You normally can.
What version of Outlook are you using and what error message do you get? In
case you are running a pst-file run scanpst.exe against your pst-file to
check it for errors
--
Robert Sparnaaij [MVP-Outlook]
www.howto-outlook.com
Tips of the month:
-What do the Outlook Icons Mean?
-Create an Office 2003 CD slipstreamed with Service Pack 1