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UCMAPI 3.0-based Lync Server 2010 components crash when a client that can send invalid culture information joins a conference

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Symptoms

Assume that a client that can send invalid culture information joins a conference. For example, a Damaka XAVY client joins the conference. In this situation, the Microsoft Unified Communications Managed API 3.0 (UCMAPI 3.0)-based Microsoft Lync Server 2010 components, such as the Conferencing Announcement Service and the Conferencing Auto Application, crash. Additionally, the following event is logged in the Application log.


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Cause

This issue occurs because the client sends the invalid culture string "en_US." Then, the UCMAPI 3.0-based Lync Server 2010 components do not handle the invalid culture information correctly.

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Resolution

To resolve the issue, install the following cumulative update:
2793341 Description of the cumulative update for Lync Server 2010, Unified Communications Managed API 3.0 Runtime: March 2013

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More Information

For more information about the RegionInfo Constructor (String), go to the following Microsoft website:

General information about the RegionInfo Constructor (String)

For more information about Damaka, go to the following website:

General information about Damaka
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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Keywords: kbqfe, kbfix, kbsurveynew, kbexpertiseinter, kb

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Article Info
Article ID : 2772396
Revision : 1
Created on : 1/7/2017
Published on : 3/14/2013
Exists online : False
Views : 309