While accessing the hard disk, a disk operation failed even after retries.
Run the Chkdsk utility, with the /r switch, on the hard disk. After that, if you still get this message, run hardware diagnostics on the disk drive and it's controller. If the diagnostics do not detect a problem, contact the hardware and/or driver software suppliers. Before you contact the suppliers, note the information about the event that is in the Event Log. Information in both the Description and Data areas of the Event Detail window will be relevant to this problem.