This issue occurs when you use Microsoft Lync Server 2013 replication service to send configuration data to specified computers by running the Invoke-CsManagementStoreReplication cmdlet in PowerShell. When this issue occurs, many Lync Server 2013-related services may be affected. Additionally, you may receive the following event or similar:
To resolve this issue, install the February 2015 cumulative update for Lync Server 2013 core components.
This issue occurs because an internal SQL script business logic error triggers SQL deadlock.