Re: Please use The Sims 3 launcher and update your version of The Sims 3 before installing product
What is your base game version right now ?
Open the launcher and check the number in the lower left corner.
If you're not at 1.63, please update your game.
Try downloading the patch manually here:
http://answers.ea.com/t5/The-Sims-3/FAQ-Patch-1-63/td-p/67858/
