Article ID: 967051 - Last Review: July 1, 2009 - Revision: 1.0

The scan engines cannot update in Forefront Security for Exchange Server and a "Failed to extract the file(s)" error is logged in the ProgramLog.txt file

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SYMPTOMS

The scan engines in Microsoft Forefront Security for Exchange Server do not update as expected. Additionally, the following error is logged in the ProgramLog.txt file:

ERROR: UpdateException: GetFileCommand failed on <scanengine.dll>. SybSync:UnzipFile CabException: Failed to extract the file(s) from 'C:\Program Files (x86)\Microsoft Forefront Security\Exchange Server\Data\Engines\x86\<ScanEngineName>\Bin\sybF2.tmp': 11: User aborted. CAB is readable. Failed to open 'C:\Program Files (x86)\Microsoft Forefront Security\Exchange Server\Data\Engines\x86\<ScanEngineName>\Bin\aveMicrosoft.dll'. Error: 13. File exists. Attribs:'RW'."

INFORMATION: The <ScanEngineName> scan engine has been rolled back.

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CAUSE

This issue occurs because one of the scan engine update files contains a hidden attribute.

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WORKAROUND

To work around this problem, follow these steps:

In Windows Explorer, locate the following folder:
C:\ProgramFiles (x86)\Microsoft Forefront Security\Exchange Server\Data\Engines\x86\<ScanEngineName>\Bin
Note Make sure that hidden files are visible.
Right-click the ave<ScanEngineName>.dll file.
Click Properties, and then click to clear the Hidden check box.
In Forefront Server Security Administrator, click the Update Now button under Scanner Updates to perform a manual update of the engine.

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RESOLUTION

To resolve this problem, install Forefront Security for Exchange Server with Service Pack 2 (SP2).

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

960465 (http://support.microsoft.com/kb/960465/ ) Description of Forefront Security for Exchange Server with Service Pack 2

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