Sims 3 Problems: Game won't load!?

I've had sims 3 since christmas but i just got a computer to run it. After updating my driver andeverything (and a LOT of heartache) i finally got it to work. When i tried to Install mods, like the TS3 Install Helper Monkey, i started having problems. i have it successfully removed now but it STILL won't work. Can someone help? I hae both the basegame and WA