate-18.04.1-desktop-i386..sha256sumconfirmed.iso|multisystem-ubuntumate|1928Mio|
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
#MULTISYSTEM_MENU_DEBUT|17-11-2018-21:16:43-023115357|puppy1|multisystem-puppylinux|325Mio|
menuentry “xenialpup-7.5-32bit_uefi.sha256sumconfirmed” {
linux /puppy1/vmlinuz psubdir=puppy1 pmedia=usbflash
initrd /puppy1/initrd.gz
}
#MULTISYSTEM_MENU_FIN|17-11-2018-21:16:43-023115357|puppy1|multisystem-puppylinux|325Mio|
#MULTISYSTEM_MENU_DEBUT|27-12-2018-21:45:39-924323775|ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso|multisystem-ubuntu|812Mio|
menuentry “ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso” {
search –set -f “/ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso”
loopback loop “/ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso”
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
linux (loop)/casper/vmlinuz root=UUID=7F5D-E59C maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso boot=casper file=/cdrom/preseed/ubuntu.seed noprompt quiet splash —
initrd (loop)/casper/initrd
}
#MULTISYSTEM_MENU_FIN|27-12-2018-21:45:39-924323775|ubuntu-18.04.1.0-live-server-386.and.amd64.md5sumconfirmed.iso|multisystem-ubuntu|812Mio|
#MULTISYSTEM_MENU_DEBUT|24-01-2019-15:12:42-866917254|boot-repair-disk-64bit.iso|multisystem-lubuntu|708Mio|
menuentry “boot-repair-disk-64bit.iso” {
search –set -f “/boot-repair-disk-64bit.iso”
loopback loop “/boot-repair-disk-64bit.iso”
linux (loop)/casper/vmlinuz.efi root=UUID=7F5D-E59C maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/boot-repair-disk-64bit.iso boot=casper file=/cdrom/preseed/ubuntu.seed noprompt quiet splash —
initrd (loop)/casper/initrd.lz
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
}
#MULTISYSTEM_MENU_FIN|24-01-2019-15:12:42-866917254|boot-repair-disk-64bit.iso|multisystem-lubuntu|708Mio|
#MULTISYSTEM_MENU_DEBUT|24-01-2019-15:43:18-119511465|trk3|multisystem-trinity|151Mio|
menuentry “Trinity Rescue Kit” {
linux /trk3/kernel.trk vollabel=MULTISYSTEM ramdisk_size=65536 root=/dev/ram0 vga=788 splash=verbose pci=conf1 trkmenu
initrd /trk3/initrd.trk
}
#MULTISYSTEM_MENU_FIN|24-01-2019-15:43:18-119511465|trk3|multisystem-trinity|151Mio|
#MULTISYSTEM_STOP
#Ne supprimez pas ce marqueur! / Do not remove this marker!
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
menuentry “______________Grub4Dos______________” {
echo
}
#http://grub4dos.sourceforge.net/
#http://grub4dos.sourceforge.net/wiki/index.php/Grub4dos_tutorial
menuentry “Grub4Dos” {
linux /boot/grub.exe –config-file=/boot/grub/menu.lst
}
menuentry “______________Syslinux______________” {
echo
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
}
#solution tordue, mais qui passe partout …
#menuentry “Syslinux” {
#search –set -f /boot/syslinux/redir.img
# linux16 /boot/syslinux/memdisk
# initrd16 /boot/syslinux/redir.img
#}
#http://syslinux.zytor.com
menuentry “Syslinux” {
search –set -f “/boot/syslinux/ldlinux.sys”
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
drivemap -s (hd0) $root
chainloader +1
}
#Autre solution pour chainer Syslinux via une copie du mbr
#dd if=/dev/sd?1 of=/media/multisystem/boot/img/syslinux.mbr bs=512 count=1
#menuentry “Syslinux” {
#search –set -f “/boot/img/syslinux.mbr”
#drivemap -s (hd0) $root
#chainloader /boot/img/syslinux.mbr
#}
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
menuentry “______________UTIL______________” {
echo
}
## for debugging set debug=efi
#menuentry “0-testfakebios” {
# hexdump -s 0xc0000 (mem)
# fakebios
# hexdump -s 0xc0000 (mem)
## deliberate error to get wait for key
# xxx
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
#}
#How to test GRUB 2 on Macbook
#http://grub.enbug.org/TestingOnMacbook
#
#http://wiki.gentoo.org/wiki/GRUB2
#
#menuentry “Windows 7 BIOS/MBR” {
# insmod part_msdos
# insmod ntldr
# insmod ntfs
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
# ntldr (hd0,msdos1)/bootmgr
#}
#menuentry “Windows XP BIOS/MBR” {
# insmod part_msdos
# insmod ntldr
# insmod ntfs
# ntldr (hd0,msdos1)/ntldr
#}
#
#chainer un autre grub
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
#menuentry “grub.cfg auf /dev/sdb1” {
# configfile (hd1,1)/boot/grub/grub.cfg
#}
#menuentry “Chain other configfile” {
#configfile /boot/grub/grub-xxx.cfg
#}
#
#menuentry “Return default menu” {
#chainloader /boot/grub/boot.img
#}
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
#chainer win ou autre OS
#menuentry “Chainer UUID de la partition” {
#insmod=ntfs
#set root=(hd0,1)
#search –no-floppy –fs-uuid –set=root xxx-xxx
# drivemap -s (hd0) $root
# chainloader +1
#}
#Booter une iso avec memdisk
#menuentry “FreeBSD” {
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
# search –set -f “/FreeBSD-10.2-RELEASE-amd64-bootonly.iso”
# linux16 /boot/syslinux/memdisk iso raw
# initrd16 /FreeBSD-10.2-RELEASE-amd64-bootonly.iso
#}
#Booter une iso avec loopback.cfg
#menuentry “TITLE” {
# iso_path=/path.iso
# export iso_path
# search –set=root –file $iso_path
# loopback loop $iso_path
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
# root=(loop)
# configfile /boot/grub/loopback.cfg
# loopback –delete loop
#}
#http://www.plop.at/en/bootmanagerdl.html
menuentry “PLoP Boot Manager” {
linux16 /boot/img/plpbt
}
#http://www.supergrubdisk.org/
#http://developer.berlios.de/project/showfiles.php?group_id=10921
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
#SG2D (Floppy, CD & USB in one)
#super_grub_disk_hybrid-1.98s1.iso
menuentry “Super Grub2 Disk” {
search –set -f /boot/img/sgdh.iso
linux16 /boot/syslinux/memdisk
initrd16 /boot/img/sgdh.iso
}
menuentry “Super Grub Disk” {
search –set -f /boot/img/sgdfr.img
linux16 /boot/syslinux/memdisk
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
initrd16 /boot/img/sgdfr.img
}
menuentry “Smart Boot Manager” {
search –set -f /boot/img/sbootmgr.dsk
linux16 /boot/syslinux/memdisk
initrd16 /boot/img/sbootmgr.dsk
}
#Site: http://boot.kernel.org/index.html
#Téléchargement: http://boot.kernel.org/gpxe_images/gpxe.lkrn
menuentry “BKO (boot.kernel.org)” {
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
search –set -f /boot/img/gpxe.lkrn
linux16 /boot/img/gpxe.lkrn
}
#http://www.memtest.org/#downiso
menuentry “memtest86+” {
linux16 /boot/img/memtest86+.bin
}
menuentry “vbeinfo” {
vbeinfo
read
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
}
menuentry “lspci” {
lspci
read
}
menuentry “gfxpayload 640×480” {
set gfxpayload=640×480
echo gfxpayload=${gfxpayload} press enter
read
}
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
menuentry “gfxpayload 800×600” {
set gfxpayload=800×600
echo gfxpayload=${gfxpayload} press enter
read
}
menuentry “gfxpayload 1024×768” {
set gfxpayload=1024×768
echo gfxpayload=${gfxpayload} press enter
read
}
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
menuentry “gfxpayload 1280×1024” {
set gfxpayload=1280×1024
echo gfxpayload=${gfxpayload} press enter
read
}
menuentry “Reboot” {
insmod reboot
reboot
}
——————————————————————————–
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

======================= sdc1/boot/syslinux/syslinux.cfg: =======================

——————————————————————————–
#http://www.syslinux.org/wiki/index.php?title=SYSLINUX#UI_module_options…
#default /boot/syslinux/vesamenu.c32
UI /boot/syslinux/vesamenu.c32

prompt 0
timeout 40
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
ontimeout 0

MENU TITLE MultiSystem LiveUSB
MENU DEFAULT 0

MENU BACKGROUND /boot/splash/splash.png

#Ne supprimez pas ce marqueur! / Do not remove this marker!
#MULTISYSTEM_START
#MULTISYSTEM_STOP
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
#Ne supprimez pas ce marqueur! / Do not remove this marker!

label 0
MENU LABEL PLoP Boot Manager
KERNEL /boot/img/plpbt

label 1
MENU LABEL Grub2
kernel /boot/syslinux/chain.c32 file=/boot/grub/boot.img

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
label 2
MENU LABEL Grub4Dos
kernel /boot/grub.exe

LABEL 3
MENU LABEL Hardware Detection Tool
KERNEL /boot/syslinux/hdt.c32

#Exemple pour booter un iso avec version recente de memdisk
#label 4
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
#MENU LABEL boot iso
#KERNEL /boot/syslinux/memdisk
#APPEND iso raw initrd=/g4u.iso

#LABEL 5
#KERNEL /boot/syslinux/memdisk
#APPEND initrd=freebsd.img floppy

#LABEL 6
#MENU LABEL Chainer win
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
#KERNEL /boot/syslinux/chain.c32 ntldr=/ntldr

#LABEL 7
#MENU LABEL Chainer partition 2
#kernel /boot/syslinux/chain.c32
#append hd0 2

——————————————————————————–

=================== sdc1: Location of files loaded by Grub: ====================
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32

GiB – GB File Fragment(s)

?? = ?? boot/grub/menu.lst 1
?? = ?? boot/grub/grub.cfg 1
?? = ?? boot/grub/i386-pc/core.img 1

================= sdc1: Location of files loaded by Syslinux: ==================

GiB – GB File Fragment(s)
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32

?? = ?? boot/syslinux/syslinux.cfg 1
?? = ?? boot/syslinux/ldlinux.sys 1
?? = ?? boot/syslinux/cat.c32 1
?? = ?? boot/syslinux/chain.c32 1
?? = ?? boot/syslinux/cmd.c32 1
?? = ?? boot/syslinux/cmenu.c32 1
?? = ?? boot/syslinux/config.c32 1
?? = ?? boot/syslinux/cptime.c32 1
?? = ?? boot/syslinux/cpu.c32 1
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/cpuid.c32 1
?? = ?? boot/syslinux/cpuidtest.c32 1
?? = ?? boot/syslinux/debug.c32 1
?? = ?? boot/syslinux/dhcp.c32 1
?? = ?? boot/syslinux/disk.c32 1
?? = ?? boot/syslinux/dmi.c32 1
?? = ?? boot/syslinux/dmitest.c32 1
?? = ?? boot/syslinux/elf.c32 1
?? = ?? boot/syslinux/ethersel.c32 1
?? = ?? boot/syslinux/gfxboot.c32 1
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/gpxecmd.c32 1
?? = ?? boot/syslinux/hdt.c32 1
?? = ?? boot/syslinux/hexdump.c32 1
?? = ?? boot/syslinux/host.c32 1
?? = ?? boot/syslinux/ifcpu.c32 1
?? = ?? boot/syslinux/ifcpu64.c32 1
?? = ?? boot/syslinux/ifmemdsk.c32 1
?? = ?? boot/syslinux/ifplop.c32 1
?? = ?? boot/syslinux/kbdmap.c32 1
?? = ?? boot/syslinux/kontron_wdt.c32 1
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/ldlinux.c32 1
?? = ?? boot/syslinux/lfs.c32 1
?? = ?? boot/syslinux/libcom32.c32 1
?? = ?? boot/syslinux/libgpl.c32 1
?? = ?? boot/syslinux/liblua.c32 1
?? = ?? boot/syslinux/libmenu.c32 1
?? = ?? boot/syslinux/libutil.c32 1
?? = ?? boot/syslinux/linux.c32 1
?? = ?? boot/syslinux/ls.c32 1
?? = ?? boot/syslinux/lua.c32 1
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/mboot.c32 1
?? = ?? boot/syslinux/meminfo.c32 1
?? = ?? boot/syslinux/menu.c32 1
?? = ?? boot/syslinux/pci.c32 1
?? = ?? boot/syslinux/pcitest.c32 1
?? = ?? boot/syslinux/pmload.c32 1
?? = ?? boot/syslinux/poweroff.c32 1
?? = ?? boot/syslinux/prdhcp.c32 1
?? = ?? boot/syslinux/pwd.c32 1
?? = ?? boot/syslinux/pxechn.c32 1
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/reboot.c32 1
?? = ?? boot/syslinux/rosh.c32 1
?? = ?? boot/syslinux/sanboot.c32 1
?? = ?? boot/syslinux/sdi.c32 1
?? = ?? boot/syslinux/sysdump.c32 1
?? = ?? boot/syslinux/syslinux.c32 1
?? = ?? boot/syslinux/vesa.c32 1
?? = ?? boot/syslinux/vesainfo.c32 1
?? = ?? boot/syslinux/vesamenu.c32 1
?? = ?? boot/syslinux/vpdtest.c32 1
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
?? = ?? boot/syslinux/whichsys.c32 1
?? = ?? boot/syslinux/zzjson.c32 1

============== sdc1: Version of COM32(R) files used by Syslinux: ===============

boot/syslinux/cat.c32 : not a COM32/COM32R module
boot/syslinux/chain.c32 : not a COM32/COM32R module
boot/syslinux/cmd.c32 : not a COM32/COM32R module
boot/syslinux/cmenu.c32 : not a COM32/COM32R module
boot/syslinux/config.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
boot/syslinux/cptime.c32 : not a COM32/COM32R module
boot/syslinux/cpu.c32 : not a COM32/COM32R module
boot/syslinux/cpuid.c32 : not a COM32/COM32R module
boot/syslinux/cpuidtest.c32 : not a COM32/COM32R module
boot/syslinux/debug.c32 : not a COM32/COM32R module
boot/syslinux/dhcp.c32 : not a COM32/COM32R module
boot/syslinux/disk.c32 : not a COM32/COM32R module
boot/syslinux/dmi.c32 : not a COM32/COM32R module
boot/syslinux/dmitest.c32 : not a COM32/COM32R module
boot/syslinux/elf.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
boot/syslinux/ethersel.c32 : not a COM32/COM32R module
boot/syslinux/gfxboot.c32 : not a COM32/COM32R module
boot/syslinux/gpxecmd.c32 : not a COM32/COM32R module
boot/syslinux/hdt.c32 : not a COM32/COM32R module
boot/syslinux/hexdump.c32 : not a COM32/COM32R module
boot/syslinux/host.c32 : not a COM32/COM32R module
boot/syslinux/ifcpu.c32 : not a COM32/COM32R module
boot/syslinux/ifcpu64.c32 : not a COM32/COM32R module
boot/syslinux/ifmemdsk.c32 : not a COM32/COM32R module
boot/syslinux/ifplop.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
boot/syslinux/kbdmap.c32 : not a COM32/COM32R module
boot/syslinux/kontron_wdt.c32 : not a COM32/COM32R module
boot/syslinux/ldlinux.c32 : not a COM32/COM32R module
boot/syslinux/lfs.c32 : not a COM32/COM32R module
boot/syslinux/libcom32.c32 : not a COM32/COM32R module
boot/syslinux/libgpl.c32 : not a COM32/COM32R module
boot/syslinux/liblua.c32 : not a COM32/COM32R module
boot/syslinux/libmenu.c32 : not a COM32/COM32R module
boot/syslinux/libutil.c32 : not a COM32/COM32R module
boot/syslinux/linux.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
boot/syslinux/ls.c32 : not a COM32/COM32R module
boot/syslinux/lua.c32 : not a COM32/COM32R module
boot/syslinux/mboot.c32 : not a COM32/COM32R module
boot/syslinux/meminfo.c32 : not a COM32/COM32R module
boot/syslinux/menu.c32 : not a COM32/COM32R module
boot/syslinux/pci.c32 : not a COM32/COM32R module
boot/syslinux/pcitest.c32 : not a COM32/COM32R module
boot/syslinux/pmload.c32 : not a COM32/COM32R module
boot/syslinux/poweroff.c32 : not a COM32/COM32R module
boot/syslinux/prdhcp.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
boot/syslinux/pwd.c32 : not a COM32/COM32R module
boot/syslinux/pxechn.c32 : not a COM32/COM32R module
boot/syslinux/reboot.c32 : not a COM32/COM32R module
boot/syslinux/rosh.c32 : not a COM32/COM32R module
boot/syslinux/sanboot.c32 : not a COM32/COM32R module
boot/syslinux/sdi.c32 : not a COM32/COM32R module
boot/syslinux/sysdump.c32 : not a COM32/COM32R module
boot/syslinux/syslinux.c32 : not a COM32/COM32R module
boot/syslinux/vesa.c32 : not a COM32/COM32R module
boot/syslinux/vesainfo.c32 : not a COM32/COM32R module
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
boot/syslinux/vesamenu.c32 : not a COM32/COM32R module
boot/syslinux/vpdtest.c32 : not a COM32/COM32R module
boot/syslinux/whichsys.c32 : not a COM32/COM32R module
boot/syslinux/zzjson.c32 : not a COM32/COM32R module

ADDITIONAL INFORMATION :
=================== log of boot-repair 20190124_2102 ===================
boot-repair version : 4ppa62
boot-sav version : 4ppa62
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
boot-sav-extra version : 4ppa62
glade2script version : 3.2.3~ppa4
boot-repair is executed in live-session (Boot-Repair-Disk 64bit 1oct2017, zesty, Ubuntu, x86_64)
CPU op-mode(s): 32-bit, 64-bit
BOOT_IMAGE=(loop)/casper/vmlinuz.efi root=UUID=7F5D-E59C maybe-ubiquity debian-installer/language=en keyboard-configuration/layoutcode=us iso-scan/filename=/boot-repair-disk-64bit.iso boot=casper file=/cdrom/preseed/ubuntu.seed noprompt quiet splash —
ls: cannot access ‘/home/usr/.config’: No such file or directory
sda may have broken partition table.

=================== os-prober:
/dev/sdb2:Ubuntu 18.04.1 LTS (18.04):Ubuntu:linux
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

=================== blkid:
/dev/sdb1: UUID=”1770-E5F1″ TYPE=”vfat” PARTUUID=”7c8eb0f7-21f7-46fc-8032-d467febe25a4″
/dev/sdc1: LABEL=”MULTISYSTEM” UUID=”7F5D-E59C” TYPE=”vfat” PARTUUID=”686a6515-01″
/dev/loop0: UUID=”2017-10-29-00-56-18-00″ LABEL=”Boot-Repair-Disk 64bit” TYPE=”iso9660″ PTUUID=”6b8b4567″ PTTYPE=”dos”
/dev/loop1: TYPE=”squashfs”
/dev/sda: LABEL=”WD1TBHD” UUID=”9090e43b-ea5a-440f-b207-8429f2bedfc5″ TYPE=”ext4″
/dev/sdb2: UUID=”9f8d15c9-ba4f-4fc4-b48b-e96701469c2e” TYPE=”ext4″ PARTUUID=”e97d4083-8254-479d-9d7e-c27b167524db”
/dev/sdc2: LABEL=”Tom” UUID=”eb47bc29-aa23-4b83-a52e-543930de014c” TYPE=”ext4″ PARTUUID=”686a6515-02″
/dev/zram0: UUID=”62e3c37a-8025-430c-ba33-653f661ce0f2″ TYPE=”swap”
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
/dev/zram1: UUID=”cbcee260-6fe9-4ab1-bdd7-91d142f6f5b5″ TYPE=”swap”
/dev/zram2: UUID=”b14b1071-90d8-450d-a8fc-3d4cf5113ec8″ TYPE=”swap”
/dev/zram3: UUID=”22934d1d-4232-49ef-94d8-209e22bfc38c” TYPE=”swap”

1 disks with OS, 1 OS : 1 Linux, 0 MacOS, 0 Windows, 0 unknown type OS.

Presence of EFI/Boot file detected: /mnt/boot-sav/sdb1/EFI/Boot/fbx64.efi
=================== No kernel in /isodevice/boot:
grub
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
grub.exe
img
kexec-loader.lst
multisystem.bs.save
polices
splash
syslinux

/isodevice/boot/grub/menu.lst detected
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

=================== sdb2/etc/grub.d/ :
drwxr-xr-x 2 root root 4096 Nov 6 17:43 grub.d
total 80
-rwxr-xr-x 1 root root 9783 Jul 17 2018 00_header
-rwxr-xr-x 1 root root 6258 Jul 16 2018 05_debian_theme
-rwxr-xr-x 1 root root 12693 Jul 17 2018 10_linux
-rwxr-xr-x 1 root root 11298 Jul 17 2018 20_linux_xen
-rwxr-xr-x 1 root root 1992 Jan 28 2016 20_memtest86+
-rwxr-xr-x 1 root root 12059 Jul 17 2018 30_os-prober
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
-rwxr-xr-x 1 root root 1418 Jul 17 2018 30_uefi-firmware
-rwxr-xr-x 1 root root 214 Jul 17 2018 40_custom
-rwxr-xr-x 1 root root 216 Jul 17 2018 41_custom
-rw-r–r– 1 root root 483 Jul 17 2018 README

=================== sdb2/etc/default/grub :

failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
# If you change this file, run ‘update-grub’ afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n ‘Simple configuration’

GRUB_DEFAULT=0
GRUB_TIMEOUT_STYLE=hidden
GRUB_TIMEOUT=10
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash”
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
GRUB_CMDLINE_LINUX=””

# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD …)
#GRUB_BADRAM=”0x01234567,0xfefefefe,0x89abcdef,0xefefefef”

# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console

failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo’
#GRUB_GFXMODE=640×480

# Uncomment if you don’t want GRUB to pass “root=UUID=xxx” parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true

# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY=”true”
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE=”480 440 1″

/boot/efi detected in the fstab of sdb2: UUID=1770-E5F1 (sdb1)

=================== sdb2recordfail=1/grub/grubenv :
recordfail=1
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

/usr/share/boot-sav/bs-cmd_terminal.sh: line 179: warning: command substitution: ignored null byte in input

=================== efibootmgr -v
BootCurrent: 0008
Timeout: 1 seconds
BootOrder: 0001,0004,0007,0008,0006,0003,0000
Boot0000* Windows Boot Manager VenHw(99e275e7-75a0-4b37-a2e6-c5385e6c00cb)WINDOWS………x…B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}…-………….…
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Boot0001* ubuntu HD(1,GPT,7c8eb0f7-21f7-46fc-8032-d467febe25a4,0x800,0x11d800)/File(EFIubuntushimx64.efi)
Boot0003* LAN : IBA CL Slot 00FE v0104 BBS(Network,,0x0)..BO
Boot0004* SATA : PORT 2 : TS32GMTS800 : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0006* SATA : PORT 0 : WDC WD10JPVX-22JC3T0 BBS(HD,,0x0)..BO
Boot0007* USB : SanDisk : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0008* UEFI : USB : SanDisk : PART 0 : OS Bootloader PciRoot(0x0)/Pci(0x14,0x0)/USB(1,0)/HD(1,MBR,0x686a6515,0x800,0x39a2000)..BO

=================== UEFI/Legacy mode:
BIOS is EFI-compatible, and is setup in EFI-mode for this live-session.
SecureBoot disabled. (maybe sec-boot, Please report this message to [email protected])
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32

=================== PARTITIONS & DISKS:
sdb1 : sdb, not-sepboot, no-grubenv nogrub, no-docgrub, no-update-grub, 32, no-boot, no-os, is-correct-EFI, part-has-no-fstab, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, nopakmgr, nogrubinstall, no—usr, part-has-no-fstab, not-sep-usr, standard, not-far, notbiosboot, /mnt/boot-sav/sdb1.
sdc1 : sdc, not-sepboot, no-grubenv nogrub, no-docgrub, no-update-grub, 32, no-kernel, no-os, is-correct-EFI, part-has-no-fstab, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, nopakmgr, nogrubinstall, no—usr, part-has-no-fstab, not-sep-usr, standard, not-far, notbiosboot, /isodevice.
sdb2 : sdb, not-sepboot, grubenv-ng grub2, signed grub-pc grub-efi , update-grub, 64, with-boot, is-os, not–efi–part, fstab-without-boot, fstab-has-goodEFI, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, apt-get, grub-install, with–usr, fstab-without-usr, not-sep-usr, standard, not-far, notbiosboot, /mnt/boot-sav/sdb2.
sdc2 : sdc, maybesepboot, no-grubenv nogrub, no-docgrub, no-update-grub, 32, no-boot, no-os, not–efi–part, part-has-no-fstab, part-has-no-fstab, no-nt, no-winload, no-recov-nor-hid, no-bmgr, notwinboot, nopakmgr, nogrubinstall, no—usr, part-has-no-fstab, not-sep-usr, standard, not-far, notbiosboot, /media/lubuntu/Tom.

sdb : GPT, no-BIOS_boot, has-correctEFI, not-usb, not-mmc, has-os, 2048 sectors * 512 bytes
sdc : not-GPT, BIOSboot-not-needed, has-correctEFI, liveusb, not-mmc, no-os, 2048 sectors * 512 bytes
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

=================== parted -lm:

BYT;
/dev/sda:1000GB:scsi:512:4096:loop:ATA WDC WD10JPVX-22J:;
1:0.00B:1000GB:1000GB:ext4::;

BYT;
/dev/sdb:32.0GB:scsi:512:512:gpt:ATA TS32GMTS800:;
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
1:1049kB:600MB:599MB:fat32::boot, esp;
2:600MB:32.0GB:31.4GB:ext4::;

BYT;
/dev/sdc:32.0GB:scsi:512:512:msdos:SanDisk Cruzer:;
1:1049kB:30.9GB:30.9GB:fat32::boot;
2:30.9GB:32.0GB:1073MB:ext4::;

BYT;
/dev/zram3:1031MB:unknown:4096:4096:loop:Unknown:;
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
1:0.00B:1031MB:1031MB:linux-swap(v1)::;

BYT;
/dev/zram1:1031MB:unknown:4096:4096:loop:Unknown:;
1:0.00B:1031MB:1031MB:linux-swap(v1)::;

BYT;
/dev/zram2:1031MB:unknown:4096:4096:loop:Unknown:;
1:0.00B:1031MB:1031MB:linux-swap(v1)::;

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
BYT;
/dev/zram0:1031MB:unknown:4096:4096:loop:Unknown:;
1:0.00B:1031MB:1031MB:linux-swap(v1)::;

=================== lsblk:
KNAME TYPE FSTYPE SIZE LABEL
loop0 loop iso9660 708M Boot-Repair-Disk 64bit
loop1 loop squashfs 629.3M
sda disk ext4 931.5G WD1TBHD
sdb disk 29.8G
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
sdb1 part vfat 571M
sdb2 part ext4 29.3G
sdc disk 29.8G
sdc1 part vfat 28.8G MULTISYSTEM
sdc2 part ext4 1023M Tom
zram0 disk 983.2M
zram1 disk 983.2M
zram2 disk 983.2M
zram3 disk 983.2M

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
KNAME ROTA RO RM STATE MOUNTPOINT
loop0 1 0 0 /cdrom
loop1 1 1 0 /rofs
sda 1 0 0 running
sdb 0 0 0 running
sdb1 0 0 0 /mnt/boot-sav/sdb1
sdb2 0 0 0 /mnt/boot-sav/sdb2
sdc 1 0 1 running
sdc1 1 0 1 /isodevice
sdc2 1 0 1 /media/lubuntu/Tom
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
zram0 0 0 0 [SWAP]
zram1 0 0 0 [SWAP]
zram2 0 0 0 [SWAP]
zram3 0 0 0 [SWAP]

=================== mount:
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
udev on /dev type devtmpfs (rw,nosuid,relatime,size=3999932k,nr_inodes=999983,mode=755)
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,noexec,relatime,size=805424k,mode=755)
/dev/sdc1 on /isodevice type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/loop0 on /cdrom type iso9660 (ro,noatime,nojoliet,check=s,map=n,blocksize=2048)
/dev/loop1 on /rofs type squashfs (ro,noatime)
/cow on / type overlay (rw,relatime,lowerdir=//filesystem.squashfs,upperdir=/cow/upper,workdir=/cow/work)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
cgroup on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
efivarfs on /sys/firmware/efi/efivars type efivarfs (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/rdma type cgroup (rw,nosuid,nodev,noexec,relatime,rdma)
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=33,pgrp=1,timeout=0,minproto=5,maxproto=5,direct,pipe_ino=20129)
mqueue on /dev/mqueue type mqueue (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,pagesize=2M)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
configfs on /sys/kernel/config type configfs (rw,relatime)
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,relatime)
tmpfs on /run/user/999 type tmpfs (rw,nosuid,nodev,relatime,size=805420k,mode=700,uid=999,gid=999)
gvfsd-fuse on /run/user/999/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,relatime,user_id=999,group_id=999)
/dev/sdc2 on /media/lubuntu/Tom type ext4 (rw,nosuid,nodev,relatime,data=ordered,uhelper=udisks2)
/dev/sdb1 on /mnt/boot-sav/sdb1 type vfat (rw,relatime,fmask=0022,dmask=0022,codepage=437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
/dev/sdb2 on /mnt/boot-sav/sdb2 type ext4 (rw,relatime,data=ordered)

=================== ls:
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
/sys/block/sda (filtered): alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro size slaves stat subsystem trace uevent
/sys/block/sdb (filtered): alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sdb1 sdb2 size slaves stat subsystem trace uevent
/sys/block/sdc (filtered): alignment_offset bdi capability dev device discard_alignment events events_async events_poll_msecs ext_range holders inflight integrity power queue range removable ro sdc1 sdc2 size slaves stat subsystem trace uevent
/dev (filtered): autofs block bsg btrfs-control bus char console core cpu cpu_dma_latency cuse disk dri drm_dp_aux0 ecryptfs fb0 fd full fuse gpiochip0 hidraw0 hpet hugepages hwrng i2c-0 i2c-1 i2c-2 i2c-3 initctl input kmsg kvm lightnvm lirc0 log mapper mcelog mei0 mem memory_bandwidth mqueue net network_latency network_throughput null port ppp psaux ptmx ptp0 pts random rfkill rtc rtc0 sda sdb sdb1 sdb2 sdc sdc1 sdc2 sg0 sg1 sg2 shm snapshot snd stderr stdin stdout uhid uinput urandom userio vfio vga_arbiter vhci vhost-net vhost-vsock zero
ls /dev/mapper: control

=================== hexdump -n512 -C /dev/sdb1
00000000 eb 58 90 6d 6b 66 73 2e 66 61 74 00 02 08 20 00 |.X.mkfs.fat… .|
00000010 02 00 00 00 00 f8 00 00 3f 00 ff 00 00 08 00 00 |……..?…….|
00000020 00 d8 11 00 78 04 00 00 00 00 00 00 02 00 00 00 |….x………..|
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
00000030 01 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 |…………….|
00000040 80 01 29 f1 e5 70 17 4e 4f 20 4e 41 4d 45 20 20 |..)..p.NO NAME |
00000050 20 20 46 41 54 33 32 20 20 20 0e 1f be 77 7c ac | FAT32 …w|.|
00000060 22 c0 74 0b 56 b4 0e bb 07 00 cd 10 5e eb f0 32 |”.t.V…….^..2|
00000070 e4 cd 16 cd 19 eb fe 54 68 69 73 20 69 73 20 6e |…….This is n|
00000080 6f 74 20 61 20 62 6f 6f 74 61 62 6c 65 20 64 69 |ot a bootable di|
00000090 73 6b 2e 20 20 50 6c 65 61 73 65 20 69 6e 73 65 |sk. Please inse|
000000a0 72 74 20 61 20 62 6f 6f 74 61 62 6c 65 20 66 6c |rt a bootable fl|
000000b0 6f 70 70 79 20 61 6e 64 0d 0a 70 72 65 73 73 20 |oppy and..press |
000000c0 61 6e 79 20 6b 65 79 20 74 6f 20 74 72 79 20 61 |any key to try a|
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
000000d0 67 61 69 6e 20 2e 2e 2e 20 0d 0a 00 00 00 00 00 |gain … …….|
000000e0 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

=================== hexdump -n512 -C /dev/sdc1
00000000 eb 58 90 53 59 53 4c 49 4e 55 58 00 02 20 20 00 |.X.SYSLINUX.. .|
00000010 02 00 00 00 00 f8 00 00 20 00 40 00 00 08 00 00 |…….. [email protected]…..|
00000020 00 20 9a 03 9b 39 00 00 00 00 00 00 02 00 00 00 |. …9……….|
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
00000030 01 00 06 00 00 00 00 00 00 00 00 00 00 00 00 00 |…………….|
00000040 80 01 29 9c e5 5d 7f 4d 55 4c 54 49 53 59 53 54 |..)..].MULTISYST|
00000050 45 4d 46 41 54 33 32 20 20 20 fa fc 31 c9 8e d1 |EMFAT32 ..1…|
00000060 bc 76 7b 52 06 57 1e 56 8e c1 b1 26 bf 78 7b f3 |.v{R.W.V…&.x{.|
00000070 a5 8e d9 bb 78 00 0f b4 37 0f a0 56 20 d2 78 1b |….x…7..V .x.|
00000080 31 c0 b1 06 89 3f 89 47 02 f3 64 a5 8a 0e 18 7c |1….?.G..d….||
00000090 88 4d f8 50 50 50 50 cd 13 eb 62 8b 55 aa 8b 75 |.M.PPPP…b.U..u|
000000a0 a8 c1 ee 04 01 f2 83 fa 4f 76 31 81 fa b2 07 73 |……..Ov1….s|
000000b0 2b f6 45 b4 7f 75 25 38 4d b8 74 20 66 3d 21 47 |+.E..u%8M.t f=!G|
000000c0 50 54 75 10 80 7d b8 ed 75 0a 66 ff 75 ec 66 ff |PTu..}..u.f.u.f.|
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
000000d0 75 e8 eb 0f 51 51 66 ff 75 bc eb 07 51 51 66 ff |u…QQf.u…QQf.|
000000e0 36 1c 7c b4 08 e8 e9 00 72 13 20 e4 75 0f c1 ea |6.|…..r. .u…|
000000f0 08 42 89 16 1a 7c 83 e1 3f 89 0e 18 7c fb bb aa |.B…|..?…|…|
00000100 55 b4 41 e8 cb 00 72 10 81 fb 55 aa 75 0a f6 c1 |U.A…r…U.u…|
00000110 01 74 05 c6 06 46 7d 00 66 b8 16 98 34 00 66 ba |.t…F}.f…4.f.|
00000120 00 00 00 00 bb 00 80 e8 0e 00 66 81 3e 1c 80 8c |……….f.>…|
00000130 ad 7f 68 75 74 e9 f8 02 66 03 06 60 7b 66 13 16 |..hut…f..`{f..|
00000140 64 7b b9 10 00 eb 2b 66 52 66 50 06 53 6a 01 6a |d{….+fRfP.Sj.j|
00000150 10 89 e6 66 60 b4 42 e8 77 00 66 61 8d 64 10 72 |…f`.B.w.fa.d.r|
00000160 01 c3 66 60 31 c0 e8 68 00 66 61 e2 da c6 06 46 |..f`1..h.fa….F|
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
00000170 7d 2b 66 60 66 0f b7 36 18 7c 66 0f b7 3e 1a 7c |}+f`f..6.|f..>.||
00000180 66 f7 f6 31 c9 87 ca 66 f7 f7 66 3d ff 03 00 00 |f..1…f..f=….|
00000190 77 17 c0 e4 06 41 08 e1 88 c5 88 d6 b8 01 02 e8 |w….A……….|
000001a0 2f 00 66 61 72 01 c3 e2 c9 31 f6 8e d6 bc 68 7b |/.far….1….h{|
000001b0 8e de 66 8f 06 78 00 be da 7d ac 20 c0 74 09 b4 |..f..x…}. .t..|
000001c0 0e bb 07 00 cd 10 eb f2 31 c0 cd 16 cd 19 f4 eb |……..1…….|
000001d0 fd 8a 16 74 7b 06 cd 13 07 c3 42 6f 6f 74 20 65 |…t{…..Boot e|
000001e0 72 72 6f 72 0d 0a 00 00 00 00 00 00 00 00 00 00 |rror…………|
000001f0 00 00 00 00 00 00 00 00 fe 02 b2 3e 18 37 55 aa |………..>.7U.|
00000200
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32

=================== df -Th:

Filesystem Type Size Used Avail Use% Mounted on
udev devtmpfs 3.9G 0 3.9G 0% /dev
tmpfs tmpfs 787M 9.6M 778M 2% /run
/dev/sdc1 vfat 29G 14G 16G 46% /isodevice
/dev/loop0 iso9660 708M 708M 0 100% /cdrom
/dev/loop1 squashfs 630M 630M 0 100% /rofs
/cow overlay 3.9G 6.0M 3.9G 1% /
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
tmpfs tmpfs 3.9G 0 3.9G 0% /dev/shm
tmpfs tmpfs 5.0M 4.0K 5.0M 1% /run/lock
tmpfs tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
tmpfs tmpfs 3.9G 4.0K 3.9G 1% /tmp
tmpfs tmpfs 787M 4.0K 787M 1% /run/user/999
/dev/sdc2 ext4 991M 1.3M 923M 1% /media/lubuntu/Tom
/dev/sdb1 vfat 570M 6.1M 564M 2% /mnt/boot-sav/sdb1
/dev/sdb2 ext4 29G 7.6G 20G 28% /mnt/boot-sav/sdb2

=================== fdisk -l:
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
Disk /dev/loop0: 708 MiB, 742391808 bytes, 1449984 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x6b8b4567

Device Boot Start End Sectors Size Id Type
/dev/loop0p1 * 0 1449983 1449984 708M 17 Hidden HPFS/NTFS

failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32

Disk /dev/loop1: 629.3 MiB, 659873792 bytes, 1288816 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes

Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disk /dev/sdb: 29.8 GiB, 32017047552 bytes, 62533296 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: A5A2DC23-580C-4A05-B4C2-946278BF5096

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Device Start End Sectors Size Type
/dev/sdb1 2048 1171455 1169408 571M EFI System
/dev/sdb2 1171456 62531583 61360128 29.3G Linux filesystem

Disk /dev/sdc: 29.8 GiB, 32015679488 bytes, 62530624 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Disk identifier: 0x686a6515

Device Boot Start End Sectors Size Id Type
/dev/sdc1 * 2048 60434431 60432384 28.8G b W95 FAT32
/dev/sdc2 60434432 62529535 2095104 1023M 83 Linux

Disk /dev/zram0: 983.2 MiB, 1030942720 bytes, 251695 sectors
Units: sectors of 1 * 4096 = 4096 bytes
Sector size (logical/physical): 4096 bytes / 4096 bytes
failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disk /dev/zram1: 983.2 MiB, 1030942720 bytes, 251695 sectors
Units: sectors of 1 * 4096 = 4096 bytes
Sector size (logical/physical): 4096 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disk /dev/zram2: 983.2 MiB, 1030942720 bytes, 251695 sectors
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Units: sectors of 1 * 4096 = 4096 bytes
Sector size (logical/physical): 4096 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

Disk /dev/zram3: 983.2 MiB, 1030942720 bytes, 251695 sectors
Units: sectors of 1 * 4096 = 4096 bytes
Sector size (logical/physical): 4096 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes

failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32

ping: google.com: Temporary failure in name resolution

=================== Recommended repair
The default repair of the Boot-Repair utility will reinstall the grub-efi-amd64-signed of sdb2, using the following options: sdb1/boot/efi,
Additional repair will be performed: unhide-bootmenu-10s use-standard-efi-file

/boot/efi added in sdb2/fstab
Mount sdb1 on /mnt/boot-sav/sdb2/boot/efi
failed to load com32 file gfxboot.c32 failed to load com32 file gfxboot.c32
efi files in sdb1/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /ubuntu/fwupx64.efi /BOOT/fbx64.efi
lspci: Unable to load libkmod resources: error -12

*******lspci -nnk | grep -iA3 vga
00:02.0 VGA compatible controller [0300]: Intel Corporation HD Graphics 520 [8086:1916] (rev 07)
Subsystem: Intel Corporation Skylake GT2 [HD Graphics 520] [8086:2063]
Kernel driver in use: i915
00:14.0 USB controller [0c03]: Intel Corporation Sunrise Point-LP USB 3.0 xHCI Controller [8086:9d2f] (rev 21)
*******

failed to load com32 file gfxboot.c32 check more failed to load com32 file gfxboot.c32
grub-install –version
grub-install (GRUB) 2.02-2ubuntu8.7,grub-install (GRUB) 2.

chroot /mnt/boot-sav/sdb2 efibootmgr -v
BootCurrent: 0008
Timeout: 1 seconds
BootOrder: 0001,0004,0007,0008,0006,0003,0000
Boot0000* Windows Boot Manager VenHw(99e275e7-75a0-4b37-a2e6-c5385e6c00cb)WINDOWS………x…B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}…-………….…
Boot0001* ubuntu HD(1,GPT,7c8eb0f7-21f7-46fc-8032-d467febe25a4,0x800,0x11d800)/File(EFIubuntushimx64.efi)
Boot0003* LAN : IBA CL Slot 00FE v0104 BBS(Network,,0x0)..BO
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
Boot0004* SATA : PORT 2 : TS32GMTS800 : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0006* SATA : PORT 0 : WDC WD10JPVX-22JC3T0 BBS(HD,,0x0)..BO
Boot0007* USB : SanDisk : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0008* UEFI : USB : SanDisk : PART 0 : OS Bootloader PciRoot(0x0)/Pci(0x14,0x0)/USB(1,0)/HD(1,MBR,0x686a6515,0x800,0x39a2000)..BO

chroot /mnt/boot-sav/sdb2 uname -r
Kernel: 4.13.0-16-generic

Reinstall the grub-efi-amd64-signed of sdb2
Installing for x86_64-efi platform.
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
Installation finished. No error reported.
grub-install –efi-directory=/boot/efi –target=x86_64-efi –uefi-secure-boot : exit code of grub-install :0
efi files in sdb1/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /ubuntu/fwupx64.efi /BOOT/fbx64.efi
df /dev/sdb1
Save and rename /mnt/boot-sav/sdb2/boot/efi/EFI/Boot/bootx64.efi (/mnt/boot-sav/sdb2/boot/efi/EFI/Boot/bkpbootx64.efi)
cp /mnt/boot-sav/sdb2/boot/efi/EFI/ubuntu/shimx64.efi /mnt/boot-sav/sdb2/boot/efi/EFI/Boot/bootx64.efi
efi files in sdb1/efi: /ubuntu/shimx64.efi /ubuntu/mmx64.efi /ubuntu/grubx64.efi /ubuntu/fwupx64.efi /BOOT/fbx64.efi /BOOT/bootx64.efi /BOOT/bkpbootx64.efi
Add /mnt/boot-sav/sdb2/boot/efi efi entries in /mnt/boot-sav/sdb2/etc/grub.d/25_custom
Adding custom /mnt/boot-sav/sdb2/boot/efi/EFI/BOOT/bkpbootx64.efi
Adding custom /mnt/boot-sav/sdb2/boot/efi/EFI/BOOT/fbx64.efi
failed to load com32 file gfxboot.c32 informational failed to load com32 file gfxboot.c32
Adding custom /mnt/boot-sav/sdb2/boot/efi/EFI/ubuntu/fwupx64.efi
Adding custom /mnt/boot-sav/sdb2/boot/efi/EFI/ubuntu/mmx64.efi
Installing for x86_64-efi platform.
Installation finished. No error reported.
grub-install –efi-directory=/boot/efi –target=x86_64-efi –uefi-secure-boot : exit code of grub-install :0

chroot /mnt/boot-sav/sdb2 efibootmgr -v
BootCurrent: 0008
Timeout: 1 seconds
BootOrder: 0001,0004,0007,0008,0006,0003,0000
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Boot0000* Windows Boot Manager VenHw(99e275e7-75a0-4b37-a2e6-c5385e6c00cb)WINDOWS………x…B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}…-………….…
Boot0001* ubuntu HD(1,GPT,7c8eb0f7-21f7-46fc-8032-d467febe25a4,0x800,0x11d800)/File(EFIubuntushimx64.efi)
Boot0003* LAN : IBA CL Slot 00FE v0104 BBS(Network,,0x0)..BO
Boot0004* SATA : PORT 2 : TS32GMTS800 : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0006* SATA : PORT 0 : WDC WD10JPVX-22JC3T0 BBS(HD,,0x0)..BO
Boot0007* USB : SanDisk : PART 0 : Boot Drive BBS(HD,,0x0)..BO
Boot0008* UEFI : USB : SanDisk : PART 0 : OS Bootloader PciRoot(0x0)/Pci(0x14,0x0)/USB(1,0)/HD(1,MBR,0x686a6515,0x800,0x39a2000)..BO

chroot /mnt/boot-sav/sdb2 update-grub
Generating grub configuration file …
failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Found linux image: /boot/vmlinuz-4.15.0-43-generic
Found initrd image: /boot/initrd.img-4.15.0-43-generic
Found linux image: /boot/vmlinuz-4.15.0-42-generic
Found initrd image: /boot/initrd.img-4.15.0-42-generic
Found linux image: /boot/vmlinuz-4.15.0-39-generic
Found initrd image: /boot/initrd.img-4.15.0-39-generic
Adding boot menu entry for EFI firmware configuration
Unhide GRUB boot menu in sdc1/boot/grub/grub.cfg
Unhide GRUB boot menu in sdb2/boot/grub/grub.cfg

failed to load com32 file gfxboot.c32 best of failed to load com32 file gfxboot.c32
Boot successfully repaired.

You can now reboot your computer.
Please do not forget to make your BIOS boot on sdb1/EFI/ubuntu/shimx64.efi file!
failed to load com32 file gfxboot.c32

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