In Outlook, after reading some messages, they dissappear. I have not deleted or
replied to them. Usually it is all the messages from one sender. What
Happened???

Check your view to see if you have it set to "unread messages" - if yes,
then change it to "messages."

--
Milly Staples [MVP - Outlook]

Post all replies to the group to keep the discussion intact.
ALWAYS post your Outlook version.
How to ask a question: http://support.microsoft.com/KB/555375


After furious head scratching, JenHoliday asked:

| In Outlook, after reading some messages, they dissappear. I have not
| deleted or replied to them. Usually it is all the messages from one
| sender. What Happened???