Article ID: 2509502 - View products that this article applies to.
Consider the following scenario:
Microsoft Online Services Sign-in Assistant is not installed. Please install from below links and try again.
To resolve this issue, install the following cumulative update:
(https://support.microsoft.com/kb/2505941/ )Description of the update package for the Windows-based Live Meeting 2007 client: February, 2011
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 2509502 - Last Review: August 12, 2011 - Revision: 2.0