josh@josh-desktop:~$ VBoxManage createvm --name Test --register VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Virtual machine 'Test' is created and registered. UUID: 011efa10-9955-49db-b6f0-39a259463943 Settings file: '/home/josh/.VirtualBox/Machines/Test/Test.xml' josh@josh-desktop:~$ VBoxManage createhd --filename test.vdi --size 8000 VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% Disk image created. UUID: 006b16b1-6000-4304-99e9-a65f3d068eeb josh@josh-desktop:~$ VBoxManage modifyvm Test -hda test.vdi VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage showvminfo Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Name: Test Guest OS: Other/Unknown UUID: 011efa10-9955-49db-b6f0-39a259463943 Config file: /home/josh/.VirtualBox/Machines/Test/Test.xml Memory size: 128MB VRAM size: 8MB Boot menu mode: message and menu ACPI: on IOAPIC: off PAE: off Time offset: 0 ms Hardw. virt.ext: off Nested Paging: off VT-x VPID: off State: powered off (since 2009-04-09T12:25:41.755000000) Monitor count: 1 3D Acceleration: off Floppy: empty IDE Controller: PIIX4 Primary master: /home/josh/.VirtualBox/HardDisks/test.vdi (UUID: 006b16b1-6000-4304-99e9-a65f3d068eeb) DVD: empty NIC 1: disabled NIC 2: disabled NIC 3: disabled NIC 4: disabled NIC 5: disabled NIC 6: disabled NIC 7: disabled NIC 8: disabled UART 1: disabled UART 2: disabled Audio: disabled (Driver: Unknown, Controller: Unknown) Clipboard Mode: Bidirectional Shared folders: Guest: Statistics update: disabled josh@josh-desktop:~$ VBoxManage startvm Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Waiting for the remote session to open... Remote session has been successfully opened. josh@josh-desktop:~$ VBoxManage modifyvm Test -hda none VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage modifyhd test.vdi --type immutable VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage modifyvm Test -hda test.vdi VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage startvm Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Waiting for the remote session to open... Remote session has been successfully opened. josh@josh-desktop:~$ VBoxManage showvminfo Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Name: Test Guest OS: Other/Unknown UUID: 011efa10-9955-49db-b6f0-39a259463943 Config file: /home/josh/.VirtualBox/Machines/Test/Test.xml Memory size: 128MB VRAM size: 8MB Boot menu mode: message and menu ACPI: on IOAPIC: off PAE: off Time offset: 0 ms Hardw. virt.ext: off Nested Paging: off VT-x VPID: off State: powered off (since 2009-04-09T12:29:51.312000000) Monitor count: 1 3D Acceleration: off Floppy: empty IDE Controller: PIIX4 Primary master: /home/josh/.VirtualBox/Machines/Test/Snapshots/{b7fd1991-ee46-42b5-9d44-14c2d14e80f6}.vdi (UUID: b7fd1991-ee46-42b5-9d44-14c2d14e80f6) DVD: empty NIC 1: disabled NIC 2: disabled NIC 3: disabled NIC 4: disabled NIC 5: disabled NIC 6: disabled NIC 7: disabled NIC 8: disabled UART 1: disabled UART 2: disabled Audio: disabled (Driver: Unknown, Controller: Unknown) Clipboard Mode: Bidirectional Shared folders: Guest: Statistics update: disabled josh@josh-desktop:~$ VBoxManage modifyvm Test -hda none VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage closemedium disk test.vdi VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. ERROR: Hard disk '' has 23243648 child hard disks Details: code NS_ERROR_FAILURE (0x80004005), component HardDisk, interface IHardDisk, callee nsISupports Context: "Close()" at line 1429 of file VBoxManageDisk.cpp josh@josh-desktop:~$ VBoxManage modifyhd test.vdi --type normal VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage modifyvm Test -hda test.vdi VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage showvminfo Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Name: Test Guest OS: Other/Unknown UUID: 011efa10-9955-49db-b6f0-39a259463943 Config file: /home/josh/.VirtualBox/Machines/Test/Test.xml Memory size: 128MB VRAM size: 8MB Boot menu mode: message and menu ACPI: on IOAPIC: off PAE: off Time offset: 0 ms Hardw. virt.ext: off Nested Paging: off VT-x VPID: off State: powered off (since 2009-04-09T12:30:19.299000000) Monitor count: 1 3D Acceleration: off Floppy: empty IDE Controller: PIIX4 Primary master: /home/josh/.VirtualBox/Machines/Test/Snapshots/{7f54f228-230e-4218-a657-a42b9bc61883}.vdi (UUID: 7f54f228-230e-4218-a657-a42b9bc61883) DVD: empty NIC 1: disabled NIC 2: disabled NIC 3: disabled NIC 4: disabled NIC 5: disabled NIC 6: disabled NIC 7: disabled NIC 8: disabled UART 1: disabled UART 2: disabled Audio: disabled (Driver: Unknown, Controller: Unknown) Clipboard Mode: Bidirectional Shared folders: Guest: Statistics update: disabled josh@josh-desktop:~$ VBoxManage startvm Test VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. Waiting for the remote session to open... Remote session has been successfully opened. josh@josh-desktop:~$ VBoxManage modifyvm Test -hda none VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. josh@josh-desktop:~$ VBoxManage closemedium disk test.vdi VirtualBox Command Line Management Interface Version 2.2.0_OSE (C) 2005-2009 Sun Microsystems, Inc. All rights reserved. ERROR: Hard disk '' has 23243648 child hard disks Details: code NS_ERROR_FAILURE (0x80004005), component HardDisk, interface IHardDisk, callee nsISupports Context: "Close()" at line 1429 of file VBoxManageDisk.cpp josh@josh-desktop:~$