I used smart boot manager on my flash.it displayed the grub when i choose my hard disk in the menu but when i tried it again i saw the grub rescue prompt.i did "ls" on the prompt and saw only hd0 listed.i then used a qimo live cd.then i used d terminal to do "sudo blkid" i saw only /dev/loop0 with type 'squashfs'.i cant find other partitions even with the gparted on the live cd,instead i saw only /dev/sda as unallocated drive that i can only work with when i create a new partition table.pls i need help.i have 4 distros on my hp dv6 laptop.i have ubuntu 10.10 and 11.10 and also fedora and linux mint