Symptoms
Assume that you use Microsoft SQL Server 2014 or 2016 Analysis Services (SSAS) in Multidimensional mode. When you run an MDX query that refers to parent-child dimensions, SSAS crashes.
Resolution
This issue is fixed in the following cumulative updates for SQL Server:
Cumulative Update 7 for SQL Server 2016 RTM
Cumulative Update 4 for SQL Server 2016 SP1
Cumulative Update 5 for SQL Server 2014 Service Pack 2
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:
Latest cumulative update for SQL Server 2016
latest cumulative updates for SQL Server 2014
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology Microsoft uses to describe software updates.