Article ID: 968166 - View products that this article applies to.
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The scan engines in Microsoft Forefront Security for SharePoint are not updated 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\Microsoft Forefront Security\SharePoint\Data\Engines\x86\<ScanEngineName>\Bin\sybF2.tmp': 11: User aborted. CAB is readable. Failed to open 'C:\Program Files\Microsoft Forefront Security\SharePoint\Data\Engines\x86\<ScanEngineName>\Bin\aveMicrosoft.dll'. Error: 13. File exists. Attribs:'RW'."
"INFORMATION: The <ScanEngineName> scan engine has been rolled back."
This issue occurs because one of the scan engine update files contains a hidden attribute.
To work around this problem, follow these steps:
To resolve this problem, install Forefront Security for SharePoint Service Pack 3 (SP3).
For more information about Forefront Security for SharePoint Service Pack 3, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/967995/ )Description of Forefront Security for SharePoint Service Pack 3
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 968166 - Last Review: January 16, 2015 - Revision: 2.0