[Bug 1024383] Re: invalid Windows7 EFI entries in GRUB
YannUbuntu
yannubuntu at gmail.com
Fri Sep 14 15:20:47 UTC 2012
** Description changed:
64bits computer with pre-installed EFI Windows 7.
Installed Ubuntu 64bits in dual-boot. GRUB (grub-efi) is correctly
installed and allows to boot Ubuntu, but it does not allow to boot
Windows.
Its menu shows 2 INVALID Windows entries. When selecting these entries,
it displays "Invalid EFI file path" error, and returns to GRUB menu.
- ### BEGIN /etc/grub.d/30_os-prober ###
- menuentry "Windows 7 (loader) (on /dev/sda3)" --class windows --class os {
- insmod part_gpt
- insmod ntfs
- set root='(hd0,gpt3)'
- search --no-floppy --fs-uuid --set=root EE00AEA700AE75ED
- chainloader +1
- }
- menuentry "Windows Recovery Environment (loader) (on /dev/sda5)" --class windows --class os {
- insmod part_gpt
- insmod ntfs
- set root='(hd0,gpt5)'
- search --no-floppy --fs-uuid --set=root B2BCAC28BCABE557
- drivemap -s (hd0) ${root}
- chainloader +1
- }
- ### END /etc/grub.d/30_os-prober ###
-
-
+ It appears that GRUB creates BIOS/mbr entries when it should be UEFI/gpt
+ type entries.
*********************** WORKAROUND **************************
either boot Windows from the (EFI) BIOS menu, or add valid Windows entries via Boot-Repair.
***************************************************************
-
- (original thread in French: http://forum.ubuntu-fr.org/viewtopic.php?pid=10010231#p10010231 )
+ (original thread in French: http://forum.ubuntu-
+ fr.org/viewtopic.php?pid=10010231#p10010231 )
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https://bugs.launchpad.net/bugs/1024383
Title:
invalid Windows7 EFI entries in GRUB
Status in os-prober:
New
Status in “grub2” package in Ubuntu:
Confirmed
Status in “grub2” package in Debian:
New
Bug description:
64bits computer with pre-installed EFI Windows 7.
Installed Ubuntu 64bits in dual-boot. GRUB (grub-efi) is correctly
installed and allows to boot Ubuntu, but it does not allow to boot
Windows.
Its menu shows 2 INVALID Windows entries. When selecting these
entries, it displays "Invalid EFI file path" error, and returns to
GRUB menu.
It appears that GRUB creates BIOS/mbr entries when it should be
UEFI/gpt type entries.
*********************** WORKAROUND **************************
either boot Windows from the (EFI) BIOS menu, or add valid Windows entries via Boot-Repair.
***************************************************************
(original thread in French: http://forum.ubuntu-
fr.org/viewtopic.php?pid=10010231#p10010231 )
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