Sorry, the update-grub2 output above is not complete. Here's the complete output:
$ sudo update-grub2 error: Unknown LVM metadata header error: Unknown LVM metadata header Generating grub.cfg ... error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header Found linux image: /boot/vmlinuz-2.6.31-14-generic Found initrd image: /boot/initrd.img-2.6.31-14-generic error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header Found linux image: /boot/vmlinuz-2.6.31-11-generic Found initrd image: /boot/initrd.img-2.6.31-11-generic error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header error: Unknown LVM metadata header Found memtest86+ image: /memtest86+.bin Incorrect metadata area header checksum done
Sorry, the update-grub2 output above is not complete. Here's the complete output:
$ sudo update-grub2 2.6.31- 14-generic img-2.6. 31-14-generic 2.6.31- 11-generic img-2.6. 31-11-generic
error: Unknown LVM metadata header
error: Unknown LVM metadata header
Generating grub.cfg ...
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
Found linux image: /boot/vmlinuz-
Found initrd image: /boot/initrd.
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
Found linux image: /boot/vmlinuz-
Found initrd image: /boot/initrd.
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
error: Unknown LVM metadata header
Found memtest86+ image: /memtest86+.bin
Incorrect metadata area header checksum
done