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Office Communications Server 2007 R2 XMPP Gateway becomes unresponsive intermittently

SYMPTOMS
Microsoft Office Communications Server 2007 R2 eXtensible Messaging and Presence Protocol (XMPP) Gateway becomes unresponsive intermittently.  
CAUSE
This issue occurs because a NULLReferenceException exception occurs when Office Communications Server 2007 R2 XMPP Gateway tries to process presence data that do not have a To header.
RESOLUTION
To resolve this problem, install the following cumulative update:
2404570 Description of the update for Office Communications Server 2007 R2 XMPP Gateway: November 2010


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

Article ID: 2464049 - Last Review: 01/10/2011 07:37:00 - Revision: 2.0

Microsoft Office Communications Server 2007 R2 XMPP Gateway

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