Remember the memory leak. Do not play for more than 2.5 hours without restarting the game. When you finish playing:
Often, the "damaged" error is actually a failure to access the file. tomb raider anniversary autosave damaged
Then you see it. The message that stops even Lara Croft in her tracks: Remember the memory leak
Tell me which level you were on, and I can help you find the right level-skip codes or save files to get back into the action. Using the Steam Backup Feature tomb raider anniversary autosave damaged