i have a Problem with sims 3 High-End Loft Stuff Please help me!

[shahartal]

I have installed sims 3 High-End Loft Stuff and when i Running the game
the loading looks Like this(Everything else seems normal):
[img width=600 height=450]http://up203.siz.co.il/up3/iwowy1dyzeng.jpg[/img]

And after it finishes loading, I pressed the neighborhood.
It started as usual but quickly as before loading it came out of the game without any error message.


I'm sorry but my English not so good {unsure}
Please help me it very Important