This cumulative update improves the reliability, stability, and performance of Lync 2010 & Lync Server 2010.   Lync 2010 Hotfix KB 2953593 (64 bit) http://www.microsoft.com/en-us/download/details.aspx?id=14490 Lync 2010 Hotfix KB 2953593 (32 bit) http://www.microsoft.com/en-us/download/details.aspx?id=25055   Lync Server 2010 Hotfix KB 2493736 … [Read more...]

Lync Server 2010 Hotfix KB 2493736 http://www.microsoft.com/en-us/download/details.aspx?id=11551 This cumulative update improves the reliability, stability, and performance of Lync Server 2010   Lync 2010 Hotfix KB 2912208 (32 bit) http://www.microsoft.com/en-us/download/details.aspx?id=25055 Lync 2010 Hotfix KB 2912208 (64 bit) … [Read more...]

The Lync client mysteriously prompts for Network Credentials, this had never happened and Proxy Server exceptions had been configured for all required URLs that Lync uses to connect to the Lync Server and Exchange Server. After some investigation the popup only appears on Lync 2010 clients that have been updated to the latest cumulative update. Lync Version 4.0.7577.4384 … [Read more...]

During installation of the first Lync Server in a greenfield environment we ran into the following issue. The Local Installer was failing with a rather strange Error Message : “AccountDomainAdminsSid" does not correspond to a unique object in Active Directory.  If you read that correctly it looks like the SID of DomainAdmins Group in AD is not unique, that is … [Read more...]