Article ID: 2435374 - View products that this article applies to.
The Block files if scanning time exceeds (seconds) check box does not work correctly on a computer that has Microsoft Forefront Threat Management Gateway (TMG) 2010 Service Pack 1 (SP1) installed.
Update informationTo resolve this issue, install the software update that is described in the following Microsoft Knowledge Base (KB) article:
(http://support.microsoft.com/kb/981324/ )Software Update 1 for Microsoft Forefront Threat Management Gateway (TMG) 2010 Service Pack 1
To work around this issue, locate and set the value in the check box to a large value manually. To do this, follow these steps:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates