Assume that you are using Microsoft SQL Server 2012 Analysis Service (SSAS 2012) or SQL Server 2014 Analysis Service (SSAS 2014) with roles that use cell security expressions. When a cube writeback commit transaction and a processing batch are executed at the same time, the SSAS instance may crash.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 3035737 - Last Review: Oct 19, 2015 - Revision: 1
Microsoft SQL Server 2012 Service Pack 2, Microsoft SQL Server 2014 Service Pack 1, Microsoft SQL Server 2012 Business Intelligence, Microsoft SQL Server 2012 Analysis Services