Assumethat you use Distributed Transaction Coordinator (DTC) transactions in SQL Server 2019 with Tempdb Memory-OptimizedMetadata mode enabled. In some scenarios, DTC transactions involving tempdbmetadata-related operations could fail internally, with an error related totransactions on memory-optimized tables not being supported in DTC scenarios.However, since DTC transactions are actually supported with memory-optimizedtempdb system tables, this update fixes the issue by avoiding raising the errormessage.
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:
About cumulative updates for SQL Server:
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server: