Symptoms
Assume that you use Microsoft SQL Server Analysis Services (SSAS) Tabular model. When you run a query by using SQL Dialect against the SSAS Tabular model, you notice that SQL Dialect stops responding intermittently and generates an "Unexpected Exception" error.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Resolution
This issue is fixed in the following cumulative update for SQL Server:
About cumulative updates for SQL Server:
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:
References
Learn about the terminology that Microsoft uses to describe software updates.