Hi,
Have you installed any software or hardware recently before the problem
started?
Try system restore to the last date, when this problem was not there. To
perform system restore follow the steps given below:
http://support.microsoft.com/default.aspx?scid=kb;en-us;306084&Product=winxp
or
How to restore the operating system to a previous state in Windows XP
This article was previously published under Q306084
IN THIS TASK
SUMMARY
MORE INFORMATION
How to use System Restore to restore Windows XP
If Windows XP does not start
If Windows XP starts
Troubleshooting
REFERENCES
INTRODUCTION
This article describes how to use the System Restore tool to return your
computer to a previous working state. System Restore takes a "snapshot" of
critical system files and some program files and stores this information as
restore points. You can use these restore points to return Windows XP to a
previous state.
Back to the top
MORE INFORMATION
How to use System Restore to restore Windows XP
If Windows XP does not start
For additional information about steps to take if Windows XP does not
start, click the following article number to view the article in the
Microsoft Knowledge Base:
304449 How to start the System Restore tool from a command prompt in
Windows XP
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If Windows XP starts
Log on to Windows as Administrator.
Click Start, point to All Programs, point to Accessories, point to System
Tools, and then click System Restore. System Restore starts.
On the Welcome to System Restore page, click Restore my computer to an
earlier time (if it is not already selected), and then click Next.
On the Select a Restore Point page, click the most recent system checkpoint
in the On this list, click a restore point list, and then click Next. A
System Restore message may appear that lists configuration changes that
System Restore will make. Click OK.
On the Confirm Restore Point Selection page, click Next. System Restore
restores the previous Windows XP configuration, and then restarts the
computer.
Log on to the computer as Administrator. The System Restore Restoration
Complete page appears
For additional information access the URL given below:
http://support.microsoft.com/default.aspx?scid=kb;en-us;294739&Product=winxp
Hope this helps.
S.Vijay
This posting is provided "AS IS" with no warranties, and confers no rights