4. checked all the IP and enable server is selected.
5. Launch the VirtualBox application using your preferred method for launching apps. 2. From the Machine menu option, click Add . . . 3. Navigate to the folder you created when unpacking the exercise system and select the VirtualBox file (*.vbox) and click Open. Your virtual machine appears in the left pane of the Oracle VM VirtualBox Manager. 4. Start the exercise system by selecting it in the left pane and from the menu click the green Start arrow (normal start).
6.Received error below
Failed to open a session for the virtual machine Pega Marketing Enablement 7.13 ML9.
The virtual machine 'Pega Marketing Enablement 7.13 ML9' has terminated unexpectedly during startup with exit code 1 (0x1). More details may be available in 'E:\PEGA DSM\marketing_713ml9_pvs_20151201\Pega Marketing Enablement 7.13 ML9\Logs\VBoxHardening.log'.