If it is still an issue after checking all of this, reply back & tell us what happened. You should see the opition to go back to create a sim. Then pick one of your sims to change to the sex of. When the little blue box appears type in testingcheatsEnabled True.
My sim JUST had mixed gender twins She wasnt even expecting twins, and then on top of that she got a boy and girl 0. July 2013 in The Sims 3 General Discussion. One has to be able to be impregnated & one has to be able to impregnate Hi did you check the other solutions in this thread?