A new update is available for SAS Data Integration Studio , version 9.4_M3 :
The SAS® Data Integration Studio SCD Type 2 Loader transformation generates errors when loading data into an external DBMS
Connections between work tables and database libraries are incorrectly removed when these objects are included in metadata import processing
Note: A comprehensive list of all SAS hot fixes is available from support.sas.com. You can use the SAS Hot Fix Analysis, Download, and Deployment (SASHFADD) tool to manage your SAS hot fixes.