Comment 5 for bug 632775

AnrDaemon (anrdaemon) wrote :

It seems I have this issue (not as drastic, the installer works... somewhat) with 12.04-a2 CD image.
Trying to boot it in VirtualBox in EFI mode, the message

error: "prefix" is not set

appears briefly, then replaced by "GNU GRUB" menu with 3 usual entries (LiveCD/Install/Check for defects).