Article ID: 971434 - View products that this article applies to.
After an unsuccessful scan engine update and engine rollback in Microsoft Forefront Security for Exchange Server, all e-mail messages are archived. Additionally, Forefront Security for Exchange Server continually logs the following errors in the ProgramLog.txt file:
ERROR: An exception has occurred within ForefrontAgent's Scan method. Exception message = "Value does not fall within the expected range."
INFORMATION: ArchiveMailMessage called to archive <drive>:\Forefront\Data\Archive\<number>.eml
To resolve this problem, install Microsoft Forefront Security for Exchange Server Service Pack 2 (SP2). For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/960465/ )Description of Forefront Security for Exchange Server with Service Pack 2
Article ID: 971434 - Last Review: July 1, 2009 - Revision: 1.0
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