SAP BW Connection Failure Error 38348CCE After Installing Windows Patch

Issue

Tableau Desktop and Tableau Server cannot connect to SAP BW after applying a Windows patch KB5028166, KB5028169

The connection to the data source might have been lost.

Error Code: 38348CCE

The connection to sapbw had a fatal error and was disconnected.
ExternalProtocol:PipMessageSource:ReadBytes: Communication with the Tableau Server Protocol Server process was lost. Tableau Protocol Server process might be terminated, possibly due to system resource constraints or another external source.

Environment

Tableau Desktop
Tableau Server
SAP NetWeaver Business Warehouse

Resolution

Contact Microsoft and SAP BW for guidance on any updates to this patch. See SAP Knowledgebase article for more info.

As a potential workaround, uninstall the KB5028166 and/or KB5028169 Windows Security update.