I see the error "Failed to Start Game (Missing Executable)" when launching a game through Steam.
the steam help tells me to do this:
Completely exit Steam.
Navigate to your Steam installation folder (~C:\Program Files\Steam).
Delete the 'appcache' folder.
Restart your computer and attempt to launch the game through Steam.
but i cant find the folder. I use ubuntu 12.04 can any 1 help?