I install the simms2 glamour

Question

I install the simms2 glamour life stuff on my computer and when i went to play the game all of the walls were flashing red and other colors instead of being solid. i went to the task manager to end process the ones i was told all except 7 of them and i still had the problem please help i need my sims. And is it alright to install expansion packs right after one another.