i recently got a copy of sims 2. heres what happens.
Insert disk 1
Insert Disk 2
get message saying "the program will now check to see if this is fully updated" (or something
then get message saying: "Insert sims 2 disk 4"
i treck over to my mates house who recently borrowed it, i get sims 2 put disk 4 in and now it says:
Unable to copy disk. installation terminated
ok mate the best thing to do is to reconfiger your computer i havd the same problem my self and that fixed it basicly just reinstall windows and don't forget to backlup all of your important files as i forgot!!