id summary reporter owner description type status component version resolution keywords cc guest host 12399 VBOX_E_OBJECT_NOT_FOUND error attaching a vhdx on a new VM mdapri "Hello, I have a disk created using Windows 8 Hyper V, with Windows server 2012 installed as a guest os. To use the disk I have created via the wizard a new VM with type and version Windows 2012 64 bit, gave it 10GB memory, and told to use an existing hard drive. Selecting the VHDX file and giving the OK, the error occurs ----------------------------------- Failed to open the hard disk file F:\VM SP2013\SP2013-Baseline\Virtual Hard Disks\SP2013-Baseline.vhdx. Could not open the medium 'F:\VM SP2013\SP2013-Baseline\Virtual Hard Disks\SP2013-Baseline.vhdx'. VD: error VERR_NOT_SUPPORTED opening image file 'F:\VM SP2013\SP2013-Baseline\Virtual Hard Disks\SP2013-Baseline.vhdx' (VERR_NOT_SUPPORTED). Result Code: E_FAIL (0x80004005) Component: Medium Interface: IMedium {05f2bbb6-a3a6-4fb9-9b49-6d0dda7142ac} Callee: IVirtualBox {fafa4e17-1ee2-4905-a10e-fe7c18bf5554} Callee RC: VBOX_E_OBJECT_NOT_FOUND (0x80BB0001) ----------------------------- a similar problem seemed to be fixed with version of VBox 4.2.14. below the VBoxSVC.log file content --------------------------------- VirtualBox COM Server 4.3.2 r90405 win.amd64 (Nov 1 2013 15:06:10) release log 00:00:00.000000 main Log opened 2013-11-27T15:49:00.247703100Z 00:00:00.000000 main Build Type: release 00:00:00.000000 main OS Product: Windows 8 00:00:00.000000 main OS Release: 6.2.9200 00:00:00.000000 main OS Service Pack: 00:00:00.015624 main DMI Product Name: Latitude E6430 00:00:00.015624 main DMI Product Version: 01 00:00:00.015624 main Host RAM: 16286MB total, 13891MB available 00:00:00.015624 main Executable: C:\Program Files\Oracle\VirtualBox\VBoxSVC.exe 00:00:00.015624 main Process ID: 824 00:00:00.015624 main Package type: WINDOWS_64BITS_GENERIC 00:00:00.015624 Loading settings file ""C:\Users\mm.ddd/.VirtualBox\VirtualBox.xml"" with version ""1.12-windows"" 00:00:00.031250 usbLibDevStrDrEntryGet: DeviceIoControl 1 fail winEr (31) 00:00:00.031250 usbLibDevStrDrEntryGet: DeviceIoControl 1 fail winEr (31) 00:00:00.291372 VDInit finished 00:02:17.064869 ERROR [COM]: aRC=E_FAIL (0x80004005) aIID={05f2bbb6-a3a6-4fb9-9b49-6d0dda7142ac} aComponent={Medium} aText={Could not open the medium 'F:\VM SP2013\SP2013-Baseline\Virtual Hard Disks\SP2013-Baseline.vhdx'. 00:02:17.064869 VD: error VERR_NOT_SUPPORTED opening image file 'F:\VM SP2013\SP2013-Baseline\Virtual Hard Disks\SP2013-Baseline.vhdx' (VERR_NOT_SUPPORTED)}, preserve=false -------------------------------- Regards, Maurizio " defect closed virtual disk VirtualBox 4.3.2 duplicate vhdx Windows Windows