Lync/SfB Server: Event 41026, LS Data MCU after May 2017 .NET Framework update

Recently we notice that Lync Server 2010/2013 and Skype for Business Server 2015 Front Ends were generating the Events 41025 and immediately after the Event 41026: Log Name: Lync Server Source: LS Data MCU Date: 5/23/2017 5:31:45 PM Event ID: 41025 Task Category: (1018) Level: Information Keywords: Classic User: N/A Computer: Description: Connection to… Read more