Hi , since somes month i have installed Windows 8 consumer preview,everything working fine,o made another partition with xp installed ,everything works fine till today ,i power on my pc ,and before windows load ,a blue screen appear with a error saying that a device has been unplugged (but no device has been plugged or unplugged,is strange)and causes an error x00009c or something like this and i restart and problem persist the file that causes error is winload.so i tried to plug the hdd in other computer and reinstall windows but in the other computer,disk is detected but if i try to open the partition with xp i can access to it but if i try to open the win8 partition a Message appear telling if i want to format and i can't access to the partition.i have 500gb of data there and a lot are important,and i can't use laptop ,i've tried to run chkdsk but disc is not recognized.my laptops are Toshiba tecra s11 running in win8 and vista.what can i do ?thanks