Symptoms
Assume that you have an indexed view on a table in Microsoft SQL Server 2012 or SQL Server 2014. When you run a query that contains common language runtime (CLR) functions in the WHERE clause against this view, a fatal exception is generated and the session is disconnected.
Note The important requirement for this issue is that the CLR functions must be deterministic.Resolution
The issue was first fixed in the following cumulative update of SQL Server.
Cumulative Update 4 for SQL Server 2014 /en-us/help/2999197
Cumulative Update 2 for SQL Server 2012 SP2 /en-us/help/2983175
Cumulative Update 11 for SQL Server 2012 SP1 /en-us/help/2975396
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:
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.