If everything worked, you should see a message saying “UUID change to: …” and then the VirtualBox should work. VBOXMANAGE.EXE internalcommands sethduuid “pathtovhdfile” Select the Bidirectional item in the Shared Clipboard drop. Then click the Advanced tab in the General settings window. Then click the Settings menu item in the popup list. Right-click the virtual machine in VirtualBox. Now type in the following command ( or copy/paste using right click): Enable Copy & Paste ( Share Clipboard ), Drag & Drop Between Oracle VirtualBox Virtual Machine And Host Machine Steps. If you put it in the default the command is this: Now change the cmd prompt’s directory to the folder you installed VirtualBox in. In both Windows 8 and Windows 7, it can be found by typing “cmd” into the Start Menu search box. To fix this, you’ll need to run some text commands. Oracle has a chapter in the VirtualBox manual that covers UUID problems, which may reveal how to fix this. “Failed to open the hard disk E:\VirtualBox VMs\Windows 8 \Windows 8 Enterprise2.vhd.Ĭannot register the hard disk ‘E:\VirtualBox VMs\Windows 8 \Windows 8 Enterprise2.vhd’