Article ID: 2703326 - View products that this article applies to.
Consider the following scenario:
Note This issue does not occur if you manage the chat room as an administrator.
This issue occurs because the Manage Chat Room dialog box in the group chat client assumes that the Lync server sends valid data even though the Lync server returns an error (for example, a 401 error). In this case, the group chat client prompts you to save changes even though you made no changes.
To resolve this issue, install the following update:
(http://support.microsoft.com/kb/2707265/ )Description of the cumulative update for the Lync Server 2010, Group Chat Administration Tool: June 2012
For more information about how to create and manage chat rooms, go to the following Microsoft website:
Creating and managing chat rooms