Most terrible question came correct these days. I partitioned / dev/sda8 Ie8 Unix like set up. Now, after starting is decreasing (shell save grub 2) meals rescue> I tried ls (hd) (hdo, 1), (hd0, 2) come. My cd is not operating, so I tried to begin the company by usb (unetbootin-windows-442). I set the BIOS to footwear from usb, now I am getting the issue Operating program not found. What is the reason?let me know the appropriate instructions.