Update: Latest win7 beta mobility driver also produces same error messages 
Uhmm, I killed vista yesterday....
dxdiag from debug.err:
Debug Message: *********DXDiag info follows.*********
DirectX Version: DirectX 11
Operating System: Windows 7 Ultimate 64-bit (6.1, Build 7100)
Languages: German (Regional Setting: German)
BIOS: Phoenix SecureCore(tm) NB Version 09LA.7027.20081209.JJC
Processor: Intel(R) Core(TM)2 Duo CPU P8600 @ 2.40GHz (2 CPUs), ~2.4GHz
Physical Memory: 4096MB RAM
Page File: 1567MB used, 6611MB available
Windows Dir: C:\Windows
Display Info
Display device 1:
Device Name: \\.\DISPLAY1
Card Name: NVIDIA GeForce 9600M GT
Manufacturer: NVIDIA
Chip Type: GeForce 9600M GT
DAC Type: Integrated RAMDAC
Key Device: Enum\PCI\VEN_10DE&DEV_0649&SUBSYS_C03F144D&REV_A1
Display Memory: 2287 MB
Current Display Mode: 1680 x 1050 (32 bit) (60Hz)
Monitor Name:
Monitor Max Resolution:
Driver Name:
Driver Version:
Driver Date:
DirectX Acceleration Enabled: No
Sound info
Sound device 1:
Description: Lautsprecher (High Definition Audio-Gerät)
Default Sound Playback: Yes
Default Voice Playback: Yes
Hardware ID: HDAUDIO\FUNC_01&VEN_10EC&DEV_0262&SUBSYS_144DC03F&REV_1002
Manufacturer ID: 1
Product ID: 65535
Driver Name: HdAudio.sys
Provider: Microsoft
Driver Version: 6.01.7100.0000
Driver Date: 4/22/2009 06:15:37
Type: WDM
Other Drivers:
Acceleration Level: 1
Cap Flags: 0
Min/Max Sample Rate: 0, 0
Debug Message: *********END dxdiag info.*********
Debug Message: WARNING: DirectX Acceleration is not enabled.
Debug Message: Entering WinMain
And now 32 bit dxdiag from system:
------------
DxDiag Notes
------------
Display Tab 1: No problems found.
Sound Tab 1: No problems found.
Input Tab: No problems found.
---------------
Display Devices
---------------
Card name: NVIDIA GeForce 9600M GT
Manufacturer: NVIDIA
Chip type: GeForce 9600M GT
DAC type: Integrated RAMDAC
Device Key: Enum\PCI\VEN_10DE&DEV_0649&SUBSYS_C03F144D&REV_A1
Display Memory: 2287 MB
Dedicated Memory: 497 MB
Shared Memory: 1789 MB
Current Mode: 1680 x 1050 (32 bit) (60Hz)
Monitor Name: PnP-Monitor (Standard)
Monitor Model: unknown
Monitor Id: SEC3646
Native Mode: 1680 x 1050(p) (60.062Hz)
Output Type: Internal
Driver Name: nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um
Driver File Version: 8.15.0011.8585 (English)
Driver Version: 8.15.11.8585
DDI Version: 10
Driver Model: WDDM 1.1
Driver Attributes: Final Retail
Driver Date/Size: 4/30/2009 22:02:00, 9443840 bytes
WHQL Logo'd: n/a
WHQL Date Stamp: n/a
Device Identifier: {D7B71E3E-4509-11CF-7456-34E001C2C535}
Vendor ID: 0x10DE
Device ID: 0x0649
SubSys ID: 0xC03F144D
Revision ID: 0x00A1
Driver Strong Name: oem8.inf:NVIDIA.Mfg.NTamd64.6.0:Section001:8.15.11.8585:pci\ven_10de&dev_0649&subsys_c03f144d
Rank Of Driver: 00E60001
Video Accel: ModeMPEG2_A ModeMPEG2_C ModeVC1_C ModeWMV9_C
Deinterlace Caps: {6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
YUY2,YUY2) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
YUY2,YUY2) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
YUY2,YUY2) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{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_BOBVerticalStretch
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
UYVY,UYVY) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
UYVY,UYVY) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
UYVY,UYVY) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
UYVY,UYVY) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_BOBVerticalStretch
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
YV12,0x32315659) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
YV12,0x32315659) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
YV12,0x32315659) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
YV12,0x32315659) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_BOBVerticalStretch
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
NV12,0x3231564e) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY DeinterlaceTech_PixelAdaptive
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
NV12,0x3231564e) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
NV12,0x3231564e) Frames(Prev/Fwd/Back)
0,0,0) Caps=VideoProcess_YUV2RGB VideoProcess_StretchX VideoProcess_StretchY
{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_BOBVerticalStretch
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
IMC1,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
IMC1,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
IMC1,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
IMC1,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
IMC2,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
IMC2,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
IMC2,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
IMC2,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
IMC3,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
IMC3,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
IMC3,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
IMC3,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
IMC4,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
IMC4,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
IMC4,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
IMC4,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
S340,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
S340,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
S340,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
S340,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{6CB69578-7617-4637-91E5-1C02DB810285}: Format(In/Out)
S342,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{F9F19DA5-3B09-4B2F-9D89-C64753E3EAAB}: Format(In/Out)
S342,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{5A54A0C9-C7EC-4BD9-8EDE-F3C75DC4393B}: Format(In/Out)
S342,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
{335AA36E-7884-43A4-9C91-7F87FAF3E37E}: Format(In/Out)
S342,UNKNOWN) Frames(Prev/Fwd/Back)
0,0,0) Caps=
D3D9 Overlay: Supported
DXVA-HD: Supported
DDraw Status: Enabled
D3D Status: Enabled
AGP Status: Enabled
I also gave admin permission to ...\Programs(x86)\GalCiv2 directory.
Seems, that galciv2 does not handle and detect video driver properly in Win7.
Maybe MS changed their driver Model and signature?
I don't think, it is a DX11 issue.
Anyone any clue?