Code:
firekage@deusex:~$ grub-script-check -v /boot/grub/grub.cfg.new 
#
# 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
set default="0"

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$feature_default_font_path = xy ] ; then
   font=unicode
else
insmod part_msdos
insmod ext2
set root='hd1,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
  search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
else
  search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
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=pl_PL
  insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ]; then
  set timeout=-1
else
  set timeout=10
fi
### END /etc/grub.d/00_header ###

### 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 [ ${match} = 0 ]; then
        set linux_gfx_mode=keep
      else
        set linux_gfx_mode=text
      fi
    else
      set linux_gfx_mode=text
    fi
  else
    set linux_gfx_mode=keep
  fi
else
  set linux_gfx_mode=text
fi
export linux_gfx_mode
if [ "${linux_gfx_mode}" != "text" ]; then load_video; fi
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
recordfail
    gfxmode $linux_gfx_mode
    insmod gzio
    insmod part_msdos
    insmod ext2
    set root='hd1,msdos1'
    if [ x$feature_platform_search_hint = xy ]; then
      search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
    else
      search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
    fi
    linux    /boot/vmlinuz-3.5.0-26-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee  quiet splash $vt_handoff
    initrd    /boot/initrd.img-3.5.0-26-generic
}
submenu 'Opcje zaawansowane dla systemu Ubuntu' $menuentry_id_option 'gnulinux-advanced-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-26-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-26-generic-advanced-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        gfxmode $linux_gfx_mode
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-26-generic...'
        linux    /boot/vmlinuz-3.5.0-26-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee  quiet splash $vt_handoff
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-26-generic
    }
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-26-generic (tryb ratunkowy)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-26-generic-recovery-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-26-generic...'
        linux    /boot/vmlinuz-3.5.0-26-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro recovery nomodeset resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-26-generic
    }
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-25-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-25-generic-advanced-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        gfxmode $linux_gfx_mode
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-25-generic...'
        linux    /boot/vmlinuz-3.5.0-25-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee  quiet splash $vt_handoff
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-25-generic
    }
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-25-generic (tryb ratunkowy)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-25-generic-recovery-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-25-generic...'
        linux    /boot/vmlinuz-3.5.0-25-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro recovery nomodeset resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-25-generic
    }
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-24-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-24-generic-advanced-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        gfxmode $linux_gfx_mode
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-24-generic...'
        linux    /boot/vmlinuz-3.5.0-24-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee  quiet splash $vt_handoff
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-24-generic
    }
    menuentry 'Ubuntu, za pomocą systemu Linux 3.5.0-24-generic (tryb ratunkowy)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.5.0-24-generic-recovery-149ac71c-7444-48aa-bc0c-9fb07bccf74c' {
    recordfail
        insmod gzio
        insmod part_msdos
        insmod ext2
        set root='hd1,msdos1'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
        else
          search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
        fi
        echo    'Wczytywanie systemu Linux 3.5.0-24-generic...'
        linux    /boot/vmlinuz-3.5.0-24-generic root=UUID=149ac71c-7444-48aa-bc0c-9fb07bccf74c ro recovery nomodeset resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee
        echo    'Wczytywanie początkowego dysku RAM...'
        initrd    /boot/initrd.img-3.5.0-24-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+ ###
menuentry "Memory test (memtest86+)" {
    insmod part_msdos
    insmod ext2
    set root='hd1,msdos1'
    if [ x$feature_platform_search_hint = xy ]; then
      search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
    else
      search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
    fi
    linux16    /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
    insmod part_msdos
    insmod ext2
    set root='hd1,msdos1'
    if [ x$feature_platform_search_hint = xy ]; then
      search --no-floppy --fs-uuid --set=root --hint-bios=hd1,msdos1 --hint-efi=hd1,msdos1 --hint-baremetal=ahci1,msdos1  149ac71c-7444-48aa-bc0c-9fb07bccf74c
    else
      search --no-floppy --fs-uuid --set=root 149ac71c-7444-48aa-bc0c-9fb07bccf74c
    fi
    linux16    /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###

### BEGIN /etc/grub.d/30_os-prober ###
menuentry 'Slackware Linux (Slackware 13.37.0)' --class gnu-linux --class gnu --class os $menuentry_id_option 'osprober-gnulinux-simple-0a2ebb07-8b93-4938-9bee-7eca19168eee' {
    insmod part_msdos
    insmod ext2
    set root='hd0,msdos2'
    if [ x$feature_platform_search_hint = xy ]; then
      search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos2 --hint-efi=hd0,msdos2 --hint-baremetal=ahci0,msdos2  0a2ebb07-8b93-4938-9bee-7eca19168eee
    else
      search --no-floppy --fs-uuid --set=root 0a2ebb07-8b93-4938-9bee-7eca19168eee
    fi
    linux /boot/vmlinuz root=UUID ro  vt.default_utf8=0 vga = normal append = "resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee
}
submenu 'Opcje zaawansowane dla systemu Slackware Linux (Slackware 13.37.0)' $menuentry_id_option 'osprober-gnulinux-advanced-0a2ebb07-8b93-4938-9bee-7eca19168eee' {
    menuentry 'Slackware (na /dev/sda2)' --class gnu-linux --class gnu --class os $menuentry_id_option 'osprober-gnulinux-/boot/vmlinuz--0a2ebb07-8b93-4938-9bee-7eca19168eee' {
        insmod part_msdos
        insmod ext2
        set root='hd0,msdos2'
        if [ x$feature_platform_search_hint = xy ]; then
          search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos2 --hint-efi=hd0,msdos2 --hint-baremetal=ahci0,msdos2  0a2ebb07-8b93-4938-9bee-7eca19168eee
        else
          search --no-floppy --fs-uuid --set=root 0a2ebb07-8b93-4938-9bee-7eca19168eee
        fi
        linux /boot/vmlinuz root=UUID ro  vt.default_utf8=0 vga = normal append = "resume=UUID=9a4b8b62-9163-4d61-b9af-4d4c75e29fee
    }
}
błąd: syntax error.
błąd: Incorrect command.
błąd: syntax error.
Błąd składni w linii 287
firekage@deusex:~$
Bottom, in english, means:

error: syntax error
error: incorrect command
error; syntax error
error in line 287