FIX: Access violation when you run a query that uses the XML data type in SQL Server 2014, 2016 and 2017

Applies to: Microsoft SQL Server 2014 Service Pack 2SQL Server 2014 DeveloperSQL Server 2014 Enterprise

Symptoms


Assume that you create a query that references to the Extended Markup Language (XML) data type in Microsoft SQL Server 2014, 2016 and 2017. When you run the query across multiple threads, the query may fail. Additionally, an access violation error occurs in the SQL Server error log.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References


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