Hey guys! So I am having a serious issue with multiple births. Out of my first 3 pregnancies, I had one set of triplets and two sets of twins. A bit annoyed with all the multiple births, I downloaded ...
It's likely that the mod you're using is out of date / broken. I'd suggest removing it, and seeing if that fixes the problem. I'm not experienced with MC Command Center (which has a lot of other features), but I do use a mod to control only pregnancies if I ever want/need to. It's called Pregnancy Mega Mod.