Symptoms
You may experience intermittent crashes of the w3wp.exe process on a server that is running in a Microsoft Forefront Unified Access Gateway 2010 array. All clients that use SSL VPN (Secure Sockets Layer virtual private network) network access are disconnected when the crash occurs. Additionally, the crash occurs on both nodes of the array.
Resolution
To resolve this issue, install the rollup package that is described in the following Microsoft Knowledge Base article:
2647899 Rollup 1 for Forefront Unified Access Gateway (UAG) 2010 Service Pack 1 Update 1
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
