Outlook 2003 Synchronization failure

[AR]

I have a user that has received this message twice now

12:27:17 Synchronizer Version 11.0.8200
12:27:17 Synchronizing Mailbox 'Matthew Martin'
12:27:17 Synchronizing local changes in folder 'Inbox'
12:27:18 Uploading to server 'siserv05.hq.sportsinc.com'
12:27:21 Error synchronizing message 'RE: Vegas SHOW'
12:27:21 [8004081E-3EE-0-1370]
12:27:21 Unknown Error.
12:27:21 Microsoft Exchange Server Information Store
12:27:21 For more information on this failure, click the URL below:
12:27:21
http://www.microsoft.com/support/prodredirect/outlook2000_us.asp?err=8004081e-3ee-0-1370

The embedded link is no help. Is his local pst file corrupt?

Thanks for the help
AR