I to get the same error on the retail(pop-cap)version of the game.
[Edited by dgrimani, 5/5/2011 6:17:47 PM]
Ok moved trainer to game install directory and it worked, however after I exited the game game after completing adventure mode the trainer now says it needs a internet connection to authenticate, Even though it has already done so the first play though of the game.
[Edited by dgrimani, 5/6/2011 12:43:10 AM]
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