Re: Lots and Houses Disappeared
Have a look at this topic: http://answers.ea.com/t5/The-Sims-4/INFO-REQUEST-Houses-Lots-disappear/td-p/4620279
And about the CC, there is probably a mod not working great with the newest game patch.
Try the 50/50 methode (link: http://modthesims.info/wiki.php?title=Game_Help:Finding_Problem_Custom_Content ) to find the faulty ones and remove those.
