FIX: The transaction isolation level is reset incorrectly when the SQL Server connection is released in SQL Server 2014

Applies to: SQL Server 2014 DeveloperSQL Server 2014 EnterpriseSQL Server 2014 Enterprise Core More

Symptoms


Assume that you use the TransactionScope class in Microsoft SQL Server 2014 client-side source code, and you do not explicitly open the SQL Server connection in a transaction. When the SQL Server connection is released, the transaction isolation level is reset incorrectly.

Resolution


The issue was fixed in the following cumulative updates for SQL Server:

      Cumulative Update 1 for SQL Server 2014 SP1

      Cumulative Update 6 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.