Re: Problem with installation

Please uninstall your game + expansions again and then install in that order:

The Sims 2™ (or Sims 2 Deluxe, Sims 2 Double Deluxe or Sims 2 Holiday Edition, whichever you have)
University (or University Life Collection)
Nightlife (disregard if you have Sims 2 Deluxe or Double Deluxe)
Christmas Party Pack (US) OR Holiday Party Pack (UK)
Open for Business or Best of Business Collection
Family Fun Stuff or Fun with Pets Collection
Glamour Life Stuff
Pets (disregard if you have Fun with Pets Collection)
Happy Holiday Stuff (Disregard if you have Sims 2 Holiday Edition)
Seasons
Celebration Stuff (disregard if you have Double Deluxe)
H&M Fashion Stuff (disregard if you have Best of Business Collection)
Bon Voyage
Teen Style Stuff (disregard if you have University Life Collection)
FreeTime
Kitchen & Bath Interior Design Stuff (disregard if you have Best of Business Collection)
IKEA Home Stuff (disregard if you have University Life Collection)
Apartment Life
Mansion & Garden Stuff (disregard if you have Fun with Pets Collection)

Also, be sure to patch whenever you are prompted by the game to do so.

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