VirtualBox (XP)COM Server 4.1.14 r77440 win.amd64 (Apr 12 2012 18:10:09) release log
00:00:00.000 main     Log opened 2012-05-12T22:23:15.764325000Z
00:00:00.000 main     OS Product: Windows 7
00:00:00.000 main     OS Release: 6.1.7601
00:00:00.000 main     Executable: C:\Program Files\Oracle\VirtualBox\VBoxSVC.exe
00:00:00.000 main     Process ID: 12284
00:00:00.000 main     Package type: WINDOWS_64BITS_GENERIC
00:00:00.032          usbLibDevCfgDrGet: DeviceIoControl 1 fail winEr (31)
00:00:00.047          usbLibDevCfgDrGet: DeviceIoControl 1 fail winEr (31)
00:00:02.340          usbLibDevStrDrEntryGet: DeviceIoControl 1 fail winEr (995)
00:00:03.058          VDInit finished
00:01:46.206          ERROR [COM]: aRC=VBOX_E_INVALID_VM_STATE (0x80bb0002) aIID={5eaa9319-62fc-4b0a-843c-0cb1940f8a91} aComponent={Machine} aText={Machine is not locked for session (session state: Unlocked)}, preserve=false
00:01:47.532          ERROR [COM]: aRC=VBOX_E_IPRT_ERROR (0x80bb0005) aIID={5eaa9319-62fc-4b0a-843c-0cb1940f8a91} aComponent={SessionMachine} aText={Saved screenshot data is not available (VERR_NOT_SUPPORTED)}, preserve=false