Update 12/27/14 - Added additional information on the change to Lync Web App. Update 12/17/14 - Added link to KB article. After applying the Lync Server 2013 December 2014 Cumulative Update, if a user using Google Chrome tries to use the Lync Web App...

I had a customer question the other day that I hadn't seen before. The issue was that people were noticing that every time when they initiated an IM conversation to a specific user, they would get the following in the IM window: Context not supported...

I ran into this issue at a customer recently. The Lync Server 2013 Deployment Wizard would throw an error while trying to install SQL Server 2012 Express: Checking prerequisite SqlInstanceRtc...installing...failure code -2067922934 Prerequisite installation...

If you've migrated to Lync Server from a previous version of OCS, you may have noticed that you might have an additional simple URL configured. You can see this in the Lync Server Control Panel under Topology > Simple URL: Note : You may need...

You may encounter an issue while trying to install the August 2014 Cumulative Update for Microsoft Lync Server 2013 on a computer with just the Lync Server Core Components and/or Lync Server Administration Tools installed. In the screenshot below, you...