I intalled DL and DA yesterday and had no success in starting a game.
When I start a new game, I can see the game loading screen background. But the window in the middle of the loading screen is empty. After a short while, the game will crash back to desktop. I had update all Microsoft patches, installed the latest video driver, but always ending up with game crashing back to desktop.
Please help me 
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Debug.err:
Debug Message: Version v2.01 Dark Avatar last updated on: Mon Nov 24 16:26:43 2008
Debug Message: Checking DX Version.
Debug Message: *********DXDiag info follows.*********
System Info
Time: 1/11/2009, 12:34:42
DirectX Version: DirectX 10
Machine Name: JASON-PC
Operating System: Windows Vista?Ultimate (6.0, Build 6001) Service Pack 1 (6001.vistasp1_gdr.080917-1612)
Languages: Chinese (Traditional) (Regional Setting: English)
System Manufacturer: System manufacturer
System Model: System Product Name
BIOS: Phoenix - AwardBIOS v6.00PG
Processor: AMD Athlon(tm) 64 X2 Dual Core Processor 4800+ (2 CPUs), ~2.4GHz
Physical Memory: 2046MB RAM
Page File: 1068MB used, 3267MB available
Windows Dir: C:\Windows
Display Info
Display device 1:
Device Name: \\.\DISPLAY1
Card Name: NVIDIA GeForce 7800 GTX
Manufacturer: NVIDIA
Chip Type: GeForce 7800 GTX
DAC Type: Integrated RAMDAC
Key Device: Enum\PCI\VEN_10DE&DEV_0090&SUBSYS_035010DE&REV_A1
Display Memory: 1272 MB
Current Display Mode: 1600 x 1200 (32 bit) (60Hz)
Monitor Name: SyncMaster 204T/204Ts/204B,SyncMaster Magic CX201Ts(Digital)
Monitor Max Resolution:
Driver Name: nvd3dum.dll,nvwgf2um.dll
Driver Version: 7.15.0011.8120
Driver Date: 12/26/2008 00:08:00
DirectX Acceleration Enabled: Yes
Sound info
Sound device 1:
Description: Speakers (Creative SB Audigy 4 (WDM))
Default Sound Playback
Default Voice Playback
Hardware ID: PCI\VEN_1102&DEV_0008&SUBSYS_10211102&REV_00
Manufacturer ID: 1
Product ID: 100
Driver Name: ctaud2k.sys
Provider: Creative
Driver Version: 6.00.0001.1242
Driver Date: 2/13/2007 15:46:06
Type: WDM
Other Drivers:
Acceleration Level: 1
Cap Flags: 0
Min/Max Sample Rate: 0, 0
Sound device 1:
Description: SPDIF Out (Creative SB Audigy 4 (WDM))
Default Sound Playback
Default Voice Playback
Hardware ID: PCI\VEN_1102&DEV_0008&SUBSYS_10211102&REV_00
Manufacturer ID: 1
Product ID: 100
Driver Name: ctaud2k.sys
Provider: Creative
Driver Version: 6.00.0001.1242
Driver Date: 2/13/2007 15:46:06
Type: WDM
Other Drivers:
Acceleration Level: 1
Cap Flags: 0
Min/Max Sample Rate: 0, 0
Debug Message: *********END dxdiag info.*********
Debug Message: Entering WinMain
Debug Message: ******* Starting Game Shell *******
Debug Message: Going Fullscreen
Debug Message: Preparing to change display settings.
Debug Message: Using hardware vertex processing
Debug Message: Using multilsample setting: D3DMULTISAMPLE_4_SAMPLES
Debug Message: Attempting to create D3DDevice at resolution 1600 x 1200, Windowed: 0, Multisample: 4
Debug Message: Game Resolution: 1600 x 1200
Debug Message: Running fullscreen.
Debug Message: HAL (hw vp): NVIDIA GeForce 7800 GTX
Debug Message: D3DPRESENT_INTERVAL_DEFAULT
Debug Message: Refresh rate: 60
Debug Message: Bit Depth: 32 bit.
Debug Message: *********Checking D3DDevice Caps***********************
Debug Message: A full-color cursor is supported in hardware at high resolution modes.
Debug Message: RGB in format 6:6:6, Masks reported as ff0000:ff00:ff
Debug Message: Now Fullscreen
Debug Message: Shell initialization complete
Debug Message: GalCiv2 is activated.
Debug Message: ***** Initializing Game *****
Debug Message: No string tables in ./Data//ToolTips.tips
Debug Message: Timer Frequency is 0 369e99
Debug Message: No string tables in ./Data//*.str
Debug Message: Initializing sound card.
Debug Message: initailizing bink
Debug Message: No files found matching mask Movies\techs\*.bik
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\Gfx\Movies\*.bik
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\sfx\*.wav
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\Music\*.mp3
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\Event Music\*.mp3
Debug Message: Create setup screens.
Debug Message: Clear galaxy settings.
Debug Message: Clear influence.
Debug Message: Clear up laws.
Debug Message: Clear first time events.
Debug Message: Clear wonders and trade goods.
Debug Message: Clear sector mapper.
Debug Message: Set mouse.
Debug Message: Set update timer.
Debug Message: Clear data definitions.
Debug Message: Killing ship styles:
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\ships\*.xml
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\shiptemplates\*.xml
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\ShipStyles\*.xml
Debug Message: No files found matching mask ./Data/\FleetFormations\*.fleet
Debug Message: No files found matching mask Gfx\Planets\C0*.png
Debug Message: No files found matching mask gfx/Terrain/1SideN*.png
Debug Message: No files found matching mask gfx/Terrain/1SideE*.png
Debug Message: No files found matching mask gfx/Terrain/1SideS*.png
Debug Message: No files found matching mask gfx/Terrain/1SideW*.png
Debug Message: No files found matching mask gfx/Terrain/2SideN*.png
Debug Message: No files found matching mask gfx/Terrain/2SideE*.png
Debug Message: No files found matching mask gfx/Terrain/2SideS*.png
Debug Message: No files found matching mask gfx/Terrain/2SideW*.png
Debug Message: No files found matching mask gfx/Terrain/3SideN*.png
Debug Message: No files found matching mask gfx/Terrain/3SideE*.png
Debug Message: No files found matching mask gfx/Terrain/3SideS*.png
Debug Message: No files found matching mask gfx/Terrain/3SideW*.png
Debug Message: No files found matching mask gfx/Terrain/4SideN*.png
Debug Message: No files found matching mask gfx/Terrain/4SideE*.png
Debug Message: No files found matching mask gfx/Terrain/4SideS*.png
Debug Message: No files found matching mask gfx/Terrain/4SideW*.png
Debug Message: No files found matching mask C:\Users\Admin\Documents\My Games\GC2DarkAvatar\ships\*.shipcfg
Debug Message: Danger Will Robinson, no Stars!!!!
Debug Message: No files found matching mask D:\Games\Stardock Games\GalCiv2./Data//Tutorials/*.xml
Debug Message: GalaxyWnd: Cannot find OBJID Scenaro_MoreDetails_FText
Debug Message: GalaxyWnd: Cannot find OBJID Scenaro_Details_FormattedText
Debug Message: No files found matching mask D:\Games\Stardock Games\GalCiv2\Mods\Default\Data\CustomMaps\*.gc2map
Debug Message: No files found matching mask ./Data/English/Scenarios/*.GC2Scenario
Debug Message: No files found matching mask D:\Games\Stardock Games\GalCiv2\Mods\Default\Data\Scenarios\*.gc2scenario
Debug Message: CustomPersonalityWnd: Cannot find OBJID Personality_Special_Title
Debug Message: CustomPersonalityWnd: Cannot find OBJID Personality_Special_Disctiption_Spinner_Back
Debug Message: CustomPersonalityWnd: Cannot find OBJID Personality_Special_Disctiption_Title
Debug Error: CustomShipStyleWnd: Unknown edit field ShipList_List_Entry type: CustomListEntry
Debug Error: CustomShipStyleWnd: Unknown edit field ShipList_Avalible_List_Entry type: CustomListEntry
Debug Message: WARNING: GetShipStylePrefix called for civ and civ has no ship style
Debug Message: LoadHardpointsFromPrefsFile failed to load ship config file: ./Data/ShipCfg/\(null)_ColonyShip.shipcfg
Debug Message: Creating Galaxy
Debug Message: Killing threads.
Debug Message: Kiling civs.
Debug Message: Killing ships.
Debug Message: Killing rallypoints.
Debug Message: Killing misc objects.
Debug Message: Killing stars.
Debug Message: Killing anomalies.
Debug Message: Killing asteroid fields.
Debug Message: Killing asteroid field mining bases.
Debug Message: Killing space resources.
Debug Message: Killing colonies and planets.
Debug Message: killing scenario.
Debug Message: Clearing Turn Event Log
Debug Message: Clear galaxy settings.
Debug Message: Clear influence.
Debug Message: Clear up laws.
Debug Message: Clear first time events.
Debug Message: Clear wonders and trade goods.
Debug Message: Clear sector mapper.
Debug Message: Star Frequency: 3 Max Num Stars: 97
Debug Message: Planet Frequency: 2 Max Num Planets: 232
Debug Message: Galaxy Size Set: 8 x 8
Debug Message: Creating Random Map
Debug Message: Creating Random Map... Stars
Debug Message: Star Density: Tight Clusters.
Debug Message: Number of Unplaced Stars: 27.
Debug Message: Creating Random Map... Planets
Debug Message: *************** Failed To Place Planet ***************
Debug Message: *************** Failed To Place Planet ***************
Debug Message: Total planets placed: 65
Debug Message: Creating Random Map... Anomalies
Debug Message: Num Anomalies: 300
Debug Message: Creating Random Map... Resources
Debug Message: Creating Random Map... Done
Debug Message: Distributing bonuses on planets...
Debug Message: Creating Random Map... Asteroid Fields
Debug Message: Setting Game Options
Debug Message: Creating Civs
Debug Message: Terran Alliance: Intellence -> 40
Debug Message: Drengin Empire: Intellence -> 40
Debug Message: Altarian Resistance: Intellence -> 40
Debug Message: Arcean Empire: Intellence -> 40
Debug Message: Torian Confederation: Intellence -> 40
Debug Message: Yor Collective: Intellence -> 40
Debug Message: Dominion of Korx: Intellence -> 40
Debug Message: Drath Legion: Intellence -> 40
Debug Message: Iconian Refuge: Intellence -> 40
Debug Message: Creating Civs... Done
Debug Message: Updating ZOC.
Debug Message: Creating 1 minor races
Debug Message: Creating ships...
Debug Message: Updating ZOC.
Debug Message: Galaxy Create... Done
Debug Message: UIBeginGame called with g_ulLocalPlayerID = 0
Debug Message: UIBeginGameHelper: New Game Started
Debug Message: UIBeginGameHelper: Mods are Disabled