Article ID: 2653952 - View products that this article applies to.
Consider the following scenario:
Unable to get eligible principals: Operation failure
This issue occurs because of a time-out error that occurs when Group Chat Administrator Tool performs a LDAP search across the LDAP database within the DL. The time-out value for a search is 15 seconds.
To resolve this issue, install the following cumulative update:
(http://support.microsoft.com/kb/2647088/ )Description of the cumulative update for the Office Communications Server 2007 R2 Group Chat Administration Tool: January, 2012
After the update is installed, the time-out value for searches is set to 120 seconds.
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