Hi Shanmugavel,

Thank you for posting in MSDN managed newsgroup!

From my experience on this issue, you will need to install the latest Office XP updates from http://office.microsoft.com/officeupdate/default.aspx.
Other updates for your windows operating system can be installed from http://windowsupdate.microsoft.com.

Furthermore, I'd suggest you may post this issue in the "Microsoft.public.excel.misc". These Excel experts may provide more assistance for you
regarding this issue.

Thank you once more for using Microsoft NewsGroup!

Wei-Dong Xu
Microsoft Product Support Services
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