Half-Life 2: Episode 2 CUBE v.2

Description
CUBE is a mod for half-life: Episode Two created by AASC Studio. It's a single project that turns the game into first-person puzzler, similar to the Portal, but very different when it is comses actual mechanics. The story centers around SARMA-a soviet scientific group that established cooperation with Aperture Science. Their combined efforts led to creation of new technology and you're the unlucky guy who will have to test the prototype.
How to install:
Extract the archive to ". ...Steam\steamapps\SourceMods "folder. Then restart the Steam client and the mod should be listed among games.
If the mod won't work, then go into it's folder (it's in the SourceMods) and find the gameinfo.txt file. Open it in Notepad and look for the line starting with "the SearchPaths". Then highlight and everything below, right till the end of the file and replace it with this:
SearchPaths
{
game + mod | gameinfo_path |.
platform | gameinfo_path |.
game_lv hl2/hl2_lv. vpk
game + mod ep2/ep2_english. vpk
game + mod ep2/ep2_pak. vpk
game | all_source_engine_paths |/episodic ep1_english. vpk

game | all_source_engine_paths |/episodic ep1_pak. vpk
game | all_source_engine_paths | hl2/hl2_english. vpk
game | all_source_engine_paths | hl2/hl2_pak. vpk
game | all_source_engine_paths | hl2/hl2_textures. vpk
game | all_source_engine_paths | hl2/hl2_sound_vo_english. vpk
game | all_source_engine_paths | hl2/hl2_sound_misc. vpk
game | all_source_engine_paths | hl2/hl2_misc. vpk
platform | all_source_engine_paths | platform/platform_misc. vpk
mod + mod_write + default_write_path | gameinfo_path |.
game + game_write | gameinfo_path |.
gamebin episodic/bin
game | all_source_engine_paths | episodic
game | all_source_engine_paths | hl2
platform | all_source_engine_paths | platform
}
}
}