Hi waterst,
your Outlook version is?
Have a look on this site for a list of reasons:
http://www.comentum.com/outlook-issues.html
http://support.microsoft.com/kb/885870/en-us
Maybe it helps.
--
Oliver Vukovics
Share your Outlook PST files without Exchange: Public ShareFolder
Synchronisation for Outlook and Exchange: Public SyncTool
http://www.publicshareware.com
"waterst" <(E-Mail Removed)> schrieb im Newsbeitrag
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> how do I stop duplication of incoming emails?