RDP sessions freeze when multiple users try to log off a terminal server at the same time while signed in to Office Communicator 2007 R2
Consider the following scenario:
- Multiple users sign in to a terminal server by using Remote Desktop Protocol (RDP) sessions.
- Some users sign in to Microsoft Office Communicator 2007 R2.
- Some of them try to log off the RDP sessions at the same time.
"Please wait for the System Event Notification Service"
This issue occurs because Office Communicator 2007 R2 uses a legacy Windows API to obtain a Windows logon event notification or a Windows logoff event notification.
To resolve the issue, install the following cumulative update:
2755391 Description of the cumulative update package for Office Communicator 2007 R2: December 2012
For more information about the article, click the following article number to view the article in the Microsoft Knowledge Base:
2709670 "Please wait for the System Event Notification Service" error message when users try to log on or log off a terminal server that is running Lync 2010
Article ID: 2782793 - Last Review: 12/14/2012 06:32:00 - Revision: 1.0
Microsoft Office Communicator 2007 R2
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