I have win8 Pro x86 installed on my Lenovo lappy. it randomly freezes , when i use chrome , it hangs while showing Waiting for cache . and even logs show : Reset to device, \Device\RaidPort0, was issued. Source : Storahci and another warning in event manager is : The IO operation at logical block address 16abb2 for Disk 0 was retried. source : disk . please help me with this , i already tried disabling AHCI in BIOS but didnt helped and system didnt booted at all . drivers also updated , anyone having new drivers can also help me with the link System specs : Lenovo G570 . 3 Gigs ram 3 partitioned HDD 650 GB i3 2.1 GHZ intel processor .