3.2 Deleting Base Reference Date To delete the base reference date details: Login to STSA.The Workspace Summary page is displayed. In the Workspace Summary, Sandbox tab, launch the required workspace. Click the Context Menu representing the user name and then click Configuration Manager. Click Configure in the Base Reference Execution ID tile.The Base Reference Date Summary page is displayed. Select the Reference Execution ID you want to delete. Click Delete to delete the Reference Execution ID Note: If the pmf or rrf process names are included in the project, they will not be removed from the Base Reference Date Summary.