You do not have an EFI-System-Partition, so it is impossible to install Grub. Either you create an ESP on your disk or you boot the installer in BIOS mode.
I recommend to use GPT as partition table.
You do not have an EFI-System- Partition, so it is impossible to install Grub. Either you create an ESP on your disk or you boot the installer in BIOS mode.
I recommend to use GPT as partition table.