FIX: Access violation occurs when you enable TF 3924 to clean orphaned DTC transactions in SQL Server 2016

Applies to: SQL Server 2016 Service Pack 2SQL Server 2016 DeveloperSQL Server 2016 Enterprise


Assume that you use Microsoft SQL Server 2016. When the Trace Flag (TF) 3924 is enabled to clean the orphaned Distributed Transaction Coordinator (DTC) transactions in sqlmin!XactMgr::CleanOrphanedXacts, then an Access violation (AV) occurs.

Note A new fix is available in the following KB 4519668 to fix the Access Violation issue. Please apply the latest fix available in KB 4519668 to address this issue rather than the fix available in this KB 4511816.


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


This issue is fixed in the following cumulative update for SQL Server:

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