Symptoms
Assume that you use Microsoft SQL Server 2012 Reporting Services (SSRS 2012). After the security update for SQL Server 2012 SP4 GDR (KB 4057116) is installed automatically through Windows Server Update Services (WSUS), you cannot open Report Builder.
Resolution
Hotfix information
Hotfix for SQL Server 2012 SP4
A supported update is available. We recommend that all customers apply this update.
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 terminologythat Microsoft uses to describe software updates.
