I have the Toshiba Satellite C50 & it's working fine last 1 years. recently 3 days ago i have started my laptop "the hard driver recovery" page is appeared. i was select "NO" option. the laptop is restarted again the same option is come so i have decided to go for"YES" option and reset the windows 8 the everything is working fine & everything is deleted. after 3 days the same issue is comeback. i have tried everything clean the ram and disconnect /reconnect the HDD but nothing is working as well as select "YES" option and then "exit to continue windows".