Hi,
There are the log files :
hpl.log :
Version 1.10
-------- THE HPL ENGINE LOG ------------
Engine build ID 20100818114615
Creating Engine Modules
--------------------------------------------------------
 Creating graphics module
 Creating system module
 Creating resource module
 Creating input module
 Creating sound module
 Creating physics module
 Creating ai module
 Creating gui module
 Creating generate module
 Creating haptic module
 Creating scene module
--------------------------------------------------------
Initializing Resources Module
--------------------------------------------------------
 Creating loader handlers 
 Creating resource managers
 Adding loaders to handlers 
--------------------------------------------------------
Initializing Graphics Module
--------------------------------------------------------
Init lowlevel graphics: 1280x720 bpp:32 fs:1 ms:0 gpufmt:2 cap:'Amnesia - The Dark Descent - Loading...' pos:(-1x-1)
 Setting video mode: 1280 x 720 - 32 bpp
 Init Glew...OK
 Setting up OpenGL
  Vendor: ATI Technologies Inc.
  Renderer: Radeon X1650 Series x86/MMX/3DNow!/SSE2
  Version: 2.0.6847 WinXP Release
  Max texture image units: 16
  Max texture coord units: 8
  Max user clip planes: 6
  Two sided stencil: 1
  Vertex Buffer Object: 1
  Anisotropic filtering: 1
  Max Anisotropic degree: 16
  Multisampling: 1
  Texture compression: 1
  Texture compression S3TC: 1
  Auto generate MipMaps: 1
  Render to texture: 1
  Max draw buffers: 4
  Max color render targets: 4
  Packed depth-stencil: 0
  Texture float: 1
  GLSL Version: 1.10
  ShaderModel 2: 1
  ShaderModel 3: 1
  ShaderModel 4: 0
  OGL ATIFragmentShader: 1
ATTENTION: System does not support const arrays in glsl!
ERROR: Failed to compile GLSL shader 'C:/Program Files/Amnesia - The Dark Descent Demo/redist/core/shaders/deferred_base_vtx.glsl'!
Shader code:
-------------------
[0001] ////////////////////////////////////////////////////////
[0002] // Deferred Base - Vertex Shader
[0003] //
[0004] //
[0005] ////////////////////////////////////////////////////////
[0006] #version 120
[0007] 
[0008] //---------------------------------------------
[0009] 
[0010] 
[0011] 
[0012] 
[0013] 
[0014] 
[0015] //32 bit G-Buffer
[0016] 
[0017]     
[0018] 
[0019] 
[0020] 
[0021] 
[0022] 
[0023] 
[0024] 
[0025] 
[0026] 
[0027] 
[0028] 
[0029] //---------------------------------------------
[0030] 
[0031] ///////////////////////////////
[0032] // Main program
[0033] void main()
[0034] {    
[0035]     //////////////////////
[0036]     // Position
[0037]     gl_Position = ftransform();
[0038]     
[0039]     
[0040]     //////////////////////
[0041]     // Color
[0042] 
[0043]     
[0044]     //////////////////////
[0045]     // Uv
[0046] 
[0047] 
[0048]     //////////////////////
[0049]     // Normals
[0050] 
[0051] 
[0052]     //////////////////////
[0053]     // Normalmapping
[0054] 
[0055]     
[0056]     //////////////////////
[0057]     // Parallax
[0058] 
[0059] 
[0060]     //////////////////////
[0061]     // Deferring (G-Buffer)
[0062] 
[0063]     
[0064] 
[0065]     
[0066]     //////////////////////
[0067]     // Deferring (Lights)
[0068] 
---------------------
Compile log:
---------------------
ERROR: 0:6: '' :  Version number not supported by GL2
ERROR: 1 compilation errors.  No code generated.
---------------------
ERROR: Couldn't create program 'deferred_base_vtx.glsl'
ERROR: Could not load material 'Deferred' shader 'deferred_base_vtx.glsl'
ERROR: Failed to compile GLSL shader 'C:/Program Files/Amnesia - The Dark Descent Demo/redist/core/shaders/deferred_base_vtx.glsl'!
Shader code:
-------------------
[0001] ////////////////////////////////////////////////////////
[0002] // Deferred Base - Vertex Shader
[0003] //
[0004] //
[0005] ////////////////////////////////////////////////////////
[0006] #version 120
[0007] 
[0008] //---------------------------------------------
[0009] 
[0010] 
[0011] 
[0012] 
[0013] 
[0014] 
[0015] //32 bit G-Buffer
[0016] 
[0017]     
[0018] 
[0019] 
[0020] 
[0021] 
[0022] 
[0023] 
[0024] 
[0025] 
[0026] 
[0027] 
[0028] 
[0029] //---------------------------------------------
[0030] 
[0031] ///////////////////////////////
[0032] // Main program
[0033] void main()
[0034] {    
[0035]     //////////////////////
[0036]     // Position
[0037]     gl_Position = ftransform();
[0038]     
[0039]     
[0040]     //////////////////////
[0041]     // Color
[0042] 
[0043]     
[0044]     //////////////////////
[0045]     // Uv
[0046] 
[0047] 
[0048]     //////////////////////
[0049]     // Normals
[0050] 
[0051] 
[0052]     //////////////////////
[0053]     // Normalmapping
[0054] 
[0055]     
[0056]     //////////////////////
[0057]     // Parallax
[0058] 
[0059] 
[0060]     //////////////////////
[0061]     // Deferring (G-Buffer)
[0062] 
[0063]     
[0064] 
[0065]     
[0066]     //////////////////////
[0067]     // Deferring (Lights)
[0068] 
---------------------
Compile log:
---------------------
ERROR: 0:6: '' :  Version number not supported by GL2
ERROR: 1 compilation errors.  No code generated.
---------------------
ERROR: Couldn't create program 'deferred_base_vtx.glsl'
ERROR: Could not load material 'WireFrame' shader 'deferred_base_vtx.glsl'
ERROR: Failed to compile GLSL shader 'C:/Program Files/Amnesia - The Dark Descent Demo/redist/core/shaders/deferred_base_vtx.glsl'!
Shader code:
-------------------
[0001] ////////////////////////////////////////////////////////
[0002] // Deferred Base - Vertex Shader
[0003] //
[0004] //
[0005] ////////////////////////////////////////////////////////
[0006] #version 120
[0007] 
[0008] //---------------------------------------------
[0009] 
[0010] 
[0011] 
[0012] 
[0013] 
[0014] 
[0015] //32 bit G-Buffer
[0016] 
[0017]     
[0018] 
[0019] 
[0020] 
[0021] 
[0022] 
[0023] 
[0024] 
[0025] 
[0026] 
[0027] 
[0028] 
[0029] //---------------------------------------------
[0030] 
[0031] ///////////////////////////////
[0032] // Main program
[0033] void main()
[0034] {    
[0035]     //////////////////////
[0036]     // Position
[0037]     gl_Position = ftransform();
[0038]     
[0039]     
[0040]     //////////////////////
[0041]     // Color
[0042] 
[0043]     
[0044]     //////////////////////
[0045]     // Uv
[0046] 
[0047] 
[0048]     //////////////////////
[0049]     // Normals
[0050] 
[0051] 
[0052]     //////////////////////
[0053]     // Normalmapping
[0054] 
[0055]     
[0056]     //////////////////////
[0057]     // Parallax
[0058] 
[0059] 
[0060]     //////////////////////
[0061]     // Deferring (G-Buffer)
[0062] 
[0063]     
[0064] 
[0065]     
[0066]     //////////////////////
[0067]     // Deferring (Lights)
[0068] 
---------------------
Compile log:
---------------------
ERROR: 0:6: '' :  Version number not supported by GL2
ERROR: 1 compilation errors.  No code generated.
---------------------
ERROR: Couldn't create program 'deferred_base_vtx.glsl'
ERROR: Could not load material 'Simple' shader 'deferred_base_vtx.glsl'
Setting up G-Bugger: type: 0 texturenum: 3
ERROR: Drivers does not support packed depth and stencil!
ERROR: Drivers does not support packed depth and stencil!
ERROR: Frame buffer 'Deferred_GBuffer_Depth' is not complete! Missing attachments!
ERROR: Could not create frame buffer with only depth for Deferred renderer type: 0!
FATAL ERROR: Renderer #0 could not be initialized! Make sure your graphic card drivers are up to date. Check log file for more information.
and 
laucher.log :
-------- THE HPL ENGINE LOG ------------
Engine build ID 20100819012504
Creating Engine Modules
--------------------------------------------------------
 Creating graphics module
 Creating system module
 Creating resource module
 Creating input module
 Creating sound module
 Creating physics module
 Creating ai module
 Creating gui module
 Creating generate module
 Creating haptic module
 Creating scene module
--------------------------------------------------------
Initializing Resources Module
--------------------------------------------------------
 Creating loader handlers 
 Creating resource managers
 Adding loaders to handlers 
--------------------------------------------------------
Initializing Graphics Module
--------------------------------------------------------
--------------------------------------------------------
Initializing Sound Module
--------------------------------------------------------
 Initializing OpenAL
  Available OpenAL devices:
   0. Generic Software on Vinyl AC'97 Audio (WAVE)(OpenAL default)
  Trying to open device 'Generic Software on Vinyl AC'97 Audio (WAVE)'... Success!
  Number of mono sources: 32
  Streaming setup: 2 Buffers x 524288 bytes each
--------------------------------------------------------
Initializing Game Module
--------------------------------------------------------
 Adding engine updates
 Initializing script functions
--------------------------------------------------------
User Initialization
--------------------------------------------------------
--------------------------------------------------------
Exiting Gui Module
--------------------------------------------------------
 Deleting all sets
 Deleting all skins
 Deleting all gfx elements
 Deleting all materials
--------------------------------------------------------
Exiting Generate Module
--------------------------------------------------------
--------------------------------------------------------
Exiting Scene Module
--------------------------------------------------------
--------------------------------------------------------
Exiting Input Module
--------------------------------------------------------
--------------------------------------------------------
Exiting Sound Module
--------------------------------------------------------
--------------------------------------------------------
Exiting Graphics Module
--------------------------------------------------------
--------------------------------------------------------
Exiting Resources Module
--------------------------------------------------------
 Done with fonts
 Done with scripts
 Done with particles
 Done with sounds
 Done with meshes
 Done with materials
 Done with Gpu programs
 Done with images
 Destroyed all textures
 Done with sound entities
 Done with animations
 Done with ent files
 All resources deleted
--------------------------------------------------------
Exiting Physics Module
--------------------------------------------------------
--------------------------------------------------------
Exiting System Module
--------------------------------------------------------
--------------------------------------------------------
 Deleting game setup provided by user
- Deleting lowlevel stuff.
  Physics
  Sound
  Input
  Resources
  System
  Graphics
  Haptic
HPL Exit was successful!
Thanks.
Regards,
Gizmo.