FIX: "E-Mail Policy - Configuration Reapplied" alerts occur when the content of a File filter or a Message Body filter is removed in a Forefront Threat Management Gateway 2010 environment

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Article ID: 2535453 - View products that this article applies to.
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SYMPTOMS

Consider the following scenario:
  • You run Microsoft Forefront Threat Management Gateway (TMG) 2010 on a server that is running Windows Server 2008 R2.
  • You enable the Email Protection feature in the Forefront TMG 2010 environment.
  • You remove the content of a File filter or a Message Body filter by using the Forefront TMG Management console

In this scenario, you receive the following recurring alerts in TMG monitoring:
E-Mail Policy - Configuration Reapplied.

Additionally, the following event is logged in the Application log:

Source: Microsoft Forefront TMG Control
Date: date
Event ID: 31506
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: computer_name
Description:
Forefront TMG detected changes in Microsoft Exchange Server or Microsoft Forefront Protection configuration, and reapplied the e-mail policy configuration on server 'server_name'.

RESOLUTION

To resolve this issue, install the software update that is described in the following Microsoft Knowledge Base article:
2517957 Software Update 1 Rollup 4 for Forefront Threat Management Gateway (TMG) 2010 Service Pack 1

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

MORE INFORMATION

To locate a File filter or a Message Body filter in the Forefront TMG Management console, click the E-Mail Policy node, click the Virus and Content Filtering tab, and then click one of the following:
  • File Filtering
  • Message Body Filtering

For more information about how to configure content filtering, visit the following Microsoft TechNet website:
Configuring content filtering

REFERENCES

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Properties

Article ID: 2535453 - Last Review: June 15, 2011 - Revision: 1.0
APPLIES TO
  • Microsoft Forefront Threat Management Gateway 2010 Service Pack 1, when used with:
    • Microsoft Forefront Threat Management Gateway 2010 Enterprise
    • Microsoft Forefront Threat Management Gateway 2010 Standard
Keywords: 
kbexpertiseinter kbbug kbsurveynew kbqfe kbfix KB2535453

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