<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div style="RIGHT: auto">The error message is attached. The error occured after I deleted a vm (with all files deleted), then close the gui. VBoxSvc.exe seems to be quiting since there are no vm instances are running.</div>
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<div style="RIGHT: auto">call stack:</div>
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<div style="RIGHT: auto">  <A href="mailto:ntdll.dll!_KiFastSystemCallRet@0">ntdll.dll!_KiFastSystemCallRet@0</A>()  <BR>  <A href="mailto:user32.dll!_NtUserWaitMessage@0">user32.dll!_NtUserWaitMessage@0</A>()  + 0xc bytes <BR>  <A href="mailto:user32.dll!_DialogBox2@16">user32.dll!_DialogBox2@16</A>()  + 0x19e bytes <BR>  <A href="mailto:user32.dll!_InternalDialogBox@24">user32.dll!_InternalDialogBox@24</A>()  + 0xb6 bytes <BR>  <A href="mailto:user32.dll!_SoftModalMessageBox@4">user32.dll!_SoftModalMessageBox@4</A>()  + 0x69d bytes <BR>  <A href="mailto:user32.dll!_MessageBoxWorker@4">user32.dll!_MessageBoxWorker@4</A>()  + 0x2c7 bytes <BR>  <A href="mailto:user32.dll!_MessageBoxTimeoutW@24">user32.dll!_MessageBoxTimeoutW@24</A>()  + 0x7f bytes <BR>  <A
 href="mailto:user32.dll!_MessageBoxTimeoutA@24">user32.dll!_MessageBoxTimeoutA@24</A>()  + 0xa1 bytes <BR>  <A href="mailto:user32.dll!_MessageBoxExA@20">user32.dll!_MessageBoxExA@20</A>()  + 0x1b bytes <BR>  <A href="mailto:user32.dll!_MessageBoxA@16">user32.dll!_MessageBoxA@16</A>()  + 0x45 bytes <BR>> msvcr80.dll!__crtMessageBoxA(const char * lpText=0x732d3808, const char * lpCaption=0x732a4898, unsigned int uType=0x00012010)  Line 168 + 0xe bytes C<BR>  msvcr80.dll!_NMSG_WRITE(int rterrnum=0x00000019)  Line 242 + 0x10 bytes C<BR>  msvcr80.dll!_purecall()  Line 56 C<BR>  VBoxSVC.exe!util::AutoWriteLockBase::callLockImpl(util::LockHandle & l={...})  Line 544 C++<BR>  VBoxSVC.exe!util::AutoLockBase::callLockOnAllHandles()  Line 387 + 0xb
 bytes C++<BR>  VBoxSVC.exe!util::AutoLockBase::acquire()  Line 460 C++<BR>  VBoxSVC.exe!VirtualBoxBase::addCaller(VirtualBoxBase::State * aState=0x0012d954, bool aLimited=false)  Line 171 C++<BR>  VBoxSVC.exe!VirtualBox::unregisterMachineMedia(const com::Guid & uuidMachine={...})  Line 3750 + 0x1f bytes C++<BR>  VBoxSVC.exe!Machine::uninit()  Line 805 C++<BR>  VBoxSVC.exe!Machine::FinalRelease()  Line 249 C++<BR>  VBoxSVC.exe!ATL::CComObjectNoLock<Machine>::~CComObjectNoLock<Machine>()  Line 2798 C++<BR>  VBoxSVC.exe!ATL::CComObjectNoLock<Machine>::`scalar deleting destructor'()  + 0xb bytes C++<BR>  VBoxSVC.exe!ATL::CComObjectNoLock<Machine>::Release()  Line 2808 C++<BR>  ole32.dll!CStdIdentity::ReleaseCtrlUnk()  + 0x51
 bytes <BR>  ole32.dll!CStdMarshal::Disconnect()  - 0x493f bytes <BR>  ole32.dll!DisconnectSwitch()  + 0x16 bytes <BR>  ole32.dll!CStdMarshal::DisconnectAndRelease()  + 0x2e bytes <BR>  ole32.dll!COIDTable::ThreadCleanup()  - 0x27cab bytes <BR>  ole32.dll!FinishShutdown()  + 0x40 bytes <BR>  ole32.dll!NAUninitialize()  + 0x1c bytes <BR>  ole32.dll!ApartmentUninitialize()  - 0x13cfd bytes <BR>  ole32.dll!wCoUninitialize()  - 0x13a04 bytes <BR>  <A href="mailto:ole32.dll!_CoUninitialize@0">ole32.dll!_CoUninitialize@0</A>()  + 0x1b1 bytes <BR>  VBoxSVC.exe!com::Shutdown()  Line 576 C++<BR>  VBoxSVC.exe!WinMain(HINSTANCE__ * hInstance=0x00400000, HINSTANCE__ * __formal=0x00000000, HINSTANCE__ * __formal=0x00000000, HINSTANCE__ *
 __formal=0x00000000)  Line 407 C++<BR>  VBoxSVC.exe!__tmainCRTStartup()  Line 589 + 0x1d bytes C<BR>  <A href="mailto:kernel32.dll!@BaseThreadInitThunk@12">kernel32.dll!@BaseThreadInitThunk@12</A>()  + 0x12 bytes <BR>  <A href="mailto:ntdll.dll!___RtlUserThreadStart@8">ntdll.dll!___RtlUserThreadStart@8</A>()  + 0x27 bytes <BR>  <A style="RIGHT: auto" href="mailto:ntdll.dll!__RtlUserThreadStart@8">ntdll.dll!__RtlUserThreadStart@8</A>()  + 0x1b bytes <BR></div></div></body></html>