KB4589350 - FIX: MERGE statement fails with Access Violation at BTreeRow::DisableAccessReleaseOnWait in SQL Server

Applies To
SQL Server 2016 SQL Server 2017 on Windows SQL Server 2019 on Windows

Symptoms

When you run a query by using the MERGE statement in Microsoft SQL Server, you notice that the MERGE statement fails and returns an access violation error at BTreeRow::DisableAccessReleaseOnWait.

Status

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

Resolution

This problem is fixed in the following cumulative updates for SQL Server:

About cumulative updates for SQL Server

Each new cumulative update for SQL Server contains all the hotfixes and security fixes that were in the previous build. We recommend that you install the latest build for your version of SQL Server:

References

Learn about the terminology  that Microsoft uses to describe software updates.