App Store version constantly Crashes

[snrdir]

Having the exact same issue here:

13" MacBook Pro
8 GB RAM
2.3 GHz Intel Core i5
Intel HD 3000 512 MB
OS X Lion 10.7.3 (11D50d)
Here's the full text of my hpl.log file:

Spoiler below!

Version 1.20
-------- THE HPL ENGINE LOG ------------
Engine build ID 20120315110559

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: 1024x768 bpp:32 fs:1 ms:0 gpufmt:2 cap:'Amnesia - The Dark Descent - Loading...' pos-1x-1)
Setting video mode: 1024 x 768 - 32 bpp
Init Glew...OK
Setting up OpenGL
Vendor: Intel Inc.
Renderer: Intel HD Graphics 3000 OpenGL Engine
Version: 2.1 APPLE-7.18.11
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: 8
Max color render targets: 8
Packed depth-stencil: 1
Texture float: 1
GLSL Version: 1.20
ShaderModel 2: 1
ShaderModel 3: 0
ShaderModel 4: 0
OGL ATIFragmentShader: 0
Setting up G-Bugger: type: 0 texturenum: 3
Adding engine materials
Initializing DevIL
Vendor String: Abysmal Software
Version String: Developer's Image Library (DevIL) 1.6.8pre Aug 22 2010
Version Number: 168
Adding engine post effects
--------------------------------------------------------

Initializing Sound Module
--------------------------------------------------------
Initializing OpenAL
Available OpenAL devices:
0. Built-in Output(OpenAL default)
Trying to open device 'Built-in Output'... Success!
Number of mono sources: 32
Streaming setup: 4 Buffers x 262144 bytes each
--------------------------------------------------------

Initializing Game Module
--------------------------------------------------------
Adding engine updates
Initializing script functions
--------------------------------------------------------

User Initialization
--------------------------------------------------------
--------------------------------------------------------

Game Running
--------------------------------------------------------
-------- Loading map 'menu_bg.map' ---------
Cache Loading: 482 ms
Entities: 97 ms
Compilation: 1 ms
Total: 587 ms
Meshes created: 26
Bodies created: 5
-------- Loading complete ---------
Setting profile: 'Username' Path: '/Users/username/Library/Application Support/Frictional Games/Amnesia/Main/Username/'
Saving main config.
Saving user config.
-------- BEGIN LOAD FROM /Users/username/Library/Application Support/Frictional Games/Amnesia/Main/Username/AutoSave_Archives_2012_4_8_0_15_53_0.sav ---------
LOADING SAVE GAME!
-------- Loading map '03_archives.map' ---------
Cache Loading: 1097 ms
Entities: 1118 ms
Compilation: 120 ms
Total: 2599 ms
Meshes created: 300
Bodies created: 92
-------- Loading complete ---------
WARNING: Could not find player start node ''
ERROR: StartPos '' does not exist!
-------- END LOAD ---------
ERROR: Couldn't create SoundEntity 'step_walk_generic_hard.snt'
ERROR: Couldn't create SoundEntity 'step_walk_generic_hard.snt'