What was the error message? Was the disk detected? (dmesg | grep sda) Can you open the disk with fdisk and read it? Some BIOS may re-order drives when booting from an external drive. -Ross It would seem jf [ at ] messier [ dot ] ca, on Tue, Mar 01, 2016 at 10:12:49PM +0000, wrote: > Today, my son and I assembled a brand new PC, with all the parts > (March break activity). We then > installed Windows 8.1 (that's what he wanted). Everything is fine. I > went ahead with installing > Ubuntu, booting the install from a USB key. I have two physical hard disks > in the box. A first of ~320G with Windows, and a second one of 500G > where I want to > install Ubuntu.?? > > When starting from the USB Key, the install went fine, and I selected > "Other" in the installation option, to install everything on /dev/sdb, > creating the swap and the rest of the disk as ext4. When selecting the > device where to install the bootloader, I selected /dev/sda. Windows > 8.1 was installed on /dev/sda. > > Everything goes fine until the very end, when isntalling the > bootloader. I get an error message saying that it cannot write the > bootloader. None of the three options worked, actually. The first was > to retry on another disk/partition, the second was to install no > bootloader whatsoever, and the third was to cancel the install. BUT NO > OPTION ACTUALLY WORKED. They all came back to the same error message. > > Reboot from the USB key, and try to manually run grub-install > /dev/sda. Also get an error message. > > Anyone has an idea what I did wrong ? I set the motherboard to be in > Legacy mode. This is a recent ASUS motherboard, on a Intel Core i3 > system. > > Thanks :-) > > Jean-Francois Messier > > _______________________________________________ > Linux mailing list > Linux [ at ] lists [ dot ] oclug [ dot ] on [ dot ] ca > http://oclug.on.ca/mailman/listinfo/linux