Article ID: 233264 - View products that this article applies to.
This article was previously published under Q233264
For information about the differences between Microsoft Outlook Express and Microsoft Outlook e-mail clients, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/257824/EN-US/ )OL2000: Differences Between Outlook and Outlook Express
When you start Outlook Express or attempt to send an e-mail message, you may receive one of the following error messages:
This behavior can occur if the Folders.dbx file is missing, damaged, or using the read-only attribute.
Rename the Folders.dbx file:
For more information on how to troubleshoot the errors listed at the beginning of this article, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/238656/ )OLEXP: Err Msg: "This program has performed an illegal operation and will be shut down"
(http://support.microsoft.com/kb/253795/ )OLEXP: Error 0x800C013B When you attempt to send a message in Outlook Express 5
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