Article ID: 2686821 - View products that this article applies to.
In a Microsoft Office Communications Server 2007 R2 environment that has instant messaging (IM) integrated with Outlook Web Access (OWA), the OWA functionality does not work periodically. For example, a user encounters the following issues:
This issue occurs because the Unified Communications Managed API 2.0 cannot handle the errors that occur while parsing the container membership data from the server. Therefore, the OWA process restarts periodically.
To resolve this issue, install the following update:
(http://support.microsoft.com/kb/2686823/ )Description of the update for Office Communications Server 2007 R2, Unified Communications Managed API 2.0 Core Redist 64-bit: April 2012
For more information about the ContainerMembership class, visit the following Microsoft website:
General information about the ContainerMembership classFor more information about how to configure OWA and Office Communications Server 2007 R2 integration, visit the following Microsoft website:
How to configure OWA and Office Communications Server 2007 R2 integration