You Receive Duplicate Messages When You Download E-Mail from the Server in Outlook Express

Cause:

• 'Leave messages on server? is checked in account settings of Outlook Express.
• This behavior can occur if the Pop3uidl.dbx file is damaged.

Solution:

To resolve this behavior, rename the Pop3uidl.dbx file, and then restart Outlook Express. Follow these steps:

1. Close Outlook Express.
2. Click Start-> Search and then click For Files or Folders.
3. In the Search for files or folders named box, type Pop3uidl.dbx, and then click Search Now.
4. Under Search Results, right-click the Pop3uidl.dbx file, and then click Rename.

  

5. Type Pop3uidl.old, and then press ENTER.
6. Restart Outlook Express.

You can visit this web site :

http://support.microsoft.com/kb/287070

http://support.microsoft.com/kb/832925

http://support.microsoft.com/kb/941090