I got the problem "Moraldi" did - I unpacked the file, then double clicked the Engine.exe. The directories appear to have unpacked correctly.
Initializing engine...
Leadwerks 3D Engine Version 0.1.8
OpenGL version 2.0.6067 WinXP Release
OpenGL vendor: ATI Technologies Inc.
OpenGL render device: RADEON X800 XL x86/MMX/3DNow!/SSE2
OpenGL extensions supported:
GL_ARB_texture_non_power_of_two: 0
GL_EXT_texture_filter_anisotropic: 1
GL_ARB_texture_compression: 1
WGL_ARB_multisample: 1
GL_EXT_secondary_color: 1
wglSwapIntervalEXT: 1
GL_ARB_multitexture: 1
Vertex buffer objects: 1
Max texture size: 2048
Max cubemap size: 2048
Max texture units: 8
Max shader texture units: 16
Max multisample: 4
Max anisotropy: 16
Max clip planes: 6
Max lights: 8
Shadows supported: 1
Loading Plugins...
Loading plugin "smf.dll"...
Loading plugin "stf.dll"...
Loading plugin "textureformats.dll"...
Loading plugin "vtf.dll"...
Loading materials...
Loading models...
Loading sounds...
Sorting media...
<Error>: Missing texture "dev\skybox"
Engine initialized successfully
<Error>: Missing texture "sprites\camera"
Loading world "maps\example.3dw"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
<Error>: Missing texture "dev\caulk"
Loading object "meshreference"...
Loading object "group"...
Loading object "group"...
Loading object "group"...
Loading object "group"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "mesh"...
Loading model "props_physics\crate"...
<Error>: Missing texture group "packingcrate"
<Error>: Missing texture "packingcrate\packingcrate_diff"
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Initializing physics...
Newton version 1.53
Physics initialized successfully.
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "lightmap"...
Loading object "brush"...
Loading texture "concrete\concretefloor01d"...
Loading object "brush"...
Loading material "building_template\building_template02b"...
Loading texture "building_template\building_template02b_a"...
Loading vertex shader "C:/DOWNLOAD STORE/BLITZ STUFF/engine0.1.8/Materials/shaders/default.vert"...
Stopping engine...
Stopping physics...
Leadwerks 3D Engine Version 0.1.8
OpenGL version 2.0.6067 WinXP Release
OpenGL vendor: ATI Technologies Inc.
OpenGL render device: RADEON X800 XL x86/MMX/3DNow!/SSE2
OpenGL extensions supported:
GL_ARB_texture_non_power_of_two: 0
GL_EXT_texture_filter_anisotropic: 1
GL_ARB_texture_compression: 1
WGL_ARB_multisample: 1
GL_EXT_secondary_color: 1
wglSwapIntervalEXT: 1
GL_ARB_multitexture: 1
Vertex buffer objects: 1
Max texture size: 2048
Max cubemap size: 2048
Max texture units: 8
Max shader texture units: 16
Max multisample: 4
Max anisotropy: 16
Max clip planes: 6
Max lights: 8
Shadows supported: 1
Loading Plugins...
Loading plugin "smf.dll"...
Loading plugin "stf.dll"...
Loading plugin "textureformats.dll"...
Loading plugin "vtf.dll"...
Loading materials...
Loading models...
Loading sounds...
Sorting media...
<Error>: Missing texture "dev\skybox"
Engine initialized successfully
<Error>: Missing texture "sprites\camera"
Loading world "maps\example.3dw"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
Loading object "material"...
<Error>: Missing texture "dev\caulk"
Loading object "meshreference"...
Loading object "group"...
Loading object "group"...
Loading object "group"...
Loading object "group"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "visgroup"...
Loading object "mesh"...
Loading model "props_physics\crate"...
<Error>: Missing texture group "packingcrate"
<Error>: Missing texture "packingcrate\packingcrate_diff"
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Initializing physics...
Newton version 1.53
Physics initialized successfully.
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "mesh"...
<Error>: Missing texture "sfx\gradient"
<Error>: Missing texture "sprites\spotlight"
Loading object "lightmap"...
Loading object "brush"...
Loading texture "concrete\concretefloor01d"...
Loading object "brush"...
Loading material "building_template\building_template02b"...
Loading texture "building_template\building_template02b_a"...
Loading vertex shader "C:/DOWNLOAD STORE/BLITZ STUFF/engine0.1.8/Materials/shaders/default.vert"...
Stopping engine...
Stopping physics...