I don't know why but this started today. I try to log in and AH stops working. Never a problem before running AH
------------------
System Information
------------------
Time of this report: 10/30/2009, 01:49:21
    
   Operating System: Windows Vista™ Home Premium (6.0, Build 6002) Service Pack 2 (6002.vistasp2_gdr.090803-2339)
           Language: English (Regional Setting: English)
System Manufacturer: alienware
       System Model: Area-51 m9750
               BIOS: Default System BIOS
          Processor: Intel(R) Core(TM)2 CPU         T5500  @ 1.66GHz (2 CPUs), ~1.7GHz
             Memory: 3070MB RAM
          Page File: 864MB used, 5485MB available
        Windows Dir: C:\Windows
    DirectX Version: DirectX 10
DX Setup Parameters: Not found
     DxDiag Version: 6.00.6001.18000 32bit Unicode
------------
DxDiag Notes
------------
      Display Tab 1: The file nvd3dum.dll,nvwgf2um.dll is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL).  You may be able to get a WHQL logo'd driver from the hardware manufacturer.
        Sound Tab 1: The file RTKVHDA.sys is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL).  You may be able to get a WHQL logo'd driver from the hardware manufacturer.
        Sound Tab 2: The file RTKVHDA.sys is not digitally signed, which means that it has not been tested by Microsoft's Windows Hardware Quality Labs (WHQL).  You may be able to get a WHQL logo'd driver from the hardware manufacturer.
          Input Tab: No problems found.
--------------------
DirectX Debug Levels
--------------------
Direct3D:    0/4 (retail)
DirectDraw:  0/4 (retail)
DirectInput: 0/5 (retail)
DirectMusic: 0/5 (retail)
DirectPlay:  0/9 (retail)
DirectSound: 0/5 (retail)
DirectShow:  0/6 (retail)
---------------
Display Devices
---------------
        Card name: NVIDIA GeForce 8700M GT
     Manufacturer: NVIDIA
        Chip type: GeForce 8700M GT
         DAC type: Integrated RAMDAC
       Device Key: Enum\PCI\VEN_10DE&DEV_0409&SUBSYS_2052161F&REV_A1
   Display Memory: 1776 MB
 Dedicated Memory: 497 MB
    Shared Memory: 1279 MB
     Current Mode: 1024 x 768 (32 bit) (60Hz)
          Monitor: Generic PnP Monitor
      Driver Name: nvd3dum.dll,nvwgf2um.dll
   Driver Version: 7.15.0011.5672 (English)
      DDI Version: 10
Driver Attributes: Final Retail
 Driver Date/Size: 10/10/2007 02:05:00, 4943872 bytes
      WHQL Logo'd: No
  WHQL Date Stamp: None