Most duplicate email messages in Outlook are caused by a software corruption problem. The duplicate messages are not caused by the VISI email servers. You will need to perform work on your computer system to solve this problem.
Another possibility is that your anti-virus program is causing the issue. Your anti-virus software could be preventing your email software from deleting the messages properly on the mail server. You may need to reinstall your anti-virus software to correct this issue.
If you are using Outlook Express please follow the steps on the following Microsoft Website to solve the problem:
Microsoft Q314578
If you are using Outlook 2002 you may need to update your software. Please review the information on the following Microsoft Website:
Microsoft Q317945
If you have configured your Outlook software to retrieve email for two or more accounts and you are receiving duplicate email messages please check out the following Microsoft website for a solution:
Microsoft Q284404
How do I get it to stop?
The fastest solution to this problem is to access your webmail account and delete the message that is causing the problem. You may want to delete all of the messages in your mailbox.