Article ID: 977261 - View products that this article applies to.
Microsoft Exchange Server 2007 Service Pack 2 (SP2) introduces a new feature known as Mailbox Access Auditing. However, if you set the Message Access diagnostic logging level to Medium, High or Expert, you may experience one of the following symptoms:
This issue occurs because the embedded message does not have an Internet Message ID. Therefore, when Mailbox Access Auditing monitors the attachment, it cannot locate the Internet Message ID of the attachment.
To resolve this problem, install the following update rollup:
(https://support.microsoft.com/kb/972076/ )Description of Update Rollup 2 for Exchange Server 2007 Service Pack 2
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
To find the current status of your diagnostic logging, you can run the Get-EventLogLevel command in Exchange Management Shell (EMS). This will display all categories and current settings. The MSExchangeIS\9000 Private\Message Access category is the category that causes this problem. You can set this category to Lowest. To do that, run the following command in EMS:
For more information about how to change logging levels for Exchange processes, visit the following Microsoft Web site:
For more information about Mailbox Access Auditing with Exchange Server 2007 Service Pack 2, visit the following Microsoft Web site:
Article ID: 977261 - Last Review: January 22, 2010 - Revision: 1.0