Strange Blue Screen/file modified (not modified)

>-----Original Message-----
>For some reason when playing Midi too long or sometimes
>clicking on a weblink in IE, it blue screens with an

>
>In counter strike I get strange "file has been modified"
>error messages and NO file has been modified.
>
>The Event viewer puts one of these in the Event log
>whenever a blue screen happens.
>
>Event Type: Warning
>Event Source: Disk
>Event Category: None
>Event ID: 34
>Date: 9/16/2003
>Time: 10:59:49 AM
>User: N/A
>Computer: USER03746
>Description:
>The driver disabled the write cache on device
>\Device\Harddisk0\DR0.
>
>For more information, see Help and Support Center at
>http://go.microsoft.com/fwlink/events.asp.
>Data:
>0000: 0f 00 04 00 01 00 62 00 ......b.
>0008: 00 00 00 00 22 00 04 80 ...."..?
>0010: 01 00 00 00 00 00 00 00 ........
>0018: 00 00 00 00 00 00 00 00 ........
>0020: 00 00 00 00 00 00 00 00 ........
>0028: 00 00 00 00 ....
>
>And there is no help in the help and support center.
>Whats wrong and how to fix it....I've seen no one else
>with this problem.
>
>.
>Do a system restore before the problem started and see