Sorry i know there a already a lot of people having this problem and found the solution, i am also having the same problem,
Trying to install the update says can not find ttw files in specified directory, i installed TTW directly into the game data folder, and i removed read only attribute form it, then then i tried to install the update directly into the data folder and its giving me that error.
i'm stumped, i dont know what i am doing wrong?
General help and technical troubleshooting. Ask for help here if you can't find an answer in the FAQ.