当我启动时，grub 加载，但触发错误大约 6 或 7 次：
error: failure reading sector 0xfc from 'hd1'.
并重复其他扇区的操作。问题很明显，我没有 hd1，当我从 cli 启动时，我使用以下命令：
linux (hd0,gpt6)/vmlinuz root=/dev/sda6
initrd (hd0,gpt6)/initrd.img
boot
我可以启动哪些脚本来为您提供一些信息？我已经尝试过删除 --purge 并重新安装、安装、更新、安装 --reinstall 等所有这些东西。这是我的 grub.cfg，抱歉格式不好。
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
if [ "${next_entry}" ] ; then
set default="${next_entry}"
set next_entry=
save_env next_entry
set boot_once=true
else
set default="0"
fi
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function recordfail {
set recordfail=1
if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env
recordfail; fi; fi
}
function load_video {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
if [ x$feature_default_font_path = xy ] ; then
font=unicode
else
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-efi=hd0,gpt6 --
hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
font="/usr/share/grub/unicode.pf2"
fi
if loadfont $font ; then
set gfxmode=auto
load_video
insmod gfxterm
set locale_dir=$prefix/locale
set lang=en_US
insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
set timeout=-1
else
if [ x$feature_timeout_style = xy ] ; then
set timeout_style=menu
set timeout=10
# Fallback normal timeout code in case the timeout_style feature is
# unavailable.
else
set timeout=10
fi
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
if background_color 44,0,30; then
clear
fi
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
set gfxpayload="${1}"
if [ "${1}" = "keep" ]; then
set vt_handoff=vt.handoff=7
else
set vt_handoff=
fi
}
if [ "${recordfail}" != 1 ]; then
if [ -e ${prefix}/gfxblacklist.txt ]; then
if hwmatch ${prefix}/gfxblacklist.txt 3; then
if [ ${match} = 0 ]; then
set linux_gfx_mode=keep
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=text
fi
else
set linux_gfx_mode=keep
fi
else
set linux_gfx_mode=text
fi
export linux_gfx_mode
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os
$menuentry_id_option 'gnulinux-simple-34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-efi=hd0,gpt6
--hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
linux /boot/vmlinuz-3.13.0-32-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro quiet splash $vt_handoff
initrd /boot/initrd.img-3.13.0-32-generic
}
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-
34e7542f-bbfc-4535-acab-af313ba2ff33' {
menuentry 'Ubuntu, with Linux 3.13.0-32-generic' --class ubuntu --class gnu-linux
--class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-32-generic-advanced-
34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-32-generic ...'
linux /boot/vmlinuz-3.13.0-32-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro quiet splash $vt_handoff
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-32-generic
}
menuentry 'Ubuntu, with Linux 3.13.0-32-generic (recovery mode)' --class ubuntu --
class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-32-
generic-recovery-34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-32-generic ...'
linux /boot/vmlinuz-3.13.0-32-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-32-generic
}
menuentry 'Ubuntu, with Linux 3.13.0-30-generic' --class ubuntu --class gnu-linux
--class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-30-generic-advanced-
34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-30-generic ...'
linux /boot/vmlinuz-3.13.0-30-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro quiet splash $vt_handoff
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-30-generic
}
menuentry 'Ubuntu, with Linux 3.13.0-30-generic (recovery mode)' --class ubuntu --
class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-30-
generic-recovery-34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-30-generic ...'
linux /boot/vmlinuz-3.13.0-30-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-30-generic
}
menuentry 'Ubuntu, with Linux 3.13.0-24-generic' --class ubuntu --class gnu-linux
--class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-24-generic-advanced-
34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
gfxmode $linux_gfx_mode
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-24-generic ...'
linux /boot/vmlinuz-3.13.0-24-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro quiet splash $vt_handoff
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-24-generic
}
menuentry 'Ubuntu, with Linux 3.13.0-24-generic (recovery mode)' --class ubuntu --
class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.13.0-24-
generic-recovery-34e7542f-bbfc-4535-acab-af313ba2ff33' {
recordfail
load_video
insmod gzio
insmod part_gpt
insmod ext2
set root='hd0,gpt6'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-
efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 34e7542f-bbfc-4535-acab-af313ba2ff33
else
search --no-floppy --fs-uuid --set=root 34e7542f-bbfc-4535-acab-af313ba2ff33
fi
echo 'Loading Linux 3.13.0-24-generic ...'
linux /boot/vmlinuz-3.13.0-24-generic root=UUID=34e7542f-bbfc-4535-acab-
af313ba2ff33 ro recovery nomodeset
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-3.13.0-24-generic
}
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/20_memtest86+ ###
### END /etc/grub.d/20_memtest86+ ###
### BEGIN /etc/grub.d/30_os-prober ###
menuentry 'Windows Boot Manager (on /dev/sda1)' --class windows --class os
$menuentry_id_option 'osprober-efi-4ECA-0DA0' {
insmod part_gpt
insmod fat
set root='hd0,gpt1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt1 --hint-efi=hd0,gpt1
--hint-baremetal=ahci0,gpt1 4ECA-0DA0
else
search --no-floppy --fs-uuid --set=root 4ECA-0DA0
fi
chainloader /efi/Microsoft/Boot/bootmgfw.efi
}
set timeout_style=menu
if [ "${timeout}" = 0 ]; then
set timeout=10
fi
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/30_uefi-firmware ###
### 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 ###
### 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 ###
答案1
启动修复（help.ubuntu.com/community/Boot-Repair）