Ok...same problem.  Can be playing fine with no problems for 10 minutes to an hour.....then an error message (sometimes) "AH has encountered an error...." and a black screen and computer shuts down and reboots.  Any ideas??
Time of this report: 10/7/2006, 10:33:49
       Machine name: ACER
   Operating System: Windows XP Home Edition (5.1, Build 2600) Service Pack 2 (2600.xpsp_sp2_gdr.050301-1519)
           Language: English (Regional Setting: English)
System Manufacturer: Acer
       System Model: Aspire G600P
               BIOS: Phoenix - AwardBIOS v6.00PG
          Processor: Intel(R) Pentium(R) 4 CPU 2.66GHz
             Memory: 512MB RAM
          Page File: 240MB used, 1394MB available
        Windows Dir: C:\WINDOWS
    DirectX Version: DirectX 9.0c (4.09.0000.0904)
DX Setup Parameters: Not found
     DxDiag Version: 5.03.2600.2180 32bit Unicode
------------
DxDiag Notes
------------
  DirectX Files Tab: No problems found.
      Display Tab 1: No problems found.
        Sound Tab 1: No problems found.
          Music Tab: No problems found.
          Input Tab: No problems found.
        Network Tab: No problems found.
--------------------
DirectX Debug Levels
--------------------
Direct3D:    0/4 (n/a)
DirectDraw:  0/4 (retail)
DirectInput: 0/5 (n/a)
DirectMusic: 0/5 (n/a)
DirectPlay:  0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow:  0/6 (retail)
---------------
Display Devices
---------------
        Card name: RADEON 9550
     Manufacturer: ATI Technologies Inc.
        Chip type: ATI display adapter AGP (0x4153)
         DAC type: Internal DAC(400MHz)
       Device Key: Enum\PCI\VEN_1002&DEV_4153&SUBSYS_41531FD3&REV_00
   Display Memory: 256.0 MB
     Current Mode: 1024 x 768 (32 bit) (60Hz)
          Monitor: Plug and Play Monitor
  Monitor Max Res: 1600,1200
      Driver Name: ati2dvag.dll
   Driver Version: 6.14.0010.6601 (English)
      DDI Version: 9 (or higher)
Driver Attributes: Final Retail
 Driver Date/Size: 2/22/2006 11:46:46, 256512 bytes
      WHQL Logo'd: Yes
  WHQL Date Stamp: n/a
              VDD: n/a
         Mini VDD: ati2mtag.sys
    Mini VDD Date: 2/22/2006 11:46:26, 1505792 bytes
Device Identifier: {D7B71EE2-0213-11CF-AA65-5961A1C2CB35}
        Vendor ID: 0x1002
        Device ID: 0x4153
        SubSys ID: 0x41531FD3
      Revision ID: 0x0000
      Revision ID: 0x0000
      Video Accel: ModeMPEG2_C ModeMPEG2_D ModeWMV8_B ModeWMV8_A ModeWMV9_B ModeWMV9_A 
 Deinterlace Caps: {6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(YUY2,YUY2) Frames(Prev/Fwd/Back)=(0,0,1) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive 
                   {335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(YUY2,YUY2) Frames(Prev/Fwd/Back)=(0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_BOBVerticalSt retch 
                   {3C5323C1-6FB7-44F5-9081-056BF2EE449D}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,2) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive 
                   {552C0DAD-CCBC-420B-83C8-74943CF9F1A6}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,2) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive 
                   {6E8329FF-B642-418B-BCF0-BCB6591E255F}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,1) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive 
                   {335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)=(NV12,0x3231564e) Frames(Prev/Fwd/Back)=(0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_BOBVerticalSt retch 
         Registry: OK
     DDraw Status: Enabled
       D3D Status: Enabled
       AGP Status: Enabled
DDraw Test Result: Not run
 D3D7 Test Result: Not run
 D3D8 Test Result: Not run
 D3D9 Test Result: Not run
-------------
Sound Devices
-------------
            Description: Avance AC97 Audio
 Default Sound Playback: Yes
 Default Voice Playback: Yes
            Hardware ID: PCI\VEN_1039&DEV_7012&SUBSYS_00181025&REV_A0
        Manufacturer ID: 1
             Product ID: 100
                   Type: WDM
            Driver Name: ALCXWDM.SYS
         Driver Version: 5.10.0000.3940 (English)
      Driver Attributes: Final Retail
            WHQL Logo'd: Yes
          Date and Size: 7/24/2002 03:17:10, 659356 bytes
            Other Files: 
        Driver Provider: Avance Logic, Inc.
         HW Accel Level: Basic
              Cap Flags: 0xB5B
    Min/Max Sample Rate: 8000, 48000
Static/Strm HW Mix Bufs: 0, 0
 Static/Strm HW 3D Bufs: 0, 0
              HW Memory: 0
       Voice Management: No
 EAX(tm) 2.0 Listen/Src: No, No
   I3DL2(tm) Listen/Src: No, No
Sensaura(tm) ZoomFX(tm): No
               Registry: OK
      Sound Test Result: Not run
---------------------
Sound Capture Devices
---------------------
            Description: Avance AC97 Audio
  Default Sound Capture: Yes
  Default Voice Capture: Yes
            Driver Name: ALCXWDM.SYS
         Driver Version: 5.10.0000.3940 (English)
      Driver Attributes: Final Retail
          Date and Size: 7/24/2002 03:17:10, 659356 bytes
              Cap Flags: 0x41
           Format Flags: 0xFFF
-----------
DirectMusic
-----------
        DLS Path: C:\WINDOWS\SYSTEM32\drivers\GM.DLS
     DLS Version: 1.00.0016.0002
    Acceleration: n/a
           Ports: Microsoft Synthesizer, Software (Not Kernel Mode), Output, DLS, Internal, Default Port
                  MPU-401, Hardware (Kernel Mode), Input, No DLS, External
                  MPU-401, Hardware (Kernel Mode), Output, No DLS, External
                  Avance AC97 Audio, Software (Kernel Mode), Output, DLS, Internal
                  Microsoft MIDI Mapper [Emulated], Hardware (Not Kernel Mode), Output, No DLS, Internal
                  Microsoft GS Wavetable SW Synth [Emulated], Hardware (Not Kernel Mode), Output, No DLS, Internal
                  MPU-401 [Emulated], Hardware (Not Kernel Mode), Output, No DLS, External
                  MPU-401 [Emulated], Hardware (Not Kernel Mode), Input, No DLS, External
        Registry: OK
     Test Result: Not run
-------------------
DirectInput Devices
-------------------
      Device Name: Mouse
         Attached: 1
    Controller ID: n/a
Vendor/Product ID: n/a
        FF Driver: n/a
      Device Name: Keyboard
         Attached: 1
    Controller ID: n/a
Vendor/Product ID: n/a
        FF Driver: n/a
      Device Name: Microsoft SideWinder Precision Pro
         Attached: 1
    Controller ID: 0x0
Vendor/Product ID: 0x045E, 0x0017
        FF Driver: n/a
      Device Name: Logitech Cordless Dual USB Mouse & iTouch Keys
         Attached: 1
    Controller ID: 0x0
Vendor/Product ID: 0x046D, 0xC502
        FF Driver: n/a
      Device Name: Logitech Cordless Dual USB Mouse & iTouch Keys
         Attached: 1
    Controller ID: 0x0
Vendor/Product ID: 0x046D, 0xC502
        FF Driver: n/a
Poll w/ Interrupt: No
         Registry: OK
-----------
USB Devices
-----------
+ USB Root Hub
| Vendor/Product ID: 0x1039, 0x7001
| Matching Device ID: usb\root_hub
| Service: usbhub
| Driver: usbhub.sys, 8/3/2004 23:08:44, 57600 bytes
| Driver: usbd.sys, 8/29/2002 12:00:00, 4736 bytes
| 
+-+ USB Human Interface Device
| | Vendor/Product ID: 0x15CA, 0x00C3
| | Location: USB Optical Mouse
| | Matching Device ID: usb\class_03&subclass_01
| | Service: HidUsb
| | Driver: hidclass.sys, 8/3/2004 23:08:20, 36224 bytes
| | Driver: hidparse.sys, 8/3/2004 23:08:18, 24960 bytes
| | Driver: hid.dll, 8/4/2004 00:56:44, 20992 bytes
| | Driver: hidusb.sys, 8/29/2002 12:00:00, 9600 bytes
| | 
| +-+ HID-compliant mouse
| | | Vendor/Product ID: 0x15CA, 0x00C3
| | | Matching Device ID: hid_device_system_mouse
| | | Service: mouhid
| | | Driver: mouclass.sys, 8/3/2004 22:58:34, 23040 bytes
| | | Driver: mouhid.sys, 8/17/2001 13:48:00, 12160 bytes
----------------
Gameport Devices
----------------
+ PCI bus
| Matching Device ID: *pnp0a03
| Service: pci
| Driver: pci.sys, 8/3/2004 23:07:48, 68224 bytes
| 
+-+ Standard Game Port
| | Matching Device ID: *pnpb02f
| | Service: gameenum
| | Driver: gameenum.sys, 8/3/2004 23:08:22, 10624 bytes
| | 
| +-+ Microsoft SideWinder (Auto Detect)
| | | Matching Device ID: gameport\sidewindergamecontroller
| | | Service: msgame
| | | Driver: hidclass.sys, 8/3/2004 23:08:20, 36224 bytes
| | | Driver: hidparse.sys, 8/3/2004 23:08:18, 24960 bytes
| | | Driver: hid.dll, 8/4/2004 00:56:44, 20992 bytes
| | | Driver: msgame.sys, 8/17/2001 14:02:40, 35200 bytes
| | | Driver: sw_effct.dll, 8/17/2001 22:36:32, 41472 bytes
| | | Driver: sw_wheel.dll, 8/17/2001 22:36:32, 53760 bytes
| | | 
| | +-+ HID-compliant game controller
| | | | Matching Device ID: hid_device_system_game