Re: grub-install to /dev/vda (MBR!) suddenly fails

[Jordan Uggla]

On Mon, Apr 16, 2012 at 9:42 AM, Juha Kallio <address@hidden> wrote:
> Hello!
>
> I have migrated to grub2 from grub-legacy, and have had a working
> installation in a virtual machine for a while. Today I updated the Debian
> wheezy installation, and now grub-install to /dev/vda fails with the
> following error:
>
> /usr/sbin/grub-setup: warn: Attempting to install GRUB to a disk with
> multiple partition labels or both partition label and filesystem.  This is
> not supported yet..
> /usr/sbin/grub-setup: warn: Embedding is not possible.  GRUB can only be
> installed in this setup by using blocklists.  However, blocklists are
> UNRELIABLE and their use is discouraged..
> /usr/sbin/grub-setup: error: will not proceed with blocklists.
>
> This is a virtio disk from KVM, and should only have a basic partition table
> that was created on install. fdisk -l /dev/vda confirms that with the
> following information:
>
> Disk /dev/vda: 6442 MB, 6442450944 bytes
> 16 heads, 63 sectors/track, 12483 cylinders, total 12582912 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 identifier: 0x000d70a5
>
>   Device Boot      Start         End      Blocks   Id  System
> /dev/vda1   *        2048     8386559     4192256   83  Linux
>
> I haven't tried to boot this virtual machine yet. I also haven't tried the
> --force flag, since I shouldn't be restricted to using blocklists. I can
> grub-install to another device, /dev/sda, but for some reason the actual
> boot device doesn't work anymore as a target for grub-install.
>
> I'm sorry if this problem would be more suited to Debian mailing lists.
>
> Regards,
> Juha Kallio
>
> _______________________________________________
> Help-grub mailing list
> address@hidden
> https://lists.gnu.org/mailman/listinfo/help-grub

Please post the output of "sudo parted -l"

-- 
Jordan Uggla (Jordan_U on irc.freenode.net)