Ubuntu
os-prober package

  1. Bug #1024383
  2. Comment #22

Comment 22 for bug 1024383

Revision history for this message
Phillip Susi (psusi) wrote :

You can't boot windows in bios mode if grub is booted in efi mode ( since there is no bios ), and vice versa.

Just to make sure, you do have grub-efi installed, and not grub-pc right? Check with apt-cache policy grub-efi and apt-cache policy grub-pc.