Symptoms
You open a SQL Server 2016 Reporting Services mobile report that contains a shared dataset. If the report takes more than 100 seconds to finish rendering, you may receive an error message that resembles the following:
Additionally, an error that resembles the following is logged in the WebHost log file:
Resolution
This fix is included in Cumulative Update 2 for SQL Server 2016 Service Pack 1.
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 that Microsoft uses to describe software updates.