If you are upgrading Forge 3.x (Appliance 2) to Forge 4 (Appliance 2), the installation/upgrade utility, PlateSpinForgeSetup-4.0.0.1231.exe automatically exports and imports data from your previous installation.
You need to follow the steps as documented for upgrading from Forge 3.1, 3.3, or 3.4 (Appliance 2) to Forge 4.0 (Appliance 2). Those steps are detailed in the Upgrading from Forge 3.1, 3.3, or 3.4 section of the PlateSpin Forge 4.0 Upgrade Guide.
NOTE:The PlateSpinForgeSetup-4.0.0.1231.exe utility is included in the Forge 11 Upgrade Kit, available from PlateSpin Support.
Ensure that you run the utility in the PlateSpin Forge Management VM that you are upgrading.