Symptoms
Assume that an application is published by using Microsoft Forefront Unified Access Gateway 2010 Service Pack 2 (SP2). However, when you try to access the application, a .NET Framework error or a 500 error is returned.
Cause
This problem occurs when the application's URL contains a greater-than (>) or less-than (<) character.
Resolution
To resolve this problem, apply the service pack that is described in the following Microsoft Knowledge Base article:
2744025 Description of Forefront Unified Access Gateway 2010 Service Pack 3
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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