MAMEWorld Forums - EmuChat - What happened here?

Code:
C:\Mame>mame shdancer

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Exception at EIP=4FE1F5E0 (__tcf_1+0x4d39e830): ACCESS VIOLATION
While attempting to read memory at 00000008
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EAX=00000000 EBX=00000010 ECX=00000008 EDX=0781DF20
ESI=00324B00 EDI=002AF0A0 EBP=0023E2A8 ESP=0023E294
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Stack crawl:
  0023E2A8: 4FE1F5E0 (DebugSetLevel+0x245b0)
  0023E31C: 4FE59DE0 (Direct3DShaderValidatorCreate9+0x2a430)
  0023E338: 4FE76B24 (Direct3DShaderValidatorCreate9+0x47174)
  0023E378: 4FE587C7 (Direct3DShaderValidatorCreate9+0x28e17)
  0023E398: 01CF5D79 (d3d_device_draw_primitive(_d3d_device*, _D3DPRIMITIVETYPE,
 unsigned int, unsigned int)+0x0029)
  0023E3D8: 01CC1CB3 (primitive_flush_pending(_d3d_info*)+0x0593)
  0023E528: 01CC7479 (drawd3d_window_draw(win_window_info*, HDC__*, int)+0x08d9)

  0023E568: 01CA2FA5 (draw_video_contents(win_window_info*, HDC__*, int)+0x0055)

  0023E618: 01CA5277 (winwindow_video_window_proc(HWND__*, unsigned int, unsigne
d int, long)@16+0x0407)
  0023E644: 7E418734 (GetDC+0x006d)
  0023E6AC: 7E418816 (GetDC+0x014f)
  0023E6DC: 7E42A013 (IsWindowUnicode+0x00a1)
  0023E6FC: 7E42A998 (CallWindowProcA+0x001b)
  0023E724: 4FDF6407 (CheckFullscreen+0x0657)
  0023E750: 7E418734 (GetDC+0x006d)
  0023E7B8: 7E418816 (GetDC+0x014f)
  0023E7E8: 7E42A013 (IsWindowUnicode+0x00a1)
  0023E808: 7E42A039 (CallWindowProcW+0x001b)
  0023E824: 7229601D (__tcf_1+0x6f81526d)
  0023E858: 72296343 (__tcf_1+0x6f815593)
  0023E87C: 722963B2 (__tcf_1+0x6f815602)
  0023E8A0: 7228FF09 (DirectInputCreateEx+0x4d7b)
  0023E8D4: 72296343 (__tcf_1+0x6f815593)
  0023E90C: 72296422 (__tcf_1+0x6f815672)
  0023E938: 7E418734 (GetDC+0x006d)
  0023E9A0: 7E418816 (GetDC+0x014f)
  0023E9F4: 7E428EA0 (DefWindowProcW+0x0180)
  0023EA1C: 7E428EEC (DefWindowProcW+0x01cc)
  0023EA88: 7C90E473 (KiUserCallbackDispatcher+0x0013)
  0023EA98: 7E418A10 (DispatchMessageW+0x000f)
  0023EAF8: 01CA492B (winwindow_process_events(running_machine&, int)+0x00fb)
  0023EB18: 01CA1C53 (windows_osd_interface::update(bool)+0x0043)
  0023EB78: 025A8DD1 (video_manager::frame_update(bool)+0x0161)
  0023EC78: 022964CB (screen_device::vblank_begin_callback()+0x064b)
  0023ECC8: 023628E4 (device_scheduler::execute_timers()+0x0154)
  0023ED58: 02362BAD (device_scheduler::timeslice()+0x002d)
  0023EE08: 0235CFC0 (running_machine::run(bool)+0x03c0)
  0023F768: 023799C9 (mame_execute(emu_options&, osd_interface&)+0x01e9)
  0023FB38: 02569A08 (cli_frontend::execute(int, char**)+0x09a8)
  0023FEB8: 01C9F6C1 (utf8_main(int, char**)+0x01c1)
  0023FEF8: 0279285E (wmain+0x006e)
  0023FFC0: 00401422 (__tmainCRTStartup+0x0292)
  0023FFF0: 7C817077 (RegisterWaitForInputIdle+0x0049)

C:\Mame>
What it has after the 'C:\Mame>mame shdancer' is where I hit escape because there was no picture (just a black screen) and the sound was very slow and choppy. It would only sound normal if I hit Alt+Tab, but, of course, I couldn't do anything.
LEVEL-4