Hey, I was downloading the some stuffs from the net at that moment the system dead upturned off. I them rebooted by machine but it displayed me BSOD after the Microsoft logo. For that I love installed the newest edition Ubuntu and attempted o ascent but it showed something that it has NTFS difficulty. The disk trainer in it tells that the machine include a bingle bad sphere. I was using Windows vista Bag premium with 320 GB WD HDD. It is a laptop which I have bare and the laptop is from hp 6846tx which is nearly 2 year old. Gratify meliorate me to figure this difficulty.